/*
Tokenizer :: (source, filename, line number, boolean) -> Tokenizer
function Tokenizer(s, f, l, allowHTMLComments) {
    this.cursor = 0;
    this.source = String(s);
    this.tokens = [];
    this.tokenIndex = 0;
    this.lookahead = 0;
    this.scanNewlines = false;
    this.filename = f || "";
    this.lineno = l || 1;
    this.allowHTMLComments = allowHTMLComments;
    this.blockComments = null;
}