1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
|
from __future__ import annotations
import contextlib
import functools
import os.path
import shutil
import tarfile
from typing import Generator
from typing import Sequence
import pre_commit.constants as C
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.languages import helpers
from pre_commit.prefix import Prefix
from pre_commit.util import CalledProcessError
from pre_commit.util import resource_bytesio
ENVIRONMENT_DIR = 'rbenv'
health_check = helpers.basic_health_check
run_hook = helpers.basic_run_hook
@functools.lru_cache(maxsize=1)
def get_default_version() -> str:
if all(helpers.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'),
('BUNDLE_GEMFILE', os.devnull),
)
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 = helpers.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 = helpers.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:
helpers.run_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
helpers.run_setup_cmd(prefix, ('rbenv', 'install', version))
def install_environment(
prefix: Prefix, version: str, additional_dependencies: Sequence[str],
) -> None:
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
helpers.run_setup_cmd(prefix, ('rbenv', 'init', '-'))
if version != C.DEFAULT:
_install_ruby(prefix, version)
# Need to call this after installing to set up the shims
helpers.run_setup_cmd(prefix, ('rbenv', 'rehash'))
with in_env(prefix, version):
helpers.run_setup_cmd(
prefix, ('gem', 'build', *prefix.star('.gemspec')),
)
helpers.run_setup_cmd(
prefix,
(
'gem', 'install',
'--no-document', '--no-format-executable',
'--no-user-install',
*prefix.star('.gem'), *additional_dependencies,
),
)
|