Merge pull request #42 from drieschel/direct_assign_multidimensional_array_for_primitives

Improvement: Assign multidimensional arrays for primitives directly

Author: dbu

src/SerializerGenerator.php

@@ -224,7 +224,7 @@ private function generateCodeForArray(
 
         switch ($subType) {
             case $subType instanceof PropertyTypePrimitive:
-            case $subType instanceof PropertyTypeArray && $subType->getSubType() instanceof PropertyTypePrimitive:
+            case $subType instanceof PropertyTypeArray && self::isArrayForPrimitive($subType):
             case $subType instanceof PropertyTypeUnknown && $this->configuration->shouldAllowGenericArrays():
                 return $this->templating->renderArrayAssign($arrayPath, $modelPath);
 
@@ -254,4 +254,16 @@ private function generateCodeForArray(
 
         return $this->templating->renderLoopArray($arrayPath, $modelPath, $index, $innerCode);
     }
+
+    private static function isArrayForPrimitive(PropertyTypeArray $type): bool
+    {
+        do {
+            $type = $type->getSubType();
+            if ($type instanceof PropertyTypePrimitive) {
+                return true;
+            }
+        } while ($type instanceof PropertyTypeArray);
+
+        return false;
+    }
 }

tests/Fixtures/MultidimensionalArrayForPrimitive.php

@@ -0,0 +1,30 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Tests\Liip\Serializer\Fixtures;
+
+use JMS\Serializer\Annotation as Serializer;
+
+class MultidimensionalArrayForPrimitive
+{
+    /**
+     * @Serializer\Type("array<int, array<int>>")
+     */
+    public array $twoDims = [];
+
+    /**
+     * @Serializer\Type("array<int, array<int, array<int, array<int, array<int>>>>>")
+     */
+    public array $fiveDims = [];
+
+    /**
+     * @Serializer\Type("array<string, array<int>>")
+     */
+    public array $mapOfLists = [];
+
+    /**
+     * @Serializer\Type("array<int, array<string, array<int>>>")
+     */
+    public array $listOfMapOfLists = [];
+}

tests/Fixtures/PrimitiveArraySubType.php

@@ -17,9 +17,9 @@
 use Tests\Liip\Serializer\Fixtures\Inheritance;
 use Tests\Liip\Serializer\Fixtures\ListModel;
 use Tests\Liip\Serializer\Fixtures\Model;
+use Tests\Liip\Serializer\Fixtures\MultidimensionalArrayForPrimitive;
 use Tests\Liip\Serializer\Fixtures\Nested;
 use Tests\Liip\Serializer\Fixtures\PostDeserialize;
-use Tests\Liip\Serializer\Fixtures\PrimitiveArraySubType;
 use Tests\Liip\Serializer\Fixtures\PrivateProperty;
 use Tests\Liip\Serializer\Fixtures\RecursionModel;
 use Tests\Liip\Serializer\Fixtures\UnknownArraySubType;
@@ -143,17 +143,27 @@ public function testArraysWithUnknownSubType(): void
         self::assertSame($expected, $data);
     }
 
-    public function testArraysWithPrimitiveSubType(): void
+    public function testMultidimensionalArraysForPrimitives(): void
     {
-        $functionName = 'serialize_Tests_Liip_Serializer_Fixtures_PrimitiveArraySubType';
-        self::generateSerializers(self::$metadataBuilder, PrimitiveArraySubType::class, [$functionName], ['']);
+        $functionName = 'serialize_Tests_Liip_Serializer_Fixtures_MultidimensionalArrayForPrimitive';
+        self::generateSerializers(self::$metadataBuilder, MultidimensionalArrayForPrimitive::class, [$functionName], ['']);
 
-        $subject = new PrimitiveArraySubType();
-        $lists = [[1, 2, 3], [4, 5, 6]];
-        $subject->primitivesLists = $lists;
+        $subject = new MultidimensionalArrayForPrimitive();
+        $twoDims = [0 => [0], 1 => [1]];
+        $fiveDims = [0 => [0 => [0 => [0 => [2]]]], 1 => [3 => [0 => [0 => [3]]]]];
+        $mapOfLists = ['foo' => [0], 'bar' => 1];
+        $listOfMapOfLists = [0 => ['m00' => [0 => [0], 1 => [1]], 'm01' => [0 => [0]]], 1 => ['m10' => [0 => [42]]]];
+
+        $subject->twoDims = $twoDims;
+        $subject->fiveDims = $fiveDims;
+        $subject->mapOfLists = $mapOfLists;
+        $subject->listOfMapOfLists = $listOfMapOfLists;
 
         $expected = [
-            'primitives_lists' => $lists,
+            'two_dims' => $twoDims,
+            'five_dims' => $fiveDims,
+            'map_of_lists' => $mapOfLists,
+            'list_of_map_of_lists' => $listOfMapOfLists,
         ];
 
         $data = $functionName($subject);