chushihua

node_modules/webpack/lib/LibraryTemplatePlugin.js

@@ -0,0 +1,92 @@
+/*
+	MIT License http://www.opensource.org/licenses/mit-license.php
+	Author Tobias Koppers @sokra
+*/
+"use strict";
+
+const SetVarMainTemplatePlugin = require("./SetVarMainTemplatePlugin");
+
+function accessorToObjectAccess(accessor) {
+	return accessor.map((a) => {
+		return `[${JSON.stringify(a)}]`;
+	}).join("");
+}
+
+function accessorAccess(base, accessor, joinWith) {
+	accessor = [].concat(accessor);
+	return accessor.map((a, idx) => {
+		a = base ?
+			base + accessorToObjectAccess(accessor.slice(0, idx + 1)) :
+			accessor[0] + accessorToObjectAccess(accessor.slice(1, idx + 1));
+		if(idx === accessor.length - 1) return a;
+		if(idx === 0 && typeof base === "undefined") return `${a} = typeof ${a} === "object" ? ${a} : {}`;
+		return `${a} = ${a} || {}`;
+	}).join(joinWith || "; ");
+}
+
+class LibraryTemplatePlugin {
+
+	constructor(name, target, umdNamedDefine, auxiliaryComment, exportProperty) {
+		this.name = name;
+		this.target = target;
+		this.umdNamedDefine = umdNamedDefine;
+		this.auxiliaryComment = auxiliaryComment;
+		this.exportProperty = exportProperty;
+	}
+
+	apply(compiler) {
+		compiler.plugin("this-compilation", (compilation) => {
+			if(this.exportProperty) {
+				var ExportPropertyMainTemplatePlugin = require("./ExportPropertyMainTemplatePlugin");
+				compilation.apply(new ExportPropertyMainTemplatePlugin(this.exportProperty));
+			}
+			switch(this.target) {
+				case "var":
+					compilation.apply(new SetVarMainTemplatePlugin(`var ${accessorAccess(false, this.name)}`));
+					break;
+				case "assign":
+					compilation.apply(new SetVarMainTemplatePlugin(accessorAccess(undefined, this.name)));
+					break;
+				case "this":
+				case "window":
+				case "global":
+					if(this.name)
+						compilation.apply(new SetVarMainTemplatePlugin(accessorAccess(this.target, this.name)));
+					else
+						compilation.apply(new SetVarMainTemplatePlugin(this.target, true));
+					break;
+				case "commonjs":
+					if(this.name)
+						compilation.apply(new SetVarMainTemplatePlugin(accessorAccess("exports", this.name)));
+					else
+						compilation.apply(new SetVarMainTemplatePlugin("exports", true));
+					break;
+				case "commonjs2":
+				case "commonjs-module":
+					compilation.apply(new SetVarMainTemplatePlugin("module.exports"));
+					break;
+				case "amd":
+					var AmdMainTemplatePlugin = require("./AmdMainTemplatePlugin");
+					compilation.apply(new AmdMainTemplatePlugin(this.name));
+					break;
+				case "umd":
+				case "umd2":
+					var UmdMainTemplatePlugin = require("./UmdMainTemplatePlugin");
+					compilation.apply(new UmdMainTemplatePlugin(this.name, {
+						optionalAmdExternalAsGlobal: this.target === "umd2",
+						namedDefine: this.umdNamedDefine,
+						auxiliaryComment: this.auxiliaryComment
+					}));
+					break;
+				case "jsonp":
+					var JsonpExportMainTemplatePlugin = require("./JsonpExportMainTemplatePlugin");
+					compilation.apply(new JsonpExportMainTemplatePlugin(this.name));
+					break;
+				default:
+					throw new Error(`${this.target} is not a valid Library target`);
+			}
+		});
+	}
+}
+
+module.exports = LibraryTemplatePlugin;