/* This file is part of TALER (C) 2015 GNUnet e.V. TALER is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3, or (at your option) any later version. TALER is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with TALER; see the file COPYING. If not, If not, see */ 'use strict'; /** * Parse an amount that is specified like '5.42 EUR'. * Returns a {currency,value,fraction} object or null * if the input is invalid. */ function amount_parse_pretty(s) { let pattern = /(\d+)(.\d+)?\s*([a-zA-Z]+)/; let matches = pattern.exec(s); if (null == matches) { return null; } return { // Always succeeds due to regex value: parseInt(matches[1]), // Should we warn / fail on lost precision? fraction: Math.round(parseFloat(matches[2] || "0") * 1000000), currency: matches[3], }; } function format(s, ...args) { function r(m, n) { let i = parseInt(n); return args[i]; } s = s.replace(/{{/g, '{'); s = s.replace(/}}/g, '}'); s = s.replace(/{([0-9]+)}/g, r); return s; } function promiseFinally(p, fn) { return p.then((x) => { fn(); return x; }) .catch((e) => { fn(); throw e; }); }