Files
pre-commit/pre_commit/languages/perl.py
2023-01-16 15:36:29 -05:00

59 lines
1.6 KiB
Python

from __future__ import annotations
import contextlib
import os
import shlex
from typing import Generator
from typing import Sequence
from pre_commit.envcontext import envcontext
from pre_commit.envcontext import PatchesT
from pre_commit.envcontext import Var
from pre_commit.hook import Hook
from pre_commit.languages import helpers
from pre_commit.prefix import Prefix
ENVIRONMENT_DIR = 'perl_env'
get_default_version = helpers.basic_get_default_version
health_check = helpers.basic_health_check
def get_env_patch(venv: str) -> PatchesT:
return (
('PATH', (os.path.join(venv, 'bin'), os.pathsep, Var('PATH'))),
('PERL5LIB', os.path.join(venv, 'lib', 'perl5')),
('PERL_MB_OPT', f'--install_base {shlex.quote(venv)}'),
(
'PERL_MM_OPT', (
f'INSTALL_BASE={shlex.quote(venv)} '
f'INSTALLSITEMAN1DIR=none INSTALLSITEMAN3DIR=none'
),
),
)
@contextlib.contextmanager
def in_env(prefix: Prefix, version: str) -> Generator[None, None, None]:
envdir = helpers.environment_dir(prefix, ENVIRONMENT_DIR, version)
with envcontext(get_env_patch(envdir)):
yield
def install_environment(
prefix: Prefix, version: str, additional_dependencies: Sequence[str],
) -> None:
helpers.assert_version_default('perl', version)
with in_env(prefix, version):
helpers.run_setup_cmd(
prefix, ('cpan', '-T', '.', *additional_dependencies),
)
def run_hook(
hook: Hook,
file_args: Sequence[str],
color: bool,
) -> tuple[int, bytes]:
return helpers.run_xargs(hook, hook.cmd, file_args, color=color)