webpack/lib/web/JsonpExportMainTemplatePlug...

51 lines
1.1 KiB
JavaScript

/*
MIT License http://www.opensource.org/licenses/mit-license.php
Author Tobias Koppers @sokra
*/
"use strict";
const { ConcatSource } = require("webpack-sources");
class JsonpExportMainTemplatePlugin {
/**
* @param {string} name jsonp function name
*/
constructor(name) {
this.name = name;
}
apply(compilation) {
const { mainTemplate, chunkTemplate } = compilation;
const onRenderWithEntry = (source, chunk, hash) => {
const name = mainTemplate.getAssetPath(this.name || "", {
hash,
chunk
});
return new ConcatSource(`${name}(`, source, ");");
};
for (const template of [mainTemplate, chunkTemplate]) {
template.hooks.renderWithEntry.tap(
"JsonpExportMainTemplatePlugin",
onRenderWithEntry
);
}
mainTemplate.hooks.globalHashPaths.tap(
"JsonpExportMainTemplatePlugin",
paths => {
if (this.name) paths.push(this.name);
return paths;
}
);
mainTemplate.hooks.hash.tap("JsonpExportMainTemplatePlugin", hash => {
hash.update("jsonp export");
hash.update(`${this.name}`);
});
}
}
module.exports = JsonpExportMainTemplatePlugin;