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47 lines
1.3 KiB
Plaintext
47 lines
1.3 KiB
Plaintext
import codeql.Locations
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import ast.Call
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import ast.Control
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import ast.Constant
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import ast.Expr
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import ast.Literal
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import ast.Method
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import ast.Module
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import ast.Parameter
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import ast.Operation
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import ast.Pattern
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import ast.Scope
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import ast.Statement
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import ast.Variable
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private import ast.internal.AST
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/**
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* A node in the abstract syntax tree. This class is the base class for all Ruby
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* program elements.
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*/
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class AstNode extends @ast_node {
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AstNode::Range range;
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AstNode() { range = this }
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/**
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* Gets the name of a primary CodeQL class to which this node belongs.
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*
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* This predicate always has a result. If no primary class can be
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* determined, the result is `"???"`. If multiple primary classes match,
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* this predicate can have multiple results.
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*/
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string getAPrimaryQlClass() { result = "???" }
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/** Gets a textual representation of this node. */
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final string toString() { result = range.toString() }
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/** Gets the location of this node. */
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final Location getLocation() { result = range.getLocation() }
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/** Gets a child node of this `AstNode`. */
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final AstNode getAChild() { range.child(_, result) }
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/** Gets the parent of this `AstNode`, if this node is not a root node. */
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final AstNode getParent() { result.getAChild() = this }
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}
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