mirror of
https://github.com/pre-commit/pre-commit.git
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37 lines
1.0 KiB
Python
37 lines
1.0 KiB
Python
from __future__ import unicode_literals
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from sys import platform
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from pre_commit.languages.helpers import file_args_to_stdin
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from pre_commit.util import shell_escape
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ENVIRONMENT_DIR = None
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def install_environment(repo_cmd_runner,
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version='default',
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additional_dependencies=None):
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"""Installation for pcre type is a noop."""
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raise AssertionError('Cannot install pcre repo.')
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def run_hook(repo_cmd_runner, hook, file_args):
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grep_command = 'grep -H -n -P'
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if platform == 'darwin': # pragma: no cover (osx)
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grep_command = 'ggrep -H -n -P'
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# For PCRE the entry is the regular expression to match
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return repo_cmd_runner.run(
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[
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'xargs', '-0', 'sh', '-c',
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# Grep usually returns 0 for matches, and nonzero for non-matches
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# so we flip it here.
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'! {0} {1} $@'.format(grep_command, shell_escape(hook['entry'])),
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'--',
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],
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stdin=file_args_to_stdin(file_args),
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retcode=None,
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encoding=None,
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)
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