Separate jQuery.fn.init into its own module (for lighter core dependencies across all modules)

1 files changed, 2 insertions, 115 deletions

diff --git a/src/core.js b/src/core.js
index 3cdcc63af..599caba64 100644
--- a/src/core.js
+++ b/src/core.js
@@ -10,12 +10,8 @@ var
 	toString = require( "./var/toString" ),
 	hasOwn = require( "./var/hasOwn" ),
 	trim = require( "./var/trim" ),
-	rsingleTag = require( "./var/rsingleTag" ),
 	support = require( "./var/support" ),
 
-	// A central reference to the root jQuery(document)
-	rootjQuery,
-
 	// Use the correct document accordingly with window argument (sandbox)
 	document = window.document,
 
@@ -30,14 +26,10 @@ var
 	// Define a local copy of jQuery
 	jQuery = function( selector, context ) {
 		// The jQuery object is actually just the init constructor 'enhanced'
-		return new jQuery.fn.init( selector, context, rootjQuery );
+		// Need init if jQuery is called (just allow error to be thrown if not included)
+		return new jQuery.fn.init( selector, context );
 	},
 
-	// A simple way to check for HTML strings
-	// Prioritize #id over <tag> to avoid XSS via location.hash (#9521)
-	// Strict HTML recognition (#11290: must start with <)
-	rquickExpr = /^(?:\s*(<[\w\W]+>)[^>]*|#([\w-]*))$/,
-
 	// Matches dashed string for camelizing
 	rmsPrefix = /^-ms-/,
 	rdashAlpha = /-([\da-z])/gi,
@@ -53,105 +45,6 @@ jQuery.fn = jQuery.prototype = {
 
 	constructor: jQuery,
 
-	init: function( selector, context, rootjQuery ) {
-		var match, elem;
-
-		// HANDLE: $(""), $(null), $(undefined), $(false)
-		if ( !selector ) {
-			return this;
-		}
-
-		// Handle HTML strings
-		if ( typeof selector === "string" ) {
-			if ( selector.charAt(0) === "<" && selector.charAt( selector.length - 1 ) === ">" && selector.length >= 3 ) {
-				// Assume that strings that start and end with <> are HTML and skip the regex check
-				match = [ null, selector, null ];
-
-			} else {
-				match = rquickExpr.exec( selector );
-			}
-
-			// Match html or make sure no context is specified for #id
-			if ( match && (match[1] || !context) ) {
-
-				// HANDLE: $(html) -> $(array)
-				if ( match[1] ) {
-					context = context instanceof jQuery ? context[0] : context;
-
-					// scripts is true for back-compat
-					// Intentionally let the error be thrown if parseHTML is not present
-					jQuery.merge( this, jQuery.parseHTML(
-						match[1],
-						context && context.nodeType ? context.ownerDocument || context : document,
-						true
-					) );
-
-					// HANDLE: $(html, props)
-					if ( rsingleTag.test( match[1] ) && jQuery.isPlainObject( context ) ) {
-						for ( match in context ) {
-							// Properties of context are called as methods if possible
-							if ( jQuery.isFunction( this[ match ] ) ) {
-								this[ match ]( context[ match ] );
-
-							// ...and otherwise set as attributes
-							} else {
-								this.attr( match, context[ match ] );
-							}
-						}
-					}
-
-					return this;
-
-				// HANDLE: $(#id)
-				} else {
-					elem = document.getElementById( match[2] );
-
-					// Check parentNode to catch when Blackberry 4.6 returns
-					// nodes that are no longer in the document #6963
-					if ( elem && elem.parentNode ) {
-						// Inject the element directly into the jQuery object
-						this.length = 1;
-						this[0] = elem;
-					}
-
-					this.context = document;
-					this.selector = selector;
-					return this;
-				}
-
-			// HANDLE: $(expr, $(...))
-			} else if ( !context || context.jquery ) {
-				return ( context || rootjQuery ).find( selector );
-
-			// HANDLE: $(expr, context)
-			// (which is just equivalent to: $(context).find(expr)
-			} else {
-				return this.constructor( context ).find( selector );
-			}
-
-		// HANDLE: $(DOMElement)
-		} else if ( selector.nodeType ) {
-			this.context = this[0] = selector;
-			this.length = 1;
-			return this;
-
-		// HANDLE: $(function)
-		// Shortcut for document ready
-		} else if ( jQuery.isFunction( selector ) ) {
-			return typeof rootjQuery.ready !== "undefined" ?
-				rootjQuery.ready( selector ) :
-				// Execute immediately if ready is not present
-				selector( jQuery );
-		}
-
-		if ( selector.selector !== undefined ) {
-			this.selector = selector.selector;
-			this.context = selector.context;
-		}
-
-		return jQuery.makeArray( selector, this );
-	},
-
 	// Start with an empty selector
 	selector: "",
 
@@ -231,9 +124,6 @@ jQuery.fn = jQuery.prototype = {
 	splice: arr.splice
 };
 
-// Give the init function the jQuery prototype for later instantiation
-jQuery.fn.init.prototype = jQuery.fn;
-
 jQuery.extend = jQuery.fn.extend = function() {
 	var options, name, src, copy, copyIsArray, clone,
 		target = arguments[0] || {},
@@ -621,8 +511,5 @@ function isArraylike( obj ) {
 		typeof length === "number" && length > 0 && ( length - 1 ) in obj );
 }
 
-// All jQuery objects should point back to these
-rootjQuery = jQuery( document );
-
 return jQuery;
 });