gecko-dev/tools/lint/hooks_js_format.py

84 lines
2.4 KiB
Python
Executable File

#!/usr/bin/env python3
# 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 subprocess
import sys
from subprocess import CalledProcessError, check_output
here = os.path.dirname(os.path.realpath(__file__))
topsrcdir = os.path.join(here, os.pardir, os.pardir)
EXTRA_PATHS = (
"python/mach",
"python/mozbuild",
"python/mozversioncontrol",
"testing/mozbase/mozfile",
"third_party/python/jsmin",
)
sys.path[:0] = [os.path.join(topsrcdir, p) for p in EXTRA_PATHS]
from mozversioncontrol import InvalidRepoPath, get_repository_object
def run_js_format(hooktype, changedFiles):
try:
vcs = get_repository_object(topsrcdir)
except InvalidRepoPath:
return
if not changedFiles:
# No files have been touched
return
extensions = (".js", ".jsx", ".jsm", ".json", ".mjs", "sjs", "html", "xhtml")
path_list = []
for filename in sorted(changedFiles):
# Ignore files unsupported in eslint and prettier
if filename.endswith(extensions):
path_list.append(filename)
if not path_list:
# No files have been touched
return
arguments = ["eslint", "--fix"] + path_list
# On windows we need this to call the command in a shell, see Bug 1511594
if os.name == "nt":
js_format_cmd = ["sh", "mach"] + arguments
else:
js_format_cmd = [os.path.join(topsrcdir, "mach")] + arguments
if "commit" in hooktype:
# don't prevent commits, just display the eslint and prettier results
subprocess.call(js_format_cmd)
vcs.add_remove_files(*path_list)
return False
print("warning: '{}' is not a valid js-format hooktype".format(hooktype))
return False
def git():
hooktype = os.path.basename(__file__)
if hooktype == "hooks_js_format.py":
hooktype = "pre-push"
try:
changedFiles = check_output(
["git", "diff", "--staged", "--diff-filter=d", "--name-only", "HEAD"],
text=True,
).split()
# TODO we should detect if we are in a "add -p" mode and show a warning
return run_js_format(hooktype, changedFiles)
except CalledProcessError:
print("Command to retrieve local files failed")
return 1
if __name__ == "__main__":
sys.exit(git())