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Fix Catastophic Backtracking for Indirect Reference #509

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merged 3 commits into from
Feb 2, 2022
Merged

Fix Catastophic Backtracking for Indirect Reference #509

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8a5764c
Update regex to avoid catastrophic backtracking
jpdakran Feb 1, 2022
4ad4b69
Merge remote-tracking branch 'origin/master' into jdakran_fix_catastr…
jpdakran Feb 2, 2022
f0351f2
Keep regex the same. Only run heuristic for lines that are less than …
jpdakran Feb 2, 2022
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2 changes: 1 addition & 1 deletion detect_secrets/filters/heuristic.py
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Original file line number Diff line number Diff line change
Expand Up @@ -181,7 +181,7 @@ def _get_indirect_reference_regex() -> Pattern:
# [^\v]* -> Something except line breaks
# [\]\)] -> End of indirect reference: ] or )
# )
return re.compile(r'([^\v=!:]*)\s*(:=?|[!=]{1,3})\s*([\w.-]+[\[\(][^\v]*[\]\)])')
return re.compile(r'(\w+)\s*(:=?|[!=]{1,3})\s*([\w.-]+[\[\(][^\v]*[\]\)])')
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def is_lock_file(filename: str) -> bool:
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