lost-fe/webpack/loaders/replace.js
2018-08-26 13:55:39 +09:00

30 lines
879 B
JavaScript

import { getOptions } from 'loader-utils';
function trim(text, g) {
return text.substring(1, text.length - (g ? 2 : 0));
}
export default function(src) {
const fn = options => {
const search = options.search;
const g = search.endsWith('g');
const file = this.resourcePath.replace(/\\/g, '/');
const replace = options.i18n ? global[options.replace].bind(null, {
src: file,
lang: options.lang
}) : global[options.replace];
if (typeof search != 'string' || search.length == 0) console.error('invalid search');
if (typeof replace != 'function') console.error('invalid replacer:', replace, this.request);
src = src.replace(new RegExp(trim(search, g), g ? 'g' : ''), replace);
};
this.cacheable();
const options = getOptions(this);
if (options.qs) {
options.qs.forEach(q => fn(q));
} else {
fn(options);
}
this.callback(null, src);
return src;
}