Leverage the variadic arguments wherever we can.

src/Collection.php

@@ -78,7 +78,7 @@ public function all(): array
      */
     public function append(...$items): BaseInterface
     {
-        return $this->run(new Append($items));
+        return $this->run(new Append(...$items));
     }
 
     /**
@@ -118,7 +118,7 @@ public function combinate(?int $length = null): BaseInterface
      */
     public function combine(...$keys): BaseInterface
     {
-        return $this->run(new Combine($keys));
+        return $this->run(new Combine(...$keys));
     }
 
     /**
@@ -222,7 +222,7 @@ public function foldRight(callable $callback, $initial = null)
      */
     public function forget(...$keys): BaseInterface
     {
-        return $this->run(new Forget($keys));
+        return $this->run(new Forget(...$keys));
     }
 
     /**
@@ -292,9 +292,9 @@ public function map(callable ...$callbacks): BaseInterface
     /**
      * {@inheritdoc}
      */
-    public function merge(...$sources): BaseInterface
+    public function merge(iterable ...$sources): BaseInterface
     {
-        return $this->run(new Merge($sources));
+        return $this->run(new Merge(...$sources));
     }
 
     /**
@@ -318,7 +318,7 @@ public function nth(int $step, int $offset = 0): BaseInterface
      */
     public function only(...$keys): BaseInterface
     {
-        return $this->run(new Only($keys));
+        return $this->run(new Only(...$keys));
     }
 
     /**
@@ -491,6 +491,6 @@ public static function with($data = [], ...$parameters): CollectionInterface
      */
     public function zip(iterable ...$iterables): BaseInterface
     {
-        return $this->run(new Zip($iterables));
+        return $this->run(new Zip(...$iterables));
     }
 }

src/Contract/Mergeable.php

@@ -16,5 +16,5 @@ interface Mergeable
      *
      * @return \loophp\collection\Contract\Collection<mixed>
      */
-    public function merge(...$sources): Base;
+    public function merge(iterable ...$sources): Base;
 }

src/Operation/Append.php

@@ -40,8 +40,6 @@ public function on(iterable $collection): Closure
                 yield $value;
             }
 
-            [$items] = $items;
-
             foreach ($items as $item) {
                 yield $item;
             }

src/Operation/Combine.php

@@ -43,8 +43,6 @@ public function on(iterable $collection): Closure
         $keys = $this->keys;
 
         return static function () use ($keys, $collection): Generator {
-            [$keys] = $keys;
-
             $original = new IterableIterator($collection);
             $keysIterator = new ArrayIterator($keys);
 

src/Operation/Forget.php

@@ -38,7 +38,6 @@ public function on(iterable $collection): Closure
         $keys = $this->keys;
 
         return static function () use ($keys, $collection): Generator {
-            [$keys] = $keys;
             $keys = array_flip($keys);
 
             foreach ($collection as $key => $value) {

src/Operation/Merge.php

@@ -33,7 +33,7 @@ public function __construct(iterable ...$sources)
      */
     public function on(iterable $collection): Closure
     {
-        [$sources] = $this->sources;
+        $sources = $this->sources;
 
         return static function () use ($sources, $collection): Generator {
             foreach ($collection as $value) {

src/Operation/Only.php

@@ -38,8 +38,6 @@ public function on(iterable $collection): Closure
         $keys = $this->keys;
 
         return static function () use ($keys, $collection): Generator {
-            [$keys] = $keys;
-
             if ([] === $keys) {
                 return yield from $collection;
             }

src/Operation/Zip.php

@@ -36,7 +36,7 @@ public function __construct(iterable ...$iterables)
      */
     public function on(iterable $collection): Closure
     {
-        [$iterables] = $this->iterables;
+        $iterables = $this->iterables;
 
         return static function () use ($iterables, $collection): Generator {
             $getIteratorCallback = static function ($iterable): IterableIterator {
@@ -46,7 +46,7 @@ public function on(iterable $collection): Closure
             $items = array_merge([$collection], $iterables);
 
             $walk = new Walk($getIteratorCallback);
-            $append = new Append($items);
+            $append = new Append(...$items);
 
             $iterators = new ClosureIterator(
                 $walk->on(new ClosureIterator($append->on([])))