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.pre-commit
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.pre-commit
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#!/usr/bin/env python
"""File generated by pre-commit: https://pre-commit.com"""
from __future__ import print_function
import distutils.spawn
import os
import subprocess
import sys
# work around https://github.com/Homebrew/homebrew-core/issues/30445
os.environ.pop("__PYVENV_LAUNCHER__", None)
HERE = os.path.dirname(os.path.abspath(__file__))
Z40 = "0" * 40
ID_HASH = "138fd403232d2ddd5efb44317e38bf03"
# start templated
CONFIG = ".pre-commit-config.yaml"
HOOK_TYPE = "pre-commit"
INSTALL_PYTHON = "/home/richard/.pyenv/versions/3.7.2/bin/python3.7"
SKIP_ON_MISSING_CONFIG = False
# end templated
class EarlyExit(RuntimeError):
pass
class FatalError(RuntimeError):
pass
def _norm_exe(exe):
"""Necessary for shebang support on windows.
roughly lifted from `identify.identify.parse_shebang`
"""
with open(exe, "rb") as f:
if f.read(2) != b"#!":
return ()
try:
first_line = f.readline().decode("UTF-8")
except UnicodeDecodeError:
return ()
cmd = first_line.split()
if cmd[0] == "/usr/bin/env":
del cmd[0]
return tuple(cmd)
def _run_legacy():
if __file__.endswith(".legacy"):
raise SystemExit(
"bug: pre-commit's script is installed in migration mode\n"
"run `pre-commit install -f --hook-type {}` to fix this\n\n"
"Please report this bug at "
"https://github.com/pre-commit/pre-commit/issues".format(HOOK_TYPE)
)
if HOOK_TYPE == "pre-push":
stdin = getattr(sys.stdin, "buffer", sys.stdin).read()
else:
stdin = None
legacy_hook = os.path.join(HERE, "{}.legacy".format(HOOK_TYPE))
if os.access(legacy_hook, os.X_OK):
cmd = _norm_exe(legacy_hook) + (legacy_hook,) + tuple(sys.argv[1:])
proc = subprocess.Popen(cmd, stdin=subprocess.PIPE if stdin else None)
proc.communicate(stdin)
return proc.returncode, stdin
else:
return 0, stdin
def _validate_config():
cmd = ("git", "rev-parse", "--show-toplevel")
top_level = subprocess.check_output(cmd).decode("UTF-8").strip()
cfg = os.path.join(top_level, CONFIG)
if os.path.isfile(cfg):
pass
elif SKIP_ON_MISSING_CONFIG or os.getenv("PRE_COMMIT_ALLOW_NO_CONFIG"):
print("`{}` config file not found. " "Skipping `pre-commit`.".format(CONFIG))
raise EarlyExit()
else:
raise FatalError(
"No {} file was found\n"
"- To temporarily silence this, run "
"`PRE_COMMIT_ALLOW_NO_CONFIG=1 git ...`\n"
"- To permanently silence this, install pre-commit with the "
"--allow-missing-config option\n"
"- To uninstall pre-commit run "
"`pre-commit uninstall`".format(CONFIG)
)
def _exe():
with open(os.devnull, "wb") as devnull:
for exe in (INSTALL_PYTHON, sys.executable):
try:
if not subprocess.call(
(exe, "-c", "import pre_commit.main"),
stdout=devnull,
stderr=devnull,
):
return (exe, "-m", "pre_commit.main", "run")
except OSError:
pass
if distutils.spawn.find_executable("pre-commit"):
return ("pre-commit", "run")
raise FatalError(
"`pre-commit` not found. Did you forget to activate your virtualenv?"
)
def _rev_exists(rev):
return not subprocess.call(("git", "rev-list", "--quiet", rev))
def _pre_push(stdin):
remote = sys.argv[1]
opts = ()
for line in stdin.decode("UTF-8").splitlines():
_, local_sha, _, remote_sha = line.split()
if local_sha == Z40:
continue
elif remote_sha != Z40 and _rev_exists(remote_sha):
opts = ("--origin", local_sha, "--source", remote_sha)
else:
# ancestors not found in remote
ancestors = (
subprocess.check_output(
(
"git",
"rev-list",
local_sha,
"--topo-order",
"--reverse",
"--not",
"--remotes={}".format(remote),
)
)
.decode()
.strip()
)
if not ancestors:
continue
else:
first_ancestor = ancestors.splitlines()[0]
cmd = ("git", "rev-list", "--max-parents=0", local_sha)
roots = set(subprocess.check_output(cmd).decode().splitlines())
if first_ancestor in roots:
# pushing the whole tree including root commit
opts = ("--all-files",)
else:
cmd = ("git", "rev-parse", "{}^".format(first_ancestor))
source = subprocess.check_output(cmd).decode().strip()
opts = ("--origin", local_sha, "--source", source)
if opts:
return opts
else:
# An attempt to push an empty changeset
raise EarlyExit()
def _opts(stdin):
fns = {
"prepare-commit-msg": lambda _: ("--commit-msg-filename", sys.argv[1]),
"commit-msg": lambda _: ("--commit-msg-filename", sys.argv[1]),
"pre-commit": lambda _: (),
"pre-push": _pre_push,
}
stage = HOOK_TYPE.replace("pre-", "")
return ("--config", CONFIG, "--hook-stage", stage) + fns[HOOK_TYPE](stdin)
if sys.version_info < (3, 7): # https://bugs.python.org/issue25942
def _subprocess_call(cmd): # this is the python 2.7 implementation
return subprocess.Popen(cmd).wait()
else:
_subprocess_call = subprocess.call
def _run_tests():
tests = subprocess.Popen("python -m unittest discover", shell=True)
streamdata = tests.communicate()[0]
if tests.returncode != 0:
exit(200)
def _run_pylint():
tests = subprocess.Popen("pylint ./reflex_cli/", shell=True)
streamdata = tests.communicate()[0]
if tests.returncode != 0:
exit(200)
def main():
retv, stdin = _run_legacy()
_run_tests()
_run_pylint()
try:
_validate_config()
return retv | _subprocess_call(_exe() + _opts(stdin))
except EarlyExit:
return retv
except FatalError as e:
print(e.args[0])
return 1
except KeyboardInterrupt:
return 1
if __name__ == "__main__":
exit(main())