make json serializable

phpgears · Sep 18, 2018 · cfb1cdd · cfb1cdd
1 parent 1f57f3b
commit cfb1cdd
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Showing 5 changed files with 13 additions and 1 deletion.
diff --git a/composer.json b/composer.json
@@ -23,6 +23,7 @@
   "prefer-stable": true,
   "require": {
     "php": "^7.1",
+    "ext-json": "*",
     "phpgears/immutability": "0.1",
     "ramsey/uuid": "^3.7"
   },

diff --git a/src/AbstractIdentity.php b/src/AbstractIdentity.php
@@ -67,6 +67,14 @@ final public function __toString(): string
         return $this->value;
     }
 
+    /**
+     * {@inheritdoc}
+     */
+    final public function jsonSerialize(): string
+    {
+        return $this->value;
+    }
+
     /**
      * {@inheritdoc}
      *

diff --git a/src/Identity.php b/src/Identity.php
@@ -16,7 +16,7 @@
 /**
  * Identity value object interface.
  */
-interface Identity
+interface Identity extends \JsonSerializable
 {
     /**
      * Get identity from string.

diff --git a/tests/Identity/AbstractIdentityTest.php b/tests/Identity/AbstractIdentityTest.php
@@ -27,6 +27,7 @@ public function testCreation(): void
 
         $this->assertSame('thisIsMyId', $stub->getValue());
         $this->assertSame('thisIsMyId', (string) $stub);
+        $this->assertSame('"thisIsMyId"', \json_encode($stub));
     }
 
     public function testEquality(): void

diff --git a/tests/Identity/UuidIdentityTest.php b/tests/Identity/UuidIdentityTest.php
@@ -28,6 +28,8 @@ public function testCreation(): void
         $stub = UuidIdentity::fromString($uuid);
 
         $this->assertSame($uuid, $stub->getValue());
+        $this->assertSame('4c4316cb-b48b-44fb-a034-90d789966bac', (string) $stub);
+        $this->assertSame('"4c4316cb-b48b-44fb-a034-90d789966bac"', \json_encode($stub));
     }
 
     /**