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Rewrite the hook template in python

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This commit is contained in:
Anthony Sottile 2018-02-03 18:57:59 -08:00
parent 64ff7677fa
commit 5c90c1a68f
5 changed files with 213 additions and 132 deletions
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44
pre_commit/commands/install_uninstall.py
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@ -3,7 +3,6 @@ from __future__ import unicode_literals
import io
import os.path
import pipes
import sys
from pre_commit import output
@ -21,6 +20,8 @@ PRIOR_HASHES = (
'e358c9dae00eac5d06b38dfdb1e33a8c',
)
CURRENT_HASH = '138fd403232d2ddd5efb44317e38bf03'
TEMPLATE_START = '# start templated\n'
TEMPLATE_END = '# end templated\n'
def is_our_script(filename):
@ -50,32 +51,27 @@ def install(
elif os.path.exists(legacy_path):
output.write_line(
'Running in migration mode with existing hooks at {}\n'
'Use -f to use only pre-commit.'.format(
legacy_path,
),
'Use -f to use only pre-commit.'.format(legacy_path),
)
with io.open(hook_path, 'w') as pre_commit_file_obj:
if hook_type == 'pre-push':
with io.open(resource_filename('pre-push-tmpl')) as f:
hook_specific_contents = f.read()
elif hook_type == 'commit-msg':
with io.open(resource_filename('commit-msg-tmpl')) as f:
hook_specific_contents = f.read()
elif hook_type == 'pre-commit':
hook_specific_contents = ''
else:
raise AssertionError('Unknown hook type: {}'.format(hook_type))
params = {
'CONFIG': runner.config_file,
'HOOK_TYPE': hook_type,
'INSTALL_PYTHON': sys.executable,
'SKIP_ON_MISSING_CONFIG': skip_on_missing_conf,
}
skip_on_missing_conf = 'true' if skip_on_missing_conf else 'false'
contents = io.open(resource_filename('hook-tmpl')).read().format(
sys_executable=pipes.quote(sys.executable),
hook_type=hook_type,
hook_specific=hook_specific_contents,
config_file=runner.config_file,
skip_on_missing_conf=skip_on_missing_conf,
)
pre_commit_file_obj.write(contents)
with io.open(hook_path, 'w') as hook_file:
with io.open(resource_filename('hook-tmpl')) as f:
contents = f.read()
before, rest = contents.split(TEMPLATE_START)
to_template, after = rest.split(TEMPLATE_END)
hook_file.write(before + TEMPLATE_START)
for line in to_template.splitlines():
var = line.split()[0]
hook_file.write('{} = {!r}\n'.format(var, params[var]))
hook_file.write(TEMPLATE_END + after)
make_executable(hook_path)
output.write_line('pre-commit installed at {}'.format(hook_path))