New upstream version 8.3.0.upstream/8.3.0upstream

4 files changed, 47 insertions, 5 deletions

diff --git a/npm_assets/node_modules/jquery/src/css/curCSS.js b/npm_assets/node_modules/jquery/src/css/curCSS.js
index 98a594a..cde40b6 100644
--- a/npm_assets/node_modules/jquery/src/css/curCSS.js
+++ b/npm_assets/node_modules/jquery/src/css/curCSS.js
@@ -4,13 +4,17 @@ define( [
 	"./var/rboxStyle",
 	"./var/rnumnonpx",
 	"./var/getStyles",
+	"./var/rcustomProp",
+	"../var/rtrimCSS",
 	"./support"
-], function( jQuery, isAttached, rboxStyle, rnumnonpx, getStyles, support ) {
+], function( jQuery, isAttached, rboxStyle, rnumnonpx, getStyles,
+	rcustomProp, rtrimCSS, support ) {
 
 "use strict";
 
 function curCSS( elem, name, computed ) {
 	var width, minWidth, maxWidth, ret,
+		isCustomProp = rcustomProp.test( name ),
 
 		// Support: Firefox 51+
 		// Retrieving style before computed somehow
@@ -21,11 +25,42 @@ function curCSS( elem, name, computed ) {
 	computed = computed || getStyles( elem );
 
 	// getPropertyValue is needed for:
-	//   .css('filter') (IE 9 only, #12537)
-	//   .css('--customProperty) (#3144)
+	//   .css('filter') (IE 9 only, trac-12537)
+	//   .css('--customProperty) (gh-3144)
 	if ( computed ) {
+
+		// Support: IE <=9 - 11+
+		// IE only supports `"float"` in `getPropertyValue`; in computed styles
+		// it's only available as `"cssFloat"`. We no longer modify properties
+		// sent to `.css()` apart from camelCasing, so we need to check both.
+		// Normally, this would create difference in behavior: if
+		// `getPropertyValue` returns an empty string, the value returned
+		// by `.css()` would be `undefined`. This is usually the case for
+		// disconnected elements. However, in IE even disconnected elements
+		// with no styles return `"none"` for `getPropertyValue( "float" )`
 		ret = computed.getPropertyValue( name ) || computed[ name ];
 
+		if ( isCustomProp && ret ) {
+
+			// Support: Firefox 105+, Chrome <=105+
+			// Spec requires trimming whitespace for custom properties (gh-4926).
+			// Firefox only trims leading whitespace. Chrome just collapses
+			// both leading & trailing whitespace to a single space.
+			//
+			// Fall back to `undefined` if empty string returned.
+			// This collapses a missing definition with property defined
+			// and set to an empty string but there's no standard API
+			// allowing us to differentiate them without a performance penalty
+			// and returning `undefined` aligns with older jQuery.
+			//
+			// rtrimCSS treats U+000D CARRIAGE RETURN and U+000C FORM FEED
+			// as whitespace while CSS does not, but this is not a problem
+			// because CSS preprocessing replaces them with U+000A LINE FEED
+			// (which *is* CSS whitespace)
+			// https://www.w3.org/TR/css-syntax-3/#input-preprocessing
+			ret = ret.replace( rtrimCSS, "$1" ) || undefined;
+		}
+
 		if ( ret === "" && !isAttached( elem ) ) {
 			ret = jQuery.style( elem, name );
 		}
diff --git a/npm_assets/node_modules/jquery/src/css/support.js b/npm_assets/node_modules/jquery/src/css/support.js
index 3a9d25c..9958f60 100644
--- a/npm_assets/node_modules/jquery/src/css/support.js
+++ b/npm_assets/node_modules/jquery/src/css/support.js
@@ -70,7 +70,7 @@ define( [
 	}
 
 	// Support: IE <=9 - 11 only
-	// Style of cloned element affects source element cloned (#8908)
+	// Style of cloned element affects source element cloned (trac-8908)
 	div.style.backgroundClip = "content-box";
 	div.cloneNode( true ).style.backgroundClip = "";
 	support.clearCloneStyle = div.style.backgroundClip === "content-box";
diff --git a/npm_assets/node_modules/jquery/src/css/var/getStyles.js b/npm_assets/node_modules/jquery/src/css/var/getStyles.js
index 0b893ac..a2d5f3d 100644
--- a/npm_assets/node_modules/jquery/src/css/var/getStyles.js
+++ b/npm_assets/node_modules/jquery/src/css/var/getStyles.js
@@ -3,7 +3,7 @@ define( function() {
 
 	return function( elem ) {
 
-		// Support: IE <=11 only, Firefox <=30 (#15098, #14150)
+		// Support: IE <=11 only, Firefox <=30 (trac-15098, trac-14150)
 		// IE throws on elements created in popups
 		// FF meanwhile throws on frame elements through "defaultView.getComputedStyle"
 		var view = elem.ownerDocument.defaultView;
diff --git a/npm_assets/node_modules/jquery/src/css/var/rcustomProp.js b/npm_assets/node_modules/jquery/src/css/var/rcustomProp.js
new file mode 100644
index 0000000..6f01b85
--- /dev/null
+++ b/npm_assets/node_modules/jquery/src/css/var/rcustomProp.js
@@ -0,0 +1,7 @@
+define( function() {
+
+"use strict";
+
+return /^--/;
+
+} );