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Simplify the matching of the last line
Signed-off-by: Gilles Peskine <Gilles.Peskine@arm.com>
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@ -261,12 +261,14 @@ class EntryFileSortKey:
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Return None if the file was never checked into git.
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"""
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hashes = subprocess.check_output(['git', 'log', '--format=%H', '--', filename])
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if not hashes:
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# The file was never checked in.
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m = re.search(b'(.+)$', hashes)
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if not m:
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# The git output is empty. This means that the file was
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# never checked in.
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return None
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hashes = hashes.rstrip(b'\n')
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last_hash = hashes[hashes.rfind(b'\n')+1:]
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return last_hash
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# The last commit in the log is the oldest one, which is when the
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# file was created.
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return m.group(0)
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@staticmethod
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def list_merges(some_hash, target, *options):
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