[5.3] Changing the name of the method mapToAssoc() to mapWithKeys() (l…

…aravel#14799)

* Another name for the mapToAssoc

* Changing the test accordingly

* Removing typo

* Fixing phpdoc

* Reverting changes to the phpdoc

src/Illuminate/Support/Collection.php

@@ -607,7 +607,7 @@ public function map(callable $callback)
      * @param  callable  $callback
      * @return static
      */
-    public function mapToAssoc(callable $callback)
+    public function mapWithKeys(callable $callback)
     {
         return $this->flatMap($callback);
     }

tests/Support/SupportCollectionTest.php

@@ -895,14 +895,14 @@ public function testFlatMap()
         $this->assertEquals(['programming', 'basketball', 'music', 'powerlifting'], $data->all());
     }
 
-    public function testMapToAssoc()
+    public function testMapWithKeys()
     {
         $data = new Collection([
             ['name' => 'Blastoise', 'type' => 'Water', 'idx' => 9],
             ['name' => 'Charmander', 'type' => 'Fire', 'idx' => 4],
             ['name' => 'Dragonair', 'type' => 'Dragon', 'idx' => 148],
         ]);
-        $data = $data->mapToAssoc(function ($pokemon) {
+        $data = $data->mapWithKeys(function ($pokemon) {
             return [$pokemon['name'] => $pokemon['type']];
         });
         $this->assertEquals(