[depot_tools][owners] Add owners client to depot_tools.
Add an owners API that will be used by Depot Tools to
interact with OWNERS files.
The API will be implemented using both owners.py and the
Gerrit Code-Owners plugin REST API. All Depot Tools code
will be modified to use this API.
Change-Id: I7cf059a0895dbae105a2f0b26568fd7b47068f43
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/tools/depot_tools/+/2517985
Reviewed-by: Anthony Polito <apolito@google.com>
Commit-Queue: Anthony Polito <apolito@google.com>
diff --git a/owners_client.py b/owners_client.py
new file mode 100644
index 0000000..e252ac1
--- /dev/null
+++ b/owners_client.py
@@ -0,0 +1,33 @@
+# Copyright (c) 2020 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.
+
+
+class OwnersClient(object):
+ """Interact with OWNERS files in a repository.
+
+ This class allows you to interact with OWNERS files in a repository both the
+ Gerrit Code-Owners plugin REST API, and the owners database implemented by
+ Depot Tools in owners.py:
+
+ - List all the owners for a change.
+ - Check if a change has been approved.
+ - Check if the OWNERS configuration in a change is valid.
+
+ All code should use this class to interact with OWNERS files instead of the
+ owners database in owners.py
+ """
+ def __init__(self, host):
+ self._host = host
+
+ def ListOwnersForFile(self, project, branch, path):
+ """List all owners for a file."""
+ raise Exception('Not implemented')
+
+ def IsChangeApproved(self, change_number):
+ """Check if the latest patch set for a change has been approved."""
+ raise Exception('Not implemented')
+
+ def IsOwnerConfigurationValid(self, change_number, patch):
+ """Check if the owners configuration in a change is valid."""
+ raise Exception('Not implemented')