1 files changed, 72 insertions, 0 deletions
diff --git a/Tools/Scripts/webkitpy/tool/bot/earlywarningsystemtask.py b/Tools/Scripts/webkitpy/tool/bot/earlywarningsystemtask.py
new file mode 100644
index 000000000..65a71a701
--- /dev/null
+++ b/Tools/Scripts/webkitpy/tool/bot/earlywarningsystemtask.py
@@ -0,0 +1,72 @@
+# Copyright (c) 2011 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.tool.bot.patchanalysistask import PatchAnalysisTask, PatchAnalysisTaskDelegate
+
+
+class UnableToApplyPatch(Exception):
+    def __init__(self, patch):
+        Exception.__init__(self)
+        self.patch = patch
+
+
+class EarlyWarningSystemTaskDelegate(PatchAnalysisTaskDelegate):
+    pass
+
+
+class EarlyWarningSystemTask(PatchAnalysisTask):
+    def __init__(self, delegate, patch, should_run_tests=True):
+        PatchAnalysisTask.__init__(self, delegate, patch)
+        self._should_run_tests = should_run_tests
+
+    def validate(self):
+        self._patch = self._delegate.refetch_patch(self._patch)
+        if self._patch.is_obsolete():
+            return False
+        if self._patch.bug().is_closed():
+            return False
+        if self._patch.review() == "-":
+            return False
+        return True
+
+    def run(self):
+        if not self.validate():
+            return False
+        if not self._clean():
+            return False
+        if not self._update():
+            return False
+        if not self._apply():
+            raise UnableToApplyPatch(self._patch)
+        if not self._build():
+            if not self._build_without_patch():
+                return False
+            return self.report_failure()
+        if not self._should_run_tests:
+            return True
+        return self._test_patch()