More changes to get jQuery in line with JSLint.

This commit is contained in:
jeresig 2010-03-01 21:24:49 -05:00
parent 8c8f685a91
commit dcf0fa5048
9 changed files with 195 additions and 190 deletions

View File

@ -203,11 +203,10 @@ jQuery.extend({
etag: {},
ajax: function( origSettings ) {
var s = jQuery.extend(true, {}, jQuery.ajaxSettings, origSettings);
var s = jQuery.extend(true, {}, jQuery.ajaxSettings, origSettings),
jsonp, status, data, type = s.type.toUpperCase();
var jsonp, status, data,
callbackContext = origSettings && origSettings.context || s,
type = s.type.toUpperCase();
s.context = origSettings && origSettings.context || s;
// convert data if not already a string
if ( s.data && s.processData && typeof s.data !== "string" ) {
@ -244,14 +243,14 @@ jQuery.extend({
// Handle JSONP-style loading
window[ jsonp ] = window[ jsonp ] || function( tmp ) {
data = tmp;
success();
complete();
jQuery.ajax.handleSuccess( s, xhr, status, data );
jQuery.ajax.handleComplete( s, xhr, status, data );
// Garbage collect
window[ jsonp ] = undefined;
try {
delete window[ jsonp ];
} catch(e) {}
} catch( jsonpError ) {}
if ( head ) {
head.removeChild( script );
@ -279,7 +278,7 @@ jQuery.extend({
}
// Watch for a new set of requests
if ( s.global && jQuery.active++ === 0 ) {
if ( s.global && jQuery.ajax.active++ === 0 ) {
jQuery.event.trigger( "ajaxStart" );
}
@ -306,8 +305,8 @@ jQuery.extend({
if ( !done && (!this.readyState ||
this.readyState === "loaded" || this.readyState === "complete") ) {
done = true;
success();
complete();
jQuery.ajax.handleSuccess( s, xhr, status, data );
jQuery.ajax.handleComplete( s, xhr, status, data );
// Handle memory leak in IE
script.onload = script.onreadystatechange = null;
@ -371,12 +370,12 @@ jQuery.extend({
xhr.setRequestHeader("Accept", s.dataType && s.accepts[ s.dataType ] ?
s.accepts[ s.dataType ] + ", */*" :
s.accepts._default );
} catch(e) {}
} catch( headerError ) {}
// Allow custom headers/mimetypes and early abort
if ( s.beforeSend && s.beforeSend.call(callbackContext, xhr, s) === false ) {
if ( s.beforeSend && s.beforeSend.call(s.context, xhr, s) === false ) {
// Handle the global AJAX counter
if ( s.global && ! --jQuery.active ) {
if ( s.global && jQuery.ajax.active-- === 1 ) {
jQuery.event.trigger( "ajaxStop" );
}
@ -386,7 +385,7 @@ jQuery.extend({
}
if ( s.global ) {
contextTrigger("ajaxSend", [xhr, s]);
jQuery.ajax.triggerGlobal( s, "ajaxSend", [xhr, s] );
}
// Wait for a response to come back
@ -396,7 +395,7 @@ jQuery.extend({
// Opera doesn't call onreadystatechange before this point
// so we simulate the call
if ( !requestDone ) {
complete();
jQuery.ajax.handleComplete( s, xhr, status, data );
}
requestDone = true;
@ -411,9 +410,9 @@ jQuery.extend({
status = isTimeout === "timeout" ?
"timeout" :
!jQuery.httpSuccess( xhr ) ?
!jQuery.ajax.httpSuccess( xhr ) ?
"error" :
s.ifModified && jQuery.httpNotModified( xhr, s.url ) ?
s.ifModified && jQuery.ajax.httpNotModified( xhr, s.url ) ?
"notmodified" :
"success";
@ -423,10 +422,10 @@ jQuery.extend({
// Watch for, and catch, XML document parse errors
try {
// process the data (runs the xml through httpData regardless of callback)
data = jQuery.httpData( xhr, s.dataType, s );
} catch(err) {
data = jQuery.ajax.httpData( xhr, s.dataType, s );
} catch( parserError ) {
status = "parsererror";
errMsg = err;
errMsg = parserError;
}
}
@ -434,14 +433,14 @@ jQuery.extend({
if ( status === "success" || status === "notmodified" ) {
// JSONP handles its own success callback
if ( !jsonp ) {
success();
jQuery.ajax.handleSuccess( s, xhr, status, data );
}
} else {
jQuery.handleError(s, xhr, status, errMsg);
jQuery.ajax.handleError( s, xhr, status, errMsg );
}
// Fire the complete handlers
complete();
jQuery.ajax.handleComplete( s, xhr, status, data );
if ( isTimeout === "timeout" ) {
xhr.abort();
@ -465,7 +464,7 @@ jQuery.extend({
onreadystatechange( "abort" );
};
} catch(e) { }
} catch( abortError ) {}
// Timeout checker
if ( s.async && s.timeout > 0 ) {
@ -480,10 +479,12 @@ jQuery.extend({
// Send the data
try {
xhr.send( type === "POST" || type === "PUT" || type === "DELETE" ? s.data : null );
} catch(e) {
jQuery.handleError(s, xhr, null, e);
} catch( sendError ) {
jQuery.ajax.handleError( s, xhr, null, e );
// Fire the complete handlers
complete();
jQuery.ajax.handleComplete( s, xhr, status, data );
}
// firefox 1.5 doesn't fire statechange for sync requests
@ -491,57 +492,125 @@ jQuery.extend({
onreadystatechange();
}
function success() {
// If a local callback was specified, fire it and pass it the data
if ( s.success ) {
s.success.call( callbackContext, data, status, xhr );
}
// Fire the global callback
if ( s.global ) {
contextTrigger( "ajaxSuccess", [xhr, s] );
}
}
function complete() {
// Process result
if ( s.complete ) {
s.complete.call( callbackContext, xhr, status);
}
// The request was completed
if ( s.global ) {
contextTrigger( "ajaxComplete", [xhr, s] );
}
// Handle the global AJAX counter
if ( s.global && ! --jQuery.active ) {
jQuery.event.trigger( "ajaxStop" );
}
}
function contextTrigger(type, args) {
(s.context ? jQuery(s.context) : jQuery.event).trigger(type, args);
}
// return XMLHttpRequest to allow aborting the request etc.
return xhr;
},
// Serialize an array of form elements or a set of
// key/values into a query string
param: function( a, traditional ) {
var s = [], add = function( key, value ) {
// If value is a function, invoke it and return its value
value = jQuery.isFunction(value) ? value() : value;
s[ s.length ] = encodeURIComponent(key) + "=" + encodeURIComponent(value);
};
// Set traditional to true for jQuery <= 1.3.2 behavior.
if ( traditional === undefined ) {
traditional = jQuery.ajaxSettings.traditional;
}
// If an array was passed in, assume that it is an array of form elements.
if ( jQuery.isArray(a) || a.jquery ) {
// Serialize the form elements
jQuery.each( a, function() {
add( this.name, this.value );
});
} else {
// If traditional, encode the "old" way (the way 1.3.2 or older
// did it), otherwise encode params recursively.
for ( var prefix in a ) {
buildParams( prefix, a[prefix], traditional, add );
}
}
// Return the resulting serialization
return s.join("&").replace(r20, "+");
}
});
function buildParams( prefix, obj, traditional, add ) {
if ( jQuery.isArray(obj) ) {
// Serialize array item.
jQuery.each( obj, function( i, v ) {
if ( traditional || /\[\]$/.test( prefix ) ) {
// Treat each array item as a scalar.
add( prefix, v );
} else {
// If array item is non-scalar (array or object), encode its
// numeric index to resolve deserialization ambiguity issues.
// Note that rack (as of 1.0.0) can't currently deserialize
// nested arrays properly, and attempting to do so may cause
// a server error. Possible fixes are to modify rack's
// deserialization algorithm or to provide an option or flag
// to force array serialization to be shallow.
buildParams( prefix + "[" + ( typeof v === "object" || jQuery.isArray(v) ? i : "" ) + "]", v, traditional, add );
}
});
} else if ( !traditional && obj != null && typeof obj === "object" ) {
// Serialize object item.
jQuery.each( obj, function( k, v ) {
buildParams( prefix + "[" + k + "]", v, traditional, add );
});
} else {
// Serialize scalar item.
add( prefix, obj );
}
}
jQuery.extend( jQuery.ajax, {
// Counter for holding the number of active queries
active: 0,
handleError: function( s, xhr, status, e ) {
// If a local callback was specified, fire it
if ( s.error ) {
s.error.call( s.context || s, xhr, status, e );
s.error.call( s.context, xhr, status, e );
}
// Fire the global callback
if ( s.global ) {
(s.context ? jQuery(s.context) : jQuery.event).trigger( "ajaxError", [xhr, s, e] );
jQuery.ajax.triggerGlobal( s, "ajaxError", [xhr, s, e] );
}
},
// Counter for holding the number of active queries
active: 0,
handleSuccess: function( s, xhr, status, data ) {
// If a local callback was specified, fire it and pass it the data
if ( s.success ) {
s.success.call( s.context, data, status, xhr );
}
// Fire the global callback
if ( s.global ) {
jQuery.ajax.triggerGlobal( s, "ajaxSuccess", [xhr, s] );
}
},
handleComplete: function( s, xhr, status ) {
// Process result
if ( s.complete ) {
s.complete.call( s.context, xhr, status );
}
// The request was completed
if ( s.global ) {
jQuery.ajax.triggerGlobal( s, "ajaxComplete", [xhr, s] );
}
// Handle the global AJAX counter
if ( s.global && jQuery.ajax.active-- === 1 ) {
jQuery.event.trigger( "ajaxStop" );
}
},
triggerGlobal: function( s, type, args ) {
(s.context && s.context.url == null ? jQuery(s.context) : jQuery.event).trigger(type, args);
},
// Determines if an XMLHttpRequest was successful or not
httpSuccess: function( xhr ) {
@ -601,71 +670,6 @@ jQuery.extend({
}
return data;
},
// Serialize an array of form elements or a set of
// key/values into a query string
param: function( a, traditional ) {
var s = [];
// Set traditional to true for jQuery <= 1.3.2 behavior.
if ( traditional === undefined ) {
traditional = jQuery.ajaxSettings.traditional;
}
// If an array was passed in, assume that it is an array of form elements.
if ( jQuery.isArray(a) || a.jquery ) {
// Serialize the form elements
jQuery.each( a, function() {
add( this.name, this.value );
});
} else {
// If traditional, encode the "old" way (the way 1.3.2 or older
// did it), otherwise encode params recursively.
for ( var prefix in a ) {
buildParams( prefix, a[prefix] );
}
}
// Return the resulting serialization
return s.join("&").replace(r20, "+");
function buildParams( prefix, obj ) {
if ( jQuery.isArray(obj) ) {
// Serialize array item.
jQuery.each( obj, function( i, v ) {
if ( traditional || /\[\]$/.test( prefix ) ) {
// Treat each array item as a scalar.
add( prefix, v );
} else {
// If array item is non-scalar (array or object), encode its
// numeric index to resolve deserialization ambiguity issues.
// Note that rack (as of 1.0.0) can't currently deserialize
// nested arrays properly, and attempting to do so may cause
// a server error. Possible fixes are to modify rack's
// deserialization algorithm or to provide an option or flag
// to force array serialization to be shallow.
buildParams( prefix + "[" + ( typeof v === "object" || jQuery.isArray(v) ? i : "" ) + "]", v );
}
});
} else if ( !traditional && obj != null && typeof obj === "object" ) {
// Serialize object item.
jQuery.each( obj, function( k, v ) {
buildParams( prefix + "[" + k + "]", v );
});
} else {
// Serialize scalar item.
add( prefix, obj );
}
}
function add( key, value ) {
// If value is a function, invoke it and return its value
value = jQuery.isFunction(value) ? value() : value;
s[ s.length ] = encodeURIComponent(key) + "=" + encodeURIComponent(value);
}
}
});

View File

@ -18,7 +18,7 @@ var jQuery = function( selector, context ) {
// A simple way to check for HTML strings or ID strings
// (both of which we optimize for)
quickExpr = /^[^<]*(<[\w\W]+>)[^>]*$|^#([\w-]+)$/,
quickExpr = /^[^<]*(<[\w\W]+>)[^>]*$|^#([\w\-]+)$/,
// Is it a simple selector
isSimple = /^.[^:#\[\.,]*$/,
@ -623,12 +623,14 @@ jQuery.extend({
},
grep: function( elems, callback, inv ) {
var ret = [];
var ret = [], retVal;
inv = !!inv;
// Go through the array, only saving the items
// that pass the validator function
for ( var i = 0, length = elems.length; i < length; i++ ) {
if ( !inv !== !callback( elems[ i ], i ) ) {
retVal = !!callback( elems[ i ], i );
if ( inv !== retVal ) {
ret.push( elems[ i ] );
}
}
@ -748,7 +750,7 @@ function doScrollCheck() {
// If IE is used, use the trick by Diego Perini
// http://javascript.nwbox.com/IEContentLoaded/
document.documentElement.doScroll("left");
} catch( error ) {
} catch(e) {
setTimeout( doScrollCheck, 1 );
return;
}

View File

@ -186,7 +186,7 @@ jQuery.extend({
callback.call( elem );
// Revert the old values
for ( var name in options ) {
for ( name in options ) {
elem.style[ name ] = old[ name ];
}
}

22
src/effects.js vendored
View File

@ -1,6 +1,6 @@
var elemdisplay = {},
rfxtypes = /toggle|show|hide/,
rfxnum = /^([+-]=)?([\d+-.]+)(.*)$/,
rfxnum = /^([+\-]=)?([\d+.\-]+)(.*)$/,
timerId,
fxAttrs = [
// height animations
@ -221,6 +221,16 @@ jQuery.fn.extend({
});
function genFx( type, num ) {
var obj = {};
jQuery.each( fxAttrs.concat.apply([], fxAttrs.slice(0,num)), function() {
obj[ this ] = type;
});
return obj;
}
// Generate shortcuts for custom animations
jQuery.each({
slideDown: genFx("show", 1),
@ -470,13 +480,3 @@ if ( jQuery.expr && jQuery.expr.filters ) {
}).length;
};
}
function genFx( type, num ) {
var obj = {};
jQuery.each( fxAttrs.concat.apply([], fxAttrs.slice(0,num)), function() {
obj[ this ] = type;
});
return obj;
}

View File

@ -146,7 +146,7 @@ jQuery.event = {
handler = returnFalse;
}
var ret, type, fn, i = 0, all, namespaces, namespace, special, eventType, handleObj, origType,
var ret, type, fn, j, i = 0, all, namespaces, namespace, special, eventType, handleObj, origType,
elemData = jQuery.data( elem ),
events = elemData && elemData.events;
@ -197,7 +197,7 @@ jQuery.event = {
}
if ( !handler ) {
for ( var j = 0; j < eventType.length; j++ ) {
for ( j = 0; j < eventType.length; j++ ) {
handleObj = eventType[ j ];
if ( all || namespace.test( handleObj.namespace ) ) {
@ -211,7 +211,7 @@ jQuery.event = {
special = jQuery.event.special[ type ] || {};
for ( var j = pos || 0; j < eventType.length; j++ ) {
for ( j = pos || 0; j < eventType.length; j++ ) {
handleObj = eventType[ j ];
if ( handler.guid === handleObj.guid ) {
@ -329,7 +329,7 @@ jQuery.event = {
}
// prevent IE from throwing an error for some elements with some event types, see #3533
} catch (e) {}
} catch (inlineError) {}
if ( !event.isPropagationStopped() && parent ) {
jQuery.event.trigger( event, data, parent, true );
@ -356,7 +356,7 @@ jQuery.event = {
}
// prevent IE from throwing an error for some elements with some event types, see #3533
} catch (e) {}
} catch (triggerError) {}
if ( old ) {
target[ "on" + type ] = old;
@ -368,9 +368,9 @@ jQuery.event = {
},
handle: function( event ) {
var all, handlers, namespaces, namespace, events;
var all, handlers, namespaces, namespace, events, args = jQuery.makeArray( arguments );
event = arguments[0] = jQuery.event.fix( event || window.event );
event = args[0] = jQuery.event.fix( event || window.event );
event.currentTarget = this;
// Namespaced event handlers
@ -400,7 +400,7 @@ jQuery.event = {
event.data = handleObj.data;
event.handleObj = handleObj;
var ret = handleObj.handler.apply( this, arguments );
var ret = handleObj.handler.apply( this, args );
if ( ret !== undefined ) {
event.result = ret;
@ -1080,7 +1080,7 @@ jQuery.each( ("blur focus focusin focusout load resize scroll unload click dblcl
// Handle event binding
jQuery.fn[ name ] = function( data, fn ) {
if ( fn == undefined ) {
if ( fn == null ) {
fn = data;
data = null;
}

View File

@ -357,6 +357,8 @@ jQuery.fn.extend({
}
return this;
}
});
function root( elem, cur ) {
return jQuery.nodeName(elem, "table") ?
@ -364,8 +366,6 @@ jQuery.fn.extend({
elem.appendChild(elem.ownerDocument.createElement("tbody"))) :
elem;
}
}
});
function cloneCopyEvent(orig, ret) {
var i = 0;
@ -530,7 +530,7 @@ jQuery.extend({
}
if ( fragment ) {
for ( var i = 0; ret[i]; i++ ) {
for ( i = 0; ret[i]; i++ ) {
if ( scripts && jQuery.nodeName( ret[i], "script" ) && (!ret[i].type || ret[i].type.toLowerCase() === "text/javascript") ) {
scripts.push( ret[i].parentNode ? ret[i].parentNode.removeChild( ret[i] ) : ret[i] );

View File

@ -69,7 +69,7 @@
script.type = "text/javascript";
try {
script.appendChild( document.createTextNode( "window." + id + "=1;" ) );
} catch(e) {}
} catch( scriptError ) {}
root.insertBefore( script, root.firstChild );
@ -86,7 +86,7 @@
try {
delete script.test;
} catch(e) {
} catch( expandoError ) {
jQuery.support.deleteExpando = false;
}

View File

@ -7,7 +7,8 @@ var runtil = /Until$/,
var winnow = function( elements, qualifier, keep ) {
if ( jQuery.isFunction( qualifier ) ) {
return jQuery.grep(elements, function( elem, i ) {
return !!qualifier.call( elem, i, elem ) === keep;
var retVal = !!qualifier.call( elem, i, elem );
return retVal === keep;
});
} else if ( qualifier.nodeType ) {

View File

@ -14,7 +14,6 @@ test("jQuery.ajax() - success callbacks", function() {
stop();
setTimeout(function(){
jQuery('#foo').ajaxStart(function(){
ok( true, "ajaxStart" );
}).ajaxStop(function(){
@ -37,7 +36,6 @@ test("jQuery.ajax() - success callbacks", function() {
error: function(){ ok(false, "error"); },
complete: function(){ ok(true, "complete"); }
});
}, 13);
});
test("jQuery.ajax() - error callbacks", function() {