You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 

40 lines
1.6 KiB

/* This loader renders the template with underscore if no other loader was found */
// @ts-nocheck
'use strict';
const _ = require('lodash');
module.exports = function (source) {
// Get templating options
const options = this.getOptions();
const force = options.force || false;
const allLoadersButThisOne = this.loaders.filter((loader) => loader.normal !== module.exports);
// This loader shouldn't kick in if there is any other loader (unless it's explicitly enforced)
if (allLoadersButThisOne.length > 0 && !force) {
return source;
}
// Allow only one html-webpack-plugin loader to allow loader options in the webpack config
const htmlWebpackPluginLoaders = this.loaders.filter((loader) => loader.normal === module.exports);
const lastHtmlWebpackPluginLoader = htmlWebpackPluginLoaders[htmlWebpackPluginLoaders.length - 1];
if (this.loaders[this.loaderIndex] !== lastHtmlWebpackPluginLoader) {
return source;
}
// Skip .js files (unless it's explicitly enforced)
if (/\.js$/.test(this.resourcePath) && !force) {
return source;
}
// The following part renders the template with lodash as a minimalistic loader
//
const template = _.template(source, { interpolate: /<%=([\s\S]+?)%>/g, variable: 'data', ...options });
// Use __non_webpack_require__ to enforce using the native nodejs require
// during template execution
return 'var _ = __non_webpack_require__(' + JSON.stringify(require.resolve('lodash')) + ');' +
'module.exports = function (templateParams) { with(templateParams) {' +
// Execute the lodash template
'return (' + template.source + ')();' +
'}}';
};