wip: dynamic services fields

src/Form/Service/Condition/CompositeCondition.php

@@ -211,7 +211,7 @@ class CompositeCondition implements FieldConditionInterface
     {
         $validOperators = [self::OPERATOR_AND, self::OPERATOR_OR, self::OPERATOR_NOT];
 
-        if (!in_array($operator, $validOperators, true)) {
+        if (false === in_array($operator, $validOperators, true)) {
             throw new \InvalidArgumentException(sprintf('Invalid operator "%s". Valid operators: %s', $operator, implode(', ', $validOperators)));
         }
     }