source: frontend/node_modules/webpack-sources/lib/helpers/splitIntoLines.js

/*
        MIT License http://www.opensource.org/licenses/mit-license.php
        Author Tobias Koppers @sokra
*/

"use strict";

/**
 * @param {string} str string
 * @returns {string[]} array of string separated by lines
 */
const splitIntoLines = (str) => {
        const results = [];
        const len = str.length;
        let i = 0;
        while (i < len) {
                // indexOf is implemented natively and is significantly faster than
                // scanning char-by-char with charCodeAt for long lines.
                const n = str.indexOf("\n", i);
                if (n === -1) {
                        results.push(i === 0 ? str : str.slice(i));
                        break;
                }
                if (n === i) {
                        results.push("\n");
                } else {
                        results.push(str.slice(i, n + 1));
                }
                i = n + 1;
        }
        return results;
};

module.exports = splitIntoLines;