Parse emails from text

parse-emails-from-text.js

      parseEmails: function (emailStr) {
        // remove RFC-822 adornments & normalize delimiters
        var rfc822Cleaner = /(?:"[^@"'<>]*?"|(?:^|\n| |,|;)(?:[^@"'<>])+?)\s*?<([-a-z0-9_.%+]+?@[-a-z0-9.]+?.[-a-z0-9]{2,63}?)>/gi,
            exchangeCleaner = /"(?:[^@"()])*?\(([-a-z0-9_.%+]+?@[-a-z0-9.]+?.[-a-z0-9]{2,63})\)(?:[^@"()])*?"\s*?<\1>/gi,
            cleanedStr = emailStr.replace(rfc822Cleaner, ' $1 ').replace(exchangeCleaner, ' $1 ').replace(/(\n|[;, ])+/g, ';'),
            emailList = _.split(cleanedStr, ';');

        var re = /(?:^|\s|\n|[;,<"'(])([-a-z0-9_.%+]+@[-a-z0-9.]+?.[-a-z0-9]{2,63})(?:^|\s|\n|[;,>"')])/gi,
            emails = [],
            dummy = emailStr.replace(re, function (match, email) { emails.push(email); return '[' + email + ']';});

        _.remove(emails, _.isEmpty);
        return _.uniq(emails);
      },