initial commit

public/scripts/jquery/src/selector/escapeSelector.js

@@ -0,0 +1,31 @@
+define( [
+	"../core"
+], function( jQuery ) {
+
+"use strict";
+
+// CSS string/identifier serialization
+// https://drafts.csswg.org/cssom/#common-serializing-idioms
+var rcssescape = /([\0-\x1f\x7f]|^-?\d)|^-$|[^\x80-\uFFFF\w-]/g;
+
+function fcssescape( ch, asCodePoint ) {
+	if ( asCodePoint ) {
+
+		// U+0000 NULL becomes U+FFFD REPLACEMENT CHARACTER
+		if ( ch === "\0" ) {
+			return "\uFFFD";
+		}
+
+		// Control characters and (dependent upon position) numbers get escaped as code points
+		return ch.slice( 0, -1 ) + "\\" + ch.charCodeAt( ch.length - 1 ).toString( 16 ) + " ";
+	}
+
+	// Other potentially-special ASCII characters get backslash-escaped
+	return "\\" + ch;
+}
+
+jQuery.escapeSelector = function( sel ) {
+	return ( sel + "" ).replace( rcssescape, fcssescape );
+};
+
+} );