Add support for multiple inline pseudos

Author: KugiHaito

CSSObject/queries/Selector.js

@@ -60,7 +60,13 @@ import Pseudo from "../queries/Pseudo.js"
         let selct = value.replace(ISelector[this.type], ICSS.EMPTY)
         let tag = selct.replace(/[0-9a-z-_*+^~$=|\'\'\"\"\[\]]+/, '')
         let sign = tag.substring(0, 2).replace(/[a-z-]/g, '')
-        if (ICSS.PSEUDO.KEYS.includes(sign)) this.pseudo = new Pseudo(tag)
+        if (ICSS.PSEUDO.KEYS.includes(sign)) {
+            let pseudos = tag.split(sign)
+                .filter(p => p != ICSS.EMPTY)
+                .map(p => new Pseudo(sign + p))
+            
+            this.pseudo = pseudos.length > 1 ? pseudos : pseudos[0]
+        }
     }
 
     /**