test pipe with

Author: brenoroosevelt

src/Pipe.php

@@ -16,3 +16,17 @@ function pipe($payload, callable ...$stages)
 
     return $payload;
 }
+
+/**
+ * @param $value
+ * @param callable ...$jobs
+ * @return mixed returns the value
+ */
+function with(&$value, callable ...$jobs)
+{
+    foreach ($jobs as $job) {
+        $job($value);
+    }
+
+    return $value;
+}

tests/PipeTest.php

@@ -0,0 +1,50 @@
+<?php
+declare(strict_types=1);
+
+namespace BrenoRoosevelt\Tests;
+
+use PHPUnit\Framework\TestCase;
+use function BrenoRoosevelt\pipe;
+use function BrenoRoosevelt\with;
+
+class PipeTest extends TestCase
+{
+    public function testPipe()
+    {
+        $payload = new \stdClass();
+        $payload->value = 1;
+        $result = pipe(
+            $payload,
+            function ($p) {
+                $p->value += 1;
+                return $p;
+            },
+            function ($p) {
+                $p->value *= 4;
+                return $p;
+            },
+            function ($p) {
+                $p->value -= 3;
+                return $p;
+            }
+        );
+
+        $this->assertSame($payload, $result);
+        $this->assertEquals(5, $result->value);
+    }
+
+    public function testWith()
+    {
+        $payload = new \stdClass();
+        $payload->value = 1;
+        $result = with(
+            $payload,
+            fn($p) => $p->value += 1,
+            fn($p) => $p->value *= 4,
+            fn($p) => $p->value -= 3
+        );
+
+        $this->assertSame($payload, $result);
+        $this->assertEquals(5, $result->value);
+    }
+}