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AST: add MethodCall as a subclass of Call

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This commit is contained in:
Arthur Baars
2021-02-22 12:31:11 +01:00
parent 5fe7bd57fa
commit 79bb20b31f
12 changed files with 89 additions and 73 deletions
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36
ql/src/codeql_ruby/ast/internal/Call.qll
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@@ -6,26 +6,34 @@ private import codeql_ruby.ast.internal.Variable
module Call {
abstract class Range extends Expr::Range {
abstract Expr getArgument(int n);
override predicate child(string label, AstNode::Range child) {
label = "getArgument" and child = getArgument(_)
}
}
}
module MethodCall {
abstract class Range extends Call::Range {
abstract Block getBlock();
abstract Expr getReceiver();
abstract string getMethodName();
abstract Expr getArgument(int n);
abstract Block getBlock();
override string toString() { result = "call to " + this.getMethodName() }
final override predicate child(string label, AstNode::Range child) {
label = "getReceiver" and child = getReceiver()
super.child(label, child)
or
label = "getArgument" and child = getArgument(_)
label = "getReceiver" and child = getReceiver()
or
label = "getBlock" and child = getBlock()
}
}
private class IdentifierCallRange extends Call::Range, @token_identifier {
private class IdentifierCallRange extends MethodCall::Range, @token_identifier {
final override Generated::Identifier generated;
IdentifierCallRange() { vcall(this) and not access(this, _) }
@@ -39,7 +47,7 @@ module Call {
final override Block getBlock() { none() }
}
private class ScopeResolutionIdentifierCallRange extends Call::Range, @scope_resolution {
private class ScopeResolutionIdentifierCallRange extends MethodCall::Range, @scope_resolution {
final override Generated::ScopeResolution generated;
Generated::Identifier identifier;
@@ -57,7 +65,7 @@ module Call {
final override Block getBlock() { none() }
}
private class RegularCallRange extends Call::Range, @call {
private class RegularCallRange extends MethodCall::Range, @call {
final override Generated::Call generated;
final override Expr getReceiver() {
@@ -88,7 +96,7 @@ module Call {
}
module ElementReference {
class Range extends Call::Range, @element_reference {
class Range extends MethodCall::Range, @element_reference {
final override Generated::ElementReference generated;
final override Expr getReceiver() { result = generated.getObject() }
@@ -107,18 +115,14 @@ module YieldCall {
class Range extends Call::Range, @yield {
final override Generated::Yield generated;
final override Expr getReceiver() { none() }
final override string getMethodName() { result = "yield" }
final override Expr getArgument(int n) { result = generated.getChild().getChild(n) }
final override Block getBlock() { none() }
final override string toString() { result = "yield ..." }
}
}
module SuperCall {
abstract class Range extends Call::Range { }
abstract class Range extends MethodCall::Range { }
private class SuperTokenCallRange extends SuperCall::Range, @token_super {
final override Generated::Super generated;