/// <summary>
/// Makes a mapping of value from the script type to a host type
/// </summary>
/// <param name="value">The source value</param>
/// <returns>The mapped value</returns>
private object MapToHostType(IeJsValue value)
{
JsValueType valueType = value.ValueType;
IeJsValue processedValue;
object result;
switch (valueType)
{
case JsValueType.Null:
result = null;
break;
case JsValueType.Undefined:
result = Undefined.Value;
break;
case JsValueType.Boolean:
processedValue = value.ConvertToBoolean();
result = processedValue.ToBoolean();
break;
case JsValueType.Number:
processedValue = value.ConvertToNumber();
result = NumericHelpers.CastDoubleValueToCorrectType(processedValue.ToDouble());
break;
case JsValueType.String:
processedValue = value.ConvertToString();
result = processedValue.ToString();
break;
case JsValueType.Object:
case JsValueType.Function:
case JsValueType.Error:
case JsValueType.Array:
#if NETSTANDARD1_3
result = ToObject(value);
#else
processedValue = value.ConvertToObject();
object obj = processedValue.ToObject();
if (!TypeConverter.IsPrimitiveType(obj.GetType()))
{
var hostObj = obj as HostObject;
result = hostObj != null ? hostObj.Target : obj;
}
else
{
result = obj;
}
#endif
break;
default:
throw new ArgumentOutOfRangeException();
}
return(result);
}
private JsRuntimeException ConvertJsExceptionToJsRuntimeException(
JsException jsException)
{
string message = jsException.Message;
string category = string.Empty;
int lineNumber = 0;
int columnNumber = 0;
string sourceFragment = string.Empty;
var jsScriptException = jsException as IeJsScriptException;
if (jsScriptException != null)
{
category = "Script error";
IeJsValue errorValue = jsScriptException.Error;
IeJsPropertyId messagePropertyId = IeJsPropertyId.FromString("message");
IeJsValue messagePropertyValue = errorValue.GetProperty(messagePropertyId);
string scriptMessage = messagePropertyValue.ConvertToString().ToString();
if (!string.IsNullOrWhiteSpace(scriptMessage))
{
message = string.Format("{0}: {1}", message.TrimEnd('.'), scriptMessage);
}
IeJsPropertyId linePropertyId = IeJsPropertyId.FromString("line");
if (errorValue.HasProperty(linePropertyId))
{
IeJsValue linePropertyValue = errorValue.GetProperty(linePropertyId);
lineNumber = (int)linePropertyValue.ConvertToNumber().ToDouble() + 1;
}
IeJsPropertyId columnPropertyId = IeJsPropertyId.FromString("column");
if (errorValue.HasProperty(columnPropertyId))
{
IeJsValue columnPropertyValue = errorValue.GetProperty(columnPropertyId);
columnNumber = (int)columnPropertyValue.ConvertToNumber().ToDouble() + 1;
}
IeJsPropertyId sourcePropertyId = IeJsPropertyId.FromString("source");
if (errorValue.HasProperty(sourcePropertyId))
{
IeJsValue sourcePropertyValue = errorValue.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, _engineModeName)
{
ErrorCode = ((uint)jsException.ErrorCode).ToString(CultureInfo.InvariantCulture),
Category = category,
LineNumber = lineNumber,
ColumnNumber = columnNumber,
SourceFragment = sourceFragment
};
return(jsEngineException);
}
