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proc
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opt
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hc_python
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lib
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python3.8
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site-packages
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pre_commit
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languages
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from __future__ import annotations import contextlib import functools import importlib.resources import os.path import shutil import tarfile from typing import Generator from typing import IO from typing import Sequence import pre_commit.constants as C from pre_commit import lang_base from pre_commit.envcontext import envcontext from pre_commit.envcontext import PatchesT from pre_commit.envcontext import UNSET from pre_commit.envcontext import Var from pre_commit.prefix import Prefix from pre_commit.util import CalledProcessError ENVIRONMENT_DIR = 'rbenv' health_check = lang_base.basic_health_check run_hook = lang_base.basic_run_hook def _resource_bytesio(filename: str) -> IO[bytes]: return importlib.resources.open_binary('pre_commit.resources', filename) @functools.lru_cache(maxsize=1) def get_default_version() -> str: if all(lang_base.exe_exists(exe) for exe in ('ruby', 'gem')): return 'system' else: return C.DEFAULT def get_env_patch( venv: str, language_version: str, ) -> PatchesT: patches: PatchesT = ( ('GEM_HOME', os.path.join(venv, 'gems')), ('GEM_PATH', UNSET), ('BUNDLE_IGNORE_CONFIG', '1'), ) if language_version == 'system': patches += ( ( 'PATH', ( os.path.join(venv, 'gems', 'bin'), os.pathsep, Var('PATH'), ), ), ) else: # pragma: win32 no cover patches += ( ('RBENV_ROOT', venv), ( 'PATH', ( os.path.join(venv, 'gems', 'bin'), os.pathsep, os.path.join(venv, 'shims'), os.pathsep, os.path.join(venv, 'bin'), os.pathsep, Var('PATH'), ), ), ) if language_version not in {'system', 'default'}: # pragma: win32 no cover patches += (('RBENV_VERSION', language_version),) return patches @contextlib.contextmanager def in_env(prefix: Prefix, version: str) -> Generator[None, None, None]: envdir = lang_base.environment_dir(prefix, ENVIRONMENT_DIR, version) with envcontext(get_env_patch(envdir, version)): yield def _extract_resource(filename: str, dest: str) -> None: with _resource_bytesio(filename) as bio: with tarfile.open(fileobj=bio) as tf: tf.extractall(dest) def _install_rbenv( prefix: Prefix, version: str, ) -> None: # pragma: win32 no cover envdir = lang_base.environment_dir(prefix, ENVIRONMENT_DIR, version) _extract_resource('rbenv.tar.gz', prefix.path('.')) shutil.move(prefix.path('rbenv'), envdir) # Only install ruby-build if the version is specified if version != C.DEFAULT: plugins_dir = os.path.join(envdir, 'plugins') _extract_resource('ruby-download.tar.gz', plugins_dir) _extract_resource('ruby-build.tar.gz', plugins_dir) def _install_ruby( prefix: Prefix, version: str, ) -> None: # pragma: win32 no cover try: lang_base.setup_cmd(prefix, ('rbenv', 'download', version)) except CalledProcessError: # pragma: no cover (usually find with download) # Failed to download from mirror for some reason, build it instead lang_base.setup_cmd(prefix, ('rbenv', 'install', version)) def install_environment( prefix: Prefix, version: str, additional_dependencies: Sequence[str], ) -> None: envdir = lang_base.environment_dir(prefix, ENVIRONMENT_DIR, version) if version != 'system': # pragma: win32 no cover _install_rbenv(prefix, version) with in_env(prefix, version): # Need to call this before installing so rbenv's directories # are set up lang_base.setup_cmd(prefix, ('rbenv', 'init', '-')) if version != C.DEFAULT: _install_ruby(prefix, version) # Need to call this after installing to set up the shims lang_base.setup_cmd(prefix, ('rbenv', 'rehash')) with in_env(prefix, version): lang_base.setup_cmd( prefix, ('gem', 'build', *prefix.star('.gemspec')), ) lang_base.setup_cmd( prefix, ( 'gem', 'install', '--no-document', '--no-format-executable', '--no-user-install', '--install-dir', os.path.join(envdir, 'gems'), '--bindir', os.path.join(envdir, 'gems', 'bin'), *prefix.star('.gem'), *additional_dependencies, ), )
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