md-to-pdf-ng/lib/read-file.js

CLI tool for converting Markdown files to PDF.

const { promisify } = require('util');
const readFile = promisify(require('fs').readFile);
const iconv = require('iconv-lite');

/**
 * Read a file synchronously with the given encoding.
 *
 * Uses iconv-lite to solve some issues with Windows encodings.
 *
 * @param {string} file path to file
 * @param {string} encoding eile encoding
 *
 * @returns a promise resolving with the file's content as a string
 */
module.exports = async (file, encoding = 'utf-8') =>
	/utf-?8/i.test(encoding) ? readFile(file, { encoding }) : iconv.decode(await readFile(file), encoding);