add Blz functions without side effects and use sets

Author: Frotty

de.peeeq.wurstscript/src/main/java/de/peeeq/wurstscript/translation/imoptimizer/RestrictedCompressedNames.java

@@ -1,18 +1,16 @@
 package de.peeeq.wurstscript.translation.imoptimizer;
 
+import io.vavr.collection.HashSet;
+import io.vavr.collection.Set;
+
 public class RestrictedCompressedNames {
-    static String names[] = {"div", "val", "var", "mod", "use", "new", "for", "in", "it", "to",
+    static Set<String> names = HashSet.of("div", "val", "var", "mod", "use", "new", "for", "in", "it", "to",
             "Sin", "Cos", "Tan", "Pow", "I2R", "R2I", "I2S", "R2S", "S2I", "S2R",
             "And", "Or", "Not", "or", "and", "not", "if", "set", "loop", "endif",
             "endfunction", "endloop", "globals", "endglobals", "local", "call", "debug",
-            "main", "config", "alias"};
+            "main", "config", "alias");
 
-    public static boolean contains(String s) {
-        for (String name : names) {
-            if (name.equals(s)) {
-                return true;
-            }
-        }
-        return false;
+    public static boolean contains(String name) {
+        return names.contains(name);
     }
 }