fix orderby with multiple labels, closes #4220

src/services/search/services/lex.js

@@ -11,7 +11,7 @@ function lex(str) {
     let currentWord = '';
 
     function isSymbolAnOperator(chr) {
-        return ['=', '*', '>', '<', '!', "-", "+", '%'].includes(chr);
+        return ['=', '*', '>', '<', '!', "-", "+", '%', ','].includes(chr);
     }
 
     function isPreviousSymbolAnOperator() {
@@ -128,6 +128,10 @@ function lex(str) {
             }
         }
 
+        if (chr === ',') {
+            continue;
+        }
+
         currentWord += chr;
     }