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skip expressions that are alone in a file for js/useless-expression

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Erik Krogh Kristensen
2020-05-04 09:08:41 +02:00
parent 33f4503ac3
commit cee986fa76
1 changed files with 3 additions and 1 deletions
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4
javascript/ql/src/Expressions/ExprHasNoEffect.qll
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@@ -158,5 +158,7 @@ predicate hasNoEffect(Expr e) {
// exclude block-level flow type annotations. For example: `(name: empty)`.
not e.(ParExpr).getExpression().getLastToken().getNextToken().getValue() = ":" and
// exclude the first statement of a try block
not e = any(TryStmt stmt).getBody().getStmt(0).(ExprStmt).getExpr()
not e = any(TryStmt stmt).getBody().getStmt(0).(ExprStmt).getExpr() and
// exclude expressions that are alone in a file
not e.getParent().(ExprStmt).getParent().(TopLevel).getNumChild() = 1
}