add setMetaAttribute

Author: efureev

CHANGELOG.md

@@ -4,6 +4,12 @@ All notable changes to this project will be documented in this file.
 
 The format is based on [Keep a Changelog][keepachangelog] and this project adheres to [Semantic Versioning][semver].
 
+## v4.2.0
+
+### Added
+
+- Add method to trait `Metable`: `setMetaAttribute`
+
 ## v4.1.0
 
 ### Added

src/Traits/Metable.php

@@ -35,19 +35,32 @@ public function meta(): array
      *
      * @return mixed
      */
-    public function metaAttribute(string $key, $default = null)
+    public function metaAttribute(string $key, mixed $default = null)
     {
         return Arr::get($this->meta, $key, $default);
     }
 
+    /**
+     * @param string $key
+     * @param mixed $value
+     *
+     * @return $this
+     */
+    public function setMetaAttribute(string $key, mixed $value): static
+    {
+        Arr::set($this->meta, $key, $value);
+
+        return $this;
+    }
+
     /**
      * Set additional meta information for the element.
      *
      * @param array $meta
      *
      * @return $this
      */
-    public function withMeta(array $meta): self
+    public function withMeta(array $meta): static
     {
         $this->meta = Arr::merge($this->meta, $meta);
 

tests/traits/MetableTest.php

@@ -80,6 +80,43 @@ public function testRecursive(): void
             ]
         );
     }
+
+    public function testSetMetaAttribute(): void
+    {
+        $instance = new MetableClassTest();
+
+        $instance->setMetaAttribute('test', 123);
+        static::assertEquals($instance->metaAttribute('test'), 123);
+
+        $instance->setMetaAttribute('params.id', 1);
+        $instance->setMetaAttribute('params.isBool', true);
+        $instance->setMetaAttribute('params.string', 'test');
+        static::assertEquals(1, $instance->metaAttribute('params.id'));
+        static::assertEquals(true, $instance->metaAttribute('params.isBool'));
+        static::assertEquals('test', $instance->metaAttribute('params.string'));
+
+        static::assertEquals(
+            [
+                'id'     => 1,
+                'isBool' => true,
+                'string' => 'test',
+            ],
+            $instance->metaAttribute('params')
+        );
+
+        static::assertEquals(
+            [
+                'test'   => 123,
+                'params' =>
+                    [
+                        'id'     => 1,
+                        'isBool' => true,
+                        'string' => 'test',
+                    ],
+            ],
+            $instance->meta()
+        );
+    }
 }
 
 /**