trashposs/webpack/loaders/replace.js
2018-02-18 15:27:06 +09:00

19 lines
642 B
JavaScript

const loaderUtils = require('loader-utils');
function trim(text, g) {
return text.substring(1, text.length - (g ? 2 : 0));
}
module.exports = function(src) {
this.cacheable();
const options = loaderUtils.getOptions(this);
const search = options.search;
const g = search[search.length - 1] == 'g';
const replace = 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.callback(null, src);
return src;
};