blob: 5fec2a3d985b9a81c278fa42bd58635448e23c81 [file] [log] [blame]
#!/usr/bin/python
# Copyright 2015 The Chromium Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
"""Redirects to the version of dartfmt checked into a gclient repo.
dartfmt binaries are pulled down during gclient sync in the mojo repo.
This tool is named dart_format.py instead of dartfmt to parallel
clang_format.py, which is in this same repository."""
from __future__ import print_function
import os
import subprocess
import sys
import gclient_paths
class NotFoundError(Exception):
"""A file could not be found."""
def __init__(self, e):
Exception.__init__(self,
'Problem while looking for dartfmt in Chromium source tree:\n'
' %s' % e)
def FindDartFmtToolInChromiumTree():
"""Return a path to the dartfmt executable, or die trying."""
primary_solution_path = gclient_paths.GetPrimarySolutionPath()
if not primary_solution_path:
raise NotFoundError(
'Could not find checkout in any parent of the current path.')
dartfmt_path = os.path.join(primary_solution_path, 'third_party', 'dart-sdk',
'dart-sdk', 'bin', 'dartfmt')
if not os.path.exists(dartfmt_path):
raise NotFoundError('File does not exist: %s' % dartfmt_path)
return dartfmt_path
def main(args):
try:
tool = FindDartFmtToolInChromiumTree()
except NotFoundError, e:
print(e, file=sys.stderr)
sys.exit(1)
# Add some visibility to --help showing where the tool lives, since this
# redirection can be a little opaque.
help_syntax = ('-h', '--help', '-help', '-help-list', '--help-list')
if any(match in args for match in help_syntax):
print('\nDepot tools redirects you to the dartfmt at:\n %s\n' % tool)
return subprocess.call([tool] + sys.argv[1:])
if __name__ == '__main__':
sys.exit(main(sys.argv))