mirror of
https://github.com/pre-commit/pre-commit.git
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90 lines
2.8 KiB
Python
90 lines
2.8 KiB
Python
from asottile.ordereddict import OrderedDict
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from pre_commit.languages.all import languages
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from pre_commit.manifest import Manifest
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from pre_commit.prefixed_command_runner import PrefixedCommandRunner
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from pre_commit.util import cached_property
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class Repository(object):
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def __init__(self, repo_config, repo_path_getter):
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self.repo_config = repo_config
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self.repo_path_getter = repo_path_getter
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self.__installed = False
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@classmethod
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def create(cls, config, store):
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repo_path_getter = store.get_repo_path_getter(
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config['repo'], config['sha']
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)
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return cls(config, repo_path_getter)
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@cached_property
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def repo_url(self):
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return self.repo_config['repo']
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@cached_property
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def sha(self):
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return self.repo_config['sha']
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@cached_property
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def languages(self):
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return set(hook['language'] for hook in self.hooks.values())
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@cached_property
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def hooks(self):
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# TODO: merging in manifest dicts is a smell imo
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return OrderedDict(
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(hook['id'], dict(hook, **self.manifest.hooks[hook['id']]))
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for hook in self.repo_config['hooks']
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)
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@cached_property
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def manifest(self):
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return Manifest(self.repo_path_getter)
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def get_cmd_runner(self, hooks_cmd_runner):
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# TODO: this effectively throws away the original cmd runner
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return PrefixedCommandRunner.from_command_runner(
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hooks_cmd_runner, self.repo_path_getter.repo_path,
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)
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def require_installed(self, cmd_runner):
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if self.__installed:
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return
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self.install(cmd_runner)
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self.__installed = True
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def install(self, cmd_runner):
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"""Install the hook repository.
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Args:
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cmd_runner - A `PrefixedCommandRunner` bound to the hooks workspace
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"""
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repo_cmd_runner = self.get_cmd_runner(cmd_runner)
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for language_name in self.languages:
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language = languages[language_name]
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if (
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language.ENVIRONMENT_DIR is None or
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repo_cmd_runner.exists(language.ENVIRONMENT_DIR)
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):
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# The language is already installed
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continue
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language.install_environment(repo_cmd_runner)
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def run_hook(self, cmd_runner, hook_id, file_args):
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"""Run a hook.
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Args:
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cmd_runner - A `PrefixedCommandRunner` bound to the hooks workspace
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hook_id - Id of the hook
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file_args - List of files to run
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"""
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self.require_installed(cmd_runner)
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repo_cmd_runner = self.get_cmd_runner(cmd_runner)
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hook = self.hooks[hook_id]
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return languages[hook['language']].run_hook(
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repo_cmd_runner, hook, file_args,
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)
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