hooks.py - mozsearch

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#!/usr/bin/env python

# This Source Code Form is subject to the terms of the Mozilla Public

# License, v. 2.0. If a copy of the MPL was not distributed with this

# file, You can obtain one at http://mozilla.org/MPL/2.0/.

import os

import shutil

import signal

import subprocess

import sys

here = os.path.dirname(os.path.realpath(__file__))

topsrcdir = os.path.join(here, os.pardir, os.pardir)

def run_process(cmd):

    proc = subprocess.Popen(cmd)

    # ignore SIGINT, the mozlint subprocess should exit quickly and gracefully

    orig_handler = signal.signal(signal.SIGINT, signal.SIG_IGN)

    proc.wait()

    signal.signal(signal.SIGINT, orig_handler)

    return proc.returncode

def run_mozlint(hooktype, args):

    if isinstance(hooktype, bytes):

        hooktype = hooktype.decode("UTF-8", "replace")

    python = shutil.which("python3")

    if not python:

        print("error: Python 3 not detected on your system! Please install it.")

        sys.exit(1)

    cmd = [python, os.path.join(topsrcdir, "mach"), "lint"]

    if "commit" in hooktype:

        # don't prevent commits, just display the lint results

        run_process(cmd + ["--workdir=staged"])

        return False

    elif "push" in hooktype:

        return run_process(cmd + ["--outgoing"] + args)

    print("warning: '{}' is not a valid mozlint hooktype".format(hooktype))

    return False

def hg(ui, repo, **kwargs):

    hooktype = kwargs["hooktype"]

    return run_mozlint(hooktype, kwargs.get("pats", []))

def git():

    hooktype = os.path.basename(__file__)

    if hooktype == "hooks.py":

        hooktype = "pre-push"

    return run_mozlint(hooktype, [])

if __name__ == "__main__":

    sys.exit(git())