private static WrapperException WrapJsException(OriginalException originalException,
string defaultDocumentName = null)
{
WrapperException wrapperException;
JsErrorCode errorCode = originalException.ErrorCode;
string description = originalException.Message;
string message = description;
string type = string.Empty;
string documentName = defaultDocumentName ?? string.Empty;
int lineNumber = 0;
int columnNumber = 0;
string callStack = string.Empty;
string sourceFragment = string.Empty;
var originalScriptException = originalException as OriginalScriptException;
if (originalScriptException != null)
{
JsValue metadataValue = originalScriptException.Metadata;
if (metadataValue.IsValid)
{
JsValue errorValue = metadataValue.GetProperty("exception");
JsValueType errorValueType = errorValue.ValueType;
if (errorValueType == JsValueType.Error ||
errorValueType == JsValueType.Object)
{
JsPropertyId innerErrorPropertyId = JsPropertyId.FromString("innerException");
if (errorValue.HasProperty(innerErrorPropertyId))
{
JsValue innerErrorValue = errorValue.GetProperty(innerErrorPropertyId);
JsPropertyId metadataPropertyId = JsPropertyId.FromString("metadata");
if (innerErrorValue.HasProperty(metadataPropertyId))
{
errorValue = innerErrorValue;
metadataValue = innerErrorValue.GetProperty(metadataPropertyId);
}
}
JsValue messagePropertyValue = errorValue.GetProperty("message");
string localDescription = messagePropertyValue.ConvertToString().ToString();
if (!string.IsNullOrWhiteSpace(localDescription))
{
description = localDescription;
}
JsValue namePropertyValue = errorValue.GetProperty("name");
type = namePropertyValue.ValueType == JsValueType.String ?
namePropertyValue.ToString() : string.Empty;
JsPropertyId descriptionPropertyId = JsPropertyId.FromString("description");
if (errorValue.HasProperty(descriptionPropertyId))
{
JsValue descriptionPropertyValue = errorValue.GetProperty(descriptionPropertyId);
localDescription = descriptionPropertyValue.ConvertToString().ToString();
if (!string.IsNullOrWhiteSpace(localDescription))
{
description = localDescription;
}
}
if (type == JsErrorType.Syntax)
{
errorCode = JsErrorCode.ScriptCompile;
}
else
{
JsPropertyId numberPropertyId = JsPropertyId.FromString("number");
if (errorValue.HasProperty(numberPropertyId))
{
JsValue numberPropertyValue = errorValue.GetProperty(numberPropertyId);
int errorNumber = numberPropertyValue.ValueType == JsValueType.Number ?
numberPropertyValue.ToInt32() : 0;
errorCode = (JsErrorCode)errorNumber;
}
}
JsPropertyId urlPropertyId = JsPropertyId.FromString("url");
if (metadataValue.HasProperty(urlPropertyId))
{
JsValue urlPropertyValue = metadataValue.GetProperty(urlPropertyId);
string url = urlPropertyValue.ValueType == JsValueType.String ?
urlPropertyValue.ToString() : string.Empty;
if (url != "undefined")
{
documentName = url;
}
}
JsPropertyId linePropertyId = JsPropertyId.FromString("line");
if (metadataValue.HasProperty(linePropertyId))
{
JsValue linePropertyValue = metadataValue.GetProperty(linePropertyId);
lineNumber = linePropertyValue.ValueType == JsValueType.Number ?
linePropertyValue.ToInt32() + 1 : 0;
}
JsPropertyId columnPropertyId = JsPropertyId.FromString("column");
if (metadataValue.HasProperty(columnPropertyId))
{
JsValue columnPropertyValue = metadataValue.GetProperty(columnPropertyId);
columnNumber = columnPropertyValue.ValueType == JsValueType.Number ?
columnPropertyValue.ToInt32() + 1 : 0;
}
string sourceLine = string.Empty;
JsPropertyId sourcePropertyId = JsPropertyId.FromString("source");
if (metadataValue.HasProperty(sourcePropertyId))
{
JsValue sourcePropertyValue = metadataValue.GetProperty(sourcePropertyId);
sourceLine = sourcePropertyValue.ValueType == JsValueType.String ?
sourcePropertyValue.ToString() : string.Empty;
sourceFragment = TextHelpers.GetTextFragmentFromLine(sourceLine, columnNumber);
}
JsPropertyId stackPropertyId = JsPropertyId.FromString("stack");
if (errorValue.HasProperty(stackPropertyId))
{
JsValue stackPropertyValue = errorValue.GetProperty(stackPropertyId);
string messageWithTypeAndCallStack = stackPropertyValue.ValueType == JsValueType.String ?
stackPropertyValue.ToString() : string.Empty;
string messageWithType = errorValue.ConvertToString().ToString();
string rawCallStack = messageWithTypeAndCallStack
.TrimStart(messageWithType)
.TrimStart("Error")
.TrimStart(new char[] { '\n', '\r' })
;
string callStackWithSourceFragment = string.Empty;
ErrorLocationItem[] callStackItems = CoreErrorHelpers.ParseErrorLocation(rawCallStack);
if (callStackItems.Length > 0)
{
ErrorLocationItem firstCallStackItem = callStackItems[0];
firstCallStackItem.SourceFragment = sourceFragment;
documentName = firstCallStackItem.DocumentName;
lineNumber = firstCallStackItem.LineNumber;
columnNumber = firstCallStackItem.ColumnNumber;
callStack = CoreErrorHelpers.StringifyErrorLocationItems(callStackItems, true);
callStackWithSourceFragment = CoreErrorHelpers.StringifyErrorLocationItems(callStackItems);
}
message = CoreErrorHelpers.GenerateScriptErrorMessage(type, description,
callStackWithSourceFragment);
}
else
{
message = CoreErrorHelpers.GenerateScriptErrorMessage(type, description, documentName,
lineNumber, columnNumber, sourceFragment);
}
}
else if (errorValueType == JsValueType.String)
{
message = errorValue.ToString();
description = message;
}
else
{
message = errorValue.ConvertToString().ToString();
description = message;
}
}
WrapperScriptException wrapperScriptException;
if (errorCode == JsErrorCode.ScriptCompile)
{
wrapperScriptException = new WrapperCompilationException(message, EngineName, EngineVersion,
originalScriptException);
}
else if (errorCode == JsErrorCode.ScriptTerminated)
{
message = CoreStrings.Runtime_ScriptInterrupted;
description = message;
wrapperScriptException = new WrapperInterruptedException(message,
EngineName, EngineVersion, originalScriptException)
{
CallStack = callStack
};
}
else
{
wrapperScriptException = new WrapperRuntimeException(message, EngineName, EngineVersion,
originalScriptException)
{
CallStack = callStack
};
}
wrapperScriptException.Type = type;
wrapperScriptException.DocumentName = documentName;
wrapperScriptException.LineNumber = lineNumber;
wrapperScriptException.ColumnNumber = columnNumber;
wrapperScriptException.SourceFragment = sourceFragment;
wrapperException = wrapperScriptException;
}
else
{
if (originalException is OriginalUsageException)
{
wrapperException = new WrapperUsageException(message, EngineName, EngineVersion,
originalException);
}
else if (originalException is OriginalEngineException)
{
wrapperException = new WrapperEngineException(message, EngineName, EngineVersion,
originalException);
}
else if (originalException is OriginalFatalException)
{
wrapperException = new WrapperFatalException(message, EngineName, EngineVersion,
originalException);
}
else
{
wrapperException = new WrapperException(message, EngineName, EngineVersion,
originalException);
}
}
wrapperException.Description = description;
return(wrapperException);
}
private static JsRuntimeException ConvertJsExceptionToJsRuntimeException(
OriginalJsException jsException)
{
string message = jsException.Message;
string category = string.Empty;
int lineNumber = 0;
int columnNumber = 0;
string sourceFragment = string.Empty;
var jsScriptException = jsException as JsScriptException;
if (jsScriptException != null)
{
category = "Script error";
JsValue metadataValue = jsScriptException.Metadata;
if (metadataValue.IsValid)
{
JsValue errorValue = metadataValue.GetProperty("exception");
JsPropertyId stackPropertyId = JsPropertyId.FromString("stack");
if (errorValue.HasProperty(stackPropertyId))
{
JsValue stackPropertyValue = errorValue.GetProperty(stackPropertyId);
message = stackPropertyValue.ConvertToString().ToString();
}
else
{
JsValue messagePropertyValue = errorValue.GetProperty("message");
string scriptMessage = messagePropertyValue.ConvertToString().ToString();
if (!string.IsNullOrWhiteSpace(scriptMessage))
{
message = string.Format("{0}: {1}", message.TrimEnd('.'), scriptMessage);
}
}
JsPropertyId linePropertyId = JsPropertyId.FromString("line");
if (metadataValue.HasProperty(linePropertyId))
{
JsValue linePropertyValue = metadataValue.GetProperty(linePropertyId);
lineNumber = linePropertyValue.ConvertToNumber().ToInt32() + 1;
}
JsPropertyId columnPropertyId = JsPropertyId.FromString("column");
if (metadataValue.HasProperty(columnPropertyId))
{
JsValue columnPropertyValue = metadataValue.GetProperty(columnPropertyId);
columnNumber = columnPropertyValue.ConvertToNumber().ToInt32() + 1;
}
JsPropertyId sourcePropertyId = JsPropertyId.FromString("source");
if (metadataValue.HasProperty(sourcePropertyId))
{
JsValue sourcePropertyValue = metadataValue.GetProperty(sourcePropertyId);
sourceFragment = sourcePropertyValue.ConvertToString().ToString();
}
}
}
else if (jsException is JsUsageException)
{
category = "Usage error";
}
else if (jsException is JsEngineException)
{
category = "Engine error";
}
else if (jsException is JsFatalException)
{
category = "Fatal error";
}
var jsEngineException = new JsRuntimeException(message, EngineName, EngineVersion, jsException)
{
ErrorCode = ((uint)jsException.ErrorCode).ToString(CultureInfo.InvariantCulture),
Category = category,
LineNumber = lineNumber,
ColumnNumber = columnNumber,
SourceFragment = sourceFragment
};
return(jsEngineException);
}