| public NextToken ( ) : Jurassic.Compiler.Token | ||
| return | Jurassic.Compiler.Token | |
/// <summary>
/// Validates the given string is a valid identifier and returns the identifier name after
/// escape sequences have been processed.
/// </summary>
/// <param name="engine"> The associated script engine. </param>
/// <param name="str"> The string to resolve into an identifier. </param>
/// <returns> The identifier name after escape sequences have been processed, or
/// <c>null</c> if the string is not an identifier. </returns>
internal static string ResolveIdentifier(ScriptEngine engine, string str)
{
var lexer = new Lexer(engine, new StringScriptSource(str));
var argumentToken = lexer.NextToken();
if ((argumentToken is IdentifierToken) == false || lexer.NextToken() != null)
return null;
return ((Compiler.IdentifierToken)argumentToken).Name;
}
