vendor/emmet.js
function error(m, config) { 
        var w = walker,
            conf = config || {},
            c = isset(conf['char']) ? conf['char'] : w.chnum,
            l = isset(conf.line) ? conf.line : w.linenum;
        return {
            name: "ParseError",
            message: m + " at line " + (l + 1) + ' char ' + (c + 1),
            walker: w,
            tokens: tokens
        };
    }
function error(m, config) { 
        var w = walker,
            conf = config || {},
            c = isset(conf['char']) ? conf['char'] : w.chnum,
            l = isset(conf.line) ? conf.line : w.linenum;
        return {
            name: "ParseError",
            message: m + " at line " + (l + 1) + ' char ' + (c + 1),
            walker: w,
            tokens: tokens
        };
    }
oops