V8LazyParsedFunctionModuleTemplatePlugin.js

/*
	MIT License http://www.opensource.org/licenses/mit-license.php
	Authors: Sean Larkin @thelarkinn, Tobias Koppers @sokra
*/
var ConcatSource = require("webpack-sources").ConcatSource;
var PrefixSource = require("webpack-sources").PrefixSource;

function V8LazyParsedFunctionModuleTemplatePlugin() {}
module.exports = V8LazyParsedFunctionModuleTemplatePlugin;

V8LazyParsedFunctionModuleTemplatePlugin.prototype.apply = function(moduleTemplate) {
	moduleTemplate.plugin("render", function(moduleSource, module) {
		var source = new ConcatSource();
		var defaultArguments = ["module", "exports"];
		if((module.arguments && module.arguments.length !== 0) || module.hasDependencies()) {
			defaultArguments.push("__webpack_require__");
		}
		source.add("/***/ (function(" + defaultArguments.concat(module.arguments || []).join(", ") + ") {\n\n");
		if(module.strict) source.add("\"use strict\";\n");
		source.add(moduleSource);
		source.add("\n\n/***/ })");
		return source;
	});
	moduleTemplate.plugin("package", function(moduleSource, module) {
		if (moduleSource.children.length === 4) {
			moduleSource.children = [moduleSource.children[2]];
		} else if (moduleSource.children.length === 3) {
			moduleSource.children = [moduleSource.children[1]];
		}

		if(this.outputOptions.pathinfo) {
			var source = new ConcatSource();
			var req = module.readableIdentifier(this.requestShortener);
			if(Array.isArray(module.providedExports))
				source.add("/* exports provided: " + module.providedExports.join(", ") + " */\n");
			else if(module.providedExports)
				source.add("/* unknown exports provided */\n");
			if(Array.isArray(module.usedExports))
				source.add("/* exports used: " + module.usedExports.join(", ") + " */\n");
			else if(module.usedExports)
				source.add("/* all exports used */\n");
			source.add("/*!****" + req.replace(/./g, "*") + "****!*\\\n");
			source.add("  !*** " + req.replace(/\*\//g, "*_/") + " ***!\n");
			source.add("  \\****" + req.replace(/./g, "*") + "****/\n");
			source.add(moduleSource);
			return source;
		}
		return moduleSource;
	});
	moduleTemplate.plugin("hash", function(hash) {
		hash.update("V8LazyParsedFunctionModuleTemplatePlugin");
		hash.update("2");
	});
};