35 lines
1.3 KiB
JavaScript
35 lines
1.3 KiB
JavaScript
/* This loader renders the template with underscore if no other loader was found */
|
|
'use strict';
|
|
|
|
const _ = require('lodash');
|
|
const loaderUtils = require('loader-utils');
|
|
|
|
module.exports = function (source) {
|
|
if (this.cacheable) {
|
|
this.cacheable();
|
|
}
|
|
const allLoadersButThisOne = this.loaders.filter(function (loader) {
|
|
// Loader API changed from `loader.module` to `loader.normal` in Webpack 2.
|
|
return (loader.module || loader.normal) !== module.exports;
|
|
});
|
|
// This loader shouldn't kick in if there is any other loader
|
|
if (allLoadersButThisOne.length > 0) {
|
|
return source;
|
|
}
|
|
// Skip .js files
|
|
if (/\.js$/.test(this.resourcePath)) {
|
|
return source;
|
|
}
|
|
|
|
// The following part renders the tempalte with lodash as aminimalistic loader
|
|
//
|
|
// Get templating options
|
|
const options = this.query !== '' ? loaderUtils.parseQuery(this.query) : {};
|
|
const template = _.template(source, _.defaults(options, { variable: 'data' }));
|
|
// Require !!lodash - using !! will disable all loaders (e.g. babel)
|
|
return 'var _ = require(' + loaderUtils.stringifyRequest(this, '!!' + require.resolve('lodash')) + ');' +
|
|
'module.exports = function (templateParams) { with(templateParams) {' +
|
|
// Execute the lodash template
|
|
'return (' + template.source + ')();' +
|
|
'}}';
|
|
};
|