Files
pre-commit/pre_commit/languages/swift.py
2017-01-13 13:05:44 -08:00

63 lines
1.5 KiB
Python

from __future__ import unicode_literals
import contextlib
import os
from pre_commit.envcontext import envcontext
from pre_commit.envcontext import Var
from pre_commit.languages import helpers
from pre_commit.util import clean_path_on_failure
from pre_commit.xargs import xargs
ENVIRONMENT_DIR = 'swift_env'
BUILD_DIR = '.build'
BUILD_CONFIG = 'release'
def get_env_patch(venv):
bin_path = os.path.join(venv, BUILD_DIR, BUILD_CONFIG)
patches = (
('PATH', (
bin_path, os.pathsep, Var('PATH'),
)),
)
return patches
@contextlib.contextmanager
def in_env(repo_cmd_runner):
envdir = os.path.join(
repo_cmd_runner.prefix_dir,
helpers.environment_dir(ENVIRONMENT_DIR, 'default'),
)
with envcontext(get_env_patch(envdir)):
yield
def install_environment(
repo_cmd_runner,
version='default',
additional_dependencies=(),
):
assert version == 'default', (
'Pre-commit does not support language_version for docker '
)
directory = repo_cmd_runner.path(helpers.environment_dir(
ENVIRONMENT_DIR, 'default',
))
# Build the swift package
with clean_path_on_failure(directory):
os.mkdir(directory)
repo_cmd_runner.run((
'swift', 'build',
'-C', '{prefix}',
'-c', BUILD_CONFIG,
'--build-path', os.path.join(directory, BUILD_DIR),
))
def run_hook(repo_cmd_runner, hook, file_args):
with in_env(repo_cmd_runner):
return xargs(helpers.to_cmd(hook), file_args)