Function nextNewLine

static/word2md/mammoth.browser.js:14879–14881

()

    var self = this;
    var index = 0;
    var nextNewLine = function() {
        return self._string.indexOf("\n", index);
    };
    
    var lineNumber = 1;
    while (nextNewLine() !== -1 && nextNewLine() < this._startIndex) {