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https://github.com/pre-commit/pre-commit-hooks.git
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40 lines
976 B
Python
40 lines
976 B
Python
from __future__ import print_function
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import argparse
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import sys
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import yaml
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try:
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from yaml.cyaml import CSafeLoader as Loader
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except ImportError: # pragma: no cover (no libyaml-dev / pypy)
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Loader = yaml.SafeLoader
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def _load_all(*args, **kwargs):
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# need to exhaust the generator
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return tuple(yaml.load_all(*args, **kwargs))
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def check_yaml(argv=None):
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parser = argparse.ArgumentParser()
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parser.add_argument(
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'-m', '--allow-multiple-documents', dest='yaml_load_fn',
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action='store_const', const=_load_all, default=yaml.load,
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)
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parser.add_argument('filenames', nargs='*', help='Yaml filenames to check.')
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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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args.yaml_load_fn(open(filename), Loader=Loader)
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except yaml.YAMLError as exc:
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print(exc)
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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(check_yaml())
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