Fix ConditionGuardNode

There was a loop in the definitions which meant nothing ever got made

go/ql/consistency-queries/CfgConsistency.ql

@@ -0,0 +1,3 @@
+import go
+private import semmle.go.controlflow.ControlFlowGraphShared
+import GoCfg::ControlFlow::Consistency

go/ql/lib/change-notes/2026-03-30-shared-cfg-library.md

@@ -0,0 +1,4 @@
+---
+category: fix
+---
+* The Go control flow graph implementation has been migrated to use the shared CFG library. This is an internal change with no user-visible API changes.

go/ql/lib/printCfg.ql

@@ -0,0 +1,53 @@
+/**
+ * @name Print CFG
+ * @description Produces a representation of a file's Control Flow Graph.
+ *              This query is used by the VS Code extension.
+ * @id go/print-cfg
+ * @kind graph
+ * @tags ide-contextual-queries/print-cfg
+ */
+
+import go
+import semmle.go.controlflow.ControlFlowGraph
+private import semmle.go.controlflow.ControlFlowGraphShared
+
+external string selectedSourceFile();
+
+private predicate selectedSourceFileAlias = selectedSourceFile/0;
+
+external int selectedSourceLine();
+
+private predicate selectedSourceLineAlias = selectedSourceLine/0;
+
+external int selectedSourceColumn();
+
+private predicate selectedSourceColumnAlias = selectedSourceColumn/0;
+
+module ViewCfgQueryInput implements GoCfg::ControlFlow::ViewCfgQueryInputSig<File> {
+  predicate selectedSourceFile = selectedSourceFileAlias/0;
+
+  predicate selectedSourceLine = selectedSourceLineAlias/0;
+
+  predicate selectedSourceColumn = selectedSourceColumnAlias/0;
+
+  predicate cfgScopeSpan(
+    CfgScope scope, File file, int startLine, int startColumn, int endLine, int endColumn
+  ) {
+    file = scope.getFile() and
+    scope.getLocation().getStartLine() = startLine and
+    scope.getLocation().getStartColumn() = startColumn and
+    exists(Location loc |
+      loc.getEndLine() = endLine and
+      loc.getEndColumn() = endColumn and
+      loc = scope.(FuncDef).getBody().getLocation()
+    )
+    or
+    file = scope.(File) and
+    startLine = 1 and
+    startColumn = 1 and
+    endLine = file.getNumberOfLines() and
+    endColumn = 999999
+  }
+}
+
+import GoCfg::ControlFlow::ViewCfgQuery<File, ViewCfgQueryInput>

go/ql/lib/semmle/go/Concepts.qll

@@ -431,7 +431,7 @@ private class HeuristicLoggerFunction extends Method {
     )
   }
 
-  override predicate mayReturnNormally() { logFunctionPrefix != "Fatal" }
+  override predicate mustNotReturnNormally() { logFunctionPrefix = "Fatal" }
 
   override predicate mustPanic() { logFunctionPrefix = "Panic" }
 }

go/ql/lib/semmle/go/PrintAst.qll

@@ -1,7 +1,7 @@
 /**
  * Provides queries to pretty-print a Go AST as a graph.
  */
-overlay[local]
+overlay[local?]
 module;
 
 import go

go/ql/lib/semmle/go/Scopes.qll

@@ -437,11 +437,12 @@ class Function extends ValueEntity, @functionobject {
    * This predicate is an over-approximation: it may hold for functions that can never
    * return normally, but it never fails to hold for functions that can.
    *
-   * Note this is declared here and not in `DeclaredFunction` so that library models can override this
-   * by extending `Function` rather than having to remember to extend `DeclaredFunction`.
+   * Library models should not override this predicate; override `mustNotReturnNormally`
+   * instead, so that the control-flow graph construction can take the model into account.
    */
   predicate mayReturnNormally() {
     not this.mustPanic() and
+    not this.mustNotReturnNormally() and
     (ControlFlow::mayReturnNormally(this.getFuncDecl()) or not exists(this.getBody()))
   }
 
@@ -461,6 +462,16 @@ class Function extends ValueEntity, @functionobject {
    */
   predicate mustPanic() { none() }
 
+  /**
+   * Holds if calling this function never returns normally (for example because it
+   * always panics, exits the process, or loops forever).
+   *
+   * Unlike `mayReturnNormally`, this predicate must be defined without reference to
+   * the control-flow graph, so that it can be used during CFG construction to
+   * suppress normal-flow successors of calls to this function.
+   */
+  predicate mustNotReturnNormally() { none() }
+
   /** Gets the number of parameters of this function. */
   int getNumParameter() { result = this.getType().(SignatureType).getNumParameter() }
 

go/ql/lib/semmle/go/controlflow/BasicBlocks.qll

@@ -5,66 +5,27 @@ overlay[local]
 module;
 
 import go
-private import ControlFlowGraphImpl
-private import codeql.controlflow.BasicBlock as BB
-private import codeql.controlflow.SuccessorType
+private import ControlFlowGraphShared
 
-private module Input implements BB::InputSig<Location> {
-  /** A delineated part of the AST with its own CFG. */
-  class CfgScope = ControlFlow::Root;
+/** A basic block in the control-flow graph. */
+class BasicBlock = GoCfg::Cfg::BasicBlock;
 
-  /** The class of control flow nodes. */
-  class Node = ControlFlowNode;
-
-  /** Gets the CFG scope in which this node occurs. */
-  CfgScope nodeGetCfgScope(Node node) { node.getRoot() = result }
-
-  /** Gets an immediate successor of this node. */
-  Node nodeGetASuccessor(Node node, SuccessorType t) {
-    result = node.getASuccessor() and
-    (
-      not result instanceof ControlFlow::ConditionGuardNode and t instanceof DirectSuccessor
-      or
-      t.(BooleanSuccessor).getValue() = result.(ControlFlow::ConditionGuardNode).getOutcome()
-    )
-  }
-
-  /**
-   * Holds if `node` represents an entry node to be used when calculating
-   * dominance.
-   */
-  predicate nodeIsDominanceEntry(Node node) { node instanceof EntryNode }
-
-  /**
-   * Holds if `node` represents an exit node to be used when calculating
-   * post dominance.
-   */
-  predicate nodeIsPostDominanceExit(Node node) { node instanceof ExitNode }
-}
-
-private module BbImpl = BB::Make<Location, Input>;
-
-class BasicBlock = BbImpl::BasicBlock;
-
-class EntryBasicBlock = BbImpl::EntryBasicBlock;
-
-cached
-private predicate reachableBB(BasicBlock bb) {
-  bb instanceof EntryBasicBlock
-  or
-  exists(BasicBlock predBB | predBB.getASuccessor(_) = bb | reachableBB(predBB))
-}
+/** An entry basic block. */
+class EntryBasicBlock = GoCfg::Cfg::EntryBasicBlock;
 
 /**
  * A basic block that is reachable from an entry basic block.
+ *
+ * Since the shared CFG library only creates nodes for reachable code,
+ * all basic blocks are reachable by construction.
  */
 class ReachableBasicBlock extends BasicBlock {
-  ReachableBasicBlock() { reachableBB(this) }
+  ReachableBasicBlock() { any() }
 }
 
 /**
  * A reachable basic block with more than one predecessor.
  */
 class ReachableJoinBlock extends ReachableBasicBlock {
-  ReachableJoinBlock() { this.getFirstNode().isJoin() }
+  ReachableJoinBlock() { this.getFirstNode().(ControlFlow::Node).isJoin() }
 }

go/ql/lib/semmle/go/controlflow/ControlFlowGraph.qll

@@ -5,13 +5,17 @@ overlay[local]
 module;
 
 import go
-private import ControlFlowGraphImpl
+private import ControlFlowGraphShared
 
-/** Provides helper predicates for mapping btween CFG nodes and the AST. */
+/** Provides helper predicates for mapping between CFG nodes and the AST. */
 module ControlFlow {
   /** A file or function with which a CFG is associated. */
   class Root extends AstNode {
-    Root() { exists(this.(File).getADecl()) or exists(this.(FuncDef).getBody()) }
+    Root() {
+      exists(this.(FuncDef).getBody())
+      or
+      exists(this.(File).getADecl())
+    }
 
     /** Holds if `nd` belongs to this file or function. */
     predicate isRootOf(AstNode nd) {
@@ -29,22 +33,16 @@ module ControlFlow {
   }
 
   /**
-   * A node in the intra-procedural control-flow graph of a Go function or file.
+   * A node in the intra-procedural control-flow graph of a Go function.
    *
    * Nodes correspond to expressions and statements that compute a value or perform
    * an operation (as opposed to providing syntactic structure or type information).
    *
-   * There are also synthetic entry and exit nodes for each Go function and file
+   * There are also synthetic entry and exit nodes for each Go function
    * that mark the beginning and the end, respectively, of the execution of the
-   * function and the loading of the file.
+   * function.
    */
-  class Node extends TControlFlowNode {
-    /** Gets a node that directly follows this one in the control-flow graph. */
-    Node getASuccessor() { result = CFG::succ(this) }
-
-    /** Gets a node that directly precedes this one in the control-flow graph. */
-    Node getAPredecessor() { this = result.getASuccessor() }
-
+  class Node extends GoCfg::ControlFlowNode {
     /** Holds if this is a node with more than one successor. */
     predicate isBranch() { strictcount(this.getASuccessor()) > 1 }
 
@@ -52,22 +50,23 @@ module ControlFlow {
     predicate isJoin() { strictcount(this.getAPredecessor()) > 1 }
 
     /** Holds if this is the first control-flow node in `subtree`. */
-    predicate isFirstNodeOf(AstNode subtree) { CFG::firstNode(subtree, this) }
+    predicate isFirstNodeOf(AstNode subtree) {
+      this.isBefore(subtree)
+      or
+      this.injects(subtree)
+    }
 
-    /** Holds if this node is the (unique) entry node of a function or file. */
-    predicate isEntryNode() { this instanceof MkEntryNode }
+    /** Holds if this node is the (unique) entry node of a function. */
+    predicate isEntryNode() { this instanceof GoCfg::ControlFlow::EntryNode }
 
-    /** Holds if this node is the (unique) exit node of a function or file. */
-    predicate isExitNode() { this instanceof MkExitNode }
-
-    /** Gets the basic block to which this node belongs. */
-    BasicBlock getBasicBlock() { result.getANode() = this }
+    /** Holds if this node is the (unique) exit node of a function. */
+    predicate isExitNode() { this instanceof GoCfg::ControlFlow::ExitNode }
 
     /** Holds if this node dominates `dominee` in the control-flow graph. */
     overlay[caller?]
     pragma[inline]
     predicate dominatesNode(ControlFlow::Node dominee) {
-      exists(ReachableBasicBlock thisbb, ReachableBasicBlock dbb, int i, int j |
+      exists(GoCfg::Cfg::BasicBlock thisbb, GoCfg::Cfg::BasicBlock dbb, int i, int j |
         this = thisbb.getNode(i) and dominee = dbb.getNode(j)
       |
         thisbb.strictlyDominates(dbb)
@@ -76,20 +75,12 @@ module ControlFlow {
       )
     }
 
-    /** Gets the innermost function or file to which this node belongs. */
-    Root getRoot() { none() }
+    /** Gets the innermost function to which this node belongs. */
+    Root getRoot() { result = this.getEnclosingCallable() }
 
     /** Gets the file to which this node belongs. */
     File getFile() { result = this.getLocation().getFile() }
 
-    /**
-     * Gets a textual representation of this control flow node.
-     */
-    string toString() { result = "control-flow node" }
-
-    /** Gets the source location for this element. */
-    Location getLocation() { none() }
-
     /**
      * DEPRECATED: Use `getLocation()` instead.
      *
@@ -113,6 +104,22 @@ module ControlFlow {
     }
   }
 
+  /** A synthetic entry node for a function. */
+  class EntryNode extends Node instanceof GoCfg::ControlFlow::EntryNode { }
+
+  /** A synthetic exit node for a function. */
+  class ExitNode extends Node instanceof GoCfg::ControlFlow::ExitNode { }
+
+  private predicate isBranchConditionRoot(Expr expr) {
+    expr = any(LogicalBinaryExpr lbe).getLeftOperand()
+    or
+    expr = any(ForStmt fs).getCond()
+    or
+    expr = any(IfStmt is).getCond()
+    or
+    expr = any(ExpressionSwitchStmt ess | not exists(ess.getExpr())).getACase().getAnExpr()
+  }
+
   /**
    * A control-flow node that initializes or updates the value of a constant, a variable,
    * a field, or an (array, slice, or map) element.
@@ -172,7 +179,7 @@ module ControlFlow {
       exists(IR::FieldTarget trg | trg = super.getLhs() |
         (
           trg.getBase() = base or
-          trg.getBase() = MkImplicitDeref(base.(IR::EvalInstruction).getExpr())
+          trg.getBase() = IR::implicitDerefInstruction(base.(IR::EvalInstruction).getExpr())
         ) and
         trg.getField() = f and
         super.getRhs() = rhs
@@ -220,7 +227,7 @@ module ControlFlow {
       exists(IR::ElementTarget trg | trg = super.getLhs() |
         (
           trg.getBase() = base or
-          trg.getBase() = MkImplicitDeref(base.(IR::EvalInstruction).getExpr())
+          trg.getBase() = IR::implicitDerefInstruction(base.(IR::EvalInstruction).getExpr())
         ) and
         trg.getIndex() = index and
         super.getRhs() = rhs
@@ -250,11 +257,19 @@ module ControlFlow {
    * A control-flow node recording the fact that a certain expression has a known
    * Boolean value at this point in the program.
    */
-  class ConditionGuardNode extends IR::Instruction, MkConditionGuardNode {
+  class ConditionGuardNode extends IR::Instruction {
     Expr cond;
     boolean outcome;
 
-    ConditionGuardNode() { this = MkConditionGuardNode(cond, outcome) }
+    ConditionGuardNode() {
+      isBranchConditionRoot(cond) and
+      this.isAfterTrue(cond) and
+      outcome = true
+      or
+      isBranchConditionRoot(cond) and
+      this.isAfterFalse(cond) and
+      outcome = false
+    }
 
     private predicate ensuresAux(Expr expr, boolean b) {
       expr = cond and b = outcome
@@ -320,21 +335,17 @@ module ControlFlow {
     boolean getOutcome() { result = outcome }
 
     override Root getRoot() { result.isRootOf(cond) }
-
-    override string toString() { result = cond + " is " + outcome }
-
-    override Location getLocation() { result = cond.getLocation() }
   }
 
   /**
-   * Gets the entry node of function or file `root`.
+   * Gets the entry node of function `root`.
    */
-  Node entryNode(Root root) { result = MkEntryNode(root) }
+  EntryNode entryNode(Root root) { result.getEnclosingCallable() = root }
 
   /**
-   * Gets the exit node of function or file `root`.
+   * Gets the exit node of function `root`.
    */
-  Node exitNode(Root root) { result = MkExitNode(root) }
+  ExitNode exitNode(Root root) { result.getEnclosingCallable() = root }
 
   /**
    * Holds if the function `f` may return without panicking, exiting the process, or looping forever.
@@ -342,7 +353,12 @@ module ControlFlow {
    * This is defined conservatively, and so may also hold of a function that in fact
    * cannot return normally, but never fails to hold of a function that can return normally.
    */
-  predicate mayReturnNormally(FuncDecl f) { CFG::mayReturnNormally(f.getBody()) }
+  predicate mayReturnNormally(FuncDecl f) {
+    exists(GoCfg::ControlFlow::NormalExitNode exit |
+      exit.getEnclosingCallable() = f and
+      exists(exit.getAPredecessor())
+    )
+  }
 
   /**
    * Holds if `pred` is the node for the case `testExpr` in an expression
@@ -352,10 +368,18 @@ module ControlFlow {
   predicate isSwitchCaseTestPassingEdge(
     ControlFlow::Node pred, ControlFlow::Node succ, Expr switchExpr, Expr testExpr
   ) {
-    CFG::isSwitchCaseTestPassingEdge(pred, succ, switchExpr, testExpr)
+    exists(ExpressionSwitchStmt ess, CaseClause cc, int i |
+      ess.getExpr() = switchExpr and
+      cc = ess.getACase() and
+      testExpr = cc.getExpr(i) and
+      pred.isAfter(testExpr) and
+      succ.isFirstNodeOf(cc.getStmt(0))
+    )
   }
 }
 
 class ControlFlowNode = ControlFlow::Node;
 
+class CfgScope = GoCfg::CfgScope;
+
 class Write = ControlFlow::WriteNode;

go/ql/lib/semmle/go/dataflow/GlobalValueNumbering.qll

@@ -200,7 +200,7 @@ private ControlFlow::Node mostRecentSideEffect(ControlFlow::Node entry, ControlF
 
 cached
 private ControlFlow::Node mostRecentSideEffectUnique(ControlFlow::Node node) {
-  result = unique( | | mostRecentSideEffect(_, node))
+  result = unique( | | mostRecentSideEffect(getControlFlowEntry(node), node))
 }
 
 /** Used to represent the "global value number" of an expression. */

go/ql/lib/semmle/go/dataflow/SsaImpl.qll

@@ -89,7 +89,7 @@ private module Internal {
   /** Holds if the `i`th node of `bb` in function `f` is an entry node. */
   private predicate entryNode(FuncDef f, ReachableBasicBlock bb, int i) {
     f = bb.getScope() and
-    bb.getNode(i).isEntryNode()
+    bb.getNode(i).(ControlFlow::Node).isEntryNode()
   }
 
   /**

go/ql/lib/semmle/go/frameworks/Glog.qll

@@ -59,7 +59,7 @@ module Glog {
     /** Holds if this function takes a format string. */
     predicate formatter() { format = "f" }
 
-    override predicate mayReturnNormally() { level != "Fatal" and level != "Exit" }
+    override predicate mustNotReturnNormally() { level = "Fatal" or level = "Exit" }
   }
 
   private class StringFormatter extends StringOps::Formatting::Range instanceof GlogFunction {

go/ql/lib/semmle/go/frameworks/Logrus.qll

@@ -29,8 +29,8 @@ module Logrus {
       )
     }
 
-    override predicate mayReturnNormally() {
-      not exists(string level, string suffix | level = ["Fatal", "Panic"] |
+    override predicate mustNotReturnNormally() {
+      exists(string level, string suffix | level = ["Fatal", "Panic"] |
         this.getName() = level + suffix
       )
     }

go/ql/lib/semmle/go/frameworks/Revel.qll

@@ -154,7 +154,7 @@ module Revel {
 
   private IR::EvalInstruction skipImplicitFieldReads(IR::Instruction insn) {
     result = insn or
-    result = skipImplicitFieldReads(insn.(IR::ImplicitFieldReadInstruction).getBase())
+    result = skipImplicitFieldReads(insn.(IR::ImplicitFieldReadInstruction).getBaseInstruction())
   }
 
   /** A call to `Controller.Render`. */

go/ql/lib/semmle/go/frameworks/Zap.qll

@@ -54,7 +54,7 @@ module Zap {
       this.hasQualifiedName(packagePath(), "SugaredLogger", "Fatal" + getSuffix())
     }
 
-    override predicate mayReturnNormally() { none() }
+    override predicate mustNotReturnNormally() { any() }
   }
 
   /** A Zap logging function which always panics. */

go/ql/lib/semmle/go/frameworks/stdlib/Log.qll

@@ -44,7 +44,7 @@ module Log {
       )
     }
 
-    override predicate mayReturnNormally() { none() }
+    override predicate mustNotReturnNormally() { any() }
   }
 
   /** A log function which must panic. */

go/ql/lib/semmle/go/frameworks/stdlib/Os.qll

@@ -12,7 +12,7 @@ module Os {
   private class Exit extends Function {
     Exit() { this.hasQualifiedName("os", "Exit") }
 
-    override predicate mayReturnNormally() { none() }
+    override predicate mustNotReturnNormally() { any() }
   }
 
   // These models are not implemented using Models-as-Data because they represent reverse flow.

go/ql/test/experimental/CWE-369/DivideByZero.expected

@@ -8,23 +8,23 @@
 edges
 | DivideByZero.go:10:12:10:16 | selection of URL | DivideByZero.go:10:12:10:24 | call to Query | provenance | Src:MaD:1 MaD:2 |
 | DivideByZero.go:10:12:10:24 | call to Query | DivideByZero.go:11:27:11:32 | param1 | provenance |  |
-| DivideByZero.go:11:2:11:33 | ... := ...[0] | DivideByZero.go:12:16:12:20 | value | provenance |  |
-| DivideByZero.go:11:27:11:32 | param1 | DivideByZero.go:11:2:11:33 | ... := ...[0] | provenance | Config |
+| DivideByZero.go:11:2:11:33 | extract:0 ... := ... | DivideByZero.go:12:16:12:20 | value | provenance |  |
+| DivideByZero.go:11:27:11:32 | param1 | DivideByZero.go:11:2:11:33 | extract:0 ... := ... | provenance | Config |
 | DivideByZero.go:17:12:17:16 | selection of URL | DivideByZero.go:17:12:17:24 | call to Query | provenance | Src:MaD:1 MaD:2 |
 | DivideByZero.go:17:12:17:24 | call to Query | DivideByZero.go:18:11:18:24 | type conversion | provenance |  |
 | DivideByZero.go:18:11:18:24 | type conversion | DivideByZero.go:19:16:19:20 | value | provenance |  |
 | DivideByZero.go:24:12:24:16 | selection of URL | DivideByZero.go:24:12:24:24 | call to Query | provenance | Src:MaD:1 MaD:2 |
 | DivideByZero.go:24:12:24:24 | call to Query | DivideByZero.go:25:31:25:36 | param1 | provenance |  |
-| DivideByZero.go:25:2:25:45 | ... := ...[0] | DivideByZero.go:26:16:26:20 | value | provenance |  |
-| DivideByZero.go:25:31:25:36 | param1 | DivideByZero.go:25:2:25:45 | ... := ...[0] | provenance | Config |
+| DivideByZero.go:25:2:25:45 | extract:0 ... := ... | DivideByZero.go:26:16:26:20 | value | provenance |  |
+| DivideByZero.go:25:31:25:36 | param1 | DivideByZero.go:25:2:25:45 | extract:0 ... := ... | provenance | Config |
 | DivideByZero.go:31:12:31:16 | selection of URL | DivideByZero.go:31:12:31:24 | call to Query | provenance | Src:MaD:1 MaD:2 |
 | DivideByZero.go:31:12:31:24 | call to Query | DivideByZero.go:32:33:32:38 | param1 | provenance |  |
-| DivideByZero.go:32:2:32:43 | ... := ...[0] | DivideByZero.go:33:16:33:20 | value | provenance |  |
-| DivideByZero.go:32:33:32:38 | param1 | DivideByZero.go:32:2:32:43 | ... := ...[0] | provenance | Config |
+| DivideByZero.go:32:2:32:43 | extract:0 ... := ... | DivideByZero.go:33:16:33:20 | value | provenance |  |
+| DivideByZero.go:32:33:32:38 | param1 | DivideByZero.go:32:2:32:43 | extract:0 ... := ... | provenance | Config |
 | DivideByZero.go:38:12:38:16 | selection of URL | DivideByZero.go:38:12:38:24 | call to Query | provenance | Src:MaD:1 MaD:2 |
 | DivideByZero.go:38:12:38:24 | call to Query | DivideByZero.go:39:32:39:37 | param1 | provenance |  |
-| DivideByZero.go:39:2:39:46 | ... := ...[0] | DivideByZero.go:40:16:40:20 | value | provenance |  |
-| DivideByZero.go:39:32:39:37 | param1 | DivideByZero.go:39:2:39:46 | ... := ...[0] | provenance | Config |
+| DivideByZero.go:39:2:39:46 | extract:0 ... := ... | DivideByZero.go:40:16:40:20 | value | provenance |  |
+| DivideByZero.go:39:32:39:37 | param1 | DivideByZero.go:39:2:39:46 | extract:0 ... := ... | provenance | Config |
 | DivideByZero.go:54:12:54:16 | selection of URL | DivideByZero.go:54:12:54:24 | call to Query | provenance | Src:MaD:1 MaD:2 |
 | DivideByZero.go:54:12:54:24 | call to Query | DivideByZero.go:55:11:55:24 | type conversion | provenance |  |
 | DivideByZero.go:55:11:55:24 | type conversion | DivideByZero.go:57:17:57:21 | value | provenance |  |
@@ -34,7 +34,7 @@ models
 nodes
 | DivideByZero.go:10:12:10:16 | selection of URL | semmle.label | selection of URL |
 | DivideByZero.go:10:12:10:24 | call to Query | semmle.label | call to Query |
-| DivideByZero.go:11:2:11:33 | ... := ...[0] | semmle.label | ... := ...[0] |
+| DivideByZero.go:11:2:11:33 | extract:0 ... := ... | semmle.label | extract:0 ... := ... |
 | DivideByZero.go:11:27:11:32 | param1 | semmle.label | param1 |
 | DivideByZero.go:12:16:12:20 | value | semmle.label | value |
 | DivideByZero.go:17:12:17:16 | selection of URL | semmle.label | selection of URL |
@@ -43,17 +43,17 @@ nodes
 | DivideByZero.go:19:16:19:20 | value | semmle.label | value |
 | DivideByZero.go:24:12:24:16 | selection of URL | semmle.label | selection of URL |
 | DivideByZero.go:24:12:24:24 | call to Query | semmle.label | call to Query |
-| DivideByZero.go:25:2:25:45 | ... := ...[0] | semmle.label | ... := ...[0] |
+| DivideByZero.go:25:2:25:45 | extract:0 ... := ... | semmle.label | extract:0 ... := ... |
 | DivideByZero.go:25:31:25:36 | param1 | semmle.label | param1 |
 | DivideByZero.go:26:16:26:20 | value | semmle.label | value |
 | DivideByZero.go:31:12:31:16 | selection of URL | semmle.label | selection of URL |
 | DivideByZero.go:31:12:31:24 | call to Query | semmle.label | call to Query |
-| DivideByZero.go:32:2:32:43 | ... := ...[0] | semmle.label | ... := ...[0] |
+| DivideByZero.go:32:2:32:43 | extract:0 ... := ... | semmle.label | extract:0 ... := ... |
 | DivideByZero.go:32:33:32:38 | param1 | semmle.label | param1 |
 | DivideByZero.go:33:16:33:20 | value | semmle.label | value |
 | DivideByZero.go:38:12:38:16 | selection of URL | semmle.label | selection of URL |
 | DivideByZero.go:38:12:38:24 | call to Query | semmle.label | call to Query |
-| DivideByZero.go:39:2:39:46 | ... := ...[0] | semmle.label | ... := ...[0] |
+| DivideByZero.go:39:2:39:46 | extract:0 ... := ... | semmle.label | extract:0 ... := ... |
 | DivideByZero.go:39:32:39:37 | param1 | semmle.label | param1 |
 | DivideByZero.go:40:16:40:20 | value | semmle.label | value |
 | DivideByZero.go:54:12:54:16 | selection of URL | semmle.label | selection of URL |

go/ql/test/experimental/CWE-74/DsnInjectionLocal.expected

@@ -8,14 +8,14 @@ edges
 | Dsn.go:28:102:28:109 | index expression | Dsn.go:28:11:28:110 | []type{args} [array] | provenance |  |
 | Dsn.go:28:102:28:109 | index expression | Dsn.go:28:11:28:110 | call to Sprintf | provenance | FunctionModel |
 | Dsn.go:63:9:63:11 | cfg [postupdate] [pointer] | Dsn.go:67:102:67:104 | cfg [pointer] | provenance |  |
-| Dsn.go:63:9:63:11 | implicit dereference [postupdate] | Dsn.go:63:9:63:11 | cfg [postupdate] [pointer] | provenance |  |
-| Dsn.go:63:9:63:11 | implicit dereference [postupdate] | Dsn.go:67:102:67:108 | selection of dsn | provenance |  |
+| Dsn.go:63:9:63:11 | implicit-deref cfg [postupdate] | Dsn.go:63:9:63:11 | cfg [postupdate] [pointer] | provenance |  |
+| Dsn.go:63:9:63:11 | implicit-deref cfg [postupdate] | Dsn.go:67:102:67:108 | selection of dsn | provenance |  |
 | Dsn.go:63:19:63:25 | selection of Args | Dsn.go:63:19:63:29 | slice expression | provenance | Src:MaD:1  |
-| Dsn.go:63:19:63:29 | slice expression | Dsn.go:63:9:63:11 | implicit dereference [postupdate] | provenance | FunctionModel |
+| Dsn.go:63:19:63:29 | slice expression | Dsn.go:63:9:63:11 | implicit-deref cfg [postupdate] | provenance | FunctionModel |
 | Dsn.go:67:11:67:109 | []type{args} [array] | Dsn.go:67:11:67:109 | call to Sprintf | provenance | MaD:2 |
 | Dsn.go:67:11:67:109 | call to Sprintf | Dsn.go:68:29:68:33 | dbDSN | provenance |  |
-| Dsn.go:67:102:67:104 | cfg [pointer] | Dsn.go:67:102:67:104 | implicit dereference | provenance |  |
-| Dsn.go:67:102:67:104 | implicit dereference | Dsn.go:67:102:67:108 | selection of dsn | provenance |  |
+| Dsn.go:67:102:67:104 | cfg [pointer] | Dsn.go:67:102:67:104 | implicit-deref cfg | provenance |  |
+| Dsn.go:67:102:67:104 | implicit-deref cfg | Dsn.go:67:102:67:108 | selection of dsn | provenance |  |
 | Dsn.go:67:102:67:108 | selection of dsn | Dsn.go:67:11:67:109 | []type{args} [array] | provenance |  |
 | Dsn.go:67:102:67:108 | selection of dsn | Dsn.go:67:11:67:109 | call to Sprintf | provenance | FunctionModel |
 models
@@ -28,13 +28,13 @@ nodes
 | Dsn.go:28:102:28:109 | index expression | semmle.label | index expression |
 | Dsn.go:29:29:29:33 | dbDSN | semmle.label | dbDSN |
 | Dsn.go:63:9:63:11 | cfg [postupdate] [pointer] | semmle.label | cfg [postupdate] [pointer] |
-| Dsn.go:63:9:63:11 | implicit dereference [postupdate] | semmle.label | implicit dereference [postupdate] |
+| Dsn.go:63:9:63:11 | implicit-deref cfg [postupdate] | semmle.label | implicit-deref cfg [postupdate] |
 | Dsn.go:63:19:63:25 | selection of Args | semmle.label | selection of Args |
 | Dsn.go:63:19:63:29 | slice expression | semmle.label | slice expression |
 | Dsn.go:67:11:67:109 | []type{args} [array] | semmle.label | []type{args} [array] |
 | Dsn.go:67:11:67:109 | call to Sprintf | semmle.label | call to Sprintf |
 | Dsn.go:67:102:67:104 | cfg [pointer] | semmle.label | cfg [pointer] |
-| Dsn.go:67:102:67:104 | implicit dereference | semmle.label | implicit dereference |
+| Dsn.go:67:102:67:104 | implicit-deref cfg | semmle.label | implicit-deref cfg |
 | Dsn.go:67:102:67:108 | selection of dsn | semmle.label | selection of dsn |
 | Dsn.go:68:29:68:33 | dbDSN | semmle.label | dbDSN |
 subpaths

go/ql/test/library-tests/semmle/go/IR/test.expected

@@ -1,9 +1,9 @@
-| test.go:9:2:9:16 | ... := ...[0] | test.go:9:13:9:16 | <-... | 0 | file://:0:0:0:0 | bool |
-| test.go:9:2:9:16 | ... := ...[1] | test.go:9:13:9:16 | <-... | 1 | file://:0:0:0:0 | bool |
-| test.go:15:2:15:20 | ... := ...[0] | test.go:15:13:15:20 | index expression | 0 | file://:0:0:0:0 | string |
-| test.go:15:2:15:20 | ... := ...[1] | test.go:15:13:15:20 | index expression | 1 | file://:0:0:0:0 | bool |
-| test.go:21:2:21:22 | ... := ...[0] | test.go:21:13:21:22 | type assertion | 0 | file://:0:0:0:0 | string |
-| test.go:21:2:21:22 | ... := ...[1] | test.go:21:13:21:22 | type assertion | 1 | file://:0:0:0:0 | bool |
+| test.go:9:2:9:16 | extract:0 ... := ... | test.go:9:13:9:16 | <-... | 0 | file://:0:0:0:0 | bool |
+| test.go:9:2:9:16 | extract:1 ... := ... | test.go:9:13:9:16 | <-... | 1 | file://:0:0:0:0 | bool |
+| test.go:15:2:15:20 | extract:0 ... := ... | test.go:15:13:15:20 | index expression | 0 | file://:0:0:0:0 | string |
+| test.go:15:2:15:20 | extract:1 ... := ... | test.go:15:13:15:20 | index expression | 1 | file://:0:0:0:0 | bool |
+| test.go:21:2:21:22 | extract:0 ... := ... | test.go:21:13:21:22 | type assertion | 0 | file://:0:0:0:0 | string |
+| test.go:21:2:21:22 | extract:1 ... := ... | test.go:21:13:21:22 | type assertion | 1 | file://:0:0:0:0 | bool |
 | test.go:29:2:29:7 | call to f[0] | test.go:29:4:29:6 | call to g | 0 | file://:0:0:0:0 | int |
 | test.go:29:2:29:7 | call to f[1] | test.go:29:4:29:6 | call to g | 1 | file://:0:0:0:0 | int |
 | test.go:33:2:33:7 | call to f[0] | test.go:33:4:33:6 | call to v | 0 | file://:0:0:0:0 | int |

go/ql/test/library-tests/semmle/go/concepts/LoggerCall/logrus.go

@@ -13,7 +13,7 @@ func logSomething(entry *logrus.Entry) {
 	entry.Traceln(text) // $ logger=text
 }
 
-func logrusCalls() {
+func logrusCalls(selector int) {
 	err := errors.New("Error")
 	var fields logrus.Fields = nil
 	var fn logrus.LogFunction = nil
@@ -27,11 +27,15 @@ func logrusCalls() {
 	tmp = logrus.WithFields(fields) // $ logger=fields
 	logSomething(tmp)
 
-	logrus.Error(text)       // $ logger=text
-	logrus.Fatalf(fmt, text) // $ logger=fmt logger=text
-	logrus.Panicln(text)     // $ logger=text
-	logrus.Infof(fmt, text)  // $ logger=fmt logger=text
-	logrus.FatalFn(fn)       // $ logger=fn
+	logrus.Error(text)      // $ logger=text
+	logrus.Infof(fmt, text) // $ logger=fmt logger=text
+	if selector == 0 {
+		logrus.Fatalf(fmt, text) // $ logger=fmt logger=text
+	} else if selector == 1 {
+		logrus.Panicln(text) // $ logger=text
+	} else if selector == 2 {
+		logrus.FatalFn(fn) // $ logger=fn
+	}
 
 	// components corresponding to the format specifier "%T" are not considered vulnerable
 	logrus.Infof("%s: found type %T", text, v)  // $ logger="%s: found type %T" logger=text type-logger=v

go/ql/test/library-tests/semmle/go/concepts/LoggerCall/main.go

@@ -7,5 +7,5 @@ var v []byte
 
 func main() {
 	glogTest(len(v))
-	stdlib()
+	stdlib(len(v))
 }

go/ql/test/library-tests/semmle/go/concepts/LoggerCall/stdlib.go

@@ -4,37 +4,69 @@ import (
 	"log"
 )
 
-func stdlib() {
+func stdlib(selector int) {
 	var logger log.Logger
 	logger.SetPrefix("prefix: ")
-	logger.Fatal(text)       // $ logger=text
-	logger.Fatalf(fmt, text) // $ logger=fmt logger=text
-	logger.Fatalln(text)     // $ logger=text
-	logger.Panic(text)       // $ logger=text
-	logger.Panicf(fmt, text) // $ logger=fmt logger=text
-	logger.Panicln(text)     // $ logger=text
-	logger.Print(text)       // $ logger=text
-	logger.Printf(fmt, text) // $ logger=fmt logger=text
-	logger.Println(text)     // $ logger=text
+	switch selector {
+	case 0:
+		logger.Fatal(text) // $ logger=text
+	case 1:
+		logger.Fatalf(fmt, text) // $ logger=fmt logger=text
+	case 2:
+		logger.Fatalln(text) // $ logger=text
+	case 3:
+		logger.Panic(text) // $ logger=text
+	case 4:
+		logger.Panicf(fmt, text) // $ logger=fmt logger=text
+	case 5:
+		logger.Panicln(text) // $ logger=text
+	case 6:
+		logger.Print(text) // $ logger=text
+	case 7:
+		logger.Printf(fmt, text) // $ logger=fmt logger=text
+	case 8:
+		logger.Println(text) // $ logger=text
+	}
 
 	// components corresponding to the format specifier "%T" are not considered vulnerable
-	logger.Fatalf("%s: found type %T", text, v) // $ logger="%s: found type %T" logger=text type-logger=v
-	logger.Panicf("%s: found type %T", text, v) // $ logger="%s: found type %T" logger=text type-logger=v
-	logger.Printf("%s: found type %T", text, v) // $ logger="%s: found type %T" logger=text type-logger=v
+	switch selector {
+	case 9:
+		logger.Fatalf("%s: found type %T", text, v) // $ logger="%s: found type %T" logger=text type-logger=v
+	case 10:
+		logger.Panicf("%s: found type %T", text, v) // $ logger="%s: found type %T" logger=text type-logger=v
+	case 11:
+		logger.Printf("%s: found type %T", text, v) // $ logger="%s: found type %T" logger=text type-logger=v
+	}
 
 	log.SetPrefix("prefix: ")
-	log.Fatal(text)       // $ logger=text
-	log.Fatalf(fmt, text) // $ logger=fmt logger=text
-	log.Fatalln(text)     // $ logger=text
-	log.Panic(text)       // $ logger=text
-	log.Panicf(fmt, text) // $ logger=fmt logger=text
-	log.Panicln(text)     // $ logger=text
-	log.Print(text)       // $ logger=text
-	log.Printf(fmt, text) // $ logger=fmt logger=text
-	log.Println(text)     // $ logger=text
+	switch selector {
+	case 12:
+		log.Fatal(text) // $ logger=text
+	case 13:
+		log.Fatalf(fmt, text) // $ logger=fmt logger=text
+	case 14:
+		log.Fatalln(text) // $ logger=text
+	case 15:
+		log.Panic(text) // $ logger=text
+	case 16:
+		log.Panicf(fmt, text) // $ logger=fmt logger=text
+	case 17:
+		log.Panicln(text) // $ logger=text
+	case 18:
+		log.Print(text) // $ logger=text
+	case 19:
+		log.Printf(fmt, text) // $ logger=fmt logger=text
+	case 20:
+		log.Println(text) // $ logger=text
+	}
 
 	// components corresponding to the format specifier "%T" are not considered vulnerable
-	log.Fatalf("%s: found type %T", text, v) // $ logger="%s: found type %T" logger=text type-logger=v
-	log.Panicf("%s: found type %T", text, v) // $ logger="%s: found type %T" logger=text type-logger=v
-	log.Printf("%s: found type %T", text, v) // $ logger="%s: found type %T" logger=text type-logger=v
+	switch selector {
+	case 21:
+		log.Fatalf("%s: found type %T", text, v) // $ logger="%s: found type %T" logger=text type-logger=v
+	case 22:
+		log.Panicf("%s: found type %T", text, v) // $ logger="%s: found type %T" logger=text type-logger=v
+	case 23:
+		log.Printf("%s: found type %T", text, v) // $ logger="%s: found type %T" logger=text type-logger=v
+	}
 }

go/ql/test/library-tests/semmle/go/controlflow/ControlFlowGraph/NoretFunctions.expected

@@ -18,4 +18,3 @@
 | stmts7.go:10:6:10:15 | canRecover | github.com/github/codeql-go/ql/test/library-tests/semmle/go/controlflow/ControlFlowGraph.canRecover |
 | stmts.go:10:6:10:10 | test5 | github.com/github/codeql-go/ql/test/library-tests/semmle/go/controlflow/ControlFlowGraph.test5 |
 | stmts.go:46:6:46:10 | test6 | github.com/github/codeql-go/ql/test/library-tests/semmle/go/controlflow/ControlFlowGraph.test6 |
-| stmts.go:112:6:112:10 | test9 | github.com/github/codeql-go/ql/test/library-tests/semmle/go/controlflow/ControlFlowGraph.test9 |

go/ql/test/library-tests/semmle/go/dataflow/ExternalValueFlow/completetest.ql

@@ -9,9 +9,9 @@ import semmle.go.dataflow.internal.FlowSummaryImpl as FlowSummaryImpl
 import utils.test.InlineFlowTest
 
 module Config implements DataFlow::ConfigSig {
-  predicate isSource(DataFlow::Node src) { sourceNode(src, "qltest") }
+  predicate isSource(DataFlow::Node source) { sourceNode(source, "qltest") }
 
-  predicate isSink(DataFlow::Node src) { sinkNode(src, "qltest") }
+  predicate isSink(DataFlow::Node sink) { sinkNode(sink, "qltest") }
 }
 
 import ValueFlowTest<Config>

go/ql/test/library-tests/semmle/go/dataflow/ExternalValueFlow/srcs.expected

@@ -4,9 +4,9 @@ invalidModelRow
 | test.go:40:8:40:15 | call to Src2 | qltest |
 | test.go:40:8:40:15 | call to Src2 | qltest-w-subtypes |
 | test.go:41:8:41:16 | call to Src2 | qltest-w-subtypes |
-| test.go:42:2:42:21 | ... = ...[0] | qltest |
-| test.go:42:2:42:21 | ... = ...[1] | qltest-w-subtypes |
-| test.go:43:2:43:22 | ... = ...[1] | qltest-w-subtypes |
+| test.go:42:2:42:21 | extract:0 ... = ... | qltest |
+| test.go:42:2:42:21 | extract:1 ... = ... | qltest-w-subtypes |
+| test.go:43:2:43:22 | extract:1 ... = ... | qltest-w-subtypes |
 | test.go:44:11:44:13 | arg [postupdate] | qltest-arg |
 | test.go:59:9:59:16 | call to Src1 | qltest |
 | test.go:102:46:102:53 | call to Src1 | qltest |
@@ -22,4 +22,4 @@ invalidModelRow
 | test.go:187:24:187:31 | call to Src1 | qltest |
 | test.go:191:24:191:31 | call to Src1 | qltest |
 | test.go:209:10:209:28 | selection of SourceVariable | qltest |
-| test.go:216:15:216:17 | definition of src | qltest |
+| test.go:216:37:218:1 | definition of src | qltest |

go/ql/test/library-tests/semmle/go/dataflow/ExternalValueFlow/steps.expected

@@ -1,14 +1,14 @@
 invalidModelRow
 #select
 | test.go:17:23:17:25 | arg | test.go:17:10:17:26 | call to StepArgRes |
-| test.go:18:27:18:29 | arg | test.go:18:2:18:30 | ... = ...[1] |
+| test.go:18:27:18:29 | arg | test.go:18:2:18:30 | extract:1 ... = ... |
 | test.go:19:15:19:17 | arg | test.go:19:20:19:23 | arg1 [postupdate] |
 | test.go:21:16:21:18 | arg | test.go:21:2:21:2 | t [postupdate] |
 | test.go:22:10:22:10 | t | test.go:22:10:22:24 | call to StepQualRes |
 | test.go:23:2:23:2 | t | test.go:23:16:23:18 | arg [postupdate] |
 | test.go:24:32:24:34 | arg | test.go:24:10:24:35 | call to StepArgResNoQual |
 | test.go:61:25:61:27 | src | test.go:61:12:61:28 | call to StepArgRes |
-| test.go:64:29:64:31 | src | test.go:64:2:64:32 | ... := ...[1] |
+| test.go:64:29:64:31 | src | test.go:64:2:64:32 | extract:1 ... := ... |
 | test.go:68:15:68:17 | src | test.go:68:20:68:25 | taint3 [postupdate] |
 | test.go:76:21:76:23 | src | test.go:76:2:76:7 | taint4 [postupdate] |
 | test.go:79:13:79:25 | type assertion | test.go:79:12:79:40 | call to StepQualRes |

go/ql/test/library-tests/semmle/go/dataflow/GlobalValueNumbering/GlobalValueNumber.expected

@@ -1,4 +1,4 @@
-| main.go:6:2:6:5 | 1 | main.go:14:7:14:7 | 1 |
+| main.go:6:2:6:5 | implicit-one increment statement | main.go:14:7:14:7 | 1 |
 | main.go:10:2:10:2 | definition of x | main.go:10:7:10:7 | 0 |
 | main.go:10:7:10:7 | 0 | main.go:10:7:10:7 | 0 |
 | main.go:11:6:11:6 | definition of y | main.go:10:7:10:7 | 0 |

go/ql/test/library-tests/semmle/go/dataflow/ReadsAndWrites/readsElement.expected

@@ -1,3 +1,3 @@
 | tst.go:19:10:19:14 | index expression | tst.go:19:10:19:11 | xs | tst.go:19:13:19:13 | 1 |
-| tst.go:20:10:20:14 | index expression | tst.go:20:10:20:11 | implicit dereference | tst.go:20:13:20:13 | 1 |
+| tst.go:20:10:20:14 | index expression | tst.go:20:10:20:11 | implicit-deref ps | tst.go:20:13:20:13 | 1 |
 | tst.go:20:10:20:14 | index expression | tst.go:20:10:20:11 | ps | tst.go:20:13:20:13 | 1 |

go/ql/test/library-tests/semmle/go/dataflow/ReadsAndWrites/readsField.expected

@@ -1,4 +1,4 @@
-| tst.go:8:8:8:10 | selection of f | tst.go:8:8:8:8 | implicit dereference | tst.go:4:2:4:2 | f |
+| tst.go:8:8:8:10 | selection of f | tst.go:8:8:8:8 | implicit-deref t | tst.go:4:2:4:2 | f |
 | tst.go:8:8:8:10 | selection of f | tst.go:8:8:8:8 | t | tst.go:4:2:4:2 | f |
 | tst.go:13:9:13:11 | selection of f | tst.go:13:9:13:9 | t | tst.go:4:2:4:2 | f |
 | tst.go:17:8:17:10 | selection of f | tst.go:17:8:17:8 | x | tst.go:4:2:4:2 | f |

go/ql/test/library-tests/semmle/go/dataflow/ReadsAndWrites/readsMethod.expected

@@ -1,3 +1,3 @@
-| tst.go:9:9:9:13 | selection of get | tst.go:9:9:9:9 | implicit dereference | tst.go:12:12:12:14 | get |
+| tst.go:9:9:9:13 | selection of get | tst.go:9:9:9:9 | implicit-deref t | tst.go:12:12:12:14 | get |
 | tst.go:9:9:9:13 | selection of get | tst.go:9:9:9:9 | t | tst.go:12:12:12:14 | get |
 | tst.go:18:2:18:7 | selection of bump | tst.go:18:2:18:2 | x | tst.go:7:13:7:16 | bump |

go/ql/test/library-tests/semmle/go/dataflow/ReadsAndWrites/writesElement.expected

@@ -1,3 +1,3 @@
-| tst.go:19:2:19:6 | assignment to element | tst.go:19:2:19:3 | xs [postupdate] | tst.go:19:5:19:5 | 0 | tst.go:19:10:19:14 | index expression |
-| tst.go:20:2:20:6 | assignment to element | tst.go:20:2:20:3 | implicit dereference [postupdate] | tst.go:20:5:20:5 | 0 | tst.go:20:10:20:14 | index expression |
-| tst.go:20:2:20:6 | assignment to element | tst.go:20:2:20:3 | ps [postupdate] | tst.go:20:5:20:5 | 0 | tst.go:20:10:20:14 | index expression |
+| tst.go:19:2:19:14 | assign:0 ... = ... | tst.go:19:2:19:3 | xs [postupdate] | tst.go:19:5:19:5 | 0 | tst.go:19:10:19:14 | index expression |
+| tst.go:20:2:20:14 | assign:0 ... = ... | tst.go:20:2:20:3 | implicit-deref ps [postupdate] | tst.go:20:5:20:5 | 0 | tst.go:20:10:20:14 | index expression |
+| tst.go:20:2:20:14 | assign:0 ... = ... | tst.go:20:2:20:3 | ps [postupdate] | tst.go:20:5:20:5 | 0 | tst.go:20:10:20:14 | index expression |

go/ql/test/library-tests/semmle/go/dataflow/ReadsAndWrites/writesField.expected

@@ -1,3 +1,3 @@
-| tst.go:8:2:8:4 | assignment to field f | tst.go:8:2:8:2 | implicit dereference [postupdate] | tst.go:4:2:4:2 | f | tst.go:8:8:8:14 | ...+... |
-| tst.go:8:2:8:4 | assignment to field f | tst.go:8:2:8:2 | t [postupdate] | tst.go:4:2:4:2 | f | tst.go:8:8:8:14 | ...+... |
-| tst.go:17:2:17:4 | assignment to field f | tst.go:17:2:17:2 | x [postupdate] | tst.go:4:2:4:2 | f | tst.go:17:8:17:14 | ...+... |
+| tst.go:8:2:8:14 | assign:0 ... = ... | tst.go:8:2:8:2 | implicit-deref t [postupdate] | tst.go:4:2:4:2 | f | tst.go:8:8:8:14 | ...+... |
+| tst.go:8:2:8:14 | assign:0 ... = ... | tst.go:8:2:8:2 | t [postupdate] | tst.go:4:2:4:2 | f | tst.go:8:8:8:14 | ...+... |
+| tst.go:17:2:17:14 | assign:0 ... = ... | tst.go:17:2:17:2 | x [postupdate] | tst.go:4:2:4:2 | f | tst.go:17:8:17:14 | ...+... |

go/ql/test/library-tests/semmle/go/dataflow/VarArgs/CONSISTENCY/DataFlowConsistency.expected

@@ -0,0 +1,2 @@
+reverseRead
+| main.go:23:3:23:5 | out | Origin of readStep is missing a PostUpdateNode. |

go/ql/test/library-tests/semmle/go/dataflow/VarArgs/main.go

@@ -4,7 +4,7 @@ func source() string {
 	return "untrusted data"
 }
 
-func sink(string) {
+func sink(any) {
 }
 
 type A struct {
@@ -19,6 +19,10 @@ func functionWithVarArgsParameter(s ...string) string {
 	return s[1]
 }
 
+func functionWithVarArgsOutParameter(in string, out ...*string) {
+	*out[0] = in
+}
+
 func functionWithSliceOfStructsParameter(s []A) string {
 	return s[1].f
 }
@@ -38,6 +42,12 @@ func main() {
 	sink(functionWithVarArgsParameter(sSlice...)) // $ hasValueFlow="call to functionWithVarArgsParameter"
 	sink(functionWithVarArgsParameter(s0, s1))    // $ hasValueFlow="call to functionWithVarArgsParameter"
 
+	var out1 *string
+	var out2 *string
+	functionWithVarArgsOutParameter(source(), out1, out2)
+	sink(out1) // $ MISSING: hasValueFlow="out1"
+	sink(out2) // $ MISSING: hasValueFlow="out2"
+
 	sliceOfStructs := []A{{f: source()}}
 	sink(sliceOfStructs[0].f) // $ hasValueFlow="selection of f"
 

go/ql/test/library-tests/semmle/go/dataflow/VarArgsWithExternalFlow/Flows.expected

@@ -0,0 +1,2 @@
+invalidModelRow
+testFailures

go/ql/test/library-tests/semmle/go/dataflow/VarArgsWithExternalFlow/Flows.ext.yml

@@ -0,0 +1,21 @@
+extensions:
+  - addsTo:
+      pack: codeql/go-all
+      extensible: summaryModel
+    data:
+      - ["github.com/nonexistent/test", "", False, "FunctionWithParameter", "", "", "Argument[0]", "ReturnValue", "value", "manual"]
+      - ["github.com/nonexistent/test", "", False, "FunctionWithSliceParameter", "", "", "Argument[0].ArrayElement", "ReturnValue", "value", "manual"]
+      - ["github.com/nonexistent/test", "", False, "FunctionWithVarArgsParameter", "", "", "Argument[0].ArrayElement", "ReturnValue", "value", "manual"]
+      - ["github.com/nonexistent/test", "", False, "FunctionWithVarArgsOutParameter", "", "", "Argument[0]", "Argument[1].ArrayElement", "value", "manual"]
+      - ["github.com/nonexistent/test", "", False, "FunctionWithSliceOfStructsParameter", "", "", "Argument[0].ArrayElement.Field[github.com/nonexistent/test.A.Field]", "ReturnValue", "value", "manual"]
+      - ["github.com/nonexistent/test", "", False, "FunctionWithVarArgsOfStructsParameter", "", "", "Argument[0].ArrayElement.Field[github.com/nonexistent/test.A.Field]", "ReturnValue", "value", "manual"]
+  - addsTo:
+      pack: codeql/go-all
+      extensible: sourceModel
+    data:
+      - ["github.com/nonexistent/test", "", False, "VariadicSource", "", "", "Argument[0]", "qltest", "manual"]
+  - addsTo:
+      pack: codeql/go-all
+      extensible: sinkModel
+    data:
+      - ["github.com/nonexistent/test", "", False, "VariadicSink", "", "", "Argument[0]", "qltest", "manual"]

go/ql/test/library-tests/semmle/go/dataflow/VarArgsWithExternalFlow/Flows.ql

@@ -0,0 +1,22 @@
+import go
+import semmle.go.dataflow.ExternalFlow
+import ModelValidation
+import utils.test.InlineFlowTest
+
+module Config implements DataFlow::ConfigSig {
+  predicate isSource(DataFlow::Node source) {
+    sourceNode(source, "qltest")
+    or
+    exists(Function fn | fn.hasQualifiedName(_, ["source", "taint"]) |
+      source = fn.getACall().getResult()
+    )
+  }
+
+  predicate isSink(DataFlow::Node sink) {
+    sinkNode(sink, "qltest")
+    or
+    exists(Function fn | fn.hasQualifiedName(_, "sink") | sink = fn.getACall().getAnArgument())
+  }
+}
+
+import FlowTest<Config, Config>

go/ql/test/library-tests/semmle/go/dataflow/VarArgsWithExternalFlow/go.mod

@@ -0,0 +1,5 @@
+module semmle.go.Packages
+
+go 1.25
+
+require github.com/nonexistent/test v0.0.0-20200203000000-0000000000000

go/ql/test/library-tests/semmle/go/dataflow/VarArgsWithExternalFlow/main.go

@@ -0,0 +1,56 @@
+package main
+
+import (
+	"github.com/nonexistent/test"
+)
+
+func source() string {
+	return "untrusted data"
+}
+
+func sink(any) {
+}
+
+func main() {
+	s := source()
+	sink(test.FunctionWithParameter(s)) // $ hasValueFlow="call to FunctionWithParameter"
+
+	stringSlice := []string{source()}
+	sink(stringSlice[0]) // $ hasValueFlow="index expression"
+
+	s0 := ""
+	s1 := source()
+	sSlice := []string{s0, s1}
+	sink(test.FunctionWithParameter(sSlice[1]))        // $ hasValueFlow="call to FunctionWithParameter"
+	sink(test.FunctionWithSliceParameter(sSlice))      // $ hasValueFlow="call to FunctionWithSliceParameter"
+	sink(test.FunctionWithVarArgsParameter(sSlice...)) // $ hasValueFlow="call to FunctionWithVarArgsParameter"
+	sink(test.FunctionWithVarArgsParameter(s0, s1))    // $ hasValueFlow="call to FunctionWithVarArgsParameter"
+
+	var out1 *string
+	var out2 *string
+	test.FunctionWithVarArgsOutParameter(source(), out1, out2)
+	sink(out1) // $ MISSING: hasValueFlow="out1"
+	sink(out2) // $ MISSING: hasValueFlow="out2"
+
+	sliceOfStructs := []test.A{{Field: source()}}
+	sink(sliceOfStructs[0].Field) // $ hasValueFlow="selection of Field"
+
+	a0 := test.A{Field: ""}
+	a1 := test.A{Field: source()}
+	aSlice := []test.A{a0, a1}
+	sink(test.FunctionWithSliceOfStructsParameter(aSlice))      // $ hasValueFlow="call to FunctionWithSliceOfStructsParameter"
+	sink(test.FunctionWithVarArgsOfStructsParameter(aSlice...)) // $ hasValueFlow="call to FunctionWithVarArgsOfStructsParameter"
+	sink(test.FunctionWithVarArgsOfStructsParameter(a0, a1))    // $ hasValueFlow="call to FunctionWithVarArgsOfStructsParameter"
+
+	var variadicSource string
+	test.VariadicSource(&variadicSource)
+	sink(variadicSource)  // $ MISSING: hasTaintFlow="variadicSource"
+	sink(&variadicSource) // $ MISSING: hasTaintFlow="&..."
+
+	var variadicSourcePtr *string
+	test.VariadicSource(variadicSourcePtr)
+	sink(variadicSourcePtr)  // $ MISSING: hasTaintFlow="variadicSourcePtr"
+	sink(*variadicSourcePtr) // $ MISSING: hasTaintFlow="star expression"
+
+	test.VariadicSink(source()) // $ hasTaintFlow="[]type{args}"
+}

go/ql/test/library-tests/semmle/go/dataflow/VarArgsWithExternalFlow/vendor/github.com/nonexistent/test/stub.go

@@ -0,0 +1,32 @@
+package test
+
+type A struct {
+	Field string
+}
+
+func FunctionWithParameter(s string) string {
+	return ""
+}
+
+func FunctionWithSliceParameter(s []string) string {
+	return ""
+}
+
+func FunctionWithVarArgsParameter(s ...string) string {
+	return ""
+}
+
+func FunctionWithVarArgsOutParameter(in string, out ...*string) {
+}
+
+func FunctionWithSliceOfStructsParameter(s []A) string {
+	return ""
+}
+
+func FunctionWithVarArgsOfStructsParameter(s ...A) string {
+	return ""
+}
+
+func VariadicSource(s ...*string) {}
+
+func VariadicSink(s ...string) {}

go/ql/test/library-tests/semmle/go/dataflow/VarArgsWithExternalFlow/vendor/modules.txt

@@ -0,0 +1,3 @@
+# github.com/nonexistent/test v0.0.0-20200203000000-0000000000000
+## explicit
+github.com/nonexistent/test

go/ql/test/library-tests/semmle/go/dataflow/VarArgsWithFunctionModels/Flows.ql

@@ -20,6 +20,9 @@ class SummaryModelTest extends DataFlow::FunctionModel {
     this.hasQualifiedName("github.com/nonexistent/test", "FunctionWithVarArgsParameter") and
     (inp.isParameter(_) and outp.isResult())
     or
+    this.hasQualifiedName("github.com/nonexistent/test", "FunctionWithVarArgsOutParameter") and
+    (inp.isParameter(0) and outp.isParameter(any(int i | i >= 1)))
+    or
     this.hasQualifiedName("github.com/nonexistent/test", "FunctionWithSliceOfStructsParameter") and
     (inp.isParameter(0) and outp.isResult())
     or

go/ql/test/library-tests/semmle/go/dataflow/VarArgsWithFunctionModels/go.mod

@@ -1,5 +1,5 @@
 module semmle.go.Packages
 
-go 1.17
+go 1.25
 
 require github.com/nonexistent/test v0.0.0-20200203000000-0000000000000

go/ql/test/library-tests/semmle/go/dataflow/VarArgsWithFunctionModels/main.go

@@ -8,7 +8,7 @@ func source() string {
 	return "untrusted data"
 }
 
-func sink(string) {
+func sink(any) {
 }
 
 func main() {
@@ -21,10 +21,17 @@ func main() {
 	s0 := ""
 	s1 := source()
 	sSlice := []string{s0, s1}
-	sink(test.FunctionWithParameter(sSlice[1]))        // $ hasValueFlow="call to FunctionWithParameter"
-	sink(test.FunctionWithSliceParameter(sSlice))      // $ hasTaintFlow="call to FunctionWithSliceParameter" MISSING: hasValueFlow="call to FunctionWithSliceParameter"
-	sink(test.FunctionWithVarArgsParameter(sSlice...)) // $ hasTaintFlow="call to FunctionWithVarArgsParameter" MISSING: hasValueFlow="call to FunctionWithVarArgsParameter"
-	sink(test.FunctionWithVarArgsParameter(s0, s1))    // $ MISSING: hasValueFlow="call to FunctionWithVarArgsParameter"
+	sink(test.FunctionWithParameter(sSlice[1]))           // $ hasValueFlow="call to FunctionWithParameter"
+	sink(test.FunctionWithSliceParameter(sSlice))         // $ hasTaintFlow="call to FunctionWithSliceParameter" MISSING: hasValueFlow="call to FunctionWithSliceParameter"
+	sink(test.FunctionWithVarArgsParameter(sSlice...))    // $ hasTaintFlow="call to FunctionWithVarArgsParameter" MISSING: hasValueFlow="call to FunctionWithVarArgsParameter"
+	randomFunctionWithMoreThanOneParameter(1, 2, 3, 4, 5) // This is needed to make the next line pass, because we need to have seen a call to a function with at least 2 parameters for ParameterInput to exist with index 1.
+	sink(test.FunctionWithVarArgsParameter(s0, s1))       // $ hasValueFlow="call to FunctionWithVarArgsParameter"
+
+	var out1 *string
+	var out2 *string
+	test.FunctionWithVarArgsOutParameter(source(), out1, out2)
+	sink(out1) // $ hasValueFlow="out1"
+	sink(out2) // $ hasValueFlow="out2"
 
 	sliceOfStructs := []test.A{{Field: source()}}
 	sink(sliceOfStructs[0].Field) // $ hasValueFlow="selection of Field"
@@ -37,3 +44,6 @@ func main() {
 	sink(test.FunctionWithVarArgsOfStructsParameter(aSlice...)) // $ MISSING: hasValueFlow="call to FunctionWithVarArgsOfStructsParameter"
 	sink(test.FunctionWithVarArgsOfStructsParameter(a0, a1))    // $ MISSING: hasValueFlow="call to FunctionWithVarArgsOfStructsParameter"
 }
+
+func randomFunctionWithMoreThanOneParameter(i1, i2, i3, i4, i5 int) {
+}

go/ql/test/library-tests/semmle/go/dataflow/VarArgsWithFunctionModels/vendor/github.com/nonexistent/test/stub.go

@@ -16,6 +16,9 @@ func FunctionWithVarArgsParameter(s ...string) string {
 	return ""
 }
 
+func FunctionWithVarArgsOutParameter(in string, out ...*string) {
+}
+
 func FunctionWithSliceOfStructsParameter(s []A) string {
 	return ""
 }

go/ql/test/library-tests/semmle/go/frameworks/Echo/ReflectedXss.expected

@@ -5,11 +5,11 @@
 | test.go:34:16:34:20 | param | test.go:33:11:33:27 | call to QueryParams | test.go:34:16:34:20 | param | Cross-site scripting vulnerability due to $@. | test.go:33:11:33:27 | call to QueryParams | user-provided value | test.go:0:0:0:0 | test.go |  |
 | test.go:40:16:40:19 | qstr | test.go:39:10:39:26 | call to QueryString | test.go:40:16:40:19 | qstr | Cross-site scripting vulnerability due to $@. | test.go:39:10:39:26 | call to QueryString | user-provided value | test.go:0:0:0:0 | test.go |  |
 | test.go:46:16:46:18 | val | test.go:45:9:45:34 | call to FormValue | test.go:46:16:46:18 | val | Cross-site scripting vulnerability due to $@. | test.go:45:9:45:34 | call to FormValue | user-provided value | test.go:0:0:0:0 | test.go |  |
-| test.go:52:16:52:37 | index expression | test.go:51:2:51:30 | ... := ...[0] | test.go:52:16:52:37 | index expression | Cross-site scripting vulnerability due to $@. | test.go:51:2:51:30 | ... := ...[0] | user-provided value | test.go:0:0:0:0 | test.go |  |
-| test.go:61:20:61:25 | buffer | test.go:57:2:57:46 | ... := ...[0] | test.go:61:20:61:25 | buffer | Cross-site scripting vulnerability due to $@. | test.go:57:2:57:46 | ... := ...[0] | user-provided value | test.go:0:0:0:0 | test.go |  |
-| test.go:67:16:67:41 | index expression | test.go:66:2:66:31 | ... := ...[0] | test.go:67:16:67:41 | index expression | Cross-site scripting vulnerability due to $@. | test.go:66:2:66:31 | ... := ...[0] | user-provided value | test.go:0:0:0:0 | test.go |  |
-| test.go:77:20:77:25 | buffer | test.go:72:2:72:31 | ... := ...[0] | test.go:77:20:77:25 | buffer | Cross-site scripting vulnerability due to $@. | test.go:72:2:72:31 | ... := ...[0] | user-provided value | test.go:0:0:0:0 | test.go |  |
-| test.go:83:16:83:24 | selection of Value | test.go:82:2:82:32 | ... := ...[0] | test.go:83:16:83:24 | selection of Value | Cross-site scripting vulnerability due to $@. | test.go:82:2:82:32 | ... := ...[0] | user-provided value | test.go:0:0:0:0 | test.go |  |
+| test.go:52:16:52:37 | index expression | test.go:51:2:51:30 | extract:0 ... := ... | test.go:52:16:52:37 | index expression | Cross-site scripting vulnerability due to $@. | test.go:51:2:51:30 | extract:0 ... := ... | user-provided value | test.go:0:0:0:0 | test.go |  |
+| test.go:61:20:61:25 | buffer | test.go:57:2:57:46 | extract:0 ... := ... | test.go:61:20:61:25 | buffer | Cross-site scripting vulnerability due to $@. | test.go:57:2:57:46 | extract:0 ... := ... | user-provided value | test.go:0:0:0:0 | test.go |  |
+| test.go:67:16:67:41 | index expression | test.go:66:2:66:31 | extract:0 ... := ... | test.go:67:16:67:41 | index expression | Cross-site scripting vulnerability due to $@. | test.go:66:2:66:31 | extract:0 ... := ... | user-provided value | test.go:0:0:0:0 | test.go |  |
+| test.go:77:20:77:25 | buffer | test.go:72:2:72:31 | extract:0 ... := ... | test.go:77:20:77:25 | buffer | Cross-site scripting vulnerability due to $@. | test.go:72:2:72:31 | extract:0 ... := ... | user-provided value | test.go:0:0:0:0 | test.go |  |
+| test.go:83:16:83:24 | selection of Value | test.go:82:2:82:32 | extract:0 ... := ... | test.go:83:16:83:24 | selection of Value | Cross-site scripting vulnerability due to $@. | test.go:82:2:82:32 | extract:0 ... := ... | user-provided value | test.go:0:0:0:0 | test.go |  |
 | test.go:89:16:89:31 | selection of Value | test.go:88:13:88:25 | call to Cookies | test.go:89:16:89:31 | selection of Value | Cross-site scripting vulnerability due to $@. | test.go:88:13:88:25 | call to Cookies | user-provided value | test.go:0:0:0:0 | test.go |  |
 | test.go:100:16:100:21 | selection of s | test.go:99:11:99:15 | &... [postupdate] | test.go:100:16:100:21 | selection of s | Cross-site scripting vulnerability due to $@. | test.go:99:11:99:15 | &... [postupdate] | user-provided value | test.go:0:0:0:0 | test.go |  |
 | test.go:114:16:114:42 | type assertion | test.go:113:21:113:42 | call to Param | test.go:114:16:114:42 | type assertion | Cross-site scripting vulnerability due to $@. | test.go:113:21:113:42 | call to Param | user-provided value | test.go:0:0:0:0 | test.go |  |
@@ -25,23 +25,23 @@ edges
 | test.go:33:11:33:27 | call to QueryParams | test.go:34:16:34:20 | param | provenance | Src:MaD:11  |
 | test.go:39:10:39:26 | call to QueryString | test.go:40:16:40:19 | qstr | provenance | Src:MaD:12  |
 | test.go:45:9:45:34 | call to FormValue | test.go:46:16:46:18 | val | provenance | Src:MaD:6  |
-| test.go:51:2:51:30 | ... := ...[0] | test.go:52:16:52:37 | index expression | provenance | Src:MaD:5  |
-| test.go:57:2:57:46 | ... := ...[0] | test.go:58:13:58:22 | fileHeader | provenance | Src:MaD:4  |
-| test.go:58:2:58:29 | ... := ...[0] | test.go:60:2:60:5 | file | provenance |  |
-| test.go:58:13:58:22 | fileHeader | test.go:58:2:58:29 | ... := ...[0] | provenance | MaD:17 |
+| test.go:51:2:51:30 | extract:0 ... := ... | test.go:52:16:52:37 | index expression | provenance | Src:MaD:5  |
+| test.go:57:2:57:46 | extract:0 ... := ... | test.go:58:13:58:22 | fileHeader | provenance | Src:MaD:4  |
+| test.go:58:2:58:29 | extract:0 ... := ... | test.go:60:2:60:5 | file | provenance |  |
+| test.go:58:13:58:22 | fileHeader | test.go:58:2:58:29 | extract:0 ... := ... | provenance | MaD:17 |
 | test.go:60:2:60:5 | file | test.go:60:12:60:17 | buffer [postupdate] | provenance | MaD:15 |
 | test.go:60:2:60:5 | file | test.go:60:12:60:17 | buffer [postupdate] | provenance | MaD:16 |
 | test.go:60:2:60:5 | file | test.go:60:12:60:17 | buffer [postupdate] | provenance | MaD:18 |
 | test.go:60:12:60:17 | buffer [postupdate] | test.go:61:20:61:25 | buffer | provenance |  |
-| test.go:66:2:66:31 | ... := ...[0] | test.go:67:16:67:41 | index expression | provenance | Src:MaD:7  |
-| test.go:72:2:72:31 | ... := ...[0] | test.go:74:13:74:22 | fileHeader | provenance | Src:MaD:7  |
-| test.go:74:2:74:29 | ... := ...[0] | test.go:76:2:76:5 | file | provenance |  |
-| test.go:74:13:74:22 | fileHeader | test.go:74:2:74:29 | ... := ...[0] | provenance | MaD:17 |
+| test.go:66:2:66:31 | extract:0 ... := ... | test.go:67:16:67:41 | index expression | provenance | Src:MaD:7  |
+| test.go:72:2:72:31 | extract:0 ... := ... | test.go:74:13:74:22 | fileHeader | provenance | Src:MaD:7  |
+| test.go:74:2:74:29 | extract:0 ... := ... | test.go:76:2:76:5 | file | provenance |  |
+| test.go:74:13:74:22 | fileHeader | test.go:74:2:74:29 | extract:0 ... := ... | provenance | MaD:17 |
 | test.go:76:2:76:5 | file | test.go:76:12:76:17 | buffer [postupdate] | provenance | MaD:15 |
 | test.go:76:2:76:5 | file | test.go:76:12:76:17 | buffer [postupdate] | provenance | MaD:16 |
 | test.go:76:2:76:5 | file | test.go:76:12:76:17 | buffer [postupdate] | provenance | MaD:18 |
 | test.go:76:12:76:17 | buffer [postupdate] | test.go:77:20:77:25 | buffer | provenance |  |
-| test.go:82:2:82:32 | ... := ...[0] | test.go:83:16:83:24 | selection of Value | provenance | Src:MaD:2  |
+| test.go:82:2:82:32 | extract:0 ... := ... | test.go:83:16:83:24 | selection of Value | provenance | Src:MaD:2  |
 | test.go:88:13:88:25 | call to Cookies | test.go:89:16:89:31 | selection of Value | provenance | Src:MaD:3  |
 | test.go:99:11:99:15 | &... [postupdate] | test.go:100:16:100:21 | selection of s | provenance | Src:MaD:1  |
 | test.go:113:2:113:4 | ctx [postupdate] | test.go:114:16:114:18 | ctx | provenance |  |

go/ql/test/library-tests/semmle/go/frameworks/Gin/Gin.expected

@@ -7,18 +7,18 @@
 | Gin.go:58:10:58:25 | call to Param |
 | Gin.go:62:10:62:34 | call to GetStringSlice |
 | Gin.go:66:10:66:29 | call to GetString |
-| Gin.go:70:3:70:28 | ... := ...[0] |
+| Gin.go:70:3:70:28 | extract:0 ... := ... |
 | Gin.go:74:10:74:23 | call to ClientIP |
 | Gin.go:78:10:78:26 | call to ContentType |
-| Gin.go:82:3:82:29 | ... := ...[0] |
-| Gin.go:86:3:86:36 | ... := ...[0] |
-| Gin.go:90:3:90:31 | ... := ...[0] |
-| Gin.go:94:3:94:39 | ... := ...[0] |
-| Gin.go:98:3:98:34 | ... := ...[0] |
+| Gin.go:82:3:82:29 | extract:0 ... := ... |
+| Gin.go:86:3:86:36 | extract:0 ... := ... |
+| Gin.go:90:3:90:31 | extract:0 ... := ... |
+| Gin.go:94:3:94:39 | extract:0 ... := ... |
+| Gin.go:98:3:98:34 | extract:0 ... := ... |
 | Gin.go:102:10:102:52 | call to DefaultPostForm |
 | Gin.go:106:10:106:49 | call to DefaultQuery |
-| Gin.go:110:3:110:37 | ... := ...[0] |
-| Gin.go:114:3:114:34 | ... := ...[0] |
+| Gin.go:110:3:110:37 | extract:0 ... := ... |
+| Gin.go:114:3:114:34 | extract:0 ... := ... |
 | Gin.go:118:10:118:32 | call to GetStringMap |
 | Gin.go:122:10:122:38 | call to GetStringMapString |
 | Gin.go:126:10:126:43 | call to GetStringMapStringSlice |

go/ql/test/library-tests/semmle/go/frameworks/Gorestful/gorestful.expected

@@ -6,11 +6,11 @@ models
 | 5 | Source: github.com/emicklei/go-restful; Request; true; ReadEntity; ; ; Argument[0]; remote; manual |
 edges
 | gorestful.go:15:15:15:44 | call to QueryParameters | gorestful.go:15:15:15:47 | index expression | provenance | Src:MaD:4 Sink:MaD:1 |
-| gorestful.go:17:2:17:39 | ... := ...[0] | gorestful.go:18:15:18:17 | val | provenance | Src:MaD:2 Sink:MaD:1 |
+| gorestful.go:17:2:17:39 | extract:0 ... := ... | gorestful.go:18:15:18:17 | val | provenance | Src:MaD:2 Sink:MaD:1 |
 | gorestful.go:21:15:21:38 | call to PathParameters | gorestful.go:21:15:21:45 | index expression | provenance | Src:MaD:3 Sink:MaD:1 |
 | gorestful.go:23:21:23:24 | &... [postupdate] | gorestful.go:24:15:24:21 | selection of cmd | provenance | Src:MaD:5 Sink:MaD:1 |
 | gorestful_v2.go:15:15:15:44 | call to QueryParameters | gorestful_v2.go:15:15:15:47 | index expression | provenance | Src:MaD:4 Sink:MaD:1 |
-| gorestful_v2.go:17:2:17:39 | ... := ...[0] | gorestful_v2.go:18:15:18:17 | val | provenance | Src:MaD:2 Sink:MaD:1 |
+| gorestful_v2.go:17:2:17:39 | extract:0 ... := ... | gorestful_v2.go:18:15:18:17 | val | provenance | Src:MaD:2 Sink:MaD:1 |
 | gorestful_v2.go:21:15:21:38 | call to PathParameters | gorestful_v2.go:21:15:21:45 | index expression | provenance | Src:MaD:3 Sink:MaD:1 |
 | gorestful_v2.go:23:21:23:24 | &... [postupdate] | gorestful_v2.go:24:15:24:21 | selection of cmd | provenance | Src:MaD:5 Sink:MaD:1 |
 nodes
@@ -41,14 +41,14 @@ invalidModelRow
 #select
 | gorestful.go:15:15:15:47 | index expression | gorestful.go:15:15:15:44 | call to QueryParameters | gorestful.go:15:15:15:47 | index expression | This command depends on $@. | gorestful.go:15:15:15:44 | call to QueryParameters | a user-provided value |
 | gorestful.go:16:15:16:43 | call to QueryParameter | gorestful.go:16:15:16:43 | call to QueryParameter | gorestful.go:16:15:16:43 | call to QueryParameter | This command depends on $@. | gorestful.go:16:15:16:43 | call to QueryParameter | a user-provided value |
-| gorestful.go:18:15:18:17 | val | gorestful.go:17:2:17:39 | ... := ...[0] | gorestful.go:18:15:18:17 | val | This command depends on $@. | gorestful.go:17:2:17:39 | ... := ...[0] | a user-provided value |
+| gorestful.go:18:15:18:17 | val | gorestful.go:17:2:17:39 | extract:0 ... := ... | gorestful.go:18:15:18:17 | val | This command depends on $@. | gorestful.go:17:2:17:39 | extract:0 ... := ... | a user-provided value |
 | gorestful.go:19:15:19:44 | call to HeaderParameter | gorestful.go:19:15:19:44 | call to HeaderParameter | gorestful.go:19:15:19:44 | call to HeaderParameter | This command depends on $@. | gorestful.go:19:15:19:44 | call to HeaderParameter | a user-provided value |
 | gorestful.go:20:15:20:42 | call to PathParameter | gorestful.go:20:15:20:42 | call to PathParameter | gorestful.go:20:15:20:42 | call to PathParameter | This command depends on $@. | gorestful.go:20:15:20:42 | call to PathParameter | a user-provided value |
 | gorestful.go:21:15:21:45 | index expression | gorestful.go:21:15:21:38 | call to PathParameters | gorestful.go:21:15:21:45 | index expression | This command depends on $@. | gorestful.go:21:15:21:38 | call to PathParameters | a user-provided value |
 | gorestful.go:24:15:24:21 | selection of cmd | gorestful.go:23:21:23:24 | &... [postupdate] | gorestful.go:24:15:24:21 | selection of cmd | This command depends on $@. | gorestful.go:23:21:23:24 | &... [postupdate] | a user-provided value |
 | gorestful_v2.go:15:15:15:47 | index expression | gorestful_v2.go:15:15:15:44 | call to QueryParameters | gorestful_v2.go:15:15:15:47 | index expression | This command depends on $@. | gorestful_v2.go:15:15:15:44 | call to QueryParameters | a user-provided value |
 | gorestful_v2.go:16:15:16:43 | call to QueryParameter | gorestful_v2.go:16:15:16:43 | call to QueryParameter | gorestful_v2.go:16:15:16:43 | call to QueryParameter | This command depends on $@. | gorestful_v2.go:16:15:16:43 | call to QueryParameter | a user-provided value |
-| gorestful_v2.go:18:15:18:17 | val | gorestful_v2.go:17:2:17:39 | ... := ...[0] | gorestful_v2.go:18:15:18:17 | val | This command depends on $@. | gorestful_v2.go:17:2:17:39 | ... := ...[0] | a user-provided value |
+| gorestful_v2.go:18:15:18:17 | val | gorestful_v2.go:17:2:17:39 | extract:0 ... := ... | gorestful_v2.go:18:15:18:17 | val | This command depends on $@. | gorestful_v2.go:17:2:17:39 | extract:0 ... := ... | a user-provided value |
 | gorestful_v2.go:19:15:19:44 | call to HeaderParameter | gorestful_v2.go:19:15:19:44 | call to HeaderParameter | gorestful_v2.go:19:15:19:44 | call to HeaderParameter | This command depends on $@. | gorestful_v2.go:19:15:19:44 | call to HeaderParameter | a user-provided value |
 | gorestful_v2.go:20:15:20:42 | call to PathParameter | gorestful_v2.go:20:15:20:42 | call to PathParameter | gorestful_v2.go:20:15:20:42 | call to PathParameter | This command depends on $@. | gorestful_v2.go:20:15:20:42 | call to PathParameter | a user-provided value |
 | gorestful_v2.go:21:15:21:45 | index expression | gorestful_v2.go:21:15:21:38 | call to PathParameters | gorestful_v2.go:21:15:21:45 | index expression | This command depends on $@. | gorestful_v2.go:21:15:21:38 | call to PathParameters | a user-provided value |

go/ql/test/library-tests/semmle/go/frameworks/Revel/OpenRedirect.expected

@@ -1,11 +1,11 @@
 #select
 | EndToEnd.go:94:20:94:49 | call to Get | EndToEnd.go:94:20:94:27 | selection of Params | EndToEnd.go:94:20:94:49 | call to Get | This path to an untrusted URL redirection depends on a $@. | EndToEnd.go:94:20:94:27 | selection of Params | user-provided value |
 edges
-| EndToEnd.go:94:20:94:27 | implicit dereference | EndToEnd.go:94:20:94:27 | selection of Params [postupdate] | provenance | Config |
-| EndToEnd.go:94:20:94:27 | implicit dereference | EndToEnd.go:94:20:94:32 | selection of Form | provenance | Config |
-| EndToEnd.go:94:20:94:27 | selection of Params | EndToEnd.go:94:20:94:27 | implicit dereference | provenance | Src:MaD:2 Config |
+| EndToEnd.go:94:20:94:27 | implicit-deref selection of Params | EndToEnd.go:94:20:94:27 | selection of Params [postupdate] | provenance | Config |
+| EndToEnd.go:94:20:94:27 | implicit-deref selection of Params | EndToEnd.go:94:20:94:32 | selection of Form | provenance | Config |
+| EndToEnd.go:94:20:94:27 | selection of Params | EndToEnd.go:94:20:94:27 | implicit-deref selection of Params | provenance | Src:MaD:2 Config |
 | EndToEnd.go:94:20:94:27 | selection of Params | EndToEnd.go:94:20:94:32 | selection of Form | provenance | Src:MaD:2 Config |
-| EndToEnd.go:94:20:94:27 | selection of Params [postupdate] | EndToEnd.go:94:20:94:27 | implicit dereference | provenance | Config |
+| EndToEnd.go:94:20:94:27 | selection of Params [postupdate] | EndToEnd.go:94:20:94:27 | implicit-deref selection of Params | provenance | Config |
 | EndToEnd.go:94:20:94:32 | selection of Form | EndToEnd.go:94:20:94:49 | call to Get | provenance | Config Sink:MaD:1 |
 models
 | 1 | Sink: group:revel; Controller; true; Redirect; ; ; Argument[0]; url-redirection; manual |

go/ql/test/library-tests/semmle/go/frameworks/TaintSteps/TaintStep.expected

@@ -1,12 +1,12 @@
 invalidModelRow
 #select
-| crypto.go:9:14:9:31 | call to NewCipher | crypto.go:9:2:9:31 | ... := ...[0] |
-| crypto.go:9:14:9:31 | call to NewCipher | crypto.go:9:2:9:31 | ... := ...[1] |
-| crypto.go:10:15:10:34 | call to NewGCM | crypto.go:10:2:10:34 | ... := ...[0] |
-| crypto.go:10:15:10:34 | call to NewGCM | crypto.go:10:2:10:34 | ... := ...[1] |
-| crypto.go:11:18:11:57 | call to Open | crypto.go:11:2:11:57 | ... := ...[0] |
-| crypto.go:11:18:11:57 | call to Open | crypto.go:11:2:11:57 | ... := ...[1] |
-| crypto.go:11:42:11:51 | ciphertext | crypto.go:11:2:11:57 | ... := ...[0] |
+| crypto.go:9:14:9:31 | call to NewCipher | crypto.go:9:2:9:31 | extract:0 ... := ... |
+| crypto.go:9:14:9:31 | call to NewCipher | crypto.go:9:2:9:31 | extract:1 ... := ... |
+| crypto.go:10:15:10:34 | call to NewGCM | crypto.go:10:2:10:34 | extract:0 ... := ... |
+| crypto.go:10:15:10:34 | call to NewGCM | crypto.go:10:2:10:34 | extract:1 ... := ... |
+| crypto.go:11:18:11:57 | call to Open | crypto.go:11:2:11:57 | extract:0 ... := ... |
+| crypto.go:11:18:11:57 | call to Open | crypto.go:11:2:11:57 | extract:1 ... := ... |
+| crypto.go:11:42:11:51 | ciphertext | crypto.go:11:2:11:57 | extract:0 ... := ... |
 | io.go:14:31:14:43 | "some string" | io.go:14:13:14:44 | call to NewReader |
 | io.go:16:23:16:27 | &... | io.go:16:24:16:27 | buf1 [postupdate] |
 | io.go:16:23:16:27 | &... [postupdate] | io.go:16:24:16:27 | buf1 [postupdate] |
@@ -31,9 +31,9 @@ invalidModelRow
 | io.go:33:20:33:23 | buf1 | io.go:33:19:33:23 | &... |
 | io.go:33:20:33:23 | buf1 [postupdate] | io.go:33:19:33:23 | &... |
 | io.go:35:16:35:21 | reader | io.go:35:12:35:13 | w2 [postupdate] |
-| io.go:39:11:39:19 | call to Pipe | io.go:39:3:39:19 | ... := ...[0] |
-| io.go:39:11:39:19 | call to Pipe | io.go:39:3:39:19 | ... := ...[1] |
-| io.go:40:14:40:14 | w [postupdate] | io.go:39:3:39:19 | ... := ...[0] |
+| io.go:39:11:39:19 | call to Pipe | io.go:39:3:39:19 | extract:0 ... := ... |
+| io.go:39:11:39:19 | call to Pipe | io.go:39:3:39:19 | extract:1 ... := ... |
+| io.go:40:14:40:14 | w [postupdate] | io.go:39:3:39:19 | extract:0 ... := ... |
 | io.go:40:17:40:31 | "some string\\n" | io.go:40:14:40:14 | w [postupdate] |
 | io.go:43:16:43:16 | r | io.go:43:3:43:5 | buf [postupdate] |
 | io.go:44:13:44:15 | buf | io.go:44:13:44:24 | call to String |
@@ -74,35 +74,35 @@ invalidModelRow
 | io.go:101:26:101:38 | "some string" | io.go:101:8:101:39 | call to NewReader |
 | io.go:102:3:102:3 | r | io.go:102:13:102:21 | selection of Stdout [postupdate] |
 | io.go:108:30:108:42 | "some string" | io.go:108:12:108:43 | call to NewReader |
-| io.go:109:12:109:33 | call to ReadAll | io.go:109:2:109:33 | ... := ...[0] |
-| io.go:109:12:109:33 | call to ReadAll | io.go:109:2:109:33 | ... := ...[1] |
-| io.go:109:27:109:32 | reader | io.go:109:2:109:33 | ... := ...[0] |
+| io.go:109:12:109:33 | call to ReadAll | io.go:109:2:109:33 | extract:0 ... := ... |
+| io.go:109:12:109:33 | call to ReadAll | io.go:109:2:109:33 | extract:1 ... := ... |
+| io.go:109:27:109:32 | reader | io.go:109:2:109:33 | extract:0 ... := ... |
 | io.go:110:18:110:20 | buf | io.go:110:2:110:10 | selection of Stdout [postupdate] |
-| main.go:11:12:11:26 | call to Marshal | main.go:11:2:11:26 | ... := ...[0] |
-| main.go:11:12:11:26 | call to Marshal | main.go:11:2:11:26 | ... := ...[1] |
-| main.go:11:25:11:25 | v | main.go:11:2:11:26 | ... := ...[0] |
-| main.go:13:14:13:52 | call to MarshalIndent | main.go:13:2:13:52 | ... := ...[0] |
-| main.go:13:14:13:52 | call to MarshalIndent | main.go:13:2:13:52 | ... := ...[1] |
-| main.go:13:33:13:33 | v | main.go:13:2:13:52 | ... := ...[0] |
-| main.go:13:36:13:45 | "/*JSON*/" | main.go:13:2:13:52 | ... := ...[0] |
-| main.go:13:48:13:51 | "  " | main.go:13:2:13:52 | ... := ...[0] |
+| main.go:11:12:11:26 | call to Marshal | main.go:11:2:11:26 | extract:0 ... := ... |
+| main.go:11:12:11:26 | call to Marshal | main.go:11:2:11:26 | extract:1 ... := ... |
+| main.go:11:25:11:25 | v | main.go:11:2:11:26 | extract:0 ... := ... |
+| main.go:13:14:13:52 | call to MarshalIndent | main.go:13:2:13:52 | extract:0 ... := ... |
+| main.go:13:14:13:52 | call to MarshalIndent | main.go:13:2:13:52 | extract:1 ... := ... |
+| main.go:13:33:13:33 | v | main.go:13:2:13:52 | extract:0 ... := ... |
+| main.go:13:36:13:45 | "/*JSON*/" | main.go:13:2:13:52 | extract:0 ... := ... |
+| main.go:13:48:13:51 | "  " | main.go:13:2:13:52 | extract:0 ... := ... |
 | main.go:14:25:14:25 | b | main.go:14:9:14:41 | slice literal |
 | main.go:14:28:14:30 | err | main.go:14:9:14:41 | slice literal |
 | main.go:14:33:14:34 | b2 | main.go:14:9:14:41 | slice literal |
 | main.go:14:37:14:40 | err2 | main.go:14:9:14:41 | slice literal |
-| main.go:19:18:19:42 | call to DecodeString | main.go:19:2:19:42 | ... := ...[0] |
-| main.go:19:18:19:42 | call to DecodeString | main.go:19:2:19:42 | ... := ...[1] |
-| main.go:19:35:19:41 | encoded | main.go:19:2:19:42 | ... := ...[0] |
+| main.go:19:18:19:42 | call to DecodeString | main.go:19:2:19:42 | extract:0 ... := ... |
+| main.go:19:18:19:42 | call to DecodeString | main.go:19:2:19:42 | extract:1 ... := ... |
+| main.go:19:35:19:41 | encoded | main.go:19:2:19:42 | extract:0 ... := ... |
 | main.go:23:25:23:31 | decoded | main.go:23:9:23:48 | slice literal |
 | main.go:23:34:23:36 | err | main.go:23:9:23:48 | slice literal |
 | main.go:23:39:23:47 | reEncoded | main.go:23:9:23:48 | slice literal |
-| main.go:28:2:28:4 | implicit dereference | main.go:28:2:28:4 | req [postupdate] |
-| main.go:28:2:28:4 | implicit dereference | main.go:28:2:28:9 | selection of Body |
-| main.go:28:2:28:4 | req | main.go:28:2:28:4 | implicit dereference |
-| main.go:28:2:28:4 | req [postupdate] | main.go:28:2:28:4 | implicit dereference |
+| main.go:28:2:28:4 | implicit-deref req | main.go:28:2:28:4 | req [postupdate] |
+| main.go:28:2:28:4 | implicit-deref req | main.go:28:2:28:9 | selection of Body |
+| main.go:28:2:28:4 | req | main.go:28:2:28:4 | implicit-deref req |
+| main.go:28:2:28:4 | req [postupdate] | main.go:28:2:28:4 | implicit-deref req |
 | main.go:28:2:28:9 | selection of Body | main.go:28:16:28:16 | b [postupdate] |
-| main.go:34:2:34:4 | implicit dereference | main.go:34:2:34:4 | req [postupdate] |
-| main.go:34:2:34:4 | implicit dereference | main.go:34:2:34:9 | selection of Body |
-| main.go:34:2:34:4 | req | main.go:34:2:34:4 | implicit dereference |
-| main.go:34:2:34:4 | req [postupdate] | main.go:34:2:34:4 | implicit dereference |
+| main.go:34:2:34:4 | implicit-deref req | main.go:34:2:34:4 | req [postupdate] |
+| main.go:34:2:34:4 | implicit-deref req | main.go:34:2:34:9 | selection of Body |
+| main.go:34:2:34:4 | req | main.go:34:2:34:4 | implicit-deref req |
+| main.go:34:2:34:4 | req [postupdate] | main.go:34:2:34:4 | implicit-deref req |
 | main.go:34:2:34:9 | selection of Body | main.go:34:16:34:16 | b [postupdate] |

go/ql/test/library-tests/semmle/go/frameworks/Twirp/RequestForgery.expected

@@ -4,8 +4,8 @@
 edges
 | client/main.go:16:35:16:78 | &... | server/main.go:19:56:19:61 | definition of params | provenance |  |
 | client/main.go:16:35:16:78 | &... [postupdate] | client/main.go:16:35:16:78 | &... | provenance |  |
-| rpc/notes/service.twirp.go:538:2:538:33 | ... := ...[0] | rpc/notes/service.twirp.go:544:27:544:29 | buf | provenance |  |
-| rpc/notes/service.twirp.go:538:25:538:32 | selection of Body | rpc/notes/service.twirp.go:538:2:538:33 | ... := ...[0] | provenance | Src:MaD:1 MaD:3 |
+| rpc/notes/service.twirp.go:538:2:538:33 | extract:0 ... := ... | rpc/notes/service.twirp.go:544:27:544:29 | buf | provenance |  |
+| rpc/notes/service.twirp.go:538:25:538:32 | selection of Body | rpc/notes/service.twirp.go:538:2:538:33 | extract:0 ... := ... | provenance | Src:MaD:1 MaD:3 |
 | rpc/notes/service.twirp.go:544:27:544:29 | buf | rpc/notes/service.twirp.go:544:32:544:41 | reqContent [postupdate] | provenance | MaD:2 |
 | rpc/notes/service.twirp.go:544:32:544:41 | reqContent [postupdate] | rpc/notes/service.twirp.go:574:2:577:2 | capture variable reqContent | provenance |  |
 | rpc/notes/service.twirp.go:574:2:577:2 | capture variable reqContent | rpc/notes/service.twirp.go:576:35:576:44 | reqContent | provenance |  |

go/ql/test/query-tests/InconsistentCode/UnhandledCloseWritableHandle/UnhandledCloseWritableHandle.expected

@@ -1,30 +1,30 @@
 #select
-| tests.go:10:8:10:8 | f | tests.go:32:5:32:78 | ... := ...[0] | tests.go:10:8:10:8 | f | File handle may be writable as a result of data flow from a $@ and closing it may result in data loss upon failure, which is not handled explicitly. | tests.go:32:15:32:78 | call to OpenFile | call to OpenFile |
-| tests.go:10:8:10:8 | f | tests.go:46:5:46:76 | ... := ...[0] | tests.go:10:8:10:8 | f | File handle may be writable as a result of data flow from a $@ and closing it may result in data loss upon failure, which is not handled explicitly. | tests.go:46:15:46:76 | call to OpenFile | call to OpenFile |
-| tests.go:15:3:15:3 | f | tests.go:32:5:32:78 | ... := ...[0] | tests.go:15:3:15:3 | f | File handle may be writable as a result of data flow from a $@ and closing it may result in data loss upon failure, which is not handled explicitly. | tests.go:32:15:32:78 | call to OpenFile | call to OpenFile |
-| tests.go:15:3:15:3 | f | tests.go:46:5:46:76 | ... := ...[0] | tests.go:15:3:15:3 | f | File handle may be writable as a result of data flow from a $@ and closing it may result in data loss upon failure, which is not handled explicitly. | tests.go:46:15:46:76 | call to OpenFile | call to OpenFile |
-| tests.go:57:3:57:3 | f | tests.go:55:5:55:78 | ... := ...[0] | tests.go:57:3:57:3 | f | File handle may be writable as a result of data flow from a $@ and closing it may result in data loss upon failure, which is not handled explicitly. | tests.go:55:15:55:78 | call to OpenFile | call to OpenFile |
-| tests.go:69:3:69:3 | f | tests.go:67:5:67:76 | ... := ...[0] | tests.go:69:3:69:3 | f | File handle may be writable as a result of data flow from a $@ and closing it may result in data loss upon failure, which is not handled explicitly. | tests.go:67:15:67:76 | call to OpenFile | call to OpenFile |
-| tests.go:111:9:111:9 | f | tests.go:109:5:109:78 | ... := ...[0] | tests.go:111:9:111:9 | f | File handle may be writable as a result of data flow from a $@ and closing it may result in data loss upon failure, which is not handled explicitly. | tests.go:109:15:109:78 | call to OpenFile | call to OpenFile |
-| tests.go:130:3:130:3 | f | tests.go:126:5:126:78 | ... := ...[0] | tests.go:130:3:130:3 | f | File handle may be writable as a result of data flow from a $@ and closing it may result in data loss upon failure, which is not handled explicitly. | tests.go:126:15:126:78 | call to OpenFile | call to OpenFile |
-| tests.go:151:8:151:8 | f | tests.go:147:2:147:74 | ... := ...[0] | tests.go:151:8:151:8 | f | File handle may be writable as a result of data flow from a $@ and closing it may result in data loss upon failure, which is not handled explicitly. | tests.go:147:12:147:74 | call to OpenFile | call to OpenFile |
+| tests.go:10:8:10:8 | f | tests.go:32:5:32:78 | extract:0 ... := ... | tests.go:10:8:10:8 | f | File handle may be writable as a result of data flow from a $@ and closing it may result in data loss upon failure, which is not handled explicitly. | tests.go:32:15:32:78 | call to OpenFile | call to OpenFile |
+| tests.go:10:8:10:8 | f | tests.go:46:5:46:76 | extract:0 ... := ... | tests.go:10:8:10:8 | f | File handle may be writable as a result of data flow from a $@ and closing it may result in data loss upon failure, which is not handled explicitly. | tests.go:46:15:46:76 | call to OpenFile | call to OpenFile |
+| tests.go:15:3:15:3 | f | tests.go:32:5:32:78 | extract:0 ... := ... | tests.go:15:3:15:3 | f | File handle may be writable as a result of data flow from a $@ and closing it may result in data loss upon failure, which is not handled explicitly. | tests.go:32:15:32:78 | call to OpenFile | call to OpenFile |
+| tests.go:15:3:15:3 | f | tests.go:46:5:46:76 | extract:0 ... := ... | tests.go:15:3:15:3 | f | File handle may be writable as a result of data flow from a $@ and closing it may result in data loss upon failure, which is not handled explicitly. | tests.go:46:15:46:76 | call to OpenFile | call to OpenFile |
+| tests.go:57:3:57:3 | f | tests.go:55:5:55:78 | extract:0 ... := ... | tests.go:57:3:57:3 | f | File handle may be writable as a result of data flow from a $@ and closing it may result in data loss upon failure, which is not handled explicitly. | tests.go:55:15:55:78 | call to OpenFile | call to OpenFile |
+| tests.go:69:3:69:3 | f | tests.go:67:5:67:76 | extract:0 ... := ... | tests.go:69:3:69:3 | f | File handle may be writable as a result of data flow from a $@ and closing it may result in data loss upon failure, which is not handled explicitly. | tests.go:67:15:67:76 | call to OpenFile | call to OpenFile |
+| tests.go:111:9:111:9 | f | tests.go:109:5:109:78 | extract:0 ... := ... | tests.go:111:9:111:9 | f | File handle may be writable as a result of data flow from a $@ and closing it may result in data loss upon failure, which is not handled explicitly. | tests.go:109:15:109:78 | call to OpenFile | call to OpenFile |
+| tests.go:130:3:130:3 | f | tests.go:126:5:126:78 | extract:0 ... := ... | tests.go:130:3:130:3 | f | File handle may be writable as a result of data flow from a $@ and closing it may result in data loss upon failure, which is not handled explicitly. | tests.go:126:15:126:78 | call to OpenFile | call to OpenFile |
+| tests.go:151:8:151:8 | f | tests.go:147:2:147:74 | extract:0 ... := ... | tests.go:151:8:151:8 | f | File handle may be writable as a result of data flow from a $@ and closing it may result in data loss upon failure, which is not handled explicitly. | tests.go:147:12:147:74 | call to OpenFile | call to OpenFile |
 edges
 | tests.go:9:24:9:24 | definition of f | tests.go:10:8:10:8 | f | provenance |  |
 | tests.go:13:32:13:32 | definition of f | tests.go:14:13:16:2 | capture variable f | provenance |  |
 | tests.go:14:13:16:2 | capture variable f | tests.go:15:3:15:3 | f | provenance |  |
-| tests.go:32:5:32:78 | ... := ...[0] | tests.go:33:21:33:21 | f | provenance | Src:MaD:1  |
-| tests.go:32:5:32:78 | ... := ...[0] | tests.go:34:29:34:29 | f | provenance | Src:MaD:1  |
+| tests.go:32:5:32:78 | extract:0 ... := ... | tests.go:33:21:33:21 | f | provenance | Src:MaD:1  |
+| tests.go:32:5:32:78 | extract:0 ... := ... | tests.go:34:29:34:29 | f | provenance | Src:MaD:1  |
 | tests.go:33:21:33:21 | f | tests.go:9:24:9:24 | definition of f | provenance |  |
 | tests.go:34:29:34:29 | f | tests.go:13:32:13:32 | definition of f | provenance |  |
-| tests.go:46:5:46:76 | ... := ...[0] | tests.go:47:21:47:21 | f | provenance | Src:MaD:1  |
-| tests.go:46:5:46:76 | ... := ...[0] | tests.go:48:29:48:29 | f | provenance | Src:MaD:1  |
+| tests.go:46:5:46:76 | extract:0 ... := ... | tests.go:47:21:47:21 | f | provenance | Src:MaD:1  |
+| tests.go:46:5:46:76 | extract:0 ... := ... | tests.go:48:29:48:29 | f | provenance | Src:MaD:1  |
 | tests.go:47:21:47:21 | f | tests.go:9:24:9:24 | definition of f | provenance |  |
 | tests.go:48:29:48:29 | f | tests.go:13:32:13:32 | definition of f | provenance |  |
-| tests.go:55:5:55:78 | ... := ...[0] | tests.go:57:3:57:3 | f | provenance | Src:MaD:1  |
-| tests.go:67:5:67:76 | ... := ...[0] | tests.go:69:3:69:3 | f | provenance | Src:MaD:1  |
-| tests.go:109:5:109:78 | ... := ...[0] | tests.go:111:9:111:9 | f | provenance | Src:MaD:1  |
-| tests.go:126:5:126:78 | ... := ...[0] | tests.go:130:3:130:3 | f | provenance | Src:MaD:1  |
-| tests.go:147:2:147:74 | ... := ...[0] | tests.go:151:8:151:8 | f | provenance | Src:MaD:1  |
+| tests.go:55:5:55:78 | extract:0 ... := ... | tests.go:57:3:57:3 | f | provenance | Src:MaD:1  |
+| tests.go:67:5:67:76 | extract:0 ... := ... | tests.go:69:3:69:3 | f | provenance | Src:MaD:1  |
+| tests.go:109:5:109:78 | extract:0 ... := ... | tests.go:111:9:111:9 | f | provenance | Src:MaD:1  |
+| tests.go:126:5:126:78 | extract:0 ... := ... | tests.go:130:3:130:3 | f | provenance | Src:MaD:1  |
+| tests.go:147:2:147:74 | extract:0 ... := ... | tests.go:151:8:151:8 | f | provenance | Src:MaD:1  |
 models
 | 1 | Source: os; ; false; OpenFile; ; ; ReturnValue[0]; file; manual |
 nodes

go/ql/test/query-tests/Security/CWE-022/ZipSlip.expected

@@ -1,21 +1,21 @@
 #select
-| UnsafeUnzipSymlinkGood.go:72:3:72:25 | ... := ...[0] | UnsafeUnzipSymlinkGood.go:72:3:72:25 | ... := ...[0] | UnsafeUnzipSymlinkGood.go:61:31:61:62 | call to Join | Unsanitized archive entry, which may contain '..', is used in a $@. | UnsafeUnzipSymlinkGood.go:61:31:61:62 | call to Join | file system operation |
-| ZipSlip.go:11:2:15:2 | range statement[1] | ZipSlip.go:11:2:15:2 | range statement[1] | ZipSlip.go:14:20:14:20 | p | Unsanitized archive entry, which may contain '..', is used in a $@. | ZipSlip.go:14:20:14:20 | p | file system operation |
-| tarslip.go:15:2:15:30 | ... := ...[0] | tarslip.go:15:2:15:30 | ... := ...[0] | tarslip.go:16:14:16:34 | call to Dir | Unsanitized archive entry, which may contain '..', is used in a $@. | tarslip.go:16:14:16:34 | call to Dir | file system operation |
-| tst.go:23:2:43:2 | range statement[1] | tst.go:23:2:43:2 | range statement[1] | tst.go:29:20:29:23 | path | Unsanitized archive entry, which may contain '..', is used in a $@. | tst.go:29:20:29:23 | path | file system operation |
+| UnsafeUnzipSymlinkGood.go:72:3:72:25 | extract:0 ... := ... | UnsafeUnzipSymlinkGood.go:72:3:72:25 | extract:0 ... := ... | UnsafeUnzipSymlinkGood.go:61:31:61:62 | call to Join | Unsanitized archive entry, which may contain '..', is used in a $@. | UnsafeUnzipSymlinkGood.go:61:31:61:62 | call to Join | file system operation |
+| ZipSlip.go:11:2:15:2 | extract:1 range statement | ZipSlip.go:11:2:15:2 | extract:1 range statement | ZipSlip.go:14:20:14:20 | p | Unsanitized archive entry, which may contain '..', is used in a $@. | ZipSlip.go:14:20:14:20 | p | file system operation |
+| tarslip.go:15:2:15:30 | extract:0 ... := ... | tarslip.go:15:2:15:30 | extract:0 ... := ... | tarslip.go:16:14:16:34 | call to Dir | Unsanitized archive entry, which may contain '..', is used in a $@. | tarslip.go:16:14:16:34 | call to Dir | file system operation |
+| tst.go:23:2:43:2 | extract:1 range statement | tst.go:23:2:43:2 | extract:1 range statement | tst.go:29:20:29:23 | path | Unsanitized archive entry, which may contain '..', is used in a $@. | tst.go:29:20:29:23 | path | file system operation |
 edges
 | UnsafeUnzipSymlinkGood.go:52:24:52:32 | definition of candidate | UnsafeUnzipSymlinkGood.go:61:53:61:61 | candidate | provenance |  |
 | UnsafeUnzipSymlinkGood.go:61:53:61:61 | candidate | UnsafeUnzipSymlinkGood.go:61:31:61:62 | call to Join | provenance | FunctionModel Sink:MaD:3 |
-| UnsafeUnzipSymlinkGood.go:72:3:72:25 | ... := ...[0] | UnsafeUnzipSymlinkGood.go:76:24:76:38 | selection of Linkname | provenance |  |
-| UnsafeUnzipSymlinkGood.go:72:3:72:25 | ... := ...[0] | UnsafeUnzipSymlinkGood.go:76:70:76:80 | selection of Name | provenance |  |
+| UnsafeUnzipSymlinkGood.go:72:3:72:25 | extract:0 ... := ... | UnsafeUnzipSymlinkGood.go:76:24:76:38 | selection of Linkname | provenance |  |
+| UnsafeUnzipSymlinkGood.go:72:3:72:25 | extract:0 ... := ... | UnsafeUnzipSymlinkGood.go:76:70:76:80 | selection of Name | provenance |  |
 | UnsafeUnzipSymlinkGood.go:76:24:76:38 | selection of Linkname | UnsafeUnzipSymlinkGood.go:52:24:52:32 | definition of candidate | provenance |  |
 | UnsafeUnzipSymlinkGood.go:76:70:76:80 | selection of Name | UnsafeUnzipSymlinkGood.go:52:24:52:32 | definition of candidate | provenance |  |
-| ZipSlip.go:11:2:15:2 | range statement[1] | ZipSlip.go:12:24:12:29 | selection of Name | provenance |  |
-| ZipSlip.go:12:3:12:30 | ... := ...[0] | ZipSlip.go:14:20:14:20 | p | provenance | Sink:MaD:1 |
-| ZipSlip.go:12:24:12:29 | selection of Name | ZipSlip.go:12:3:12:30 | ... := ...[0] | provenance | MaD:4 |
-| tarslip.go:15:2:15:30 | ... := ...[0] | tarslip.go:16:23:16:33 | selection of Name | provenance |  |
+| ZipSlip.go:11:2:15:2 | extract:1 range statement | ZipSlip.go:12:24:12:29 | selection of Name | provenance |  |
+| ZipSlip.go:12:3:12:30 | extract:0 ... := ... | ZipSlip.go:14:20:14:20 | p | provenance | Sink:MaD:1 |
+| ZipSlip.go:12:24:12:29 | selection of Name | ZipSlip.go:12:3:12:30 | extract:0 ... := ... | provenance | MaD:4 |
+| tarslip.go:15:2:15:30 | extract:0 ... := ... | tarslip.go:16:23:16:33 | selection of Name | provenance |  |
 | tarslip.go:16:23:16:33 | selection of Name | tarslip.go:16:14:16:34 | call to Dir | provenance | MaD:5 Sink:MaD:2 |
-| tst.go:23:2:43:2 | range statement[1] | tst.go:29:20:29:23 | path | provenance | Sink:MaD:1 |
+| tst.go:23:2:43:2 | extract:1 range statement | tst.go:29:20:29:23 | path | provenance | Sink:MaD:1 |
 models
 | 1 | Sink: io/ioutil; ; false; WriteFile; ; ; Argument[0]; path-injection; manual |
 | 2 | Sink: os; ; false; MkdirAll; ; ; Argument[0]; path-injection; manual |

go/ql/test/query-tests/Security/CWE-089/SqlInjection.expected

@@ -31,16 +31,16 @@ edges
 | SqlInjection.go:11:3:11:17 | call to Query | SqlInjection.go:11:3:11:29 | index expression | provenance |  |
 | SqlInjection.go:11:3:11:29 | index expression | SqlInjection.go:10:7:11:30 | []type{args} [array] | provenance |  |
 | SqlInjection.go:11:3:11:29 | index expression | SqlInjection.go:10:7:11:30 | call to Sprintf | provenance | FunctionModel |
-| issue48.go:17:2:17:33 | ... := ...[0] | issue48.go:18:17:18:17 | b | provenance |  |
-| issue48.go:17:25:17:32 | selection of Body | issue48.go:17:2:17:33 | ... := ...[0] | provenance | Src:MaD:17 MaD:24 |
+| issue48.go:17:2:17:33 | extract:0 ... := ... | issue48.go:18:17:18:17 | b | provenance |  |
+| issue48.go:17:25:17:32 | selection of Body | issue48.go:17:2:17:33 | extract:0 ... := ... | provenance | Src:MaD:17 MaD:24 |
 | issue48.go:18:17:18:17 | b | issue48.go:18:20:18:39 | &... [postupdate] | provenance | MaD:22 |
 | issue48.go:18:20:18:39 | &... [postupdate] | issue48.go:21:3:21:33 | index expression | provenance |  |
 | issue48.go:20:8:21:34 | []type{args} [array] | issue48.go:20:8:21:34 | call to Sprintf | provenance | MaD:23 |
 | issue48.go:20:8:21:34 | call to Sprintf | issue48.go:22:11:22:12 | q3 | provenance | Sink:MaD:1 |
 | issue48.go:21:3:21:33 | index expression | issue48.go:20:8:21:34 | []type{args} [array] | provenance |  |
 | issue48.go:21:3:21:33 | index expression | issue48.go:20:8:21:34 | call to Sprintf | provenance | FunctionModel |
-| issue48.go:27:2:27:34 | ... := ...[0] | issue48.go:28:17:28:18 | b2 | provenance |  |
-| issue48.go:27:26:27:33 | selection of Body | issue48.go:27:2:27:34 | ... := ...[0] | provenance | Src:MaD:17 MaD:24 |
+| issue48.go:27:2:27:34 | extract:0 ... := ... | issue48.go:28:17:28:18 | b2 | provenance |  |
+| issue48.go:27:26:27:33 | selection of Body | issue48.go:27:2:27:34 | extract:0 ... := ... | provenance | Src:MaD:17 MaD:24 |
 | issue48.go:28:17:28:18 | b2 | issue48.go:28:21:28:41 | &... [postupdate] | provenance | MaD:22 |
 | issue48.go:28:21:28:41 | &... [postupdate] | issue48.go:31:3:31:31 | selection of Category | provenance |  |
 | issue48.go:30:8:31:32 | []type{args} [array] | issue48.go:30:8:31:32 | call to Sprintf | provenance | MaD:23 |
@@ -72,19 +72,19 @@ edges
 | main.go:30:13:30:39 | index expression | main.go:28:18:31:2 | struct literal [Category] | provenance |  |
 | main.go:33:7:34:23 | []type{args} [array] | main.go:33:7:34:23 | call to Sprintf | provenance | MaD:23 |
 | main.go:33:7:34:23 | call to Sprintf | main.go:35:11:35:11 | q | provenance | Sink:MaD:1 |
-| main.go:34:3:34:13 | RequestData [pointer, Category] | main.go:34:3:34:13 | implicit dereference [Category] | provenance |  |
-| main.go:34:3:34:13 | implicit dereference [Category] | main.go:34:3:34:22 | selection of Category | provenance |  |
+| main.go:34:3:34:13 | RequestData [pointer, Category] | main.go:34:3:34:13 | implicit-deref RequestData [Category] | provenance |  |
+| main.go:34:3:34:13 | implicit-deref RequestData [Category] | main.go:34:3:34:22 | selection of Category | provenance |  |
 | main.go:34:3:34:22 | selection of Category | main.go:33:7:34:23 | []type{args} [array] | provenance |  |
 | main.go:34:3:34:22 | selection of Category | main.go:33:7:34:23 | call to Sprintf | provenance | FunctionModel |
 | main.go:40:2:40:12 | RequestData [postupdate] [pointer, Category] | main.go:43:3:43:13 | RequestData [pointer, Category] | provenance |  |
-| main.go:40:2:40:12 | implicit dereference [postupdate] [Category] | main.go:40:2:40:12 | RequestData [postupdate] [pointer, Category] | provenance |  |
+| main.go:40:2:40:12 | implicit-deref RequestData [postupdate] [Category] | main.go:40:2:40:12 | RequestData [postupdate] [pointer, Category] | provenance |  |
 | main.go:40:25:40:31 | selection of URL | main.go:40:25:40:39 | call to Query | provenance | Src:MaD:21 MaD:26 |
 | main.go:40:25:40:39 | call to Query | main.go:40:25:40:51 | index expression | provenance |  |
-| main.go:40:25:40:51 | index expression | main.go:40:2:40:12 | implicit dereference [postupdate] [Category] | provenance |  |
+| main.go:40:25:40:51 | index expression | main.go:40:2:40:12 | implicit-deref RequestData [postupdate] [Category] | provenance |  |
 | main.go:42:7:43:23 | []type{args} [array] | main.go:42:7:43:23 | call to Sprintf | provenance | MaD:23 |
 | main.go:42:7:43:23 | call to Sprintf | main.go:44:11:44:11 | q | provenance | Sink:MaD:1 |
-| main.go:43:3:43:13 | RequestData [pointer, Category] | main.go:43:3:43:13 | implicit dereference [Category] | provenance |  |
-| main.go:43:3:43:13 | implicit dereference [Category] | main.go:43:3:43:22 | selection of Category | provenance |  |
+| main.go:43:3:43:13 | RequestData [pointer, Category] | main.go:43:3:43:13 | implicit-deref RequestData [Category] | provenance |  |
+| main.go:43:3:43:13 | implicit-deref RequestData [Category] | main.go:43:3:43:22 | selection of Category | provenance |  |
 | main.go:43:3:43:22 | selection of Category | main.go:42:7:43:23 | []type{args} [array] | provenance |  |
 | main.go:43:3:43:22 | selection of Category | main.go:42:7:43:23 | call to Sprintf | provenance | FunctionModel |
 | main.go:49:3:49:14 | star expression [postupdate] [Category] | main.go:49:4:49:14 | RequestData [postupdate] [pointer, Category] | provenance |  |

go/ql/test/query-tests/Security/CWE-089/StringBreak.expected

@@ -1,13 +1,13 @@
 #select
-| StringBreak.go:14:47:14:57 | versionJSON | StringBreak.go:10:2:10:40 | ... := ...[0] | StringBreak.go:14:47:14:57 | versionJSON | If this $@ contains a single quote, it could break out of the enclosing quotes. | StringBreak.go:10:2:10:40 | ... := ...[0] | JSON value |
-| StringBreakMismatched.go:17:26:17:32 | escaped | StringBreakMismatched.go:12:2:12:40 | ... := ...[0] | StringBreakMismatched.go:17:26:17:32 | escaped | If this $@ contains a single quote, it could break out of the enclosing quotes. | StringBreakMismatched.go:12:2:12:40 | ... := ...[0] | JSON value |
-| StringBreakMismatched.go:29:27:29:33 | escaped | StringBreakMismatched.go:24:2:24:40 | ... := ...[0] | StringBreakMismatched.go:29:27:29:33 | escaped | If this $@ contains a double quote, it could break out of the enclosing quotes. | StringBreakMismatched.go:24:2:24:40 | ... := ...[0] | JSON value |
+| StringBreak.go:14:47:14:57 | versionJSON | StringBreak.go:10:2:10:40 | extract:0 ... := ... | StringBreak.go:14:47:14:57 | versionJSON | If this $@ contains a single quote, it could break out of the enclosing quotes. | StringBreak.go:10:2:10:40 | extract:0 ... := ... | JSON value |
+| StringBreakMismatched.go:17:26:17:32 | escaped | StringBreakMismatched.go:12:2:12:40 | extract:0 ... := ... | StringBreakMismatched.go:17:26:17:32 | escaped | If this $@ contains a single quote, it could break out of the enclosing quotes. | StringBreakMismatched.go:12:2:12:40 | extract:0 ... := ... | JSON value |
+| StringBreakMismatched.go:29:27:29:33 | escaped | StringBreakMismatched.go:24:2:24:40 | extract:0 ... := ... | StringBreakMismatched.go:29:27:29:33 | escaped | If this $@ contains a double quote, it could break out of the enclosing quotes. | StringBreakMismatched.go:24:2:24:40 | extract:0 ... := ... | JSON value |
 edges
-| StringBreak.go:10:2:10:40 | ... := ...[0] | StringBreak.go:14:47:14:57 | versionJSON | provenance |  |
-| StringBreakMismatched.go:12:2:12:40 | ... := ...[0] | StringBreakMismatched.go:13:29:13:47 | type conversion | provenance |  |
+| StringBreak.go:10:2:10:40 | extract:0 ... := ... | StringBreak.go:14:47:14:57 | versionJSON | provenance |  |
+| StringBreakMismatched.go:12:2:12:40 | extract:0 ... := ... | StringBreakMismatched.go:13:29:13:47 | type conversion | provenance |  |
 | StringBreakMismatched.go:13:13:13:62 | call to Replace | StringBreakMismatched.go:17:26:17:32 | escaped | provenance |  |
 | StringBreakMismatched.go:13:29:13:47 | type conversion | StringBreakMismatched.go:13:13:13:62 | call to Replace | provenance | MaD:1 |
-| StringBreakMismatched.go:24:2:24:40 | ... := ...[0] | StringBreakMismatched.go:25:29:25:47 | type conversion | provenance |  |
+| StringBreakMismatched.go:24:2:24:40 | extract:0 ... := ... | StringBreakMismatched.go:25:29:25:47 | type conversion | provenance |  |
 | StringBreakMismatched.go:25:13:25:61 | call to Replace | StringBreakMismatched.go:29:27:29:33 | escaped | provenance |  |
 | StringBreakMismatched.go:25:29:25:47 | type conversion | StringBreakMismatched.go:25:13:25:61 | call to Replace | provenance | MaD:1 |
 models

go/ql/test/query-tests/Security/CWE-312/CleartextLogging.expected

@@ -55,10 +55,10 @@
 | passwords.go:131:14:131:21 | selection of y | passwords.go:126:13:126:25 | call to getPassword | passwords.go:131:14:131:21 | selection of y | $@ flows to a logging call. | passwords.go:126:13:126:25 | call to getPassword | Sensitive data returned by a call to getPassword |
 | protobuf.go:14:14:14:35 | call to GetDescription | protobuf.go:9:2:9:9 | definition of password | protobuf.go:14:14:14:35 | call to GetDescription | $@ flows to a logging call. | protobuf.go:9:2:9:9 | definition of password | Sensitive data returned by an access to password |
 edges
-| klog.go:21:3:26:3 | range statement[1] | klog.go:22:27:22:33 | headers | provenance |  |
-| klog.go:21:30:21:37 | selection of Header | klog.go:21:3:26:3 | range statement[1] | provenance | Src:MaD:11 Config |
-| klog.go:22:4:25:4 | range statement[1] | klog.go:23:15:23:20 | header | provenance |  |
-| klog.go:22:27:22:33 | headers | klog.go:22:4:25:4 | range statement[1] | provenance | Config |
+| klog.go:21:3:26:3 | extract:1 range statement | klog.go:22:27:22:33 | headers | provenance |  |
+| klog.go:21:30:21:37 | selection of Header | klog.go:21:3:26:3 | extract:1 range statement | provenance | Src:MaD:11 Config |
+| klog.go:22:4:25:4 | extract:1 range statement | klog.go:23:15:23:20 | header | provenance |  |
+| klog.go:22:27:22:33 | headers | klog.go:22:4:25:4 | extract:1 range statement | provenance | Config |
 | klog.go:29:13:29:20 | selection of Header | klog.go:29:13:29:41 | call to Get | provenance | Src:MaD:11 Config |
 | main.go:17:2:17:9 | definition of password | main.go:19:12:19:19 | password | provenance |  |
 | main.go:17:2:17:9 | definition of password | main.go:20:19:20:26 | password | provenance |  |
@@ -143,14 +143,14 @@ edges
 | passwords.go:130:14:130:19 | config [x] | passwords.go:130:14:130:21 | selection of x | provenance |  |
 | passwords.go:131:14:131:19 | config [y] | passwords.go:131:14:131:21 | selection of y | provenance |  |
 | protobuf.go:9:2:9:9 | definition of password | protobuf.go:12:22:12:29 | password | provenance |  |
-| protobuf.go:12:2:12:6 | implicit dereference [postupdate] [Description] | protobuf.go:12:2:12:6 | query [postupdate] [pointer, Description] | provenance |  |
+| protobuf.go:12:2:12:6 | implicit-deref query [postupdate] [Description] | protobuf.go:12:2:12:6 | query [postupdate] [pointer, Description] | provenance |  |
 | protobuf.go:12:2:12:6 | query [postupdate] [pointer, Description] | protobuf.go:14:14:14:18 | query [pointer, Description] | provenance |  |
-| protobuf.go:12:22:12:29 | password | protobuf.go:12:2:12:6 | implicit dereference [postupdate] [Description] | provenance |  |
+| protobuf.go:12:22:12:29 | password | protobuf.go:12:2:12:6 | implicit-deref query [postupdate] [Description] | provenance |  |
 | protobuf.go:14:14:14:18 | query [pointer, Description] | protobuf.go:14:14:14:35 | call to GetDescription | provenance |  |
 | protobuf.go:14:14:14:18 | query [pointer, Description] | protos/query/query.pb.go:117:7:117:7 | definition of x [pointer, Description] | provenance |  |
 | protos/query/query.pb.go:117:7:117:7 | definition of x [pointer, Description] | protos/query/query.pb.go:119:10:119:10 | x [pointer, Description] | provenance |  |
-| protos/query/query.pb.go:119:10:119:10 | implicit dereference [Description] | protos/query/query.pb.go:119:10:119:22 | selection of Description | provenance |  |
-| protos/query/query.pb.go:119:10:119:10 | x [pointer, Description] | protos/query/query.pb.go:119:10:119:10 | implicit dereference [Description] | provenance |  |
+| protos/query/query.pb.go:119:10:119:10 | implicit-deref x [Description] | protos/query/query.pb.go:119:10:119:22 | selection of Description | provenance |  |
+| protos/query/query.pb.go:119:10:119:10 | x [pointer, Description] | protos/query/query.pb.go:119:10:119:10 | implicit-deref x [Description] | provenance |  |
 models
 | 1 | Sink: group:logrus; ; false; WithField; ; ; Argument[0..1]; log-injection; manual |
 | 2 | Sink: group:logrus; ; false; WithFields; ; ; Argument[0]; log-injection; manual |

go/ql/test/query-tests/Security/CWE-327/BrokenCryptoAlgorithm.expected

@@ -1,29 +1,29 @@
-| encryption.go:30:2:30:36 | call to Encrypt | $@ is broken or weak, and should not be used. | encryption.go:28:2:28:31 | ... := ...[0] | The cryptographic algorithm DES |
-| encryption.go:34:2:34:42 | call to Seal | $@ is broken or weak, and should not be used. | encryption.go:28:2:28:31 | ... := ...[0] | The cryptographic algorithm DES |
-| encryption.go:38:2:38:42 | call to Seal | $@ is broken or weak, and should not be used. | encryption.go:28:2:28:31 | ... := ...[0] | The cryptographic algorithm DES |
-| encryption.go:42:2:42:42 | call to Seal | $@ is broken or weak, and should not be used. | encryption.go:28:2:28:31 | ... := ...[0] | The cryptographic algorithm DES |
-| encryption.go:46:2:46:42 | call to Seal | $@ is broken or weak, and should not be used. | encryption.go:28:2:28:31 | ... := ...[0] | The cryptographic algorithm DES |
-| encryption.go:50:2:50:47 | call to CryptBlocks | $@ is broken or weak, and should not be used. | encryption.go:28:2:28:31 | ... := ...[0] | The cryptographic algorithm DES |
-| encryption.go:54:2:54:45 | call to XORKeyStream | $@ is broken or weak, and should not be used. | encryption.go:28:2:28:31 | ... := ...[0] | The cryptographic algorithm DES |
-| encryption.go:56:22:56:91 | struct literal | $@ is broken or weak, and should not be used. | encryption.go:28:2:28:31 | ... := ...[0] | The cryptographic algorithm DES |
-| encryption.go:59:21:59:68 | &... [postupdate] | $@ is broken or weak, and should not be used. | encryption.go:28:2:28:31 | ... := ...[0] | The cryptographic algorithm DES |
-| encryption.go:59:22:59:68 | struct literal | $@ is broken or weak, and should not be used. | encryption.go:28:2:28:31 | ... := ...[0] | The cryptographic algorithm DES |
-| encryption.go:59:22:59:68 | struct literal [postupdate] | $@ is broken or weak, and should not be used. | encryption.go:28:2:28:31 | ... := ...[0] | The cryptographic algorithm DES |
-| encryption.go:60:10:60:24 | ctrStreamWriter [postupdate] | $@ is broken or weak, and should not be used. | encryption.go:28:2:28:31 | ... := ...[0] | The cryptographic algorithm DES |
-| encryption.go:65:2:65:45 | call to XORKeyStream | $@ is broken or weak, and should not be used. | encryption.go:28:2:28:31 | ... := ...[0] | The cryptographic algorithm DES |
-| encryption.go:69:2:69:45 | call to XORKeyStream | $@ is broken or weak, and should not be used. | encryption.go:28:2:28:31 | ... := ...[0] | The cryptographic algorithm DES |
-| encryption.go:76:2:76:32 | call to Encrypt | $@ is broken or weak, and should not be used. | encryption.go:74:2:74:40 | ... := ...[0] | The cryptographic algorithm TRIPLEDES |
-| encryption.go:80:2:80:38 | call to Seal | $@ is broken or weak, and should not be used. | encryption.go:74:2:74:40 | ... := ...[0] | The cryptographic algorithm TRIPLEDES |
-| encryption.go:84:2:84:38 | call to Seal | $@ is broken or weak, and should not be used. | encryption.go:74:2:74:40 | ... := ...[0] | The cryptographic algorithm TRIPLEDES |
-| encryption.go:88:2:88:42 | call to Seal | $@ is broken or weak, and should not be used. | encryption.go:74:2:74:40 | ... := ...[0] | The cryptographic algorithm TRIPLEDES |
-| encryption.go:92:2:92:42 | call to Seal | $@ is broken or weak, and should not be used. | encryption.go:74:2:74:40 | ... := ...[0] | The cryptographic algorithm TRIPLEDES |
-| encryption.go:96:2:96:43 | call to CryptBlocks | $@ is broken or weak, and should not be used. | encryption.go:74:2:74:40 | ... := ...[0] | The cryptographic algorithm TRIPLEDES |
-| encryption.go:100:2:100:41 | call to XORKeyStream | $@ is broken or weak, and should not be used. | encryption.go:74:2:74:40 | ... := ...[0] | The cryptographic algorithm TRIPLEDES |
-| encryption.go:102:22:102:87 | struct literal | $@ is broken or weak, and should not be used. | encryption.go:74:2:74:40 | ... := ...[0] | The cryptographic algorithm TRIPLEDES |
-| encryption.go:105:21:105:68 | &... [postupdate] | $@ is broken or weak, and should not be used. | encryption.go:74:2:74:40 | ... := ...[0] | The cryptographic algorithm TRIPLEDES |
-| encryption.go:105:22:105:68 | struct literal | $@ is broken or weak, and should not be used. | encryption.go:74:2:74:40 | ... := ...[0] | The cryptographic algorithm TRIPLEDES |
-| encryption.go:105:22:105:68 | struct literal [postupdate] | $@ is broken or weak, and should not be used. | encryption.go:74:2:74:40 | ... := ...[0] | The cryptographic algorithm TRIPLEDES |
-| encryption.go:106:10:106:24 | ctrStreamWriter [postupdate] | $@ is broken or weak, and should not be used. | encryption.go:74:2:74:40 | ... := ...[0] | The cryptographic algorithm TRIPLEDES |
-| encryption.go:111:2:111:45 | call to XORKeyStream | $@ is broken or weak, and should not be used. | encryption.go:74:2:74:40 | ... := ...[0] | The cryptographic algorithm TRIPLEDES |
-| encryption.go:115:2:115:45 | call to XORKeyStream | $@ is broken or weak, and should not be used. | encryption.go:74:2:74:40 | ... := ...[0] | The cryptographic algorithm TRIPLEDES |
+| encryption.go:30:2:30:36 | call to Encrypt | $@ is broken or weak, and should not be used. | encryption.go:28:2:28:31 | extract:0 ... := ... | The cryptographic algorithm DES |
+| encryption.go:34:2:34:42 | call to Seal | $@ is broken or weak, and should not be used. | encryption.go:28:2:28:31 | extract:0 ... := ... | The cryptographic algorithm DES |
+| encryption.go:38:2:38:42 | call to Seal | $@ is broken or weak, and should not be used. | encryption.go:28:2:28:31 | extract:0 ... := ... | The cryptographic algorithm DES |
+| encryption.go:42:2:42:42 | call to Seal | $@ is broken or weak, and should not be used. | encryption.go:28:2:28:31 | extract:0 ... := ... | The cryptographic algorithm DES |
+| encryption.go:46:2:46:42 | call to Seal | $@ is broken or weak, and should not be used. | encryption.go:28:2:28:31 | extract:0 ... := ... | The cryptographic algorithm DES |
+| encryption.go:50:2:50:47 | call to CryptBlocks | $@ is broken or weak, and should not be used. | encryption.go:28:2:28:31 | extract:0 ... := ... | The cryptographic algorithm DES |
+| encryption.go:54:2:54:45 | call to XORKeyStream | $@ is broken or weak, and should not be used. | encryption.go:28:2:28:31 | extract:0 ... := ... | The cryptographic algorithm DES |
+| encryption.go:56:22:56:91 | struct literal | $@ is broken or weak, and should not be used. | encryption.go:28:2:28:31 | extract:0 ... := ... | The cryptographic algorithm DES |
+| encryption.go:59:21:59:68 | &... [postupdate] | $@ is broken or weak, and should not be used. | encryption.go:28:2:28:31 | extract:0 ... := ... | The cryptographic algorithm DES |
+| encryption.go:59:22:59:68 | struct literal | $@ is broken or weak, and should not be used. | encryption.go:28:2:28:31 | extract:0 ... := ... | The cryptographic algorithm DES |
+| encryption.go:59:22:59:68 | struct literal [postupdate] | $@ is broken or weak, and should not be used. | encryption.go:28:2:28:31 | extract:0 ... := ... | The cryptographic algorithm DES |
+| encryption.go:60:10:60:24 | ctrStreamWriter [postupdate] | $@ is broken or weak, and should not be used. | encryption.go:28:2:28:31 | extract:0 ... := ... | The cryptographic algorithm DES |
+| encryption.go:65:2:65:45 | call to XORKeyStream | $@ is broken or weak, and should not be used. | encryption.go:28:2:28:31 | extract:0 ... := ... | The cryptographic algorithm DES |
+| encryption.go:69:2:69:45 | call to XORKeyStream | $@ is broken or weak, and should not be used. | encryption.go:28:2:28:31 | extract:0 ... := ... | The cryptographic algorithm DES |
+| encryption.go:76:2:76:32 | call to Encrypt | $@ is broken or weak, and should not be used. | encryption.go:74:2:74:40 | extract:0 ... := ... | The cryptographic algorithm TRIPLEDES |
+| encryption.go:80:2:80:38 | call to Seal | $@ is broken or weak, and should not be used. | encryption.go:74:2:74:40 | extract:0 ... := ... | The cryptographic algorithm TRIPLEDES |
+| encryption.go:84:2:84:38 | call to Seal | $@ is broken or weak, and should not be used. | encryption.go:74:2:74:40 | extract:0 ... := ... | The cryptographic algorithm TRIPLEDES |
+| encryption.go:88:2:88:42 | call to Seal | $@ is broken or weak, and should not be used. | encryption.go:74:2:74:40 | extract:0 ... := ... | The cryptographic algorithm TRIPLEDES |
+| encryption.go:92:2:92:42 | call to Seal | $@ is broken or weak, and should not be used. | encryption.go:74:2:74:40 | extract:0 ... := ... | The cryptographic algorithm TRIPLEDES |
+| encryption.go:96:2:96:43 | call to CryptBlocks | $@ is broken or weak, and should not be used. | encryption.go:74:2:74:40 | extract:0 ... := ... | The cryptographic algorithm TRIPLEDES |
+| encryption.go:100:2:100:41 | call to XORKeyStream | $@ is broken or weak, and should not be used. | encryption.go:74:2:74:40 | extract:0 ... := ... | The cryptographic algorithm TRIPLEDES |
+| encryption.go:102:22:102:87 | struct literal | $@ is broken or weak, and should not be used. | encryption.go:74:2:74:40 | extract:0 ... := ... | The cryptographic algorithm TRIPLEDES |
+| encryption.go:105:21:105:68 | &... [postupdate] | $@ is broken or weak, and should not be used. | encryption.go:74:2:74:40 | extract:0 ... := ... | The cryptographic algorithm TRIPLEDES |
+| encryption.go:105:22:105:68 | struct literal | $@ is broken or weak, and should not be used. | encryption.go:74:2:74:40 | extract:0 ... := ... | The cryptographic algorithm TRIPLEDES |
+| encryption.go:105:22:105:68 | struct literal [postupdate] | $@ is broken or weak, and should not be used. | encryption.go:74:2:74:40 | extract:0 ... := ... | The cryptographic algorithm TRIPLEDES |
+| encryption.go:106:10:106:24 | ctrStreamWriter [postupdate] | $@ is broken or weak, and should not be used. | encryption.go:74:2:74:40 | extract:0 ... := ... | The cryptographic algorithm TRIPLEDES |
+| encryption.go:111:2:111:45 | call to XORKeyStream | $@ is broken or weak, and should not be used. | encryption.go:74:2:74:40 | extract:0 ... := ... | The cryptographic algorithm TRIPLEDES |
+| encryption.go:115:2:115:45 | call to XORKeyStream | $@ is broken or weak, and should not be used. | encryption.go:74:2:74:40 | extract:0 ... := ... | The cryptographic algorithm TRIPLEDES |
 | encryption.go:166:2:166:33 | call to XORKeyStream | $@ is broken or weak, and should not be used. | encryption.go:166:2:166:33 | call to XORKeyStream | The cryptographic algorithm RC4 |

go/ql/test/query-tests/Security/CWE-347/MissingJwtSignatureCheck.expected

@@ -7,8 +7,8 @@ edges
 | go-jose.v3.go:25:16:25:47 | call to Get | go-jose.v3.go:26:15:26:25 | signedToken | provenance |  |
 | go-jose.v3.go:26:15:26:25 | signedToken | go-jose.v3.go:29:19:29:29 | definition of signedToken | provenance |  |
 | go-jose.v3.go:29:19:29:29 | definition of signedToken | go-jose.v3.go:31:37:31:47 | signedToken | provenance |  |
-| go-jose.v3.go:31:2:31:48 | ... := ...[0] | go-jose.v3.go:33:12:33:23 | DecodedToken | provenance | Sink:MaD:2 |
-| go-jose.v3.go:31:37:31:47 | signedToken | go-jose.v3.go:31:2:31:48 | ... := ...[0] | provenance | MaD:4 |
+| go-jose.v3.go:31:2:31:48 | extract:0 ... := ... | go-jose.v3.go:33:12:33:23 | DecodedToken | provenance | Sink:MaD:2 |
+| go-jose.v3.go:31:37:31:47 | signedToken | go-jose.v3.go:31:2:31:48 | extract:0 ... := ... | provenance | MaD:4 |
 | golang-jwt-v5.go:28:16:28:20 | selection of URL | golang-jwt-v5.go:28:16:28:28 | call to Query | provenance | Src:MaD:3 MaD:5 |
 | golang-jwt-v5.go:28:16:28:28 | call to Query | golang-jwt-v5.go:28:16:28:47 | call to Get | provenance | MaD:6 |
 | golang-jwt-v5.go:28:16:28:47 | call to Get | golang-jwt-v5.go:29:25:29:35 | signedToken | provenance |  |

go/ql/test/query-tests/Security/CWE-770/UncontrolledAllocationSize.expected

@@ -5,8 +5,8 @@ edges
 | UncontrolledAllocationSizeBad.go:11:12:11:24 | call to Query | UncontrolledAllocationSizeBad.go:13:15:13:20 | source | provenance |  |
 | UncontrolledAllocationSizeBad.go:13:15:13:20 | source | UncontrolledAllocationSizeBad.go:13:15:13:29 | call to Get | provenance | MaD:3 |
 | UncontrolledAllocationSizeBad.go:13:15:13:29 | call to Get | UncontrolledAllocationSizeBad.go:14:28:14:36 | sourceStr | provenance |  |
-| UncontrolledAllocationSizeBad.go:14:2:14:37 | ... := ...[0] | UncontrolledAllocationSizeBad.go:20:27:20:30 | sink | provenance |  |
-| UncontrolledAllocationSizeBad.go:14:28:14:36 | sourceStr | UncontrolledAllocationSizeBad.go:14:2:14:37 | ... := ...[0] | provenance | Config |
+| UncontrolledAllocationSizeBad.go:14:2:14:37 | extract:0 ... := ... | UncontrolledAllocationSizeBad.go:20:27:20:30 | sink | provenance |  |
+| UncontrolledAllocationSizeBad.go:14:28:14:36 | sourceStr | UncontrolledAllocationSizeBad.go:14:2:14:37 | extract:0 ... := ... | provenance | Config |
 models
 | 1 | Source: net/http; Request; true; URL; ; ; ; remote; manual |
 | 2 | Summary: net/url; URL; true; Query; ; ; Argument[receiver]; ReturnValue; taint; manual |

go/ql/test/query-tests/Security/CWE-918/RequestForgery.expected

@@ -37,9 +37,9 @@ edges
 | tst.go:11:13:11:35 | call to FormValue | tst.go:39:11:39:29 | ...+... | provenance | Src:MaD:1  |
 | tst.go:11:13:11:35 | call to FormValue | tst.go:41:11:41:40 | ...+... | provenance | Src:MaD:1  |
 | tst.go:11:13:11:35 | call to FormValue | tst.go:48:11:48:18 | tainted2 | provenance | Src:MaD:1  |
-| tst.go:48:2:48:2 | implicit dereference [postupdate] | tst.go:48:2:48:2 | u [postupdate] | provenance |  |
+| tst.go:48:2:48:2 | implicit-deref u [postupdate] | tst.go:48:2:48:2 | u [postupdate] | provenance |  |
 | tst.go:48:2:48:2 | u [postupdate] | tst.go:49:11:49:11 | u | provenance |  |
-| tst.go:48:11:48:18 | tainted2 | tst.go:48:2:48:2 | implicit dereference [postupdate] | provenance | Config |
+| tst.go:48:11:48:18 | tainted2 | tst.go:48:2:48:2 | implicit-deref u [postupdate] | provenance | Config |
 | tst.go:48:11:48:18 | tainted2 | tst.go:48:2:48:2 | u [postupdate] | provenance | Config |
 | tst.go:49:11:49:11 | u | tst.go:49:11:49:20 | call to String | provenance | MaD:3 |
 | websocket.go:60:21:60:31 | call to Referer | websocket.go:65:27:65:40 | untrustedInput | provenance | Src:MaD:2  |

java/ql/lib/change-notes/2026-05-07-apache-httpclient-ssrf-sinks.md

@@ -0,0 +1,4 @@
+---
+category: minorAnalysis
+---
+* Improved modeling of Apache HttpClient `execute` method sinks for `java/ssrf` and `java/non-https-url`.

java/ql/lib/ext/org.apache.http.client.methods.model.yml

@@ -11,7 +11,7 @@ extensions:
       - ["org.apache.http.client.methods", "HttpPost", False, "HttpPost", "", "", "Argument[0]", "request-forgery", "manual"]
       - ["org.apache.http.client.methods", "HttpPut", False, "HttpPut", "", "", "Argument[0]", "request-forgery", "manual"]
       - ["org.apache.http.client.methods", "HttpRequestBase", True, "setURI", "", "", "Argument[0]", "request-forgery", "manual"]
-      - ["org.apache.http.client.methods", "HttpRequestWrapper", True, "setURI", "(URI)", "", "Argument[0]", "request-forgery", "hq-manual"]
+      - ["org.apache.http.client.methods", "HttpRequestWrapper", True, "setURI", "(URI)", "", "Argument[0]", "request-forgery", "ai-manual"]
       - ["org.apache.http.client.methods", "HttpTrace", False, "HttpTrace", "", "", "Argument[0]", "request-forgery", "manual"]
       - ["org.apache.http.client.methods", "RequestBuilder", False, "delete", "", "", "Argument[0]", "request-forgery", "manual"]
       - ["org.apache.http.client.methods", "RequestBuilder", False, "get", "", "", "Argument[0]", "request-forgery", "manual"]
@@ -22,3 +22,29 @@ extensions:
       - ["org.apache.http.client.methods", "RequestBuilder", False, "put", "", "", "Argument[0]", "request-forgery", "manual"]
       - ["org.apache.http.client.methods", "RequestBuilder", False, "setUri", "", "", "Argument[0]", "request-forgery", "manual"]
       - ["org.apache.http.client.methods", "RequestBuilder", False, "trace", "", "", "Argument[0]", "request-forgery", "manual"]
+  - addsTo:
+      pack: codeql/java-all
+      extensible: summaryModel
+    data:
+      - ["org.apache.http.client.methods", "RequestBuilder", True, "build", "()", "", "Argument[this]", "ReturnValue", "taint", "ai-manual"]
+      - ["org.apache.http.client.methods", "RequestBuilder", True, "delete", "(String)", "", "Argument[0]", "ReturnValue", "taint", "ai-manual"]
+      - ["org.apache.http.client.methods", "RequestBuilder", True, "delete", "(URI)", "", "Argument[0]", "ReturnValue", "taint", "ai-manual"]
+      - ["org.apache.http.client.methods", "RequestBuilder", True, "get", "(String)", "", "Argument[0]", "ReturnValue", "taint", "ai-manual"]
+      - ["org.apache.http.client.methods", "RequestBuilder", True, "get", "(URI)", "", "Argument[0]", "ReturnValue", "taint", "ai-manual"]
+      - ["org.apache.http.client.methods", "RequestBuilder", True, "getUri", "()", "", "Argument[this]", "ReturnValue", "taint", "ai-manual"]
+      - ["org.apache.http.client.methods", "RequestBuilder", True, "head", "(String)", "", "Argument[0]", "ReturnValue", "taint", "ai-manual"]
+      - ["org.apache.http.client.methods", "RequestBuilder", True, "head", "(URI)", "", "Argument[0]", "ReturnValue", "taint", "ai-manual"]
+      - ["org.apache.http.client.methods", "RequestBuilder", True, "options", "(String)", "", "Argument[0]", "ReturnValue", "taint", "ai-manual"]
+      - ["org.apache.http.client.methods", "RequestBuilder", True, "options", "(URI)", "", "Argument[0]", "ReturnValue", "taint", "ai-manual"]
+      - ["org.apache.http.client.methods", "RequestBuilder", True, "patch", "(String)", "", "Argument[0]", "ReturnValue", "taint", "ai-manual"]
+      - ["org.apache.http.client.methods", "RequestBuilder", True, "patch", "(URI)", "", "Argument[0]", "ReturnValue", "taint", "ai-manual"]
+      - ["org.apache.http.client.methods", "RequestBuilder", True, "post", "(String)", "", "Argument[0]", "ReturnValue", "taint", "ai-manual"]
+      - ["org.apache.http.client.methods", "RequestBuilder", True, "post", "(URI)", "", "Argument[0]", "ReturnValue", "taint", "ai-manual"]
+      - ["org.apache.http.client.methods", "RequestBuilder", True, "put", "(String)", "", "Argument[0]", "ReturnValue", "taint", "ai-manual"]
+      - ["org.apache.http.client.methods", "RequestBuilder", True, "put", "(URI)", "", "Argument[0]", "ReturnValue", "taint", "ai-manual"]
+      - ["org.apache.http.client.methods", "RequestBuilder", True, "setUri", "(String)", "", "Argument[0]", "Argument[this]", "taint", "ai-manual"]
+      - ["org.apache.http.client.methods", "RequestBuilder", True, "setUri", "(String)", "", "Argument[0]", "ReturnValue", "taint", "ai-manual"]
+      - ["org.apache.http.client.methods", "RequestBuilder", True, "setUri", "(URI)", "", "Argument[0]", "Argument[this]", "taint", "ai-manual"]
+      - ["org.apache.http.client.methods", "RequestBuilder", True, "setUri", "(URI)", "", "Argument[0]", "ReturnValue", "taint", "ai-manual"]
+      - ["org.apache.http.client.methods", "RequestBuilder", True, "trace", "(String)", "", "Argument[0]", "ReturnValue", "taint", "ai-manual"]
+      - ["org.apache.http.client.methods", "RequestBuilder", True, "trace", "(URI)", "", "Argument[0]", "ReturnValue", "taint", "ai-manual"]

java/ql/lib/ext/org.apache.http.client.model.yml

@@ -3,6 +3,11 @@ extensions:
       pack: codeql/java-all
       extensible: sinkModel
     data:
-      - ["org.apache.http.client", "HttpClient", True, "execute", "(HttpUriRequest,HttpContext)", "", "Argument[0]", "request-forgery", "ai-manual"]
-      - ["org.apache.http.client", "HttpClient", True, "execute", "(HttpUriRequest,ResponseHandler,HttpContext)", "", "Argument[0]", "request-forgery", "ai-manual"]
+      - ["org.apache.http.client", "HttpClient", True, "execute", "(HttpHost,HttpRequest)", "", "Argument[0]", "request-forgery", "ai-manual"]
+      - ["org.apache.http.client", "HttpClient", True, "execute", "(HttpHost,HttpRequest,HttpContext)", "", "Argument[0]", "request-forgery", "ai-manual"]
+      - ["org.apache.http.client", "HttpClient", True, "execute", "(HttpHost,HttpRequest,ResponseHandler)", "", "Argument[0]", "request-forgery", "ai-manual"]
+      - ["org.apache.http.client", "HttpClient", True, "execute", "(HttpHost,HttpRequest,ResponseHandler,HttpContext)", "", "Argument[0]", "request-forgery", "ai-manual"]
       - ["org.apache.http.client", "HttpClient", True, "execute", "(HttpUriRequest)", "", "Argument[0]", "request-forgery", "ai-manual"]
+      - ["org.apache.http.client", "HttpClient", True, "execute", "(HttpUriRequest,HttpContext)", "", "Argument[0]", "request-forgery", "ai-manual"]
+      - ["org.apache.http.client", "HttpClient", True, "execute", "(HttpUriRequest,ResponseHandler)", "", "Argument[0]", "request-forgery", "ai-manual"]
+      - ["org.apache.http.client", "HttpClient", True, "execute", "(HttpUriRequest,ResponseHandler,HttpContext)", "", "Argument[0]", "request-forgery", "ai-manual"]

java/ql/test/query-tests/security/CWE-918/ApacheHttpClientExecuteSSRF.java

@@ -0,0 +1,45 @@
+import java.io.IOException;
+
+import org.apache.http.HttpHost;
+import org.apache.http.HttpRequest;
+import org.apache.http.client.HttpClient;
+import org.apache.http.client.ResponseHandler;
+import org.apache.http.client.methods.HttpUriRequest;
+import org.apache.http.client.methods.RequestBuilder;
+import org.apache.http.impl.client.HttpClients;
+import org.apache.http.message.BasicHttpRequest;
+import org.apache.http.protocol.HttpContext;
+import javax.servlet.ServletException;
+import javax.servlet.http.HttpServlet;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+public class ApacheHttpClientExecuteSSRF extends HttpServlet {
+
+    protected void doGet(HttpServletRequest request, HttpServletResponse response)
+            throws ServletException, IOException {
+        try {
+
+            String source = request.getParameter("host"); // $ Source
+
+            HttpHost host = new HttpHost(source);
+            HttpRequest req = new BasicHttpRequest("GET", "/");
+            HttpUriRequest uriReq = RequestBuilder.get(source).build(); // $ Alert
+            HttpContext context = null;
+            HttpClient client = HttpClients.createDefault();
+            ResponseHandler<Object> handler = null;
+
+            client.execute(host, req); // $ Alert
+            client.execute(host, req, context); // $ Alert
+            client.execute(host, req, handler); // $ Alert
+            client.execute(host, req, handler, context); // $ Alert
+            client.execute(uriReq); // $ Alert
+            client.execute(uriReq, context); // $ Alert
+            client.execute(uriReq, handler); // $ Alert
+            client.execute(uriReq, handler, context); // $ Alert
+
+        } catch (Exception e) {
+            // TODO: handle exception
+        }
+    }
+}

java/ql/test/query-tests/security/CWE-918/options

@@ -1 +1 @@
-//semmle-extractor-options: --javac-args -source 11 -target 11 -cp ${testdir}/../../../stubs/javax-validation-constraints:${testdir}/../../../stubs/springframework-5.8.x:${testdir}/../../../stubs/javax-ws-rs-api-2.1.1:${testdir}/../../../stubs/javax-ws-rs-api-3.0.0:${testdir}/../../../stubs/apache-http-4.4.13/:${testdir}/../../../stubs/projectreactor-3.4.3/:${testdir}/../../../stubs/postgresql-42.3.3/:${testdir}/../../../stubs/HikariCP-3.4.5/:${testdir}/../../../stubs/spring-jdbc-5.3.8/:${testdir}/../../../stubs/jdbi3-core-3.27.2/:${testdir}/../../../stubs/cargo:${testdir}/../../../stubs/javafx-web:${testdir}/../../../stubs/apache-commons-jelly-1.0.1:${testdir}/../../../stubs/dom4j-2.1.1:${testdir}/../../../stubs/jaxen-1.2.0:${testdir}/../../../stubs/stapler-1.263:${testdir}/../../../stubs/javax-servlet-2.5:${testdir}/../../../stubs/apache-commons-fileupload-1.4:${testdir}/../../../stubs/saxon-xqj-9.x:${testdir}/../../../stubs/apache-commons-beanutils:${testdir}/../../../stubs/apache-commons-lang:${testdir}/../../../stubs/apache-http-5:${testdir}/../../../stubs/playframework-2.6.x:${testdir}/../../../stubs/jaxws-api-2.0:${testdir}/../../../stubs/apache-cxf
+//semmle-extractor-options: --javac-args -source 11 -target 11 -cp ${testdir}/../../../stubs/javax-validation-constraints:${testdir}/../../../stubs/springframework-5.8.x:${testdir}/../../../stubs/javax-ws-rs-api-2.1.1:${testdir}/../../../stubs/javax-ws-rs-api-3.0.0:${testdir}/../../../stubs/apache-http-4.4.13/:${testdir}/../../../stubs/apache-http-client-4.4.13:${testdir}/../../../stubs/projectreactor-3.4.3/:${testdir}/../../../stubs/postgresql-42.3.3/:${testdir}/../../../stubs/HikariCP-3.4.5/:${testdir}/../../../stubs/spring-jdbc-5.3.8/:${testdir}/../../../stubs/jdbi3-core-3.27.2/:${testdir}/../../../stubs/cargo:${testdir}/../../../stubs/javafx-web:${testdir}/../../../stubs/apache-commons-jelly-1.0.1:${testdir}/../../../stubs/dom4j-2.1.1:${testdir}/../../../stubs/jaxen-1.2.0:${testdir}/../../../stubs/stapler-1.263:${testdir}/../../../stubs/javax-servlet-2.5:${testdir}/../../../stubs/apache-commons-fileupload-1.4:${testdir}/../../../stubs/saxon-xqj-9.x:${testdir}/../../../stubs/apache-commons-beanutils:${testdir}/../../../stubs/apache-commons-lang:${testdir}/../../../stubs/apache-http-5:${testdir}/../../../stubs/playframework-2.6.x:${testdir}/../../../stubs/jaxws-api-2.0:${testdir}/../../../stubs/apache-cxf

java/ql/test/stubs/apache-http-client-4.4.13/org/apache/http/client/HttpClient.java

@@ -0,0 +1,23 @@
+// Generated automatically from org.apache.http.client.HttpClient for testing purposes
+
+package org.apache.http.client;
+
+import java.io.IOException;
+import org.apache.http.HttpHost;
+import org.apache.http.HttpRequest;
+import org.apache.http.HttpResponse;
+import org.apache.http.client.methods.HttpUriRequest;
+import org.apache.http.protocol.HttpContext;
+
+public interface HttpClient {
+    HttpResponse execute(HttpHost target, HttpRequest request) throws IOException;
+    HttpResponse execute(HttpHost target, HttpRequest request, HttpContext context) throws IOException;
+    <T> T execute(HttpHost target, HttpRequest request, ResponseHandler<? extends T> responseHandler) throws IOException;
+    <T> T execute(HttpHost target, HttpRequest request, ResponseHandler<? extends T> responseHandler, HttpContext context)
+            throws IOException;
+    HttpResponse execute(HttpUriRequest request) throws IOException;
+    HttpResponse execute(HttpUriRequest request, HttpContext context) throws IOException;
+    <T> T execute(HttpUriRequest request, ResponseHandler<? extends T> responseHandler) throws IOException;
+    <T> T execute(HttpUriRequest request, ResponseHandler<? extends T> responseHandler, HttpContext context)
+            throws IOException;
+}

java/ql/test/stubs/apache-http-client-4.4.13/org/apache/http/client/ResponseHandler.java

@@ -0,0 +1,9 @@
+// Generated automatically from org.apache.http.client.ResponseHandler for testing purposes
+
+package org.apache.http.client;
+
+import org.apache.http.HttpResponse;
+
+public interface ResponseHandler<T> {
+    T handleResponse(HttpResponse response);
+}

java/ql/test/stubs/apache-http-client-4.4.13/org/apache/http/impl/client/CloseableHttpClient.java

@@ -0,0 +1,7 @@
+package org.apache.http.impl.client;
+
+import org.apache.http.client.HttpClient;
+
+public abstract class CloseableHttpClient implements HttpClient {
+
+}

java/ql/test/stubs/apache-http-client-4.4.13/org/apache/http/impl/client/HttpClients.java

@@ -0,0 +1,10 @@
+// Generated automatically from org.apache.http.client.HttpClient for testing purposes
+
+package org.apache.http.impl.client;
+
+import java.io.IOException;
+import org.apache.http.impl.client.CloseableHttpClient;
+
+public final class HttpClients {
+        public static CloseableHttpClient createDefault() { return null; }
+}

javascript/resources/codeql-extractor.yml

@@ -21,13 +21,19 @@ file_coverage_languages:
     scc_languages:
       - TypeScript
       - TypeScript Typings
+  - name: vue
+    display_name: Vue.js component
+    scc_languages:
+      - Vue
 github_api_languages:
   - JavaScript
   - TypeScript
+  - Vue
 scc_languages:
   - JavaScript
   - TypeScript
   - TypeScript Typings
+  - Vue
 file_types:
   - name: javascript
     display_name: JavaScript

python/ql/consistency-queries/CfgConsistency.ql

@@ -1,2 +0,0 @@
-import semmle.python.controlflow.internal.AstNodeImpl
-import ControlFlow::Consistency

python/ql/consistency-queries/DataFlowConsistency.ql

@@ -9,7 +9,6 @@ private import semmle.python.dataflow.new.internal.DataFlowImplSpecific
 private import semmle.python.dataflow.new.internal.DataFlowDispatch
 private import semmle.python.dataflow.new.internal.TaintTrackingImplSpecific
 private import codeql.dataflow.internal.DataFlowImplConsistency
-private import semmle.python.controlflow.internal.Cfg as Cfg
 
 private module Input implements InputSig<Location, PythonDataFlow> {
   private import Private
@@ -73,7 +72,7 @@ private module Input implements InputSig<Location, PythonDataFlow> {
     // resolve to multiple functions), but we only make _one_ ArgumentNode for each
     // argument in the CallNode, we end up violating this consistency check in those
     // cases. (see `getCallArg` in DataFlowDispatch.qll)
-    exists(DataFlowCall other, Cfg::CallNode cfgCall | other != call |
+    exists(DataFlowCall other, CallNode cfgCall | other != call |
       call.getNode() = cfgCall and
       other.getNode() = cfgCall and
       isArgumentNode(arg, call, _) and
@@ -89,16 +88,16 @@ private module Input implements InputSig<Location, PythonDataFlow> {
       // allow it instead.
       (
         call.getScope() = attr.getScope() and
-        any(CfgNode n | n.asCfgNode() = call.getNode().(Cfg::CallNode).getFunction())
-            .getALocalSource() = attr
+        any(CfgNode n | n.asCfgNode() = call.getNode().(CallNode).getFunction()).getALocalSource() =
+          attr
         or
         not exists(call.getScope().(Function).getDefinition()) and
         call.getScope().getScope+() = attr.getScope()
       ) and
       (
         other.getScope() = attr.getScope() and
-        any(CfgNode n | n.asCfgNode() = other.getNode().(Cfg::CallNode).getFunction())
-            .getALocalSource() = attr
+        any(CfgNode n | n.asCfgNode() = other.getNode().(CallNode).getFunction()).getALocalSource() =
+          attr
         or
         not exists(other.getScope().(Function).getDefinition()) and
         other.getScope().getScope+() = attr.getScope()

python/ql/lib/LegacyPointsTo.qll

@@ -213,11 +213,9 @@ class ExprWithPointsTo extends Expr {
    * Gets what this expression might "refer-to" in the given `context`.
    */
   predicate refersTo(Context context, Object obj, ClassObject cls, AstNode origin) {
-    exists(ControlFlowNode this_, ControlFlowNode origin_ |
-      this_.getNode() = this and origin_.getNode() = origin
-    |
-      this_.(ControlFlowNodeWithPointsTo).refersTo(context, obj, cls, origin_)
-    )
+    this.getAFlowNode()
+        .(ControlFlowNodeWithPointsTo)
+        .refersTo(context, obj, cls, origin.getAFlowNode())
   }
 
   /**
@@ -228,11 +226,7 @@ class ExprWithPointsTo extends Expr {
    */
   pragma[nomagic]
   predicate refersTo(Object obj, AstNode origin) {
-    exists(ControlFlowNode this_, ControlFlowNode origin_ |
-      this_.getNode() = this and origin_.getNode() = origin
-    |
-      this_.(ControlFlowNodeWithPointsTo).refersTo(obj, origin_)
-    )
+    this.getAFlowNode().(ControlFlowNodeWithPointsTo).refersTo(obj, origin.getAFlowNode())
   }
 
   /**
@@ -246,22 +240,16 @@ class ExprWithPointsTo extends Expr {
    * in the given `context`.
    */
   predicate pointsTo(Context context, Value value, AstNode origin) {
-    exists(ControlFlowNode this_, ControlFlowNode origin_ |
-      this_.getNode() = this and origin_.getNode() = origin
-    |
-      this_.(ControlFlowNodeWithPointsTo).pointsTo(context, value, origin_)
-    )
+    this.getAFlowNode()
+        .(ControlFlowNodeWithPointsTo)
+        .pointsTo(context, value, origin.getAFlowNode())
   }
 
   /**
    * Holds if this expression might "point-to" to `value` which is from `origin`.
    */
   predicate pointsTo(Value value, AstNode origin) {
-    exists(ControlFlowNode this_, ControlFlowNode origin_ |
-      this_.getNode() = this and origin_.getNode() = origin
-    |
-      this_.(ControlFlowNodeWithPointsTo).pointsTo(value, origin_)
-    )
+    this.getAFlowNode().(ControlFlowNodeWithPointsTo).pointsTo(value, origin.getAFlowNode())
   }
 
   /**
@@ -487,10 +475,7 @@ class FunctionMetricsWithPointsTo extends FunctionMetrics {
     not non_coupling_method(result) and
     exists(Call call | call.getScope() = this |
       exists(FunctionObject callee | callee.getFunction() = result |
-        exists(CallNode call_ |
-          call_.getNode() = call and
-          call_.getFunction().(ControlFlowNodeWithPointsTo).refersTo(callee)
-        )
+        call.getAFlowNode().getFunction().(ControlFlowNodeWithPointsTo).refersTo(callee)
       )
       or
       exists(Attribute a | call.getFunc() = a |

python/ql/lib/analysis/DefinitionTracking.qll

@@ -64,7 +64,7 @@ private predicate jump_to_defn(ControlFlowNode use, Definition defn) {
 private predicate preferred_jump_to_defn(Expr use, Definition def) {
   not use instanceof ClassExpr and
   not use instanceof FunctionExpr and
-  exists(ControlFlowNode useNode | useNode.getNode() = use | jump_to_defn(useNode, def))
+  jump_to_defn(use.getAFlowNode(), def)
 }
 
 private predicate unique_jump_to_defn(Expr use, Definition def) {
@@ -452,7 +452,7 @@ private predicate self_parameter_jump_to_defn_attribute(
  * This exists primarily for testing use `getPreferredDefinition()` instead.
  */
 Definition getADefinition(Expr use) {
-  exists(ControlFlowNode useNode | useNode.getNode() = use | jump_to_defn(useNode, result)) and
+  jump_to_defn(use.getAFlowNode(), result) and
   not use instanceof Call and
   not use.isArtificial() and
   // Not the use itself

python/ql/lib/change-notes/2026-05-19-add-shared-cfg.md

@@ -1,4 +0,0 @@
----
-category: minorAnalysis
----
-* A new Python control flow graph implementation has been added under `semmle.python.controlflow.internal.Cfg` (backed by `AstNodeImpl.qll`), built on the shared `codeql.controlflow.ControlFlowGraph` library. It is not yet used by the dataflow library or any production query; the legacy CFG in `semmle/python/Flow.qll` remains the default. The new library is exposed for tests and for upcoming migrations.

python/ql/lib/change-notes/2026-05-19-add-shared-ssa.md

@@ -1,4 +0,0 @@
----
-category: minorAnalysis
----
-* A new SSA adapter has been added under `semmle.python.dataflow.new.internal.SsaImpl`, built on the shared `codeql.ssa.Ssa` library and the new shared CFG (`semmle.python.controlflow.internal.Cfg`). It is not yet used by the dataflow library or any production query; the legacy ESSA SSA in `semmle/python/essa/*` remains the default. The new SSA adapter is exposed for tests and for the upcoming dataflow migration.

python/ql/lib/change-notes/2026-05-19-deprecate-getAFlowNode.md

@@ -1,5 +0,0 @@
----
-category: deprecated
----
-* The `AstNode.getAFlowNode()` predicate has been deprecated. Use `ControlFlowNode.getNode()` from the other direction instead: replace `e.getAFlowNode() = n` with `n.getNode() = e`. This is a preparatory step towards migrating the dataflow library off the legacy CFG; it has no semantic effect.
-

python/ql/lib/change-notes/2026-06-01-decorator-predicate-simplification.md

@@ -1,4 +0,0 @@
----
-category: minorAnalysis
----
-* Simplified the internal predicates that detect `@staticmethod`, `@classmethod` and `@property` decorators to match the decorator's AST `Name` directly, rather than going through the CFG and requiring the name to resolve globally. Code that shadows these three builtin decorators at the module-scope will now be classified by the decorator name alone; in practice, shadowing these names is extremely rare and the call-graph results are unchanged.

python/ql/lib/change-notes/2026-06-01-deprecate-getAReturnValueFlowNode.md

@@ -1,4 +0,0 @@
----
-category: deprecated
----
-* The `Function.getAReturnValueFlowNode()` predicate has been deprecated. Bind a `Return` node explicitly instead — `exists(Return ret | ret.getScope() = f and n.getNode() = ret.getValue())`. This is a preparatory step towards migrating the dataflow library off the legacy CFG; it has no semantic effect.

python/ql/lib/change-notes/2026-06-02-deprecated-flow-nodes-use-new-cfg.md

@@ -1,4 +0,0 @@
----
-category: breaking
----
-* The deprecated `AstNode.getAFlowNode()` and `Function.getAReturnValueFlowNode()` predicates now return nodes from the new shared CFG (`Cfg::ControlFlowNode`) rather than from the legacy CFG (`ControlFlowNode`). Callers that still rely on these deprecated APIs and feed the result into legacy-CFG-aware predicates will no longer type-check; migrate to `n.getNode() = e` (or, for return values, the explicit `Return` pattern shown in the deprecation message) to get nodes from the dataflow library's current CFG.

python/ql/lib/change-notes/2026-06-04-cfg-parameter-annotations.md

@@ -1,4 +0,0 @@
----
-category: minorAnalysis
----
-* The new (shared-CFG-based) Python control flow graph now visits parameter and return type annotations as CFG nodes for function definitions, matching the legacy CFG. This restores annotation-based type tracking through framework models such as FastAPI's `Depends()`, Pydantic request models, Starlette `WebSocket` handlers, and any other models that flow a class reference through `Parameter.getAnnotation()` to identify instances of the annotated class.

python/ql/lib/printCfgNew.ql

@@ -1,45 +0,0 @@
-/**
- * @name Print CFG (New)
- * @description Produces a representation of a file's Control Flow Graph
- *              using the new shared control flow library.
- *              This query is used by the VS Code extension.
- * @id python/print-cfg
- * @kind graph
- * @tags ide-contextual-queries/print-cfg
- */
-
-private import python as Py
-import semmle.python.controlflow.internal.AstNodeImpl
-
-external string selectedSourceFile();
-
-private predicate selectedSourceFileAlias = selectedSourceFile/0;
-
-external int selectedSourceLine();
-
-private predicate selectedSourceLineAlias = selectedSourceLine/0;
-
-external int selectedSourceColumn();
-
-private predicate selectedSourceColumnAlias = selectedSourceColumn/0;
-
-module ViewCfgQueryInput implements ControlFlow::ViewCfgQueryInputSig<Py::File> {
-  predicate selectedSourceFile = selectedSourceFileAlias/0;
-
-  predicate selectedSourceLine = selectedSourceLineAlias/0;
-
-  predicate selectedSourceColumn = selectedSourceColumnAlias/0;
-
-  predicate cfgScopeSpan(
-    Ast::Callable callable, Py::File file, int startLine, int startColumn, int endLine,
-    int endColumn
-  ) {
-    exists(Py::Scope scope |
-      scope = callable.asScope() and
-      file = scope.getLocation().getFile() and
-      scope.getLocation().hasLocationInfo(_, startLine, startColumn, endLine, endColumn)
-    )
-  }
-}
-
-import ControlFlow::ViewCfgQuery<Py::File, ViewCfgQueryInput>

python/ql/lib/semmle/python/ApiGraphs.qll

@@ -6,9 +6,8 @@
  * directed and labeled; they specify how the components represented by nodes relate to each other.
  */
 
-// Importing python under the `PY` namespace to avoid pulling in `CallNode` from `Flow.qll` (via `import python`) and thereby having a naming conflict with `API::CallNode`.
+// Importing python under the `py` namespace to avoid importing `CallNode` from `Flow.qll` and thereby having a naming conflict with `API::CallNode`.
 private import python as PY
-private import semmle.python.controlflow.internal.Cfg as Cfg
 import semmle.python.dataflow.new.DataFlow
 private import semmle.python.internal.CachedStages
 
@@ -283,7 +282,7 @@ module API {
       index = this.getIndex() and
       (
         // subscripting
-        exists(Cfg::SubscriptNode subscript |
+        exists(PY::SubscriptNode subscript |
           subscript.getObject() = this.getAValueReachableFromSource().asCfgNode() and
           subscript.getIndex() = index.asSink().asCfgNode()
         |
@@ -291,7 +290,7 @@ module API {
           subscript = result.asSource().asCfgNode()
           or
           // writing
-          subscript.(Cfg::DefinitionNode).getValue() = result.asSink().asCfgNode()
+          subscript.(PY::DefinitionNode).getValue() = result.asSink().asCfgNode()
         )
         or
         // dictionary literals
@@ -685,7 +684,7 @@ module API {
      * Ignores relative imports, such as `from ..foo.bar import baz`.
      */
     private predicate imports(DataFlow::CfgNode imp, string name) {
-      exists(Cfg::ImportExprNode iexpr |
+      exists(PY::ImportExprNode iexpr |
         imp.getNode() = iexpr and
         not iexpr.getNode().isRelative() and
         name = iexpr.getNode().getImportedModuleName()
@@ -776,7 +775,7 @@ module API {
         // list literals, from `x` to `[x]`
         // TODO: once convenient, this should be done at a higher level than the AST,
         // at least at the CFG layer, to take splitting into account.
-        // Also consider `Cfg::SequenceNode` for generality.
+        // Also consider `SequenceNode for generality.
         exists(PY::List list | list = pred.(DataFlow::ExprNode).getNode().getNode() |
           rhs.(DataFlow::ExprNode).getNode().getNode() = list.getAnElt() and
           lbl = Label::subscript()
@@ -806,7 +805,7 @@ module API {
         subscript = trackUseNode(src).getSubscript(index)
       |
         // from `x` to a definition of `x[...]`
-        rhs.asCfgNode() = subscript.asCfgNode().(Cfg::DefinitionNode).getValue() and
+        rhs.asCfgNode() = subscript.asCfgNode().(PY::DefinitionNode).getValue() and
         lbl = Label::subscript()
         or
         // from `x` to `"key"` in `x["key"]`

python/ql/lib/semmle/python/AstExtended.qll

@@ -3,7 +3,6 @@ module;
 
 import python
 private import semmle.python.internal.CachedStages
-private import semmle.python.controlflow.internal.Cfg as Cfg
 
 /** A syntactic node (Class, Function, Module, Expr, Stmt or Comprehension) corresponding to a flow node */
 abstract class AstNode extends AstNode_ {
@@ -17,25 +16,21 @@ abstract class AstNode extends AstNode_ {
   /** Gets the scope that this node occurs in */
   abstract Scope getScope();
 
+  /**
+   * Gets a flow node corresponding directly to this node.
+   * NOTE: For some statements and other purely syntactic elements,
+   * there may not be a `ControlFlowNode`
+   */
+  cached
+  ControlFlowNode getAFlowNode() {
+    Stages::AST::ref() and
+    py_flow_bb_node(result, this, _, _)
+  }
+
   /** Gets the location for this AST node */
   cached
   Location getLocation() { none() }
 
-  /**
-   * DEPRECATED: use `ControlFlowNode.getNode()` from the other direction instead;
-   * that is, replace `e.getAFlowNode() = n` with `n.getNode() = e`. This API is
-   * being removed to untangle the AST and CFG hierarchies.
-   *
-   * Gets a flow node corresponding directly to this node, from the new
-   * (shared) CFG. NOTE: For some statements and other purely syntactic
-   * elements, there may not be a `ControlFlowNode`.
-   */
-  cached
-  deprecated Cfg::ControlFlowNode getAFlowNode() {
-    Stages::AST::ref() and
-    result.getNode() = this
-  }
-
   /**
    * Whether this syntactic element is artificial, that is it is generated
    * by the compiler and is not present in the source

python/ql/lib/semmle/python/Concepts.qll

@@ -5,7 +5,6 @@
  */
 
 private import python
-private import semmle.python.controlflow.internal.Cfg as Cfg
 private import semmle.python.dataflow.new.DataFlow
 private import semmle.python.dataflow.new.internal.DataFlowImplSpecific
 private import semmle.python.dataflow.new.RemoteFlowSources
@@ -215,7 +214,7 @@ module Path {
     SafeAccessCheck() { this = DataFlow::BarrierGuard<safeAccessCheck/3>::getABarrierNode() }
   }
 
-  private predicate safeAccessCheck(DataFlow::GuardNode g, Cfg::ControlFlowNode node, boolean branch) {
+  private predicate safeAccessCheck(DataFlow::GuardNode g, ControlFlowNode node, boolean branch) {
     g.(SafeAccessCheck::Range).checks(node, branch)
   }
 
@@ -224,7 +223,7 @@ module Path {
     /** A data-flow node that checks that a path is safe to access in some way, for example by having a controlled prefix. */
     abstract class Range extends DataFlow::GuardNode {
       /** Holds if this guard validates `node` upon evaluating to `branch`. */
-      abstract predicate checks(Cfg::ControlFlowNode node, boolean branch);
+      abstract predicate checks(ControlFlowNode node, boolean branch);
     }
   }
 }

python/ql/lib/semmle/python/Exprs.qll

@@ -28,9 +28,7 @@ class Expr extends Expr_, AstNode {
   /** Whether this expression may have a side effect (as determined purely from its syntax) */
   predicate hasSideEffects() {
     /* If an exception raised by this expression handled, count that as a side effect */
-    exists(ControlFlowNode n | n.getNode() = this |
-      n.getASuccessor().getNode() instanceof ExceptStmt
-    )
+    this.getAFlowNode().getASuccessor().getNode() instanceof ExceptStmt
     or
     this.getASubExpression().hasSideEffects()
   }
@@ -70,6 +68,8 @@ class Attribute extends Attribute_ {
   /* syntax: Expr.name */
   override Expr getASubExpression() { result = this.getObject() }
 
+  override AttrNode getAFlowNode() { result = super.getAFlowNode() }
+
   /** Gets the name of this attribute. That is the `name` in `obj.name` */
   string getName() { result = Attribute_.super.getAttr() }
 
@@ -96,6 +96,8 @@ class Subscript extends Subscript_ {
   }
 
   Expr getObject() { result = Subscript_.super.getValue() }
+
+  override SubscriptNode getAFlowNode() { result = super.getAFlowNode() }
 }
 
 /** A call expression, such as `func(...)` */
@@ -111,6 +113,8 @@ class Call extends Call_ {
 
   override string toString() { result = this.getFunc().toString() + "()" }
 
+  override CallNode getAFlowNode() { result = super.getAFlowNode() }
+
   /** Gets a tuple (*) argument of this call. */
   Expr getStarargs() { result = this.getAPositionalArg().(Starred).getValue() }
 
@@ -196,6 +200,8 @@ class IfExp extends IfExp_ {
   override Expr getASubExpression() {
     result = this.getTest() or result = this.getBody() or result = this.getOrelse()
   }
+
+  override IfExprNode getAFlowNode() { result = super.getAFlowNode() }
 }
 
 /** A starred expression, such as the `*rest` in the assignment `first, *rest = seq` */
@@ -404,6 +410,8 @@ class PlaceHolder extends PlaceHolder_ {
   override Expr getASubExpression() { none() }
 
   override string toString() { result = "$" + this.getId() }
+
+  override NameNode getAFlowNode() { result = super.getAFlowNode() }
 }
 
 /** A tuple expression such as `( 1, 3, 5, 7, 9 )` */
@@ -470,6 +478,8 @@ class Name extends Name_ {
 
   override string toString() { result = this.getId() }
 
+  override NameNode getAFlowNode() { result = super.getAFlowNode() }
+
   override predicate isArtificial() {
     /* Artificial variable names in comprehensions all start with "." */
     this.getId().charAt(0) = "."
@@ -575,6 +585,8 @@ abstract class NameConstant extends Name, ImmutableLiteral {
 
   override predicate isConstant() { any() }
 
+  override NameConstantNode getAFlowNode() { result = Name.super.getAFlowNode() }
+
   override predicate isArtificial() { none() }
 }
 

python/ql/lib/semmle/python/Flow.qll

@@ -1,7 +1,7 @@
 overlay[local]
 module;
 
-import python as Py
+import python
 private import semmle.python.internal.CachedStages
 private import codeql.controlflow.BasicBlock as BB
 
@@ -17,7 +17,7 @@ private import codeql.controlflow.BasicBlock as BB
  */
 
 private predicate augstore(ControlFlowNode load, ControlFlowNode store) {
-  exists(Py::Expr load_store | exists(Py::AugAssign aa | aa.getTarget() = load_store) |
+  exists(Expr load_store | exists(AugAssign aa | aa.getTarget() = load_store) |
     toAst(load) = load_store and
     toAst(store) = load_store and
     load.strictlyDominates(store)
@@ -25,7 +25,7 @@ private predicate augstore(ControlFlowNode load, ControlFlowNode store) {
 }
 
 /** A non-dispatched getNode() to avoid negative recursion issues */
-private Py::AstNode toAst(ControlFlowNode n) { py_flow_bb_node(n, result, _, _) }
+private AstNode toAst(ControlFlowNode n) { py_flow_bb_node(n, result, _, _) }
 
 /**
  * A control flow node. Control flow nodes have a many-to-one relation with syntactic nodes,
@@ -35,19 +35,19 @@ private Py::AstNode toAst(ControlFlowNode n) { py_flow_bb_node(n, result, _, _)
 class ControlFlowNode extends @py_flow_node {
   /** Whether this control flow node is a load (including those in augmented assignments) */
   predicate isLoad() {
-    exists(Py::Expr e | e = toAst(this) | py_expr_contexts(_, 3, e) and not augstore(_, this))
+    exists(Expr e | e = toAst(this) | py_expr_contexts(_, 3, e) and not augstore(_, this))
   }
 
   /** Whether this control flow node is a store (including those in augmented assignments) */
   predicate isStore() {
-    exists(Py::Expr e | e = toAst(this) | py_expr_contexts(_, 5, e) or augstore(_, this))
+    exists(Expr e | e = toAst(this) | py_expr_contexts(_, 5, e) or augstore(_, this))
   }
 
   /** Whether this control flow node is a delete */
-  predicate isDelete() { exists(Py::Expr e | e = toAst(this) | py_expr_contexts(_, 2, e)) }
+  predicate isDelete() { exists(Expr e | e = toAst(this) | py_expr_contexts(_, 2, e)) }
 
   /** Whether this control flow node is a parameter */
-  predicate isParameter() { exists(Py::Expr e | e = toAst(this) | py_expr_contexts(_, 4, e)) }
+  predicate isParameter() { exists(Expr e | e = toAst(this) | py_expr_contexts(_, 4, e)) }
 
   /** Whether this control flow node is a store in an augmented assignment */
   predicate isAugStore() { augstore(_, this) }
@@ -57,61 +57,61 @@ class ControlFlowNode extends @py_flow_node {
 
   /** Whether this flow node corresponds to a literal */
   predicate isLiteral() {
-    toAst(this) instanceof Py::Bytes
+    toAst(this) instanceof Bytes
     or
-    toAst(this) instanceof Py::Dict
+    toAst(this) instanceof Dict
     or
-    toAst(this) instanceof Py::DictComp
+    toAst(this) instanceof DictComp
     or
-    toAst(this) instanceof Py::Set
+    toAst(this) instanceof Set
     or
-    toAst(this) instanceof Py::SetComp
+    toAst(this) instanceof SetComp
     or
-    toAst(this) instanceof Py::Ellipsis
+    toAst(this) instanceof Ellipsis
     or
-    toAst(this) instanceof Py::GeneratorExp
+    toAst(this) instanceof GeneratorExp
     or
-    toAst(this) instanceof Py::Lambda
+    toAst(this) instanceof Lambda
     or
-    toAst(this) instanceof Py::ListComp
+    toAst(this) instanceof ListComp
     or
-    toAst(this) instanceof Py::List
+    toAst(this) instanceof List
     or
-    toAst(this) instanceof Py::Num
+    toAst(this) instanceof Num
     or
-    toAst(this) instanceof Py::Tuple
+    toAst(this) instanceof Tuple
     or
-    toAst(this) instanceof Py::Unicode
+    toAst(this) instanceof Unicode
     or
-    toAst(this) instanceof Py::NameConstant
+    toAst(this) instanceof NameConstant
   }
 
   /** Whether this flow node corresponds to an attribute expression */
-  predicate isAttribute() { toAst(this) instanceof Py::Attribute }
+  predicate isAttribute() { toAst(this) instanceof Attribute }
 
   /** Whether this flow node corresponds to an subscript expression */
-  predicate isSubscript() { toAst(this) instanceof Py::Subscript }
+  predicate isSubscript() { toAst(this) instanceof Subscript }
 
   /** Whether this flow node corresponds to an import member */
-  predicate isImportMember() { toAst(this) instanceof Py::ImportMember }
+  predicate isImportMember() { toAst(this) instanceof ImportMember }
 
   /** Whether this flow node corresponds to a call */
-  predicate isCall() { toAst(this) instanceof Py::Call }
+  predicate isCall() { toAst(this) instanceof Call }
 
   /** Whether this flow node is the first in a module */
-  predicate isModuleEntry() { this.isEntryNode() and toAst(this) instanceof Py::Module }
+  predicate isModuleEntry() { this.isEntryNode() and toAst(this) instanceof Module }
 
   /** Whether this flow node corresponds to an import */
-  predicate isImport() { toAst(this) instanceof Py::ImportExpr }
+  predicate isImport() { toAst(this) instanceof ImportExpr }
 
   /** Whether this flow node corresponds to a conditional expression */
-  predicate isIfExp() { toAst(this) instanceof Py::IfExp }
+  predicate isIfExp() { toAst(this) instanceof IfExp }
 
   /** Whether this flow node corresponds to a function definition expression */
-  predicate isFunction() { toAst(this) instanceof Py::FunctionExpr }
+  predicate isFunction() { toAst(this) instanceof FunctionExpr }
 
   /** Whether this flow node corresponds to a class definition expression */
-  predicate isClass() { toAst(this) instanceof Py::ClassExpr }
+  predicate isClass() { toAst(this) instanceof ClassExpr }
 
   /** Gets a predecessor of this flow node */
   ControlFlowNode getAPredecessor() { this = result.getASuccessor() }
@@ -123,25 +123,25 @@ class ControlFlowNode extends @py_flow_node {
   ControlFlowNode getImmediateDominator() { py_idoms(this, result) }
 
   /** Gets the syntactic element corresponding to this flow node */
-  Py::AstNode getNode() { py_flow_bb_node(this, result, _, _) }
+  AstNode getNode() { py_flow_bb_node(this, result, _, _) }
 
   /** Gets a textual representation of this element. */
   cached
   string toString() {
     Stages::AST::ref() and
     // Since modules can have ambigous names, entry nodes can too, if we do not collate them.
-    exists(Py::Scope s | s.getEntryNode() = this |
+    exists(Scope s | s.getEntryNode() = this |
       result = "Entry node for " + concat( | | s.toString(), ",")
     )
     or
-    exists(Py::Scope s | s.getANormalExit() = this | result = "Exit node for " + s.toString())
+    exists(Scope s | s.getANormalExit() = this | result = "Exit node for " + s.toString())
     or
-    not exists(Py::Scope s | s.getEntryNode() = this or s.getANormalExit() = this) and
+    not exists(Scope s | s.getEntryNode() = this or s.getANormalExit() = this) and
     result = "ControlFlowNode for " + this.getNode().toString()
   }
 
   /** Gets the location of this ControlFlowNode */
-  Py::Location getLocation() { result = this.getNode().getLocation() }
+  Location getLocation() { result = this.getNode().getLocation() }
 
   /** Whether this flow node is the first in its scope */
   predicate isEntryNode() { py_scope_flow(this, _, -1) }
@@ -151,9 +151,9 @@ class ControlFlowNode extends @py_flow_node {
 
   /** Gets the scope containing this flow node */
   cached
-  Py::Scope getScope() {
+  Scope getScope() {
     Stages::AST::ref() and
-    if this.getNode() instanceof Py::Scope
+    if this.getNode() instanceof Scope
     then
       /* Entry or exit node */
       result = this.getNode()
@@ -161,7 +161,7 @@ class ControlFlowNode extends @py_flow_node {
   }
 
   /** Gets the enclosing module */
-  Py::Module getEnclosingModule() { result = this.getScope().getEnclosingModule() }
+  Module getEnclosingModule() { result = this.getScope().getEnclosingModule() }
 
   /** Gets a successor for this node if the relevant condition is True. */
   ControlFlowNode getATrueSuccessor() {
@@ -188,7 +188,7 @@ class ControlFlowNode extends @py_flow_node {
   }
 
   /** Whether the scope may be exited as a result of this node raising an exception */
-  predicate isExceptionalExit(Py::Scope s) { py_scope_flow(this, s, 1) }
+  predicate isExceptionalExit(Scope s) { py_scope_flow(this, s, 1) }
 
   /** Whether this node is a normal (non-exceptional) exit */
   predicate isNormalExit() { py_scope_flow(this, _, 0) or py_scope_flow(this, _, 2) }
@@ -236,7 +236,7 @@ class ControlFlowNode extends @py_flow_node {
   /* join-ordering helper for `getAChild() */
   pragma[noinline]
   private ControlFlowNode getExprChild(BasicBlock dom) {
-    this.getNode().(Py::Expr).getAChildNode() = result.getNode() and
+    this.getNode().(Expr).getAChildNode() = result.getNode() and
     result.getBasicBlock().dominates(dom) and
     not this instanceof UnaryExprNode
   }
@@ -249,16 +249,16 @@ class ControlFlowNode extends @py_flow_node {
  */
 
 private class AnyNode extends ControlFlowNode {
-  override Py::AstNode getNode() { result = super.getNode() }
+  override AstNode getNode() { result = super.getNode() }
 }
 
 /** A control flow node corresponding to a call expression, such as `func(...)` */
 class CallNode extends ControlFlowNode {
-  CallNode() { toAst(this) instanceof Py::Call }
+  CallNode() { toAst(this) instanceof Call }
 
   /** Gets the flow node corresponding to the function expression for the call corresponding to this flow node */
   ControlFlowNode getFunction() {
-    exists(Py::Call c |
+    exists(Call c |
       this.getNode() = c and
       c.getFunc() = result.getNode() and
       result.getBasicBlock().dominates(this.getBasicBlock())
@@ -267,7 +267,7 @@ class CallNode extends ControlFlowNode {
 
   /** Gets the flow node corresponding to the n'th positional argument of the call corresponding to this flow node */
   ControlFlowNode getArg(int n) {
-    exists(Py::Call c |
+    exists(Call c |
       this.getNode() = c and
       c.getArg(n) = result.getNode() and
       result.getBasicBlock().dominates(this.getBasicBlock())
@@ -276,7 +276,7 @@ class CallNode extends ControlFlowNode {
 
   /** Gets the flow node corresponding to the named argument of the call corresponding to this flow node */
   ControlFlowNode getArgByName(string name) {
-    exists(Py::Call c, Py::Keyword k |
+    exists(Call c, Keyword k |
       this.getNode() = c and
       k = c.getANamedArg() and
       k.getValue() = result.getNode() and
@@ -292,7 +292,7 @@ class CallNode extends ControlFlowNode {
     result = this.getArgByName(_)
   }
 
-  override Py::Call getNode() { result = super.getNode() }
+  override Call getNode() { result = super.getNode() }
 
   predicate isDecoratorCall() {
     this.isClassDecoratorCall()
@@ -301,11 +301,11 @@ class CallNode extends ControlFlowNode {
   }
 
   predicate isClassDecoratorCall() {
-    exists(Py::ClassExpr cls | this.getNode() = cls.getADecoratorCall())
+    exists(ClassExpr cls | this.getNode() = cls.getADecoratorCall())
   }
 
   predicate isFunctionDecoratorCall() {
-    exists(Py::FunctionExpr func | this.getNode() = func.getADecoratorCall())
+    exists(FunctionExpr func | this.getNode() = func.getADecoratorCall())
   }
 
   /** Gets the first tuple (*) argument of this call, if any. */
@@ -323,11 +323,11 @@ class CallNode extends ControlFlowNode {
 
 /** A control flow corresponding to an attribute expression, such as `value.attr` */
 class AttrNode extends ControlFlowNode {
-  AttrNode() { toAst(this) instanceof Py::Attribute }
+  AttrNode() { toAst(this) instanceof Attribute }
 
   /** Gets the flow node corresponding to the object of the attribute expression corresponding to this flow node */
   ControlFlowNode getObject() {
-    exists(Py::Attribute a |
+    exists(Attribute a |
       this.getNode() = a and
       a.getObject() = result.getNode() and
       result.getBasicBlock().dominates(this.getBasicBlock())
@@ -339,7 +339,7 @@ class AttrNode extends ControlFlowNode {
    * with the matching name
    */
   ControlFlowNode getObject(string name) {
-    exists(Py::Attribute a |
+    exists(Attribute a |
       this.getNode() = a and
       a.getObject() = result.getNode() and
       a.getName() = name and
@@ -348,57 +348,57 @@ class AttrNode extends ControlFlowNode {
   }
 
   /** Gets the attribute name of the attribute expression corresponding to this flow node */
-  string getName() { exists(Py::Attribute a | this.getNode() = a and a.getName() = result) }
+  string getName() { exists(Attribute a | this.getNode() = a and a.getName() = result) }
 
-  override Py::Attribute getNode() { result = super.getNode() }
+  override Attribute getNode() { result = super.getNode() }
 }
 
 /** A control flow node corresponding to a `from ... import ...` expression */
 class ImportMemberNode extends ControlFlowNode {
-  ImportMemberNode() { toAst(this) instanceof Py::ImportMember }
+  ImportMemberNode() { toAst(this) instanceof ImportMember }
 
   /**
    * Gets the flow node corresponding to the module in the import-member expression corresponding to this flow node,
    * with the matching name
    */
   ControlFlowNode getModule(string name) {
-    exists(Py::ImportMember i | this.getNode() = i and i.getModule() = result.getNode() |
+    exists(ImportMember i | this.getNode() = i and i.getModule() = result.getNode() |
       i.getName() = name and
       result.getBasicBlock().dominates(this.getBasicBlock())
     )
   }
 
-  override Py::ImportMember getNode() { result = super.getNode() }
+  override ImportMember getNode() { result = super.getNode() }
 }
 
 /** A control flow node corresponding to an artificial expression representing an import */
 class ImportExprNode extends ControlFlowNode {
-  ImportExprNode() { toAst(this) instanceof Py::ImportExpr }
+  ImportExprNode() { toAst(this) instanceof ImportExpr }
 
-  override Py::ImportExpr getNode() { result = super.getNode() }
+  override ImportExpr getNode() { result = super.getNode() }
 }
 
 /** A control flow node corresponding to a `from ... import *` statement */
 class ImportStarNode extends ControlFlowNode {
-  ImportStarNode() { toAst(this) instanceof Py::ImportStar }
+  ImportStarNode() { toAst(this) instanceof ImportStar }
 
   /** Gets the flow node corresponding to the module in the import-star corresponding to this flow node */
   ControlFlowNode getModule() {
-    exists(Py::ImportStar i | this.getNode() = i and i.getModuleExpr() = result.getNode() |
+    exists(ImportStar i | this.getNode() = i and i.getModuleExpr() = result.getNode() |
       result.getBasicBlock().dominates(this.getBasicBlock())
     )
   }
 
-  override Py::ImportStar getNode() { result = super.getNode() }
+  override ImportStar getNode() { result = super.getNode() }
 }
 
 /** A control flow node corresponding to a subscript expression, such as `value[slice]` */
 class SubscriptNode extends ControlFlowNode {
-  SubscriptNode() { toAst(this) instanceof Py::Subscript }
+  SubscriptNode() { toAst(this) instanceof Subscript }
 
   /** flow node corresponding to the value of the sequence in a subscript operation */
   ControlFlowNode getObject() {
-    exists(Py::Subscript s |
+    exists(Subscript s |
       this.getNode() = s and
       s.getObject() = result.getNode() and
       result.getBasicBlock().dominates(this.getBasicBlock())
@@ -407,23 +407,23 @@ class SubscriptNode extends ControlFlowNode {
 
   /** flow node corresponding to the index in a subscript operation */
   ControlFlowNode getIndex() {
-    exists(Py::Subscript s |
+    exists(Subscript s |
       this.getNode() = s and
       s.getIndex() = result.getNode() and
       result.getBasicBlock().dominates(this.getBasicBlock())
     )
   }
 
-  override Py::Subscript getNode() { result = super.getNode() }
+  override Subscript getNode() { result = super.getNode() }
 }
 
 /** A control flow node corresponding to a comparison operation, such as `x<y` */
 class CompareNode extends ControlFlowNode {
-  CompareNode() { toAst(this) instanceof Py::Compare }
+  CompareNode() { toAst(this) instanceof Compare }
 
   /** Whether left and right are a pair of operands for this comparison */
-  predicate operands(ControlFlowNode left, Py::Cmpop op, ControlFlowNode right) {
-    exists(Py::Compare c, Py::Expr eleft, Py::Expr eright |
+  predicate operands(ControlFlowNode left, Cmpop op, ControlFlowNode right) {
+    exists(Compare c, Expr eleft, Expr eright |
       this.getNode() = c and left.getNode() = eleft and right.getNode() = eright
     |
       eleft = c.getLeft() and eright = c.getComparator(0) and op = c.getOp(0)
@@ -436,26 +436,26 @@ class CompareNode extends ControlFlowNode {
     right.getBasicBlock().dominates(this.getBasicBlock())
   }
 
-  override Py::Compare getNode() { result = super.getNode() }
+  override Compare getNode() { result = super.getNode() }
 }
 
 /** A control flow node corresponding to a conditional expression such as, `body if test else orelse` */
 class IfExprNode extends ControlFlowNode {
-  IfExprNode() { toAst(this) instanceof Py::IfExp }
+  IfExprNode() { toAst(this) instanceof IfExp }
 
   /** flow node corresponding to one of the operands of an if-expression */
   ControlFlowNode getAnOperand() { result = this.getAPredecessor() }
 
-  override Py::IfExp getNode() { result = super.getNode() }
+  override IfExp getNode() { result = super.getNode() }
 }
 
 /** A control flow node corresponding to an assignment expression such as `lhs := rhs`. */
 class AssignmentExprNode extends ControlFlowNode {
-  AssignmentExprNode() { toAst(this) instanceof Py::AssignExpr }
+  AssignmentExprNode() { toAst(this) instanceof AssignExpr }
 
   /** Gets the flow node corresponding to the left-hand side of the assignment expression */
   ControlFlowNode getTarget() {
-    exists(Py::AssignExpr a |
+    exists(AssignExpr a |
       this.getNode() = a and
       a.getTarget() = result.getNode() and
       result.getBasicBlock().dominates(this.getBasicBlock())
@@ -464,27 +464,27 @@ class AssignmentExprNode extends ControlFlowNode {
 
   /** Gets the flow node corresponding to the right-hand side of the assignment expression */
   ControlFlowNode getValue() {
-    exists(Py::AssignExpr a |
+    exists(AssignExpr a |
       this.getNode() = a and
       a.getValue() = result.getNode() and
       result.getBasicBlock().dominates(this.getBasicBlock())
     )
   }
 
-  override Py::AssignExpr getNode() { result = super.getNode() }
+  override AssignExpr getNode() { result = super.getNode() }
 }
 
 /** A control flow node corresponding to a binary expression, such as `x + y` */
 class BinaryExprNode extends ControlFlowNode {
-  BinaryExprNode() { toAst(this) instanceof Py::BinaryExpr }
+  BinaryExprNode() { toAst(this) instanceof BinaryExpr }
 
   /** flow node corresponding to one of the operands of a binary expression */
   ControlFlowNode getAnOperand() { result = this.getLeft() or result = this.getRight() }
 
-  override Py::BinaryExpr getNode() { result = super.getNode() }
+  override BinaryExpr getNode() { result = super.getNode() }
 
   ControlFlowNode getLeft() {
-    exists(Py::BinaryExpr b |
+    exists(BinaryExpr b |
       this.getNode() = b and
       result.getNode() = b.getLeft() and
       result.getBasicBlock().dominates(this.getBasicBlock())
@@ -492,7 +492,7 @@ class BinaryExprNode extends ControlFlowNode {
   }
 
   ControlFlowNode getRight() {
-    exists(Py::BinaryExpr b |
+    exists(BinaryExpr b |
       this.getNode() = b and
       result.getNode() = b.getRight() and
       result.getBasicBlock().dominates(this.getBasicBlock())
@@ -500,11 +500,11 @@ class BinaryExprNode extends ControlFlowNode {
   }
 
   /** Gets the operator of this binary expression node. */
-  Py::Operator getOp() { result = this.getNode().getOp() }
+  Operator getOp() { result = this.getNode().getOp() }
 
   /** Whether left and right are a pair of operands for this binary expression */
-  predicate operands(ControlFlowNode left, Py::Operator op, ControlFlowNode right) {
-    exists(Py::BinaryExpr b, Py::Expr eleft, Py::Expr eright |
+  predicate operands(ControlFlowNode left, Operator op, ControlFlowNode right) {
+    exists(BinaryExpr b, Expr eleft, Expr eright |
       this.getNode() = b and left.getNode() = eleft and right.getNode() = eright
     |
       eleft = b.getLeft() and eright = b.getRight() and op = b.getOp()
@@ -516,20 +516,20 @@ class BinaryExprNode extends ControlFlowNode {
 
 /** A control flow node corresponding to a boolean shortcut (and/or) operation */
 class BoolExprNode extends ControlFlowNode {
-  BoolExprNode() { toAst(this) instanceof Py::BoolExpr }
+  BoolExprNode() { toAst(this) instanceof BoolExpr }
 
   /** flow node corresponding to one of the operands of a boolean expression */
   ControlFlowNode getAnOperand() {
-    exists(Py::BoolExpr b | this.getNode() = b and result.getNode() = b.getAValue()) and
+    exists(BoolExpr b | this.getNode() = b and result.getNode() = b.getAValue()) and
     this.getBasicBlock().dominates(result.getBasicBlock())
   }
 
-  override Py::BoolExpr getNode() { result = super.getNode() }
+  override BoolExpr getNode() { result = super.getNode() }
 }
 
 /** A control flow node corresponding to a unary expression: (`+x`), (`-x`) or (`~x`) */
 class UnaryExprNode extends ControlFlowNode {
-  UnaryExprNode() { toAst(this) instanceof Py::UnaryExpr }
+  UnaryExprNode() { toAst(this) instanceof UnaryExpr }
 
   /**
    * Gets flow node corresponding to the operand of a unary expression.
@@ -540,7 +540,7 @@ class UnaryExprNode extends ControlFlowNode {
    */
   ControlFlowNode getOperand() { result = this.getAPredecessor() }
 
-  override Py::UnaryExpr getNode() { result = super.getNode() }
+  override UnaryExpr getNode() { result = super.getNode() }
 
   override ControlFlowNode getAChild() { result = this.getAPredecessor() }
 }
@@ -555,27 +555,27 @@ class DefinitionNode extends ControlFlowNode {
   cached
   DefinitionNode() {
     Stages::AST::ref() and
-    exists(Py::Assign a | this.getNode() = a.getATarget())
+    exists(Assign a | a.getATarget().getAFlowNode() = this)
     or
-    exists(Py::AssignExpr a | this.getNode() = a.getTarget())
+    exists(AssignExpr a | a.getTarget().getAFlowNode() = this)
     or
-    exists(Py::AnnAssign a | this.getNode() = a.getTarget() and exists(a.getValue()))
+    exists(AnnAssign a | a.getTarget().getAFlowNode() = this and exists(a.getValue()))
     or
-    exists(Py::Alias a | this.getNode() = a.getAsname())
+    exists(Alias a | a.getAsname().getAFlowNode() = this)
     or
     augstore(_, this)
     or
     // `x, y = 1, 2` where LHS is a combination of list or tuples
-    exists(Py::Assign a | this.getNode() = list_or_tuple_nested_element(a.getATarget()))
+    exists(Assign a | list_or_tuple_nested_element(a.getATarget()).getAFlowNode() = this)
     or
-    exists(Py::For for | this.getNode() = for.getTarget())
+    exists(For for | for.getTarget().getAFlowNode() = this)
     or
-    exists(Py::Parameter param | this.getNode() = param.asName() and exists(param.getDefault()))
+    exists(Parameter param | this = param.asName().getAFlowNode() and exists(param.getDefault()))
   }
 
   /** flow node corresponding to the value assigned for the definition corresponding to this flow node */
   ControlFlowNode getValue() {
-    result.getNode() = assigned_value(this.getNode()) and
+    result = assigned_value(this.getNode()).getAFlowNode() and
     (
       result.getBasicBlock().dominates(this.getBasicBlock())
       or
@@ -584,16 +584,16 @@ class DefinitionNode extends ControlFlowNode {
       // since the default value for a parameter is evaluated in the same basic block as
       // the function definition, but the parameter belongs to the basic block of the function,
       // there is no dominance relationship between the two.
-      exists(Py::Parameter param | this.getNode() = param.asName())
+      exists(Parameter param | this = param.asName().getAFlowNode())
     )
   }
 }
 
-private Py::Expr list_or_tuple_nested_element(Py::Expr list_or_tuple) {
-  exists(Py::Expr elt |
-    elt = list_or_tuple.(Py::Tuple).getAnElt()
+private Expr list_or_tuple_nested_element(Expr list_or_tuple) {
+  exists(Expr elt |
+    elt = list_or_tuple.(Tuple).getAnElt()
     or
-    elt = list_or_tuple.(Py::List).getAnElt()
+    elt = list_or_tuple.(List).getAnElt()
   |
     result = elt
     or
@@ -603,12 +603,12 @@ private Py::Expr list_or_tuple_nested_element(Py::Expr list_or_tuple) {
 
 /**
  * A control flow node corresponding to a deletion statement, such as `del x`.
- * There can be multiple `DeletionNode`s for each `Py::Delete` such that each
+ * There can be multiple `DeletionNode`s for each `Delete` such that each
  * target has own `DeletionNode`. The CFG for `del a, x.y` looks like:
  * `NameNode('a') -> DeletionNode -> NameNode('b') -> AttrNode('y') -> DeletionNode`.
  */
 class DeletionNode extends ControlFlowNode {
-  DeletionNode() { toAst(this) instanceof Py::Delete }
+  DeletionNode() { toAst(this) instanceof Delete }
 
   /** Gets the unique target of this deletion node. */
   ControlFlowNode getTarget() { result.getASuccessor() = this }
@@ -617,9 +617,9 @@ class DeletionNode extends ControlFlowNode {
 /** A control flow node corresponding to a sequence (tuple or list) literal */
 abstract class SequenceNode extends ControlFlowNode {
   SequenceNode() {
-    toAst(this) instanceof Py::Tuple
+    toAst(this) instanceof Tuple
     or
-    toAst(this) instanceof Py::List
+    toAst(this) instanceof List
   }
 
   /** Gets the control flow node for an element of this sequence */
@@ -632,11 +632,11 @@ abstract class SequenceNode extends ControlFlowNode {
 
 /** A control flow node corresponding to a tuple expression such as `( 1, 3, 5, 7, 9 )` */
 class TupleNode extends SequenceNode {
-  TupleNode() { toAst(this) instanceof Py::Tuple }
+  TupleNode() { toAst(this) instanceof Tuple }
 
   override ControlFlowNode getElement(int n) {
     Stages::AST::ref() and
-    exists(Py::Tuple t | this.getNode() = t and result.getNode() = t.getElt(n)) and
+    exists(Tuple t | this.getNode() = t and result.getNode() = t.getElt(n)) and
     (
       result.getBasicBlock().dominates(this.getBasicBlock())
       or
@@ -647,10 +647,10 @@ class TupleNode extends SequenceNode {
 
 /** A control flow node corresponding to a list expression, such as `[ 1, 3, 5, 7, 9 ]` */
 class ListNode extends SequenceNode {
-  ListNode() { toAst(this) instanceof Py::List }
+  ListNode() { toAst(this) instanceof List }
 
   override ControlFlowNode getElement(int n) {
-    exists(Py::List l | this.getNode() = l and result.getNode() = l.getElt(n)) and
+    exists(List l | this.getNode() = l and result.getNode() = l.getElt(n)) and
     (
       result.getBasicBlock().dominates(this.getBasicBlock())
       or
@@ -661,10 +661,10 @@ class ListNode extends SequenceNode {
 
 /** A control flow node corresponding to a set expression, such as `{ 1, 3, 5, 7, 9 }` */
 class SetNode extends ControlFlowNode {
-  SetNode() { toAst(this) instanceof Py::Set }
+  SetNode() { toAst(this) instanceof Set }
 
   ControlFlowNode getAnElement() {
-    exists(Py::Set s | this.getNode() = s and result.getNode() = s.getElt(_)) and
+    exists(Set s | this.getNode() = s and result.getNode() = s.getElt(_)) and
     (
       result.getBasicBlock().dominates(this.getBasicBlock())
       or
@@ -675,20 +675,20 @@ class SetNode extends ControlFlowNode {
 
 /** A control flow node corresponding to a dictionary literal, such as `{ 'a': 1, 'b': 2 }` */
 class DictNode extends ControlFlowNode {
-  DictNode() { toAst(this) instanceof Py::Dict }
+  DictNode() { toAst(this) instanceof Dict }
 
   /**
    * Gets a key of this dictionary literal node, for those items that have keys
    * E.g, in {'a':1, **b} this returns only 'a'
    */
   ControlFlowNode getAKey() {
-    exists(Py::Dict d | this.getNode() = d and result.getNode() = d.getAKey()) and
+    exists(Dict d | this.getNode() = d and result.getNode() = d.getAKey()) and
     result.getBasicBlock().dominates(this.getBasicBlock())
   }
 
   /** Gets a value of this dictionary literal node */
   ControlFlowNode getAValue() {
-    exists(Py::Dict d | this.getNode() = d and result.getNode() = d.getAValue()) and
+    exists(Dict d | this.getNode() = d and result.getNode() = d.getAValue()) and
     result.getBasicBlock().dominates(this.getBasicBlock())
   }
 }
@@ -712,23 +712,21 @@ class IterableNode extends ControlFlowNode {
   }
 }
 
-private Py::AstNode assigned_value(Py::Expr lhs) {
+private AstNode assigned_value(Expr lhs) {
   /* lhs = result */
-  exists(Py::Assign a | a.getATarget() = lhs and result = a.getValue())
+  exists(Assign a | a.getATarget() = lhs and result = a.getValue())
   or
   /* lhs := result */
-  exists(Py::AssignExpr a | a.getTarget() = lhs and result = a.getValue())
+  exists(AssignExpr a | a.getTarget() = lhs and result = a.getValue())
   or
   /* lhs : annotation = result */
-  exists(Py::AnnAssign a | a.getTarget() = lhs and result = a.getValue())
+  exists(AnnAssign a | a.getTarget() = lhs and result = a.getValue())
   or
   /* import result as lhs */
-  exists(Py::Alias a | a.getAsname() = lhs and result = a.getValue())
+  exists(Alias a | a.getAsname() = lhs and result = a.getValue())
   or
   /* lhs += x  =>  result = (lhs + x) */
-  exists(Py::AugAssign a, Py::BinaryExpr b |
-    b = a.getOperation() and result = b and lhs = b.getLeft()
-  )
+  exists(AugAssign a, BinaryExpr b | b = a.getOperation() and result = b and lhs = b.getLeft())
   or
   /*
    * ..., lhs, ... = ..., result, ...
@@ -736,31 +734,31 @@ private Py::AstNode assigned_value(Py::Expr lhs) {
    * ..., (..., lhs, ...), ... = ..., (..., result, ...), ...
    */
 
-  exists(Py::Assign a | nested_sequence_assign(a.getATarget(), a.getValue(), lhs, result))
+  exists(Assign a | nested_sequence_assign(a.getATarget(), a.getValue(), lhs, result))
   or
   /* for lhs in seq: => `result` is the `for` node, representing the `iter(next(seq))` operation. */
-  result.(Py::For).getTarget() = lhs
+  result.(For).getTarget() = lhs
   or
-  exists(Py::Parameter param | lhs = param.asName() and result = param.getDefault())
+  exists(Parameter param | lhs = param.asName() and result = param.getDefault())
 }
 
 predicate nested_sequence_assign(
-  Py::Expr left_parent, Py::Expr right_parent, Py::Expr left_result, Py::Expr right_result
+  Expr left_parent, Expr right_parent, Expr left_result, Expr right_result
 ) {
-  exists(Py::Assign a |
+  exists(Assign a |
     a.getATarget().getASubExpression*() = left_parent and
     a.getValue().getASubExpression*() = right_parent
   ) and
-  exists(int i, Py::Expr left_elem, Py::Expr right_elem |
+  exists(int i, Expr left_elem, Expr right_elem |
     (
-      left_elem = left_parent.(Py::Tuple).getElt(i)
+      left_elem = left_parent.(Tuple).getElt(i)
       or
-      left_elem = left_parent.(Py::List).getElt(i)
+      left_elem = left_parent.(List).getElt(i)
     ) and
     (
-      right_elem = right_parent.(Py::Tuple).getElt(i)
+      right_elem = right_parent.(Tuple).getElt(i)
       or
-      right_elem = right_parent.(Py::List).getElt(i)
+      right_elem = right_parent.(List).getElt(i)
     )
   |
     left_result = left_elem and right_result = right_elem
@@ -771,9 +769,9 @@ predicate nested_sequence_assign(
 
 /** A flow node for a `for` statement. */
 class ForNode extends ControlFlowNode {
-  ForNode() { toAst(this) instanceof Py::For }
+  ForNode() { toAst(this) instanceof For }
 
-  override Py::For getNode() { result = super.getNode() }
+  override For getNode() { result = super.getNode() }
 
   /** Holds if this `for` statement causes iteration over `sequence` storing each step of the iteration in `target` */
   predicate iterates(ControlFlowNode target, ControlFlowNode sequence) {
@@ -784,7 +782,7 @@ class ForNode extends ControlFlowNode {
 
   /** Gets the sequence node for this `for` statement. */
   ControlFlowNode getSequence() {
-    exists(Py::For for |
+    exists(For for |
       toAst(this) = for and
       for.getIter() = result.getNode()
     |
@@ -794,7 +792,7 @@ class ForNode extends ControlFlowNode {
 
   /** A possible `target` for this `for` statement, not accounting for loop unrolling */
   private ControlFlowNode possibleTarget() {
-    exists(Py::For for |
+    exists(For for |
       toAst(this) = for and
       for.getTarget() = result.getNode() and
       this.getBasicBlock().dominates(result.getBasicBlock())
@@ -811,11 +809,11 @@ class ForNode extends ControlFlowNode {
 
 /** A flow node for a `raise` statement */
 class RaiseStmtNode extends ControlFlowNode {
-  RaiseStmtNode() { toAst(this) instanceof Py::Raise }
+  RaiseStmtNode() { toAst(this) instanceof Raise }
 
   /** Gets the control flow node for the exception raised by this raise statement */
   ControlFlowNode getException() {
-    exists(Py::Raise r |
+    exists(Raise r |
       r = toAst(this) and
       r.getException() = toAst(result) and
       result.getBasicBlock().dominates(this.getBasicBlock())
@@ -829,36 +827,36 @@ class RaiseStmtNode extends ControlFlowNode {
  */
 class NameNode extends ControlFlowNode {
   NameNode() {
-    exists(Py::Name n | py_flow_bb_node(this, n, _, _))
+    exists(Name n | py_flow_bb_node(this, n, _, _))
     or
-    exists(Py::PlaceHolder p | py_flow_bb_node(this, p, _, _))
+    exists(PlaceHolder p | py_flow_bb_node(this, p, _, _))
   }
 
   /** Whether this flow node defines the variable `v`. */
-  predicate defines(Py::Variable v) {
-    exists(Py::Name d | this.getNode() = d and d.defines(v)) and
+  predicate defines(Variable v) {
+    exists(Name d | this.getNode() = d and d.defines(v)) and
     not this.isLoad()
   }
 
   /** Whether this flow node deletes the variable `v`. */
-  predicate deletes(Py::Variable v) { exists(Py::Name d | this.getNode() = d and d.deletes(v)) }
+  predicate deletes(Variable v) { exists(Name d | this.getNode() = d and d.deletes(v)) }
 
   /** Whether this flow node uses the variable `v`. */
-  predicate uses(Py::Variable v) {
+  predicate uses(Variable v) {
     this.isLoad() and
-    exists(Py::Name u | this.getNode() = u and u.uses(v))
+    exists(Name u | this.getNode() = u and u.uses(v))
     or
-    exists(Py::PlaceHolder u |
-      this.getNode() = u and u.getVariable() = v and u.getCtx() instanceof Py::Load
+    exists(PlaceHolder u |
+      this.getNode() = u and u.getVariable() = v and u.getCtx() instanceof Load
     )
     or
     Scopes::use_of_global_variable(this, v.getScope(), v.getId())
   }
 
   string getId() {
-    result = this.getNode().(Py::Name).getId()
+    result = this.getNode().(Name).getId()
     or
-    result = this.getNode().(Py::PlaceHolder).getId()
+    result = this.getNode().(PlaceHolder).getId()
   }
 
   /** Whether this is a use of a local variable. */
@@ -870,84 +868,82 @@ class NameNode extends ControlFlowNode {
   /** Whether this is a use of a global (including builtin) variable. */
   predicate isGlobal() { Scopes::use_of_global_variable(this, _, _) }
 
-  predicate isSelf() {
-    exists(Py::SsaVariable selfvar | selfvar.isSelf() and selfvar.getAUse() = this)
-  }
+  predicate isSelf() { exists(SsaVariable selfvar | selfvar.isSelf() and selfvar.getAUse() = this) }
 }
 
 /** A control flow node corresponding to a named constant, one of `None`, `True` or `False`. */
 class NameConstantNode extends NameNode {
-  NameConstantNode() { exists(Py::NameConstant n | py_flow_bb_node(this, n, _, _)) }
+  NameConstantNode() { exists(NameConstant n | py_flow_bb_node(this, n, _, _)) }
   /*
    * We ought to override uses as well, but that has
    * a serious performance impact.
-   *    deprecated predicate uses(Py::Variable v) { none() }
+   *    deprecated predicate uses(Variable v) { none() }
    */
 
   }
 
 /** A control flow node corresponding to a starred expression, `*a`. */
 class StarredNode extends ControlFlowNode {
-  StarredNode() { toAst(this) instanceof Py::Starred }
+  StarredNode() { toAst(this) instanceof Starred }
 
-  ControlFlowNode getValue() { toAst(result) = toAst(this).(Py::Starred).getValue() }
+  ControlFlowNode getValue() { toAst(result) = toAst(this).(Starred).getValue() }
 }
 
 /** The ControlFlowNode for an 'except' statement. */
 class ExceptFlowNode extends ControlFlowNode {
-  ExceptFlowNode() { this.getNode() instanceof Py::ExceptStmt }
+  ExceptFlowNode() { this.getNode() instanceof ExceptStmt }
 
   /**
    * Gets the type handled by this exception handler.
-   * `Py::ExceptionType` in `except Py::ExceptionType as e:`
+   * `ExceptionType` in `except ExceptionType as e:`
    */
   ControlFlowNode getType() {
-    exists(Py::ExceptStmt ex |
+    exists(ExceptStmt ex |
       this.getBasicBlock().dominates(result.getBasicBlock()) and
       ex = this.getNode() and
-      result.getNode() = ex.getType()
+      result = ex.getType().getAFlowNode()
     )
   }
 
   /**
    * Gets the name assigned to the handled exception, if any.
-   * `e` in `except Py::ExceptionType as e:`
+   * `e` in `except ExceptionType as e:`
    */
   ControlFlowNode getName() {
-    exists(Py::ExceptStmt ex |
+    exists(ExceptStmt ex |
       this.getBasicBlock().dominates(result.getBasicBlock()) and
       ex = this.getNode() and
-      result.getNode() = ex.getName()
+      result = ex.getName().getAFlowNode()
     )
   }
 }
 
 /** The ControlFlowNode for an 'except*' statement. */
 class ExceptGroupFlowNode extends ControlFlowNode {
-  ExceptGroupFlowNode() { this.getNode() instanceof Py::ExceptGroupStmt }
+  ExceptGroupFlowNode() { this.getNode() instanceof ExceptGroupStmt }
 
   /**
    * Gets the type handled by this exception handler.
-   * `Py::ExceptionType` in `except* Py::ExceptionType as e:`
+   * `ExceptionType` in `except* ExceptionType as e:`
    */
   ControlFlowNode getType() {
     this.getBasicBlock().dominates(result.getBasicBlock()) and
-    result.getNode() = this.getNode().(Py::ExceptGroupStmt).getType()
+    result = this.getNode().(ExceptGroupStmt).getType().getAFlowNode()
   }
 
   /**
    * Gets the name assigned to the handled exception, if any.
-   * `e` in `except* Py::ExceptionType as e:`
+   * `e` in `except* ExceptionType as e:`
    */
   ControlFlowNode getName() {
     this.getBasicBlock().dominates(result.getBasicBlock()) and
-    result.getNode() = this.getNode().(Py::ExceptGroupStmt).getName()
+    result = this.getNode().(ExceptGroupStmt).getName().getAFlowNode()
   }
 }
 
 private module Scopes {
   private predicate fast_local(NameNode n) {
-    exists(Py::FastLocalVariable v |
+    exists(FastLocalVariable v |
       n.uses(v) and
       v.getScope() = n.getScope()
     )
@@ -956,15 +952,15 @@ private module Scopes {
   predicate local(NameNode n) {
     fast_local(n)
     or
-    exists(Py::SsaVariable var |
+    exists(SsaVariable var |
       var.getAUse() = n and
-      n.getScope() instanceof Py::Class and
+      n.getScope() instanceof Class and
       exists(var.getDefinition())
     )
   }
 
   predicate non_local(NameNode n) {
-    exists(Py::FastLocalVariable flv |
+    exists(FastLocalVariable flv |
       flv.getALoad() = n.getNode() and
       not flv.getScope() = n.getScope()
     )
@@ -972,20 +968,20 @@ private module Scopes {
 
   // magic is fine, but we get questionable join-ordering of it
   pragma[nomagic]
-  predicate use_of_global_variable(NameNode n, Py::Module scope, string name) {
+  predicate use_of_global_variable(NameNode n, Module scope, string name) {
     n.isLoad() and
     not non_local(n) and
-    not exists(Py::SsaVariable var | var.getAUse() = n |
-      var.getVariable() instanceof Py::FastLocalVariable
+    not exists(SsaVariable var | var.getAUse() = n |
+      var.getVariable() instanceof FastLocalVariable
       or
-      n.getScope() instanceof Py::Class and
+      n.getScope() instanceof Class and
       not maybe_undefined(var)
     ) and
     name = n.getId() and
     scope = n.getEnclosingModule()
   }
 
-  private predicate maybe_undefined(Py::SsaVariable var) {
+  private predicate maybe_undefined(SsaVariable var) {
     not exists(var.getDefinition()) and not py_ssa_phi(var, _)
     or
     var.getDefinition().isDelete()
@@ -1062,13 +1058,13 @@ class BasicBlock extends @py_flow_node {
   private predicate oneNodeBlock() { this.firstNode() = this.getLastNode() }
 
   private predicate startLocationInfo(string file, int line, int col) {
-    if this.firstNode().getNode() instanceof Py::Scope
+    if this.firstNode().getNode() instanceof Scope
     then this.firstNode().getASuccessor().getLocation().hasLocationInfo(file, line, col, _, _)
     else this.firstNode().getLocation().hasLocationInfo(file, line, col, _, _)
   }
 
   private predicate endLocationInfo(int endl, int endc) {
-    if this.getLastNode().getNode() instanceof Py::Scope and not this.oneNodeBlock()
+    if this.getLastNode().getNode() instanceof Scope and not this.oneNodeBlock()
     then this.getLastNode().getAPredecessor().getLocation().hasLocationInfo(_, _, _, endl, endc)
     else this.getLastNode().getLocation().hasLocationInfo(_, _, _, endl, endc)
   }
@@ -1085,7 +1081,7 @@ class BasicBlock extends @py_flow_node {
 
   /** Whether flow from this basic block reaches a normal exit from its scope */
   predicate reachesExit() {
-    exists(Py::Scope s | s.getANormalExit().getBasicBlock() = this)
+    exists(Scope s | s.getANormalExit().getBasicBlock() = this)
     or
     this.getASuccessor().reachesExit()
   }
@@ -1126,7 +1122,7 @@ class BasicBlock extends @py_flow_node {
 
   /** Gets the scope of this block */
   pragma[nomagic]
-  Py::Scope getScope() {
+  Scope getScope() {
     exists(ControlFlowNode n | n.getBasicBlock() = this |
       /* Take care not to use an entry or exit node as that node's scope will be the outer scope */
       not py_scope_flow(n, _, -1) and
@@ -1149,17 +1145,17 @@ class BasicBlock extends @py_flow_node {
   predicate reaches(BasicBlock other) { this = other or this.strictlyReaches(other) }
 
   /**
-   * Gets the `Py::ConditionBlock`, if any, that controls this block and
-   * does not control any other `Py::ConditionBlock`s that control this block.
-   * That is the `Py::ConditionBlock` that is closest dominator.
+   * Gets the `ConditionBlock`, if any, that controls this block and
+   * does not control any other `ConditionBlock`s that control this block.
+   * That is the `ConditionBlock` that is closest dominator.
    */
-  Py::ConditionBlock getImmediatelyControllingBlock() {
+  ConditionBlock getImmediatelyControllingBlock() {
     result = this.nonControllingImmediateDominator*().getImmediateDominator()
   }
 
   private BasicBlock nonControllingImmediateDominator() {
     result = this.getImmediateDominator() and
-    not result.(Py::ConditionBlock).controls(this, _)
+    not result.(ConditionBlock).controls(this, _)
   }
 
   /**
@@ -1179,7 +1175,7 @@ private class ControlFlowNodeAlias = ControlFlowNode;
 
 final private class FinalBasicBlock = BasicBlock;
 
-module Cfg implements BB::CfgSig<Py::Location> {
+module Cfg implements BB::CfgSig<Location> {
   private import codeql.controlflow.SuccessorType
 
   class ControlFlowNode = ControlFlowNodeAlias;
@@ -1190,7 +1186,7 @@ module Cfg implements BB::CfgSig<Py::Location> {
     // Using the location of the first node is simple
     // and we just need a way to identify the basic block
     // during debugging, so this will be serviceable.
-    Py::Location getLocation() { result = super.getNode(0).getLocation() }
+    Location getLocation() { result = super.getNode(0).getLocation() }
 
     int length() { result = count(int i | exists(this.getNode(i))) }
 

python/ql/lib/semmle/python/Function.qll

@@ -2,7 +2,6 @@ overlay[local]
 module;
 
 import python
-private import semmle.python.controlflow.internal.Cfg as Cfg
 
 /**
  * A function, independent of defaults and binding.
@@ -154,16 +153,8 @@ class Function extends Function_, Scope, AstNode {
 
   override predicate contains(AstNode inner) { Scope.super.contains(inner) }
 
-  /**
-   * DEPRECATED: bind a `Return` node explicitly instead, e.g.
-   * `exists(Return ret | ret.getScope() = this and n.getNode() = ret.getValue())`.
-   * This API is being phased out together with `AstNode.getAFlowNode()` to
-   * untangle the AST and CFG hierarchies.
-   *
-   * Gets a control flow node for a return value of this function, from the
-   * new (shared) CFG.
-   */
-  deprecated Cfg::ControlFlowNode getAReturnValueFlowNode() {
+  /** Gets a control flow node for a return value of this function */
+  ControlFlowNode getAReturnValueFlowNode() {
     exists(Return ret |
       ret.getScope() = this and
       ret.getValue() = result.getNode()

python/ql/lib/semmle/python/Import.qll

@@ -162,6 +162,8 @@ class ImportMember extends ImportMember_ {
   string getImportedModuleName() {
     result = this.getModule().(ImportExpr).getImportedModuleName() + "." + this.getName()
   }
+
+  override ImportMemberNode getAFlowNode() { result = super.getAFlowNode() }
 }
 
 /** An import statement */

python/ql/lib/semmle/python/SelfAttribute.qll

@@ -46,23 +46,20 @@ class SelfAttributeRead extends SelfAttribute {
   }
 
   predicate guardedByHasattr() {
-    exists(Variable var, ControlFlowNode n, ControlFlowNode this_, ControlFlowNode obj_ |
-      this_.getNode() = this and obj_.getNode() = this.getObject()
-    |
-      var.getAUse() = obj_ and
+    exists(Variable var, ControlFlowNode n |
+      var.getAUse() = this.getObject().getAFlowNode() and
       hasattr(n, var.getAUse(), this.getName()) and
-      n.strictlyDominates(this_)
+      n.strictlyDominates(this.getAFlowNode())
     )
   }
 
   pragma[noinline]
   predicate locallyDefined() {
-    exists(SelfAttributeStore store, ControlFlowNode store_, ControlFlowNode this_ |
-      store_.getNode() = store and this_.getNode() = this
-    |
+    exists(SelfAttributeStore store |
       this.getName() = store.getName() and
-      this.getScope() = store.getScope() and
-      store_.strictlyDominates(this_)
+      this.getScope() = store.getScope()
+    |
+      store.getAFlowNode().strictlyDominates(this.getAFlowNode())
     )
   }
 }

python/ql/lib/semmle/python/dataflow/new/BarrierGuards.qll

@@ -1,43 +1,36 @@
 /** Provides commonly used BarrierGuards. */
 
 private import python
-private import semmle.python.controlflow.internal.Cfg as Cfg
 private import semmle.python.dataflow.new.DataFlow
 
-private predicate constCompare(DataFlow::GuardNode g, Cfg::ControlFlowNode node, boolean branch) {
-  exists(Cfg::CompareNode cn | cn = g |
-    exists(ImmutableLiteral const, Cmpop op, Cfg::ControlFlowNode c |
-      c.getNode() = const and
-      (
-        op = any(Eq eq) and branch = true
-        or
-        op = any(NotEq ne) and branch = false
-      )
-    |
-      cn.operands(c, op, node)
+private predicate constCompare(DataFlow::GuardNode g, ControlFlowNode node, boolean branch) {
+  exists(CompareNode cn | cn = g |
+    exists(ImmutableLiteral const, Cmpop op |
+      op = any(Eq eq) and branch = true
       or
-      cn.operands(node, op, c)
+      op = any(NotEq ne) and branch = false
+    |
+      cn.operands(const.getAFlowNode(), op, node)
+      or
+      cn.operands(node, op, const.getAFlowNode())
     )
     or
-    exists(NameConstant const, Cmpop op, Cfg::ControlFlowNode c |
-      c.getNode() = const and
-      (
-        op = any(Is is_) and branch = true
-        or
-        op = any(IsNot isn) and branch = false
-      )
-    |
-      cn.operands(c, op, node)
+    exists(NameConstant const, Cmpop op |
+      op = any(Is is_) and branch = true
       or
-      cn.operands(node, op, c)
+      op = any(IsNot isn) and branch = false
+    |
+      cn.operands(const.getAFlowNode(), op, node)
+      or
+      cn.operands(node, op, const.getAFlowNode())
     )
     or
-    exists(Cfg::IterableNode const_iterable, Cmpop op |
+    exists(IterableNode const_iterable, Cmpop op |
       op = any(In in_) and branch = true
       or
       op = any(NotIn ni) and branch = false
     |
-      forall(Cfg::ControlFlowNode elem | elem = const_iterable.getAnElement() |
+      forall(ControlFlowNode elem | elem = const_iterable.getAnElement() |
         elem.getNode() instanceof ImmutableLiteral
       ) and
       cn.operands(node, op, const_iterable)

python/ql/lib/semmle/python/dataflow/new/SensitiveDataSources.qll

@@ -4,7 +4,6 @@
  */
 
 private import python
-private import semmle.python.controlflow.internal.Cfg as Cfg
 private import semmle.python.dataflow.new.DataFlow
 // Need to import `semmle.python.Frameworks` since frameworks can extend `SensitiveDataSource::Range`
 private import semmle.python.Frameworks
@@ -106,7 +105,7 @@ private module SensitiveDataModeling {
       or
       // to cover functions that we don't have the definition for, and where the
       // reference to the function has not already been marked as being sensitive
-      this.getFunction().asCfgNode().(Cfg::NameNode).getId() = sensitiveString(classification)
+      this.getFunction().asCfgNode().(NameNode).getId() = sensitiveString(classification)
     }
 
     override SensitiveDataClassification getClassification() { result = classification }
@@ -252,12 +251,12 @@ private module SensitiveDataModeling {
     SensitiveDataClassification classification;
 
     SensitiveVariableAssignment() {
-      exists(Cfg::DefinitionNode def |
-        def.(Cfg::NameNode).getId() = sensitiveString(classification) and
+      exists(DefinitionNode def |
+        def.(NameNode).getId() = sensitiveString(classification) and
         (
           this.asCfgNode() = def.getValue()
           or
-          this.asCfgNode() = def.getValue().(Cfg::ForNode).getSequence()
+          this.asCfgNode() = def.getValue().(ForNode).getSequence()
         ) and
         not this.asExpr() instanceof FunctionExpr and
         not this.asExpr() instanceof ClassExpr
@@ -294,7 +293,7 @@ private module SensitiveDataModeling {
     SensitiveDataClassification classification;
 
     SensitiveSubscript() {
-      this.asCfgNode().(Cfg::SubscriptNode).getIndex() =
+      this.asCfgNode().(SubscriptNode).getIndex() =
         sensitiveLookupStringConst(classification).asCfgNode()
     }