import toString from '../lang/toString';

/**
 * Convert line-breaks from DOS/MAC to a single standard (UNIX by default)
 */
function normalizeLineBreaks(str, lineEnd) {
    str = toString(str);
    lineEnd = lineEnd || '\n';

    return str
        .replace(/\r\n/g, lineEnd) // DOS
        .replace(/\r/g, lineEnd) // Mac
        .replace(/\n/g, lineEnd); // Unix
}

export default normalizeLineBreaks;