ADD: isAlias

gravataLonga · May 18, 2020 · 898f07d · 898f07d
1 parent 79ce76f
commit 898f07d
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Showing 2 changed files with 21 additions and 0 deletions.
diff --git a/src/Container.php b/src/Container.php
@@ -127,6 +127,16 @@ public function has($id)
             array_key_exists($id, $this->aliases);
     }
 
+    /**
+     * @param string $id
+     *
+     * @return bool
+     */
+    public function isAlias($id)
+    {
+        return true === array_key_exists($id, $this->aliases);
+    }
+
     /**
      * @param string $id
      * @param array<string, mixed> $arguments

diff --git a/tests/AliasMethodTest.php b/tests/AliasMethodTest.php
@@ -61,6 +61,17 @@ public function testAliasOneVarToAnotherVar()
         self::assertSame($container->get('foobar'), $container->get('hello'));
     }
 
+    public function testCanCheckIfEntryIsAliases()
+    {
+        $container = new Container();
+        $container->factory('myEntry', ['1', '2', '3']);
+        $container->alias('myEntry', 'myEntryAlias');
+
+        self::assertTrue($container->isAlias('myEntryAlias'));
+        self::assertFalse($container->isAlias('myEntry'));
+        self::assertFalse($container->isAlias('notExists'));
+    }
+
     public function testCanUseMakeOverAlias()
     {
         $container = new Container();