/// <summary>Read a Grammar definition from text. </summary>
/// <param name="Grammar">Grammar text.</param>
/// <returns>Grammar is Ok.</returns>
/// <exclude/>
private void SetGrammar(string Grammar)
{
CodeDocument grammarDoc = null;
TextBuffer buffer = new FlatBuffer(Grammar);
grammarDoc = MetaParser.Instance.ParseString(buffer);
if (buffer.Status.Error != null || !ParserBuilder.BuildRules(this, grammarDoc, buffer.Status))
{
// only place to throw exception is CodeDocument.Load and Parser.SetGrammar (and MetaGrammar)
var error = new ParserException(buffer.Status.Error.Message);
error.AllErrors.AddRange(buffer.Status.AllErrors);
throw error;
}
}