faster TypeCombinator::compareTypesInUnion()

Author: voku

src/Type/IntegerRangeType.php

@@ -508,8 +508,8 @@ public function tryRemove(Type $typeToRemove): ?Type
 			return new NeverType();
 		}
 
-		if ($typeToRemove instanceof IntegerRangeType || $typeToRemove instanceof ConstantIntegerType) {
-			if ($typeToRemove instanceof IntegerRangeType) {
+		if ($typeToRemove instanceof self || $typeToRemove instanceof ConstantIntegerType) {
+			if ($typeToRemove instanceof self) {
 				$removeMin = $typeToRemove->min;
 				$removeMax = $typeToRemove->max;
 			} else {

src/Type/TypeCombinator.php

@@ -417,6 +417,9 @@ private static function compareTypesInUnion(Type $a, Type $b): ?array
 				return [null, $b];
 			}
 		}
+		if ($a instanceof IntegerRangeType && $b instanceof IntegerRangeType) {
+			return null;
+		}
 
 		if ($a instanceof SubtractableType) {
 			$typeWithoutSubtractedTypeA = $a->getTypeWithoutSubtractedType();