function renderLine(n, line, colorize) {
    // Convert tabs to spaces, so errors in code lines with tabs as indention symbol
    // could be correctly rendered, plus it will provide less verbose output
    line = line.replace(/\t/g, ' ');

    // "n + 1" to print lines in human way (counted from 1)
    var lineNumber = prependSpaces((n + 1).toString(), 5) + ' |';
    return ' ' + (colorize ? chalk.grey(lineNumber) : lineNumber) + line;
}
Renders single line of code in style error formatted output.

@param {Number} n line number
@param {String} line
@param {Boolean} [colorize = false]
@returns {String}