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public static FromString ( string value ) : |
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| value | string | The string to convert to a |
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/// <summary>
/// Serializes a parsed script to a buffer than can be reused
/// </summary>
/// <remarks>
/// <para>
/// <c>SerializeScript</c> parses a script and then stores the parsed form of the script in a
/// runtime-independent format. The serialized script then can be deserialized in any
/// runtime without requiring the script to be re-parsed.
/// </para>
/// <para>
/// Requires an active script context.
/// </para>
/// </remarks>
/// <param name="script">The script to serialize</param>
/// <param name="parseAttributes">Attribute mask for parsing the script</param>
/// <returns>The buffer to put the serialized script into</returns>
public static byte[] SerializeScript(string script, ref JsParseScriptAttributes parseAttributes)
{
JsValue scriptValue = JsValue.FromString(script);
scriptValue.AddRef();
JsValue bufferValue;
try
{
JsErrorCode errorCode = NativeMethods.JsSerialize(scriptValue, out bufferValue, parseAttributes);
JsErrorHelpers.ThrowIfError(errorCode);
}
finally
{
scriptValue.Release();
}
byte[] buffer = bufferValue.ArrayBufferBytes;
return(buffer);
}
private static JsValue CreateErrorFromWrapperException(WrapperException exception)
{
var originalException = exception.InnerException as JsException;
JsErrorCode errorCode = originalException != null ?
originalException.ErrorCode : JsErrorCode.NoError;
string description = exception.Description;
JsValue innerErrorValue = JsErrorHelpers.CreateError(description);
innerErrorValue.SetProperty("description", JsValue.FromString(description), true);
JsValue metadataValue = JsValue.CreateObject();
var scriptException = exception as WrapperScriptException;
if (scriptException != null)
{
string type = scriptException.Type;
string documentName = scriptException.DocumentName;
int lineNumber = scriptException.LineNumber;
if (lineNumber > 0)
{
lineNumber--;
}
int columnNumber = scriptException.ColumnNumber;
if (columnNumber > 0)
{
columnNumber--;
}
string sourceFragment = scriptException.SourceFragment;
innerErrorValue.SetProperty("name", JsValue.FromString(type), true);
var runtimeException = scriptException as WrapperRuntimeException;
if (runtimeException != null)
{
var errorNumber = (int)errorCode;
string callStack = runtimeException.CallStack;
string messageWithTypeAndCallStack = CoreErrorHelpers.GenerateScriptErrorMessage(type,
description, callStack);
innerErrorValue.SetProperty("number", JsValue.FromInt32(errorNumber), true);
if (!string.IsNullOrWhiteSpace(callStack))
{
innerErrorValue.SetProperty("stack", JsValue.FromString(messageWithTypeAndCallStack), true);
}
}
else
{
innerErrorValue.SetProperty("url", JsValue.FromString(documentName), true);
innerErrorValue.SetProperty("line", JsValue.FromInt32(lineNumber), true);
innerErrorValue.SetProperty("column", JsValue.FromInt32(columnNumber), true);
innerErrorValue.SetProperty("source", JsValue.FromString(sourceFragment), true);
}
metadataValue.SetProperty("url", JsValue.FromString(documentName), true);
metadataValue.SetProperty("line", JsValue.FromInt32(lineNumber), true);
metadataValue.SetProperty("column", JsValue.FromInt32(columnNumber), true);
metadataValue.SetProperty("source", JsValue.FromString(sourceFragment), true);
}
innerErrorValue.SetProperty("metadata", metadataValue, true);
JsValue errorValue = JsErrorHelpers.CreateError(description);
errorValue.SetProperty("innerException", innerErrorValue, true);
return(errorValue);
}