blob: ba162bf8c41ccaa90deac9a6022d28b9284ed2f7 [file] [log] [blame]
# Copyright 2017 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.
import collections
import re
from webkitpy.common.system.filesystem import FileSystem
from webkitpy.common.webkit_finder import WebKitFinder
class DirectoryOwnersExtractor(object):
def __init__(self, filesystem=None):
self.filesystem = filesystem or FileSystem
self.finder = WebKitFinder(filesystem)
self.owner_map = None
def read_owner_map(self):
"""Reads the W3CImportExpectations file and returns a map of directories to owners."""
input_path = self.finder.path_from_webkit_base('LayoutTests', 'W3CImportExpectations')
input_contents = self.filesystem.read_text_file(input_path)
self.owner_map = self.lines_to_owner_map(input_contents.splitlines())
def lines_to_owner_map(self, lines):
current_owners = []
owner_map = {}
for line in lines:
owners = self.extract_owners(line)
if owners:
current_owners = owners
directory = self.extract_directory(line)
if current_owners and directory:
owner_map[directory] = current_owners
return owner_map
def extract_owners(line):
"""Extracts owner email addresses listed on a line."""
match = re.match(r'##? Owners?: (?P<addresses>.*)', line)
if not match or not'addresses'):
return None
email_part ='addresses')
addresses = [email_part] if ',' not in email_part else re.split(r',\s*', email_part)
addresses = [s for s in addresses if re.match(r'\S+@\S+', s)]
return addresses or None
def extract_directory(line):
match = re.match(r'# ?(?P<directory>\S+) \[ (Pass|Skip) \]', line)
if match and'directory'):
match = re.match(r'(?P<directory>\S+) \[ Pass \]', line)
if match and'directory'):
return None
def list_owners(self, changed_files):
"""Looks up the owners for the given set of changed files.
changed_files: A list of file paths relative to the repository root.
A dict mapping tuples of owner email addresses to lists of
owned directories.
tests = [self.finder.layout_test_name(path) for path in changed_files]
tests = [t for t in tests if t is not None]
email_map = collections.defaultdict(list)
for directory, owners in self.owner_map.iteritems():
owned_tests = [t for t in tests if t.startswith(directory)]
if not owned_tests:
return email_map