add enum_min, enum_max to [meta]

meta/type_info.jai

@@ -37,3 +37,37 @@ type_is_struct :: ($$T: Type) -> bool, *Type_Info_Struct {
    ok, info := check_type_tag(T, .STRUCT);
    return ok, info.(*Type_Info_Struct);
 }
+
+enum_max :: (T: Type) -> int #expand {
+   #assert T.(*Type_Info).type == .ENUM;
+   return #run -> int {
+      info := T.(*Type_Info_Enum);
+      if info.values.count == 0 {
+         return 0;
+      }
+
+      max := 0;
+      for info.values if it > max {
+         max = it;
+      }
+
+      return max;
+   };
+}
+
+enum_min :: (T: Type) -> int #expand {
+   #assert T.(*Type_Info).type == .ENUM;
+   return #run -> int {
+      info := T.(*Type_Info_Enum);
+      if info.values.count == 0 {
+         return 0;
+      }
+
+      min := 0xFFFFFF_FFFFFF;
+      for info.values if it < min {
+         min = it;
+      }
+
+      return min;
+   };
+}