40 lines
1.3 KiB
Python
40 lines
1.3 KiB
Python
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#!/usr/bin/env python3
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# Copyright 2020 Google LLC
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#
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# Licensed under the the Apache License v2.0 with LLVM Exceptions (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# https://llvm.org/LICENSE.txt
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import re
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import sys
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import pathspec
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# Takes an output of git diff and removes files ignored by patten specified by ignore file.
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def main():
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argv = sys.argv[1:]
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if not argv:
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print("Please provide a path to .ignore file.")
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sys.exit(1)
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ignore = pathspec.PathSpec.from_lines(pathspec.patterns.GitWildMatchPattern,
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open(argv[0], 'r').readlines())
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good = True
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for line in sys.stdin:
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match = re.search(r'^diff --git a/(.*) b/(.*)$', line)
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if match:
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good = not (ignore.match_file(match.group(1)) and ignore.match_file(match.group(2)))
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if not good:
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continue
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sys.stdout.write(line)
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if __name__ == "__main__":
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main()
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