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39 lines
988 B
Python
39 lines
988 B
Python
from __future__ import unicode_literals
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from sys import platform
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from pre_commit.languages import helpers
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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(
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repo_cmd_runner,
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version='default',
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additional_dependencies=(),
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):
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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 = '{0} -H -n -P'.format(
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'ggrep' if platform == 'darwin' else 'grep',
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)
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# For PCRE the entry is the regular expression to match
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return helpers.run_hook(
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(
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'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} {2} $@'.format(
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grep_command, ' '.join(hook['args']),
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shell_escape(hook['entry']),
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),
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'--',
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),
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file_args,
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)
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