gree_leran/node_modules/webpack/lib/json/JsonModulesPlugin.js

60 lines
1.5 KiB
JavaScript

/*
MIT License http://www.opensource.org/licenses/mit-license.php
Author Tobias Koppers @sokra
*/
"use strict";
const { JSON_MODULE_TYPE } = require("../ModuleTypeConstants");
const createSchemaValidation = require("../util/create-schema-validation");
const JsonGenerator = require("./JsonGenerator");
const JsonParser = require("./JsonParser");
/** @typedef {import("../Compiler")} Compiler */
/** @typedef {Record<string, any>} RawJsonData */
const validate = createSchemaValidation(
require("../../schemas/plugins/JsonModulesPluginParser.check.js"),
() => require("../../schemas/plugins/JsonModulesPluginParser.json"),
{
name: "Json Modules Plugin",
baseDataPath: "parser"
}
);
const PLUGIN_NAME = "JsonModulesPlugin";
/**
* The JsonModulesPlugin is the entrypoint plugin for the json modules feature.
* It adds the json module type to the compiler and registers the json parser and generator.
*/
class JsonModulesPlugin {
/**
* Apply the plugin
* @param {Compiler} compiler the compiler instance
* @returns {void}
*
*/
apply(compiler) {
compiler.hooks.compilation.tap(
PLUGIN_NAME,
(compilation, { normalModuleFactory }) => {
normalModuleFactory.hooks.createParser
.for(JSON_MODULE_TYPE)
.tap(PLUGIN_NAME, parserOptions => {
validate(parserOptions);
return new JsonParser(parserOptions);
});
normalModuleFactory.hooks.createGenerator
.for(JSON_MODULE_TYPE)
.tap(PLUGIN_NAME, () => {
return new JsonGenerator();
});
}
);
}
}
module.exports = JsonModulesPlugin;