lib/escape.js
function string (str, quote) {
    if (this.typecheck) t.typecheck('string', [str, quote]);
    return this.wrap(this.escape(str), quote);
}
function string (str, quote) {
    if (this.typecheck) t.typecheck('string', [str, quote]);
    return this.wrap(this.escape(str), quote);
}
function string ( str , quote ) { if ( this . typecheck ) t . typecheck ( 'string' , [ str , quote ] ) ; return this . wrap ( this . escape ( str ) , quote ) ; }
escape string quotes and wrap it with quotes
escape string quotes and wrap it with quotes