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runner.py
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from __future__ import unicode_literals
import os
import os.path
from cached_property import cached_property
import pre_commit.constants as C
from pre_commit import git
from pre_commit.clientlib.validate_config import load_config
from pre_commit.repository import Repository
from pre_commit.store import Store
class Runner(object):
"""A `Runner` represents the execution context of the hooks. Notably the
repository under test.
"""
def __init__(self, git_root):
self.git_root = git_root
@classmethod
def create(cls):
"""Creates a PreCommitRunner by doing the following:
- Finds the root of the current git repository
- chdirs to that directory
"""
root = git.get_root()
os.chdir(root)
return cls(root)
@cached_property
def config_file_path(self):
return os.path.join(self.git_root, C.CONFIG_FILE)
@cached_property
def repositories(self):
"""Returns a tuple of the configured repositories."""
config = load_config(self.config_file_path)
repositories = tuple(Repository.create(x, self.store) for x in config)
for repository in repositories:
repository.require_installed()
return repositories
def get_hook_path(self, hook_type):
return os.path.join(self.git_root, '.git', 'hooks', hook_type)
@cached_property
def pre_commit_path(self):
return self.get_hook_path('pre-commit')
@cached_property
def pre_push_path(self):
return self.get_hook_path('pre-push')
@cached_property
def cmd_runner(self):
# TODO: remove this and inline runner.store.cmd_runner
return self.store.cmd_runner
@cached_property
def store(self):
return Store()