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https://github.com/pre-commit/pre-commit.git
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51248d1727
cpanminus is broadly compatible with our syntax use of cpan, but can offer additional benefits such as Pkg::Name@Version definitions, as well as built-in modules to reduce the environment requirements on the system when resolving dependencies. Tests have been updated to ensure functionality works with either utility.
57 lines
1.7 KiB
Python
57 lines
1.7 KiB
Python
from __future__ import annotations
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import contextlib
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import os
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import shlex
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from collections.abc import Generator
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from collections.abc import Sequence
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from pre_commit import lang_base
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from pre_commit.envcontext import envcontext
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from pre_commit.envcontext import PatchesT
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from pre_commit.envcontext import Var
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from pre_commit.prefix import Prefix
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ENVIRONMENT_DIR = 'perl_env'
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get_default_version = lang_base.basic_get_default_version
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health_check = lang_base.basic_health_check
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run_hook = lang_base.basic_run_hook
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def get_env_patch(venv: str) -> PatchesT:
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return (
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('PATH', (os.path.join(venv, 'bin'), os.pathsep, Var('PATH'))),
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('PERL5LIB', os.path.join(venv, 'lib', 'perl5')),
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('PERL_MB_OPT', f'--install_base {shlex.quote(venv)}'),
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(
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'PERL_MM_OPT', (
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f'INSTALL_BASE={shlex.quote(venv)} '
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f'INSTALLSITEMAN1DIR=none INSTALLSITEMAN3DIR=none'
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),
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),
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)
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@contextlib.contextmanager
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def in_env(prefix: Prefix, version: str) -> Generator[None, None, None]:
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envdir = lang_base.environment_dir(prefix, ENVIRONMENT_DIR, version)
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with envcontext(get_env_patch(envdir)):
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yield
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def install_environment(
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prefix: Prefix, version: str, additional_dependencies: Sequence[str],
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) -> None:
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lang_base.assert_version_default('perl', version)
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with in_env(prefix, version):
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if lang_base.exe_exists('cpanm'):
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lang_base.setup_cmd(
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prefix,
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('cpanm', '.', *additional_dependencies),
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)
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else:
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lang_base.setup_cmd(
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prefix,
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('cpan', '-T', '.', *additional_dependencies),
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)
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