Implement a table formed result metric

src/Result/Metric/Integer.php

@@ -4,9 +4,9 @@
 
 namespace Panaly\Result\Metric;
 
-final class Integer implements Value
+final readonly class Integer implements Value
 {
-    public function __construct(private readonly int $value)
+    public function __construct(public int $value)
     {
     }
 

src/Result/Metric/Table.php

@@ -0,0 +1,26 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Panaly\Result\Metric;
+
+use function array_merge;
+
+final readonly class Table implements Value
+{
+    /**
+     * @param list<string>      $columns
+     * @param list<list<mixed>> $rows
+     */
+    public function __construct(
+        public array $columns,
+        public array $rows,
+    ) {
+    }
+
+    /** @return list<list<mixed>> */
+    public function compute(): array
+    {
+        return array_merge([$this->columns], $this->rows);
+    }
+}

tests/Result/Metric/TableResultTest.php

@@ -0,0 +1,24 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Panaly\Test\Result\Metric;
+
+use Panaly\Result\Metric\Table;
+use PHPUnit\Framework\TestCase;
+
+class TableResultTest extends TestCase
+{
+    public function testTableResultLooksFine(): void
+    {
+        $metric = new Table(
+            ['foo', 'bar'],
+            [['bar', 12], ['baz', 13]],
+        );
+
+        self::assertSame(
+            [['foo', 'bar'], ['bar', 12], ['baz', 13]],
+            $metric->compute(),
+        );
+    }
+}