Build: combine intro and outro

Fixes gh-2975
Close gh-2976

.jscsrc

@@ -5,6 +5,6 @@
 	// and https://github.com/jscs-dev/node-jscs/issues/1686
 	"requireCapitalizedComments": null,
 
-	"excludeFiles": [ "external", "src/intro.js", "src/outro.js",
+	"excludeFiles": [ "external",
 		"test/node_smoke_tests/lib/ensure_iterability.js", "node_modules" ]
 }

.jshintignore

@@ -1,6 +1,4 @@
 external
-src/intro.js
-src/outro.js
 test/data/jquery-1.9.1.js
 test/data/badcall.js
 test/data/badjson.js

build/tasks/build.js

@@ -12,6 +12,11 @@ module.exports = function( grunt ) {
 		requirejs = require( "requirejs" ),
 		srcFolder = __dirname + "/../../src/",
 		rdefineEnd = /\}\s*?\);[^}\w]*$/,
+		read = function( fileName ) {
+			return grunt.file.read( srcFolder + fileName );
+		},
+		globals = read( "exports/global.js" ),
+		wrapper = read( "wrapper.js" ).split( /\/\/ \@CODE\n\/\/[^\n]+/ ),
 		config = {
 			baseUrl: "src",
 			name: "jquery",
@@ -28,8 +33,8 @@ module.exports = function( grunt ) {
 			// Avoid breaking semicolons inserted by r.js
 			skipSemiColonInsertion: true,
 			wrap: {
-				startFile: "src/intro.js",
-				endFile: [ "src/exports/global.js", "src/outro.js" ]
+				start: wrapper[ 0 ].replace( /\/\*jshint .* \*\/\n/, "" ),
+				end: globals + wrapper[ 1 ]
 			},
 			rawText: {},
 			onBuildWrite: convert

src/outro.js

@@ -1,2 +0,0 @@
-return jQuery;
-}));

src/wrapper.js

@@ -1,3 +1,4 @@
+/*jshint unused:false */
 /*!
  * jQuery JavaScript Library v@VERSION
  * https://jquery.com/
@@ -11,10 +12,10 @@
  *
  * Date: @DATE
  */
-
-(function( global, factory ) {
+( function( global, factory ) {
 
 	if ( typeof module === "object" && typeof module.exports === "object" ) {
+
 		// For CommonJS and CommonJS-like environments where a proper `window`
 		// is present, execute the factory and get jQuery.
 		// For environments that do not have a `window` with a `document`
@@ -35,10 +36,16 @@
 	}
 
 // Pass this if window is not defined yet
-}(typeof window !== "undefined" ? window : this, function( window, noGlobal ) {
+}( typeof window !== "undefined" ? window : this, function( window, noGlobal ) {
 
 // Support: Firefox 18+
 // Can't be in strict mode, several libs including ASP.NET trace
 // the stack via arguments.caller.callee and Firefox dies if
 // you try to trace through "use strict" call chains. (#13335)
 //"use strict";
+
+// @CODE
+// build.js inserts compiled jQuery here
+
+return jQuery;
+} ) );