1 files changed, 52 insertions, 0 deletions
diff --git a/Source/WebKit2/UIProcess/Automation/WebAutomationSessionMacros.h b/Source/WebKit2/UIProcess/Automation/WebAutomationSessionMacros.h
new file mode 100644
index 000000000..d6398769c
--- /dev/null
+++ b/Source/WebKit2/UIProcess/Automation/WebAutomationSessionMacros.h
@@ -0,0 +1,52 @@
+/*
+ * Copyright (C) 2017 Apple 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:
+ * 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 APPLE INC. AND ITS 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 APPLE INC. OR ITS 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.
+ */
+
+#pragma once
+
+#define errorNameAndDetailsSeparator ";"
+
+// Make sure the predefined error name is valid, otherwise use InternalError.
+#define VALIDATED_ERROR_MESSAGE(errorString) Inspector::Protocol::AutomationHelpers::parseEnumValueFromString<Inspector::Protocol::Automation::ErrorMessage>(errorString).value_or(Inspector::Protocol::Automation::ErrorMessage::InternalError)
+
+// If the error name is incorrect for these macros, it will be a compile-time error.
+#define STRING_FOR_PREDEFINED_ERROR_NAME(errorName) Inspector::Protocol::AutomationHelpers::getEnumConstantValue(Inspector::Protocol::Automation::ErrorMessage::errorName)
+#define STRING_FOR_PREDEFINED_ERROR_NAME_AND_DETAILS(errorName, detailsString) makeString(Inspector::Protocol::AutomationHelpers::getEnumConstantValue(Inspector::Protocol::Automation::ErrorMessage::errorName), errorNameAndDetailsSeparator, detailsString)
+
+// If the error message is not a predefined error, InternalError will be used instead.
+#define STRING_FOR_PREDEFINED_ERROR_MESSAGE(errorMessage) Inspector::Protocol::AutomationHelpers::getEnumConstantValue(VALIDATED_ERROR_MESSAGE(errorMessage))
+#define STRING_FOR_PREDEFINED_ERROR_MESSAGE_AND_DETAILS(errorMessage, detailsString) makeString(Inspector::Protocol::AutomationHelpers::getEnumConstantValue(VALIDATED_ERROR_MESSAGE(errorMessage)), errorNameAndDetailsSeparator, detailsString)
+
+// Convenience macros for filling in the error string of synchronous commands in bailout branches.
+#define FAIL_WITH_PREDEFINED_ERROR(errorName) \
+do { \
+    errorString = STRING_FOR_PREDEFINED_ERROR_NAME(errorName); \
+    return; \
+} while (false)
+
+#define FAIL_WITH_PREDEFINED_ERROR_AND_DETAILS(errorName, detailsString) \
+do { \
+    errorString = STRING_FOR_PREDEFINED_ERROR_NAME_AND_DETAILS(errorName, detailsString); \
+    return; \
+} while (false)