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23 lines
788 B
Plaintext
23 lines
788 B
Plaintext
/**
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* @name Assignment to constant
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* @description Assigning to a variable that is declared 'const' has either no effect or leads to a
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* runtime error, depending on the platform.
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* @kind problem
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* @problem.severity error
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* @id js/assignment-to-constant
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* @tags reliability
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* correctness
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* @precision very-high
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*/
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import javascript
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import semmle.javascript.RestrictedLocations
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from ConstDeclStmt cds, VariableDeclarator decl, VarDef def, Variable v
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where decl = cds.getADecl() and
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def.getAVariable() = v and
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decl.getBindingPattern().getAVariable() = v and
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def != decl and
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def.(ExprOrStmt).getTopLevel() = decl.getTopLevel()
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select def.(FirstLineOf), "Assignment to variable " + v.getName() + ", which is $@ constant.", cds, "declared"
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