mirror of
https://github.com/pre-commit/pre-commit.git
synced 2026-01-13 20:40:08 -06:00
94 lines
2.3 KiB
Python
94 lines
2.3 KiB
Python
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from __future__ import print_function
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import argparse
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import re
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import sys
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from pre_commit.clientlib.validate_base import get_validator
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from pre_commit.util import entry
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class InvalidConfigError(ValueError): pass
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CONFIG_JSON_SCHEMA = {
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'type': 'array',
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'minItems': 1,
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'items': {
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'type': 'object',
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'properties': {
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'repo': {'type': 'string'},
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'sha': {'type': 'string'},
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'hooks': {
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'type': 'array',
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'minItems': 1,
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'items': {
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'type': 'object',
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'properties': {
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'id': {'type': 'string'},
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'files': {'type': 'string'},
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'exclude': {'type': 'string', 'default': '^$'},
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'args': {
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'type': 'array',
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'default': [],
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'items': {'type': 'string'},
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},
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},
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'required': ['id', 'files'],
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}
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}
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},
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'required': ['repo', 'sha', 'hooks'],
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}
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}
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def try_regex(repo, hook, value, field_name):
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try:
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re.compile(value)
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except re.error:
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raise InvalidConfigError(
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'Invalid {0} regex at {1}, {2}: {3}'.format(
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field_name, repo, hook, value,
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)
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)
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def validate_config_extra(config):
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for repo in config:
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for hook in repo['hooks']:
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try_regex(repo, hook['id'], hook['files'], 'files')
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try_regex(repo, hook['id'], hook['exclude'], 'exclude')
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load_config = get_validator(
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CONFIG_JSON_SCHEMA,
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InvalidConfigError,
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additional_validation_strategy=validate_config_extra,
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)
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@entry
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def run(argv):
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parser = argparse.ArgumentParser()
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parser.add_argument('filenames', nargs='*', help='Config filenames.')
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args = parser.parse_args(argv)
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retval = 0
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for filename in args.filenames:
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try:
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load_config(filename)
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except InvalidConfigError as e:
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print(e.args[0])
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# If we have more than one exception argument print the stringified
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# version
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if len(e.args) > 1:
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print(str(e.args[1]))
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retval = 1
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return retval
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if __name__ == '__main__':
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sys.exit(run())
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