Node parsing base64 content of email text

email-parse.js

var fs = require('fs');

var eml = fs.readFileSync('./eml.txt').toString('utf8').split('\r\n');

function parseEmailText(eml) {
    var sectionFound = false;
    var found = [];
    var tmp = "";
    for (var x in eml) {
        var l = eml[x];
        if(sectionFound) {
            if(l.length == 0 && tmp.length > 0) {
                //End of block
                sectionFound = false;
                found.push(Buffer(tmp, 'base64').toString('utf8'))
            } else if(l.length > 0) {
                tmp += l;
            }
        }
        sectionFound = l.indexOf('Content-Transfer-Encoding: base64') >= 0 || sectionFound
    }

    return found;
}


console.log(parseEmailText(eml).join("\r\n"));