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27 lines
717 B
Plaintext
27 lines
717 B
Plaintext
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import python
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import semmle.python.regex
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predicate part(Regex r, int start, int end, string kind) {
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r.alternation(start, end) and kind = "choice"
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or
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r.normalCharacter(start, end) and kind = "char"
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or
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r.specialCharacter(start, end, kind)
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or
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r.sequence(start, end) and kind = "sequence"
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or
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r.charSet(start, end) and kind = "char-set"
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or
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r.zeroWidthMatch(start, end) and kind = "empty group"
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or
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r.group(start, end) and not r.zeroWidthMatch(start, end) and kind = "non-empty group"
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or
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r.qualifiedItem(start, end, _) and kind = "qualified"
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}
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from Regex r, int start, int end, string kind
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where part(r, start, end, kind)
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select r.getText(), kind, start, end
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