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/*
MIT License http://www.opensource.org/licenses/mit-license.php
Author Tobias Koppers @sokra
*/
"use strict";
const RequireEnsureItemDependency = require("./RequireEnsureItemDependency");
const RequireEnsureDependency = require("./RequireEnsureDependency");
const NullFactory = require("../NullFactory");
const RequireEnsureDependenciesBlockParserPlugin = require("./RequireEnsureDependenciesBlockParserPlugin");
const ParserHelpers = require("../ParserHelpers");
class RequireEnsurePlugin {
apply(compiler) {
compiler.plugin("compilation", (compilation, params) => {
const normalModuleFactory = params.normalModuleFactory;
compilation.dependencyFactories.set(RequireEnsureItemDependency, normalModuleFactory);
compilation.dependencyTemplates.set(RequireEnsureItemDependency, new RequireEnsureItemDependency.Template());
compilation.dependencyFactories.set(RequireEnsureDependency, new NullFactory());
compilation.dependencyTemplates.set(RequireEnsureDependency, new RequireEnsureDependency.Template());
params.normalModuleFactory.plugin("parser", (parser, parserOptions) => {
if(typeof parserOptions.requireEnsure !== "undefined" && !parserOptions.requireEnsure)
return;
parser.apply(new RequireEnsureDependenciesBlockParserPlugin());
parser.plugin("evaluate typeof require.ensure", ParserHelpers.evaluateToString("function"));
parser.plugin("typeof require.ensure", ParserHelpers.toConstantDependency(JSON.stringify("function")));
});
});
}
}
module.exports = RequireEnsurePlugin;
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