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Each set of additional dependencies gets its own env

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This commit is contained in:
Anthony Sottile 2018-02-24 14:29:32 -08:00
parent 29715c9268
commit b827694520
5 changed files with 62 additions and 112 deletions
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64
pre_commit/repository.py
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@ -7,7 +7,6 @@ import os
import pipes
import shutil
import sys
from collections import defaultdict
import pkg_resources
from cached_property import cached_property
@ -149,22 +148,11 @@ class Repository(object):
else:
return cls(config, store)
@cached_property
def _repo_path(self):
return self.store.clone(
self.repo_config['repo'], self.repo_config['sha'],
)
@cached_property
def _prefix(self):
return Prefix(self._repo_path)
def _prefix_from_deps(self, language_name, deps):
return self._prefix
@cached_property
def manifest_hooks(self):
manifest_path = os.path.join(self._repo_path, C.MANIFEST_FILE)
repo, sha = self.repo_config['repo'], self.repo_config['sha']
repo_path = self.store.clone(repo, sha)
manifest_path = os.path.join(repo_path, C.MANIFEST_FILE)
return {hook['id']: hook for hook in load_manifest(manifest_path)}
@cached_property
@ -185,21 +173,25 @@ class Repository(object):
for hook in self.repo_config['hooks']
)
@cached_property
def _prefix_from_deps(self, language_name, deps):
repo, sha = self.repo_config['repo'], self.repo_config['sha']
return Prefix(self.store.clone(repo, sha, deps))
def _venvs(self):
deps_dict = defaultdict(_UniqueList)
for _, hook in self.hooks:
deps_dict[(hook['language'], hook['language_version'])].update(
hook['additional_dependencies'],
)
ret = []
for (language, version), deps in deps_dict.items():
ret.append((self._prefix, language, version, deps))
for _, hook in self.hooks:
language = hook['language']
version = hook['language_version']
deps = hook['additional_dependencies']
ret.append((
self._prefix_from_deps(language, deps),
language, version, deps,
))
return tuple(ret)
def require_installed(self):
if not self.__installed:
_install_all(self._venvs, self.repo_config['repo'], self.store)
_install_all(self._venvs(), self.repo_config['repo'], self.store)
self.__installed = True
def run_hook(self, hook, file_args):
@ -237,19 +229,6 @@ class LocalRepository(Repository):
for hook in self.repo_config['hooks']
)
@cached_property
def _venvs(self):
ret = []
for _, hook in self.hooks:
language = hook['language']
version = hook['language_version']
deps = hook['additional_dependencies']
ret.append((
self._prefix_from_deps(language, deps),
language, version, deps,
))
return tuple(ret)
class MetaRepository(LocalRepository):
@cached_property
@ -303,14 +282,3 @@ class MetaRepository(LocalRepository):
(hook['id'], _hook(self.manifest_hooks[hook['id']], hook))
for hook in self.repo_config['hooks']
)
class _UniqueList(list):
def __init__(self):
self._set = set()
def update(self, obj):
for item in obj:
if item not in self._set:
self._set.add(item)
self.append(item)