Tools/Scripts/clean-webkit

#!/usr/bin/env python

# Copyright (C) 2015 Canon Incorporated. All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
#
# 1. Redistributions of source code must retain the above
#    copyright notice, this list of conditions and the following
#    disclaimer.
# 2. Redistributions in binary form must reproduce the above
#    copyright notice, this list of conditions and the following
#    disclaimer in the documentation and/or other materials
#    provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER "AS IS" AND ANY
# EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE
# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
# OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
# PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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# SUCH DAMAGE.

import sys

from webkitpy.common.checkout.scm.detection import SCMDetector
from webkitpy.common.host import Host
from webkitpy.common.system.filesystem import FileSystem


def main():
    fs = FileSystem()
    host = Host()
    scm = SCMDetector(fs, host.executive).detect_scm_system(fs.getcwd())
    
    scm.discard_working_directory_changes()
    scm.discard_untracked_files(discard_ignored_files=True)


sys.exit(main())