blob: 59ea36aac2e7c6d85d94097e69a3a92679cf633a [file] [log] [blame]
# Copyright (C) 2010 Google Inc. All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are
# met:
#
# * Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# * 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.
# * Neither the name of Google Inc. nor the names of its
# contributors may be used to endorse or promote products derived from
# this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "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
# OWNER OR CONTRIBUTORS 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
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
from webkitpy.common.system.executive import ScriptError
from webkitpy.common.config.ports import WebKitPort
from webkitpy.tool.steps.options import Options
class AbstractStep(object):
def __init__(self, tool, options):
self._tool = tool
self._options = options
def _changed_files(self, state):
return self.cached_lookup(state, "changed_files")
_well_known_keys = {
"bug_title": lambda self, state: self._tool.bugs.fetch_bug(state["bug_id"]).title(),
"changed_files": lambda self, state: self._tool.scm().changed_files(self._options.git_commit),
"diff": lambda self, state: self._tool.scm().create_patch(self._options.git_commit, changed_files=self._changed_files(state)),
# Absolute path to ChangeLog files.
"changelogs": lambda self, state: self._tool.checkout().modified_changelogs(self._options.git_commit, changed_files=self._changed_files(state)),
}
def cached_lookup(self, state, key, promise=None):
if state.get(key):
return state[key]
if not promise:
promise = self._well_known_keys.get(key)
state[key] = promise(self, state)
return state[key]
def did_modify_checkout(self, state):
state["diff"] = None
state["changelogs"] = None
state["changed_files"] = None
@classmethod
def options(cls):
return [
# We need this option here because cached_lookup uses it. :(
Options.git_commit,
]
def run(self, state):
raise NotImplementedError, "subclasses must implement"