//----< attempt to open source of tokens >-----------------------
/*
* If src is successfully opened, it uses TokenState.nextState(context_)
* to set the initial state, based on the source content.
*/
public bool open(string path)
{
TokenSourceFile src = new TokenSourceFile(context_);
context_.src = src;
return(src.open(path));
}
public bool Open(string path)
{
TokenSourceFile source = new TokenSourceFile(context);
context.source = source;
return(source.Open(path));
}