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22 lines
863 B
Plaintext
22 lines
863 B
Plaintext
import python
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// Need to import since frameworks can extend the abstract `RegExpInterpretation::Range`
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private import semmle.python.Frameworks
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private import regexp.internal.RegExpTracking as RegExpTracking
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private import semmle.python.Concepts as Concepts
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private import semmle.python.regexp.RegexTreeView
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private import semmle.python.dataflow.new.DataFlow
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import regexp.internal.ParseRegExp
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/** Gets a parsed regular expression term that is executed at `exec`. */
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RegExpTerm getTermForExecution(Concepts::RegexExecution exec) {
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exists(DataFlow::Node source | source = RegExpTracking::regExpSource(exec.getRegex()) |
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result.getRegex() = source.asExpr() and
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result.isRootTerm()
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)
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}
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/** A StringLiteral used as a regular expression */
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deprecated class RegexString extends Regex {
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RegexString() { this = RegExpTracking::regExpSource(_).asExpr() }
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}
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