intraxia / jaxion

src/Contract/Core/I18n.php

Indentation +6 added lines, -6 removed lines

@@ -2,10 +2,10 @@
 namespace Intraxia\Jaxion\Contract\Core;
 
 interface I18n {
-	/**
-	 * Loads the plugin's textdomain.
-	 *
-	 * @return void
-	 */
-	public function load_plugin_textdomain();
+    /**
+     * Loads the plugin's textdomain.
+     *
+     * @return void
+     */
+    public function load_plugin_textdomain();
 }

src/Core/I18n.php

Indentation +45 added lines, -45 removed lines

@@ -11,53 +11,53 @@
  * @subpackage Core
  */
 class I18n implements I18nContract, HasActions {
-	/**
-	 * Plugin basename
-	 *
-	 * @var string
-	 */
-	private $basename;
+    /**
+     * Plugin basename
+     *
+     * @var string
+     */
+    private $basename;
 
-	/**
-	 * Plugin path.
-	 *
-	 * @var string
-	 */
-	private $path;
+    /**
+     * Plugin path.
+     *
+     * @var string
+     */
+    private $path;
 
-	/**
-	 * I18n constructor.
-	 *
-	 * @param string $basename Plugin basename.
-	 * @param string $path     Plugin path.
-	 */
-	public function __construct( $basename, $path ) {
-		$this->basename = $basename;
-		$this->path = $path;
-	}
+    /**
+     * I18n constructor.
+     *
+     * @param string $basename Plugin basename.
+     * @param string $path     Plugin path.
+     */
+    public function __construct( $basename, $path ) {
+        $this->basename = $basename;
+        $this->path = $path;
+    }
 
-	/**
-	 * {@inheritdoc}
-	 */
-	public function load_plugin_textdomain() {
-		load_plugin_textdomain(
-			$this->basename,
-			false,
-			basename( $this->path ) . '/languages/'
-		);
-	}
+    /**
+     * {@inheritdoc}
+     */
+    public function load_plugin_textdomain() {
+        load_plugin_textdomain(
+            $this->basename,
+            false,
+            basename( $this->path ) . '/languages/'
+        );
+    }
 
-	/**
-	 * {@inheritDoc}
-	 *
-	 * @return array
-	 */
-	public function action_hooks() {
-		return array(
-			array(
-				'hook'   => 'init',
-				'method' => 'load_plugin_textdomain',
-			),
-		);
-	}
+    /**
+     * {@inheritDoc}
+     *
+     * @return array
+     */
+    public function action_hooks() {
+        return array(
+            array(
+                'hook'   => 'init',
+                'method' => 'load_plugin_textdomain',
+            ),
+        );
+    }
 }

Spacing +2 added lines, -2 removed lines

@@ -31,7 +31,7 @@ 
 	 * @param string $basename Plugin basename.
 	 * @param string $path     Plugin path.
 	 */
-	public function __construct( $basename, $path ) {
+	public function __construct($basename, $path) {
 		$this->basename = $basename;
 		$this->path = $path;
 	}
@@ -43,7 +43,7 @@ 
 		load_plugin_textdomain(
 			$this->basename,
 			false,
-			basename( $this->path ) . '/languages/'
+			basename($this->path).'/languages/'
 		);
 	}
 

src/Contract/Axolotl/Collection.php

Indentation +314 added lines, -314 removed lines

@@ -9,318 +9,318 @@
 
 interface Collection extends Iterator, Countable, Serializes {
 
-	/**
-	 * Returns the type of the collection.
-	 *
-	 * @return string
-	 */
-	public function get_type();
-
-	/**
-	 * Returns a collection with $element added.
-	 *
-	 * @param  mixed $element
-	 * @return Collection
-	 * @throws InvalidArgumentException
-	 */
-	public function add( $element );
-
-	/**
-	 * Removes every element from the collection.
-	 *
-	 * @return Collection
-	 */
-	public function clear();
-
-	/**
-	 * Returns true if the collection contains any elements that satisfy
-	 * $condition, returns false if it contains none.
-	 *
-	 * @param callable $condition
-	 * @return bool
-	 */
-	public function contains( $condition );
-
-	/**
-	 * Returns the first element in the collection that satisfies
-	 * $condition, returns false if no such element exists.
-	 *
-	 * @param callable $condition
-	 * @return mixed
-	 */
-	public function find( $condition );
-
-	/**
-	 * Returns the index of the first element in the collection that satisfies
-	 * $condition, returns -1 if no such element exists.
-	 *
-	 * @param callable $condition
-	 * @return int
-	 */
-	public function find_index( $condition );
-
-	/**
-	 * Returns the element in the collection at $index.
-	 *
-	 * @param  int $index Index to get element from.
-	 * @return mixed
-	 * @throws OutOfRangeException
-	 */
-	public function at( $index );
-
-	/**
-	 * Returns true if $index is within the collection's range and returns false
-	 * if it is not.
-	 *
-	 * @param  int $index Index to check for existence.
-	 * @return bool
-	 * @throws InvalidArgumentException
-	 */
-	public function index_exists( $index );
-
-	/**
-	 * Returns the number of elements in the collection.
-	 *
-	 * @return int
-	 */
-	public function count();
-
-	/**
-	 * Returns a collection that only contains the elements which satisfy
-	 * $condition.
-	 *
-	 * @param callable $condition
-	 * @return Collection
-	 */
-	public function filter( $condition );
-
-	/**
-	 * Returns the last element in the collection that satisfies $condition,
-	 * returns false if no such element exists.
-	 *
-	 * @param callable $condition
-	 * @return mixed
-	 */
-	public function find_last( $condition );
-
-	/**
-	 * Returns the index of the last element in the collection that satisfies
-	 * $condition, returns -1 if no such element exists.
-	 *
-	 * @param callable $condition
-	 * @return int
-	 */
-	public function find_last_index( $condition );
-
-	/**
-	 * Returns a collection that contains the subset of elements ranging from the
-	 * index $start to $end.
-	 *
-	 * @param  int $start Begining index to slice from.
-	 * @param  int $end   End index to slice to.
-	 * @return Collection
-	 * @throws InvalidArgumentException
-	 */
-	public function slice( $start, $end );
-
-	/**
-	 * Inserts $element at $index.
-	 *
-	 * @param int   $index     Index to start at.
-	 * @param mixed $element Element to insert.
-	 * @return Collection
-	 * @throws InvalidArgumentException
-	 * @throws OutOfRangeException
-	 */
-	public function insert( $index, $element );
-
-	/**
-	 * Inserts the range $elements at $index.
-	 *
-	 * @param int   $index
-	 * @param array $elements
-	 * @return Collection
-	 * @throws OutOfRangeException
-	 */
-	public function insert_range( $index, array $elements );
-
-	/**
-	 * Removes all of the elements that satisfy $condition.
-	 *
-	 * @param  callable $condition
-	 * @return Collection
-	 */
-	public function reject( $condition );
-
-	/**
-	 * Removes the element at $index.
-	 *
-	 * @param  int $index Index to remove.
-	 * @return Collection
-	 * @throws OutOfRangeException
-	 */
-	public function remove_at( $index );
-
-	/**
-	 * Reverses the order of the elements in the collection.
-	 *
-	 * @return Collection
-	 */
-	public function reverse();
-
-	/**
-	 * Sorts the elements in the collection using the user supplied comparison
-	 * function $callback.
-	 *
-	 * @param callable $callback
-	 * @return Collection
-	 */
-	public function sort( $callback );
-
-	/**
-	 * Returns an array containing the elements in the collection.
-	 *
-	 * @return array
-	 */
-	public function to_array();
-
-	/**
-	 * Iteratively reduces the collection to a single value using the callback
-	 * function $callable.
-	 *
-	 * @param callable $callable
-	 * @param null     $initial
-	 * @return mixed
-	 */
-	public function reduce( $callable, $initial = null );
-
-	/**
-	 * Returns true if every element in the collection satisfies $condition,
-	 * returns false if not.
-	 *
-	 * @param callable $condition
-	 * @return bool
-	 */
-	public function every( $condition );
-
-	/**
-	 * Removes all of the elements in the collection starting at index $num.
-	 *
-	 * @param  int $num Number of elements to drop.
-	 * @return Collection
-	 * @throws InvalidArgumentException
-	 */
-	public function drop( $num );
-
-	/**
-	 * Removes all of the elements in the collectioin between index 0 and $num.
-	 *
-	 * @param int $num Number of elements to drop.
-	 * @return Collection
-	 * @throws InvalidArgumentException
-	 */
-	public function drop_right( $num );
-
-	/**
-	 * Iteratively drops elements in the collection that satisfy $condition until
-	 * an element is encountered that does not satisfy $condition.
-	 *
-	 * @param callable $condition
-	 * @return Collection
-	 */
-	public function drop_while( $condition );
-
-	/**
-	 * Removes the first element in the collection.
-	 *
-	 * @return Collection
-	 * @throws InvalidArgumentException
-	 */
-	public function tail();
-
-	/**
-	 * Removes all of the elements in the collection starting at index $num.
-	 *
-	 * @param  int $num Number of elements to take.
-	 * @return Collection
-	 * @throws InvalidArgumentException
-	 */
-	public function take( $num );
-
-	/**
-	 * Removes all of the elements in the collection before index $num.
-	 *
-	 * @param int $num Number of elements to take.
-	 * @return Collection
-	 * @throws InvalidArgumentException
-	 */
-	public function take_right( $num );
-
-	/**
-	 * Iterates through the collection until an element is encountered that does
-	 * not satisfy $condition, then drops all of the elements starting at that
-	 * index.
-	 *
-	 * @param callable $condition
-	 * @return Collection
-	 */
-	public function take_while( $condition );
-
-	/**
-	 * Applies the callback function $callable to each element in the collection.
-	 *
-	 * @param callable $callable
-	 */
-	public function each( $callable );
-
-	/**
-	 * Returns a new instance of the collection with the callback function
-	 * $callable applied to each element.
-	 *
-	 * @param callable $callable
-	 * @return Collection
-	 */
-	public function map( $callable );
-
-	/**
-	 * Iteratively reduces the collection to a single value using the callback
-	 * function $callable starting at the rightmost index.
-	 *
-	 * @param callable $callable
-	 * @param null     $initial
-	 * @return mixed
-	 */
-	public function reduce_right( $callable, $initial = null );
-
-	/**
-	 * Randomly reorders the elements in the collection.
-	 *
-	 * @return Collection
-	 */
-	public function shuffle();
-
-	/**
-	 * Adds every member of $elements to the collection.
-	 *
-	 * @param array|Collection $elements Array of elements to merge.
-	 * @return Collection
-	 * @throws InvalidArgumentException
-	 */
-	public function merge( $elements );
-
-	/**
-	 * Get first element of the collection
-	 *
-	 * @return mixed
-	 * @throws OutOfBoundsException
-	 */
-	public function first();
-
-	/**
-	 * Get last element of the collection
-	 *
-	 * @return mixed
-	 * @throws OutOfBoundsException
-	 */
-	public function last();
+    /**
+     * Returns the type of the collection.
+     *
+     * @return string
+     */
+    public function get_type();
+
+    /**
+     * Returns a collection with $element added.
+     *
+     * @param  mixed $element
+     * @return Collection
+     * @throws InvalidArgumentException
+     */
+    public function add( $element );
+
+    /**
+     * Removes every element from the collection.
+     *
+     * @return Collection
+     */
+    public function clear();
+
+    /**
+     * Returns true if the collection contains any elements that satisfy
+     * $condition, returns false if it contains none.
+     *
+     * @param callable $condition
+     * @return bool
+     */
+    public function contains( $condition );
+
+    /**
+     * Returns the first element in the collection that satisfies
+     * $condition, returns false if no such element exists.
+     *
+     * @param callable $condition
+     * @return mixed
+     */
+    public function find( $condition );
+
+    /**
+     * Returns the index of the first element in the collection that satisfies
+     * $condition, returns -1 if no such element exists.
+     *
+     * @param callable $condition
+     * @return int
+     */
+    public function find_index( $condition );
+
+    /**
+     * Returns the element in the collection at $index.
+     *
+     * @param  int $index Index to get element from.
+     * @return mixed
+     * @throws OutOfRangeException
+     */
+    public function at( $index );
+
+    /**
+     * Returns true if $index is within the collection's range and returns false
+     * if it is not.
+     *
+     * @param  int $index Index to check for existence.
+     * @return bool
+     * @throws InvalidArgumentException
+     */
+    public function index_exists( $index );
+
+    /**
+     * Returns the number of elements in the collection.
+     *
+     * @return int
+     */
+    public function count();
+
+    /**
+     * Returns a collection that only contains the elements which satisfy
+     * $condition.
+     *
+     * @param callable $condition
+     * @return Collection
+     */
+    public function filter( $condition );
+
+    /**
+     * Returns the last element in the collection that satisfies $condition,
+     * returns false if no such element exists.
+     *
+     * @param callable $condition
+     * @return mixed
+     */
+    public function find_last( $condition );
+
+    /**
+     * Returns the index of the last element in the collection that satisfies
+     * $condition, returns -1 if no such element exists.
+     *
+     * @param callable $condition
+     * @return int
+     */
+    public function find_last_index( $condition );
+
+    /**
+     * Returns a collection that contains the subset of elements ranging from the
+     * index $start to $end.
+     *
+     * @param  int $start Begining index to slice from.
+     * @param  int $end   End index to slice to.
+     * @return Collection
+     * @throws InvalidArgumentException
+     */
+    public function slice( $start, $end );
+
+    /**
+     * Inserts $element at $index.
+     *
+     * @param int   $index     Index to start at.
+     * @param mixed $element Element to insert.
+     * @return Collection
+     * @throws InvalidArgumentException
+     * @throws OutOfRangeException
+     */
+    public function insert( $index, $element );
+
+    /**
+     * Inserts the range $elements at $index.
+     *
+     * @param int   $index
+     * @param array $elements
+     * @return Collection
+     * @throws OutOfRangeException
+     */
+    public function insert_range( $index, array $elements );
+
+    /**
+     * Removes all of the elements that satisfy $condition.
+     *
+     * @param  callable $condition
+     * @return Collection
+     */
+    public function reject( $condition );
+
+    /**
+     * Removes the element at $index.
+     *
+     * @param  int $index Index to remove.
+     * @return Collection
+     * @throws OutOfRangeException
+     */
+    public function remove_at( $index );
+
+    /**
+     * Reverses the order of the elements in the collection.
+     *
+     * @return Collection
+     */
+    public function reverse();
+
+    /**
+     * Sorts the elements in the collection using the user supplied comparison
+     * function $callback.
+     *
+     * @param callable $callback
+     * @return Collection
+     */
+    public function sort( $callback );
+
+    /**
+     * Returns an array containing the elements in the collection.
+     *
+     * @return array
+     */
+    public function to_array();
+
+    /**
+     * Iteratively reduces the collection to a single value using the callback
+     * function $callable.
+     *
+     * @param callable $callable
+     * @param null     $initial
+     * @return mixed
+     */
+    public function reduce( $callable, $initial = null );
+
+    /**
+     * Returns true if every element in the collection satisfies $condition,
+     * returns false if not.
+     *
+     * @param callable $condition
+     * @return bool
+     */
+    public function every( $condition );
+
+    /**
+     * Removes all of the elements in the collection starting at index $num.
+     *
+     * @param  int $num Number of elements to drop.
+     * @return Collection
+     * @throws InvalidArgumentException
+     */
+    public function drop( $num );
+
+    /**
+     * Removes all of the elements in the collectioin between index 0 and $num.
+     *
+     * @param int $num Number of elements to drop.
+     * @return Collection
+     * @throws InvalidArgumentException
+     */
+    public function drop_right( $num );
+
+    /**
+     * Iteratively drops elements in the collection that satisfy $condition until
+     * an element is encountered that does not satisfy $condition.
+     *
+     * @param callable $condition
+     * @return Collection
+     */
+    public function drop_while( $condition );
+
+    /**
+     * Removes the first element in the collection.
+     *
+     * @return Collection
+     * @throws InvalidArgumentException
+     */
+    public function tail();
+
+    /**
+     * Removes all of the elements in the collection starting at index $num.
+     *
+     * @param  int $num Number of elements to take.
+     * @return Collection
+     * @throws InvalidArgumentException
+     */
+    public function take( $num );
+
+    /**
+     * Removes all of the elements in the collection before index $num.
+     *
+     * @param int $num Number of elements to take.
+     * @return Collection
+     * @throws InvalidArgumentException
+     */
+    public function take_right( $num );
+
+    /**
+     * Iterates through the collection until an element is encountered that does
+     * not satisfy $condition, then drops all of the elements starting at that
+     * index.
+     *
+     * @param callable $condition
+     * @return Collection
+     */
+    public function take_while( $condition );
+
+    /**
+     * Applies the callback function $callable to each element in the collection.
+     *
+     * @param callable $callable
+     */
+    public function each( $callable );
+
+    /**
+     * Returns a new instance of the collection with the callback function
+     * $callable applied to each element.
+     *
+     * @param callable $callable
+     * @return Collection
+     */
+    public function map( $callable );
+
+    /**
+     * Iteratively reduces the collection to a single value using the callback
+     * function $callable starting at the rightmost index.
+     *
+     * @param callable $callable
+     * @param null     $initial
+     * @return mixed
+     */
+    public function reduce_right( $callable, $initial = null );
+
+    /**
+     * Randomly reorders the elements in the collection.
+     *
+     * @return Collection
+     */
+    public function shuffle();
+
+    /**
+     * Adds every member of $elements to the collection.
+     *
+     * @param array|Collection $elements Array of elements to merge.
+     * @return Collection
+     * @throws InvalidArgumentException
+     */
+    public function merge( $elements );
+
+    /**
+     * Get first element of the collection
+     *
+     * @return mixed
+     * @throws OutOfBoundsException
+     */
+    public function first();
+
+    /**
+     * Get last element of the collection
+     *
+     * @return mixed
+     * @throws OutOfBoundsException
+     */
+    public function last();
 }

Spacing +27 added lines, -27 removed lines

@@ -23,7 +23,7 @@ 
 	 * @return Collection
 	 * @throws InvalidArgumentException
 	 */
-	public function add( $element );
+	public function add($element);
 
 	/**
 	 * Removes every element from the collection.
@@ -39,7 +39,7 @@ 
 	 * @param callable $condition
 	 * @return bool
 	 */
-	public function contains( $condition );
+	public function contains($condition);
 
 	/**
 	 * Returns the first element in the collection that satisfies
@@ -48,7 +48,7 @@ 
 	 * @param callable $condition
 	 * @return mixed
 	 */
-	public function find( $condition );
+	public function find($condition);
 
 	/**
 	 * Returns the index of the first element in the collection that satisfies
@@ -57,7 +57,7 @@ 
 	 * @param callable $condition
 	 * @return int
 	 */
-	public function find_index( $condition );
+	public function find_index($condition);
 
 	/**
 	 * Returns the element in the collection at $index.
@@ -66,7 +66,7 @@ 
 	 * @return mixed
 	 * @throws OutOfRangeException
 	 */
-	public function at( $index );
+	public function at($index);
 
 	/**
 	 * Returns true if $index is within the collection's range and returns false
@@ -76,7 +76,7 @@ 
 	 * @return bool
 	 * @throws InvalidArgumentException
 	 */
-	public function index_exists( $index );
+	public function index_exists($index);
 
 	/**
 	 * Returns the number of elements in the collection.
@@ -92,7 +92,7 @@ 
 	 * @param callable $condition
 	 * @return Collection
 	 */
-	public function filter( $condition );
+	public function filter($condition);
 
 	/**
 	 * Returns the last element in the collection that satisfies $condition,
@@ -101,7 +101,7 @@ 
 	 * @param callable $condition
 	 * @return mixed
 	 */
-	public function find_last( $condition );
+	public function find_last($condition);
 
 	/**
 	 * Returns the index of the last element in the collection that satisfies
@@ -110,7 +110,7 @@ 
 	 * @param callable $condition
 	 * @return int
 	 */
-	public function find_last_index( $condition );
+	public function find_last_index($condition);
 
 	/**
 	 * Returns a collection that contains the subset of elements ranging from the
@@ -121,7 +121,7 @@ 
 	 * @return Collection
 	 * @throws InvalidArgumentException
 	 */
-	public function slice( $start, $end );
+	public function slice($start, $end);
 
 	/**
 	 * Inserts $element at $index.
@@ -132,7 +132,7 @@ 
 	 * @throws InvalidArgumentException
 	 * @throws OutOfRangeException
 	 */
-	public function insert( $index, $element );
+	public function insert($index, $element);
 
 	/**
 	 * Inserts the range $elements at $index.
@@ -142,7 +142,7 @@ 
 	 * @return Collection
 	 * @throws OutOfRangeException
 	 */
-	public function insert_range( $index, array $elements );
+	public function insert_range($index, array $elements);
 
 	/**
 	 * Removes all of the elements that satisfy $condition.
@@ -150,7 +150,7 @@ 
 	 * @param  callable $condition
 	 * @return Collection
 	 */
-	public function reject( $condition );
+	public function reject($condition);
 
 	/**
 	 * Removes the element at $index.
@@ -159,7 +159,7 @@ 
 	 * @return Collection
 	 * @throws OutOfRangeException
 	 */
-	public function remove_at( $index );
+	public function remove_at($index);
 
 	/**
 	 * Reverses the order of the elements in the collection.
@@ -175,7 +175,7 @@ 
 	 * @param callable $callback
 	 * @return Collection
 	 */
-	public function sort( $callback );
+	public function sort($callback);
 
 	/**
 	 * Returns an array containing the elements in the collection.
@@ -192,7 +192,7 @@ 
 	 * @param null     $initial
 	 * @return mixed
 	 */
-	public function reduce( $callable, $initial = null );
+	public function reduce($callable, $initial = null);
 
 	/**
 	 * Returns true if every element in the collection satisfies $condition,
@@ -201,7 +201,7 @@ 
 	 * @param callable $condition
 	 * @return bool
 	 */
-	public function every( $condition );
+	public function every($condition);
 
 	/**
 	 * Removes all of the elements in the collection starting at index $num.
@@ -210,7 +210,7 @@ 
 	 * @return Collection
 	 * @throws InvalidArgumentException
 	 */
-	public function drop( $num );
+	public function drop($num);
 
 	/**
 	 * Removes all of the elements in the collectioin between index 0 and $num.
@@ -219,7 +219,7 @@ 
 	 * @return Collection
 	 * @throws InvalidArgumentException
 	 */
-	public function drop_right( $num );
+	public function drop_right($num);
 
 	/**
 	 * Iteratively drops elements in the collection that satisfy $condition until
@@ -228,7 +228,7 @@ 
 	 * @param callable $condition
 	 * @return Collection
 	 */
-	public function drop_while( $condition );
+	public function drop_while($condition);
 
 	/**
 	 * Removes the first element in the collection.
@@ -245,7 +245,7 @@ 
 	 * @return Collection
 	 * @throws InvalidArgumentException
 	 */
-	public function take( $num );
+	public function take($num);
 
 	/**
 	 * Removes all of the elements in the collection before index $num.
@@ -254,7 +254,7 @@ 
 	 * @return Collection
 	 * @throws InvalidArgumentException
 	 */
-	public function take_right( $num );
+	public function take_right($num);
 
 	/**
 	 * Iterates through the collection until an element is encountered that does
@@ -264,14 +264,14 @@ 
 	 * @param callable $condition
 	 * @return Collection
 	 */
-	public function take_while( $condition );
+	public function take_while($condition);
 
 	/**
 	 * Applies the callback function $callable to each element in the collection.
 	 *
 	 * @param callable $callable
 	 */
-	public function each( $callable );
+	public function each($callable);
 
 	/**
 	 * Returns a new instance of the collection with the callback function
@@ -280,7 +280,7 @@ 
 	 * @param callable $callable
 	 * @return Collection
 	 */
-	public function map( $callable );
+	public function map($callable);
 
 	/**
 	 * Iteratively reduces the collection to a single value using the callback
@@ -290,7 +290,7 @@ 
 	 * @param null     $initial
 	 * @return mixed
 	 */
-	public function reduce_right( $callable, $initial = null );
+	public function reduce_right($callable, $initial = null);
 
 	/**
 	 * Randomly reorders the elements in the collection.
@@ -306,7 +306,7 @@ 
 	 * @return Collection
 	 * @throws InvalidArgumentException
 	 */
-	public function merge( $elements );
+	public function merge($elements);
 
 	/**
 	 * Get first element of the collection

src/Contract/Axolotl/Dictionary.php

Indentation +174 added lines, -174 removed lines

@@ -5,178 +5,178 @@
 use Iterator;
 
 interface Dictionary extends Iterator, Countable, Serializes {
-	/**
-	 * Returns the type of the dictionary's keys.
-	 *
-	 * @return string
-	 */
-	public function get_key_type();
-
-	/**
-	 * Returns the type of the dictionary's values.
-	 *
-	 * @return string
-	 */
-	public function get_value_type();
-
-	/**
-	 * Returns true if $key is in the dictionary, returns false if it is not.
-	 *
-	 * @param mixed $key Key to check for.
-	 *
-	 * @return bool
-	 */
-	public function exists( $key );
-
-	/**
-	 * Returns true if the callable returns true. The callable should accept a
-	 * key and value as arguments and return a boolean.
-	 *
-	 * @param  callable $callable
-	 * @return bool
-	 */
-	public function contains( $callable );
-
-	/**
-	 * Returns the value associated with $key.
-	 *
-	 * @param mixed $key Key to get.
-	 *
-	 * @return mixed
-	 */
-	public function get( $key );
-
-	/**
-	 * Removes the key-value pair represented by $key from the dictionary.
-	 *
-	 * @param mixed $key Key to remove.
-	 *
-	 * @return static
-	 */
-	public function delete( $key );
-
-	/**
-	 * Returns true if $value is in the dictionary, returns false if not.
-	 *
-	 * @param mixed $value Value to check for existence.
-	 *
-	 * @return bool
-	 */
-	public function value_exists( $value );
-
-	/**
-	 * Returns the number of key-value pairs in the dictionary.
-	 *
-	 * @return int
-	 */
-	public function count();
-
-	/**
-	 * Removes every key-value pair from the dictionary.
-	 *
-	 * @return static
-	 */
-	public function clear();
-
-	/**
-	 * Returns the key-value pairs in the dictionary as an associative array.
-	 *
-	 * @return array
-	 */
-	public function to_array();
-
-	/**
-	 * Returns a dictionary that only contains the key-value pairs which satisfy
-	 * $condition.
-	 *
-	 * @param callable $condition
-	 *
-	 * @return static
-	 */
-	public function filter( $condition );
-
-	/**
-	 * Removes all key-value pairs from the Dictionary that do not satisfy
-	 * $condition.
-	 *
-	 * @param callable $condition
-	 *
-	 * @return Dictionary
-	 */
-	public function reject( $condition );
-
-	/**
-	 * Adds the key-value pair containing $key and $value to the dictionary.
-	 *
-	 * @param mixed $key   Key to add.
-	 * @param mixed $value Value to add.
-	 *
-	 * @return Dictionary
-	 * @throws \InvalidArgumentException
-	 */
-	public function add( $key, $value );
-
-	/**
-	 * Applies the callback function $callable to each key-value pair in the
-	 * dictionary.
-	 *
-	 * @param callable $callable
-	 */
-	public function each( $callable );
-
-	/**
-	 * Returns the value associated with $key in the dictionary, returns
-	 * $default if it does not.
-	 *
-	 * @param mixed $key     Key to fetch.
-	 * @param mixed $default Default value if key is not found.
-	 *
-	 * @return mixed
-	 */
-	public function get_or_else( $key, $default );
-
-	/**
-	 * Returns an array of all keys in the dictionary.
-	 *
-	 * @return array
-	 */
-	public function keys();
-
-	/**
-	 * Returns an array of all values in the dictionary.
-	 *
-	 * @return array
-	 */
-	public function values();
-
-	/**
-	 * Returns a new dictionary with the callback function $callable applied to
-	 * every key-value pair in the dictionary.
-	 *
-	 * @param callable $callable
-	 *
-	 * @return static
-	 */
-	public function map( $callable );
-
-	/**
-	 * Adds every key-value pair in $storage to the dictionary.
-	 *
-	 * @param array|Dictionary $source Storage object to merge.
-	 *
-	 * @return static
-	 */
-	public function merge( $source );
-
-
-	/**
-	 * Reduce the dictionary to a single value. The callable should contain
-	 * args: carry, key, value
-	 *
-	 * @param callable $callable
-	 * @param mixed    $initial
-	 *
-	 * @return mixed
-	 */
-	public function reduce( $callable, $initial );
+    /**
+     * Returns the type of the dictionary's keys.
+     *
+     * @return string
+     */
+    public function get_key_type();
+
+    /**
+     * Returns the type of the dictionary's values.
+     *
+     * @return string
+     */
+    public function get_value_type();
+
+    /**
+     * Returns true if $key is in the dictionary, returns false if it is not.
+     *
+     * @param mixed $key Key to check for.
+     *
+     * @return bool
+     */
+    public function exists( $key );
+
+    /**
+     * Returns true if the callable returns true. The callable should accept a
+     * key and value as arguments and return a boolean.
+     *
+     * @param  callable $callable
+     * @return bool
+     */
+    public function contains( $callable );
+
+    /**
+     * Returns the value associated with $key.
+     *
+     * @param mixed $key Key to get.
+     *
+     * @return mixed
+     */
+    public function get( $key );
+
+    /**
+     * Removes the key-value pair represented by $key from the dictionary.
+     *
+     * @param mixed $key Key to remove.
+     *
+     * @return static
+     */
+    public function delete( $key );
+
+    /**
+     * Returns true if $value is in the dictionary, returns false if not.
+     *
+     * @param mixed $value Value to check for existence.
+     *
+     * @return bool
+     */
+    public function value_exists( $value );
+
+    /**
+     * Returns the number of key-value pairs in the dictionary.
+     *
+     * @return int
+     */
+    public function count();
+
+    /**
+     * Removes every key-value pair from the dictionary.
+     *
+     * @return static
+     */
+    public function clear();
+
+    /**
+     * Returns the key-value pairs in the dictionary as an associative array.
+     *
+     * @return array
+     */
+    public function to_array();
+
+    /**
+     * Returns a dictionary that only contains the key-value pairs which satisfy
+     * $condition.
+     *
+     * @param callable $condition
+     *
+     * @return static
+     */
+    public function filter( $condition );
+
+    /**
+     * Removes all key-value pairs from the Dictionary that do not satisfy
+     * $condition.
+     *
+     * @param callable $condition
+     *
+     * @return Dictionary
+     */
+    public function reject( $condition );
+
+    /**
+     * Adds the key-value pair containing $key and $value to the dictionary.
+     *
+     * @param mixed $key   Key to add.
+     * @param mixed $value Value to add.
+     *
+     * @return Dictionary
+     * @throws \InvalidArgumentException
+     */
+    public function add( $key, $value );
+
+    /**
+     * Applies the callback function $callable to each key-value pair in the
+     * dictionary.
+     *
+     * @param callable $callable
+     */
+    public function each( $callable );
+
+    /**
+     * Returns the value associated with $key in the dictionary, returns
+     * $default if it does not.
+     *
+     * @param mixed $key     Key to fetch.
+     * @param mixed $default Default value if key is not found.
+     *
+     * @return mixed
+     */
+    public function get_or_else( $key, $default );
+
+    /**
+     * Returns an array of all keys in the dictionary.
+     *
+     * @return array
+     */
+    public function keys();
+
+    /**
+     * Returns an array of all values in the dictionary.
+     *
+     * @return array
+     */
+    public function values();
+
+    /**
+     * Returns a new dictionary with the callback function $callable applied to
+     * every key-value pair in the dictionary.
+     *
+     * @param callable $callable
+     *
+     * @return static
+     */
+    public function map( $callable );
+
+    /**
+     * Adds every key-value pair in $storage to the dictionary.
+     *
+     * @param array|Dictionary $source Storage object to merge.
+     *
+     * @return static
+     */
+    public function merge( $source );
+
+
+    /**
+     * Reduce the dictionary to a single value. The callable should contain
+     * args: carry, key, value
+     *
+     * @param callable $callable
+     * @param mixed    $initial
+     *
+     * @return mixed
+     */
+    public function reduce( $callable, $initial );
 }

Spacing +13 added lines, -13 removed lines

@@ -26,7 +26,7 @@ 
 	 *
 	 * @return bool
 	 */
-	public function exists( $key );
+	public function exists($key);
 
 	/**
 	 * Returns true if the callable returns true. The callable should accept a
@@ -35,7 +35,7 @@ 
 	 * @param  callable $callable
 	 * @return bool
 	 */
-	public function contains( $callable );
+	public function contains($callable);
 
 	/**
 	 * Returns the value associated with $key.
@@ -44,7 +44,7 @@ 
 	 *
 	 * @return mixed
 	 */
-	public function get( $key );
+	public function get($key);
 
 	/**
 	 * Removes the key-value pair represented by $key from the dictionary.
@@ -53,7 +53,7 @@ 
 	 *
 	 * @return static
 	 */
-	public function delete( $key );
+	public function delete($key);
 
 	/**
 	 * Returns true if $value is in the dictionary, returns false if not.
@@ -62,7 +62,7 @@ 
 	 *
 	 * @return bool
 	 */
-	public function value_exists( $value );
+	public function value_exists($value);
 
 	/**
 	 * Returns the number of key-value pairs in the dictionary.
@@ -93,7 +93,7 @@ 
 	 *
 	 * @return static
 	 */
-	public function filter( $condition );
+	public function filter($condition);
 
 	/**
 	 * Removes all key-value pairs from the Dictionary that do not satisfy
@@ -103,7 +103,7 @@ 
 	 *
 	 * @return Dictionary
 	 */
-	public function reject( $condition );
+	public function reject($condition);
 
 	/**
 	 * Adds the key-value pair containing $key and $value to the dictionary.
@@ -114,7 +114,7 @@ 
 	 * @return Dictionary
 	 * @throws \InvalidArgumentException
 	 */
-	public function add( $key, $value );
+	public function add($key, $value);
 
 	/**
 	 * Applies the callback function $callable to each key-value pair in the
@@ -122,7 +122,7 @@ 
 	 *
 	 * @param callable $callable
 	 */
-	public function each( $callable );
+	public function each($callable);
 
 	/**
 	 * Returns the value associated with $key in the dictionary, returns
@@ -133,7 +133,7 @@ 
 	 *
 	 * @return mixed
 	 */
-	public function get_or_else( $key, $default );
+	public function get_or_else($key, $default);
 
 	/**
 	 * Returns an array of all keys in the dictionary.
@@ -157,7 +157,7 @@ 
 	 *
 	 * @return static
 	 */
-	public function map( $callable );
+	public function map($callable);
 
 	/**
 	 * Adds every key-value pair in $storage to the dictionary.
@@ -166,7 +166,7 @@ 
 	 *
 	 * @return static
 	 */
-	public function merge( $source );
+	public function merge($source);
 
 
 	/**
@@ -178,5 +178,5 @@ 
 	 *
 	 * @return mixed
 	 */
-	public function reduce( $callable, $initial );
+	public function reduce($callable, $initial);
 }

src/Axolotl/Type.php

Indentation +154 added lines, -154 removed lines

@@ -15,158 +15,158 @@
  */
 class Type {
 
-	/**
-	 * Type to validate against.
-	 *
-	 * @var string
-	 */
-	private $type;
-
-	/**
-	 * Type constructor.
-	 *
-	 * @param string $type
-	 * @param bool   $key_type
-	 */
-	public function __construct( $type, $key_type = false ) {
-		$this->type = $this->determine( $type, $key_type );
-	}
-
-	/**
-	 * Get validation type.
-	 *
-	 * @return string
-	 */
-	public function get_type() {
-		return $this->type;
-	}
-
-	/**
-	 * Returns whether the type is an Axolotl model.
-	 *
-	 * @return bool
-	 */
-	public function is_model() {
-		if ( ! class_exists( $this->type ) ) {
-			return false;
-		}
-
-		$reflection = new ReflectionClass( $this->type );
-		return $reflection->isSubclassOf( 'Intraxia\Jaxion\Axolotl\Model' );
-	}
-
-	/**
-	 * Create a new model from the given data.
-	 *
-	 * @param array $data Data for the model.
-	 *
-	 * @return Model
-	 */
-	public function create_model( array $data ) {
-		return new $this->type( $data );
-	}
-
-	/**
-	 * Validates an array of element.
-	 *
-	 * @param array $elements Elements to be validated.
-	 *
-	 * @throws InvalidArgumentException
-	 */
-	public function validate_elements( array $elements ) {
-		foreach ( $elements as $element ) {
-			$this->validate_element( $element );
-		}
-	}
-
-	/**
-	 * Validate whether the
-	 *
-	 * @param mixed $element Element to validate.
-	 *
-	 * @throws InvalidArgumentException
-	 */
-	public function validate_element( $element ) {
-		$type = gettype( $element );
-		$callable = $this->type === 'callable';
-		$is_object = 'object' === $type;
-		$loose_check = $this->type === 'object';
-
-		// callable must be callable
-		if ( $callable && ! is_callable( $element ) ) {
-			throw new InvalidArgumentException( 'Item must be callable' );
-		}
-
-		// target isn't callable, object must be an instance of target
-		if ( ! $loose_check && ! $callable && $is_object && ! is_a( $element, $this->type ) ) {
-			throw new InvalidArgumentException( "Item is not type or subtype of $this->type" );
-		}
-
-		// a non callable, non object type should match the target string
-		if ( ! $callable && ! $is_object && $type !== $this->type ) {
-			throw new InvalidArgumentException( "Item is not of type: $this->type" );
-		}
-	}
-
-	/**
-	 * Determine the type to validate against.
-	 *
-	 * @param string $type     Type to determine.
-	 * @param bool   $key_type Whether the type is for keys.
-	 *
-	 * @return string
-	 *
-	 * @throws InvalidArgumentException
-	 */
-	private function determine( $type, $key_type = false ) {
-		if ( ! $key_type && $this->non_scalar_type_exists( $type ) ) {
-			return $type;
-		}
-
-		if ( $scalar_type = $this->determine_scalar( $type ) ) {
-			if ( $key_type && (in_array( $scalar_type, array( 'double', 'boolean' ) )) ) {
-				throw new InvalidArgumentException( 'This type is not supported as a key.' );
-			}
-
-			return $scalar_type;
-		}
-
-		throw new InvalidArgumentException( 'This type does not exist.' );
-	}
-
-	/**
-	 * Determines whether the given type exists.
-	 *
-	 * @param string $type Type to check.
-	 *
-	 * @return bool
-	 */
-	private function non_scalar_type_exists( $type ) {
-		return class_exists( $type )
-				|| interface_exists( $type )
-				|| in_array( $type, array( 'array', 'object', 'callable' ) );
-	}
-
-	/**
-	 * Returns the type if it's scalar, otherwise, returns null.
-	 *
-	 * @param string $type Type to check.
-	 *
-	 * @return string|null
-	 */
-	private function determine_scalar( $type ) {
-		$synonyms = array(
-			'int' => 'integer',
-			'float' => 'double',
-			'bool' => 'boolean',
-		);
-
-		if ( array_key_exists( $type, $synonyms ) ) {
-			$type = $synonyms[ $type ];
-		}
-
-		return in_array( $type, array( 'string', 'integer', 'double', 'boolean' ) ) ?
-			$type :
-			null;
-	}
+    /**
+     * Type to validate against.
+     *
+     * @var string
+     */
+    private $type;
+
+    /**
+     * Type constructor.
+     *
+     * @param string $type
+     * @param bool   $key_type
+     */
+    public function __construct( $type, $key_type = false ) {
+        $this->type = $this->determine( $type, $key_type );
+    }
+
+    /**
+     * Get validation type.
+     *
+     * @return string
+     */
+    public function get_type() {
+        return $this->type;
+    }
+
+    /**
+     * Returns whether the type is an Axolotl model.
+     *
+     * @return bool
+     */
+    public function is_model() {
+        if ( ! class_exists( $this->type ) ) {
+            return false;
+        }
+
+        $reflection = new ReflectionClass( $this->type );
+        return $reflection->isSubclassOf( 'Intraxia\Jaxion\Axolotl\Model' );
+    }
+
+    /**
+     * Create a new model from the given data.
+     *
+     * @param array $data Data for the model.
+     *
+     * @return Model
+     */
+    public function create_model( array $data ) {
+        return new $this->type( $data );
+    }
+
+    /**
+     * Validates an array of element.
+     *
+     * @param array $elements Elements to be validated.
+     *
+     * @throws InvalidArgumentException
+     */
+    public function validate_elements( array $elements ) {
+        foreach ( $elements as $element ) {
+            $this->validate_element( $element );
+        }
+    }
+
+    /**
+     * Validate whether the
+     *
+     * @param mixed $element Element to validate.
+     *
+     * @throws InvalidArgumentException
+     */
+    public function validate_element( $element ) {
+        $type = gettype( $element );
+        $callable = $this->type === 'callable';
+        $is_object = 'object' === $type;
+        $loose_check = $this->type === 'object';
+
+        // callable must be callable
+        if ( $callable && ! is_callable( $element ) ) {
+            throw new InvalidArgumentException( 'Item must be callable' );
+        }
+
+        // target isn't callable, object must be an instance of target
+        if ( ! $loose_check && ! $callable && $is_object && ! is_a( $element, $this->type ) ) {
+            throw new InvalidArgumentException( "Item is not type or subtype of $this->type" );
+        }
+
+        // a non callable, non object type should match the target string
+        if ( ! $callable && ! $is_object && $type !== $this->type ) {
+            throw new InvalidArgumentException( "Item is not of type: $this->type" );
+        }
+    }
+
+    /**
+     * Determine the type to validate against.
+     *
+     * @param string $type     Type to determine.
+     * @param bool   $key_type Whether the type is for keys.
+     *
+     * @return string
+     *
+     * @throws InvalidArgumentException
+     */
+    private function determine( $type, $key_type = false ) {
+        if ( ! $key_type && $this->non_scalar_type_exists( $type ) ) {
+            return $type;
+        }
+
+        if ( $scalar_type = $this->determine_scalar( $type ) ) {
+            if ( $key_type && (in_array( $scalar_type, array( 'double', 'boolean' ) )) ) {
+                throw new InvalidArgumentException( 'This type is not supported as a key.' );
+            }
+
+            return $scalar_type;
+        }
+
+        throw new InvalidArgumentException( 'This type does not exist.' );
+    }
+
+    /**
+     * Determines whether the given type exists.
+     *
+     * @param string $type Type to check.
+     *
+     * @return bool
+     */
+    private function non_scalar_type_exists( $type ) {
+        return class_exists( $type )
+                || interface_exists( $type )
+                || in_array( $type, array( 'array', 'object', 'callable' ) );
+    }
+
+    /**
+     * Returns the type if it's scalar, otherwise, returns null.
+     *
+     * @param string $type Type to check.
+     *
+     * @return string|null
+     */
+    private function determine_scalar( $type ) {
+        $synonyms = array(
+            'int' => 'integer',
+            'float' => 'double',
+            'bool' => 'boolean',
+        );
+
+        if ( array_key_exists( $type, $synonyms ) ) {
+            $type = $synonyms[ $type ];
+        }
+
+        return in_array( $type, array( 'string', 'integer', 'double', 'boolean' ) ) ?
+            $type :
+            null;
+    }
 }

Spacing +33 added lines, -34 removed lines

@@ -28,8 +28,8 @@ 
 	 * @param string $type
 	 * @param bool   $key_type
 	 */
-	public function __construct( $type, $key_type = false ) {
-		$this->type = $this->determine( $type, $key_type );
+	public function __construct($type, $key_type = false) {
+		$this->type = $this->determine($type, $key_type);
 	}
 
 	/**
@@ -47,12 +47,12 @@ 
 	 * @return bool
 	 */
 	public function is_model() {
-		if ( ! class_exists( $this->type ) ) {
+		if (!class_exists($this->type)) {
 			return false;
 		}
 
-		$reflection = new ReflectionClass( $this->type );
-		return $reflection->isSubclassOf( 'Intraxia\Jaxion\Axolotl\Model' );
+		$reflection = new ReflectionClass($this->type);
+		return $reflection->isSubclassOf('Intraxia\Jaxion\Axolotl\Model');
 	}
 
 	/**
@@ -62,8 +62,8 @@ 
 	 *
 	 * @return Model
 	 */
-	public function create_model( array $data ) {
-		return new $this->type( $data );
+	public function create_model(array $data) {
+		return new $this->type($data);
 	}
 
 	/**
@@ -73,9 +73,9 @@ 
 	 *
 	 * @throws InvalidArgumentException
 	 */
-	public function validate_elements( array $elements ) {
-		foreach ( $elements as $element ) {
-			$this->validate_element( $element );
+	public function validate_elements(array $elements) {
+		foreach ($elements as $element) {
+			$this->validate_element($element);
 		}
 	}
 
@@ -86,25 +86,25 @@ 
 	 *
 	 * @throws InvalidArgumentException
 	 */
-	public function validate_element( $element ) {
-		$type = gettype( $element );
+	public function validate_element($element) {
+		$type = gettype($element);
 		$callable = $this->type === 'callable';
 		$is_object = 'object' === $type;
 		$loose_check = $this->type === 'object';
 
 		// callable must be callable
-		if ( $callable && ! is_callable( $element ) ) {
-			throw new InvalidArgumentException( 'Item must be callable' );
+		if ($callable && !is_callable($element)) {
+			throw new InvalidArgumentException('Item must be callable');
 		}
 
 		// target isn't callable, object must be an instance of target
-		if ( ! $loose_check && ! $callable && $is_object && ! is_a( $element, $this->type ) ) {
-			throw new InvalidArgumentException( "Item is not type or subtype of $this->type" );
+		if (!$loose_check && !$callable && $is_object && !is_a($element, $this->type)) {
+			throw new InvalidArgumentException("Item is not type or subtype of $this->type");
 		}
 
 		// a non callable, non object type should match the target string
-		if ( ! $callable && ! $is_object && $type !== $this->type ) {
-			throw new InvalidArgumentException( "Item is not of type: $this->type" );
+		if (!$callable && !$is_object && $type !== $this->type) {
+			throw new InvalidArgumentException("Item is not of type: $this->type");
 		}
 	}
 
@@ -118,20 +118,20 @@ 
 	 *
 	 * @throws InvalidArgumentException
 	 */
-	private function determine( $type, $key_type = false ) {
-		if ( ! $key_type && $this->non_scalar_type_exists( $type ) ) {
+	private function determine($type, $key_type = false) {
+		if (!$key_type && $this->non_scalar_type_exists($type)) {
 			return $type;
 		}
 
-		if ( $scalar_type = $this->determine_scalar( $type ) ) {
-			if ( $key_type && (in_array( $scalar_type, array( 'double', 'boolean' ) )) ) {
-				throw new InvalidArgumentException( 'This type is not supported as a key.' );
+		if ($scalar_type = $this->determine_scalar($type)) {
+			if ($key_type && (in_array($scalar_type, array('double', 'boolean')))) {
+				throw new InvalidArgumentException('This type is not supported as a key.');
 			}
 
 			return $scalar_type;
 		}
 
-		throw new InvalidArgumentException( 'This type does not exist.' );
+		throw new InvalidArgumentException('This type does not exist.');
 	}
 
 	/**
@@ -141,10 +141,10 @@ 
 	 *
 	 * @return bool
 	 */
-	private function non_scalar_type_exists( $type ) {
-		return class_exists( $type )
-				|| interface_exists( $type )
-				|| in_array( $type, array( 'array', 'object', 'callable' ) );
+	private function non_scalar_type_exists($type) {
+		return class_exists($type)
+				|| interface_exists($type)
+				|| in_array($type, array('array', 'object', 'callable'));
 	}
 
 	/**
@@ -154,19 +154,18 @@ 
 	 *
 	 * @return string|null
 	 */
-	private function determine_scalar( $type ) {
+	private function determine_scalar($type) {
 		$synonyms = array(
 			'int' => 'integer',
 			'float' => 'double',
 			'bool' => 'boolean',
 		);
 
-		if ( array_key_exists( $type, $synonyms ) ) {
-			$type = $synonyms[ $type ];
+		if (array_key_exists($type, $synonyms)) {
+			$type = $synonyms[$type];
 		}
 
-		return in_array( $type, array( 'string', 'integer', 'double', 'boolean' ) ) ?
-			$type :
-			null;
+		return in_array($type, array('string', 'integer', 'double', 'boolean')) ?
+			$type : null;
 	}
 }

src/Axolotl/Collection.php

Doc Comments +2 added lines, -2 removed lines

@@ -676,7 +676,7 @@ 
 	/**
 	 * Return the key of the current element.
 	 *
-	 * @return mixed
+	 * @return integer
 	 */
 	public function key() {
 		return $this->position;
@@ -703,7 +703,7 @@ 
 	 * from a trusted set of elements.
 	 *
 	 * @param array      $elements Array of elements to pass into new collection.
-	 * @param null|mixed $type
+	 * @param string $type
 	 *
 	 * @return static
 	 */

Indentation +741 added lines, -741 removed lines

@@ -15,745 +15,745 @@
  */
 class Collection implements CollectionContract {
 
-	/**
-	 * Collection elements.
-	 *
-	 * @var array
-	 */
-	protected $elements = array();
-
-	/**
-	 * Collection type to enforce.
-	 *
-	 * @var Type
-	 */
-	private $type;
-
-	/**
-	 * Where Collection is in loop.
-	 *
-	 * @var int
-	 */
-	protected $position = 0;
-
-	/**
-	 * Collection constructor.
-	 *
-	 * @param string $type
-	 * @param array  $elements
-	 */
-	public function __construct( $type, array $elements = array() ) {
-		$this->type = new Type( $type );
-
-		if ( $this->type->is_model() ) {
-			foreach ( $elements as $idx => $element ) {
-				if ( is_array( $element ) ) {
-					$elements[ $idx ] = $this->type->create_model( $element );
-				}
-			}
-		}
-
-		if ( $elements ) {
-			$this->type->validate_elements( $elements );
-		}
-
-		$this->elements = $elements;
-	}
-
-	/**
-	 * {@inheritdoc}
-	 *
-	 * @return string
-	 */
-	public function get_type() {
-		return $this->type->get_type();
-	}
-
-	/**
-	 * {@inheritdoc}
-	 *
-	 * @param mixed $element
-	 *
-	 * @return Collection
-	 *
-	 * @throws InvalidArgumentException
-	 */
-	public function add( $element ) {
-		if ( $this->type->is_model() && is_array( $element ) ) {
-			$element = $this->type->create_model( $element );
-		}
-
-		$this->type->validate_element( $element );
-
-		$elements   = $this->elements;
-		$elements[] = $element;
-
-		$collection = new static( $this->get_type() );
-		$collection->set_from_trusted( $elements );
-
-		return $collection;
-	}
-
-	/**
-	 * {@inheritdoc}
-	 *
-	 * @return Collection
-	 */
-	public function clear() {
-		return new static( $this->get_type() );
-	}
-
-	/**
-	 * {@inheritdoc}
-	 *
-	 * @param  callable $condition Condition to satisfy.
-	 *
-	 * @return bool
-	 */
-	public function contains( $condition ) {
-		return (bool) $this->find( $condition );
-	}
-
-	/**
-	 * {@inheritdoc}
-	 *
-	 * @param  callable $condition Condition to satisfy.
-	 *
-	 * @return mixed
-	 */
-	public function find( $condition ) {
-		$index = $this->find_index( $condition );
-
-		return -1 === $index ? null : $this->elements[ $index ];
-	}
-
-	/**
-	 * {@inheritdoc}
-	 *
-	 * @param  callable $condition Condition to satisfy.
-	 *
-	 * @return int
-	 */
-	public function find_index( $condition ) {
-		$index = -1;
-
-		for ( $i = 0, $count = count( $this->elements ); $i < $count; $i++ ) {
-			if ( call_user_func( $condition, ($this->at( $i ) ) ) ) {
-				$index = $i;
-				break;
-			}
-		}
-
-		return $index;
-	}
-
-	/**
-	 * Fetches the element at the provided index.
-	 *
-	 * @param int $index Index to get element from.
-	 *
-	 * @return mixed
-	 *
-	 * @throws OutOfRangeException
-	 */
-	public function at( $index ) {
-		$this->validate_index( $index );
-
-		return $this->elements[ $index ];
-	}
-
-	/**
-	 * {@inheritdoc}
-	 *
-	 * @param  int $index Index to check for existence.
-	 *
-	 * @return bool
-	 *
-	 * @throws InvalidArgumentException
-	 */
-	public function index_exists( $index ) {
-		if ( ! is_int( $index ) ) {
-			throw new InvalidArgumentException( 'Index must be an integer' );
-		}
-
-		if ( $index < 0 ) {
-			throw new InvalidArgumentException( 'Index must be a non-negative integer' );
-		}
-
-		return $index < $this->count();
-	}
-
-	/**
-	 * {@inheritdoc}
-	 *
-	 * @param  callable $condition Condition to satisfy.
-	 *
-	 * @return Collection
-	 */
-	public function filter( $condition ) {
-		$elements = array();
-
-		foreach ( $this->elements as $element ) {
-			if ( call_user_func( $condition, $element ) ) {
-				$elements[] = $element;
-			}
-		}
-
-		return $this->new_from_trusted( $elements );
-	}
-	/**
-	 * {@inheritdoc}
-	 *
-	 * @param  callable $condition Condition to satisfy.
-	 *
-	 * @return mixed
-	 */
-	public function find_last( $condition ) {
-		$index = $this->find_last_index( $condition );
-
-		return -1 === $index ? null : $this->elements[ $index ];
-	}
-
-	/**
-	 * {@inheritdoc}
-	 *
-	 * @param  callable $condition
-	 * @return int
-	 */
-	public function find_last_index( $condition ) {
-		$index = -1;
-
-		for ( $i = count( $this->elements ) - 1; $i >= 0; $i-- ) {
-			if ( call_user_func( $condition, $this->elements[ $i ] ) ) {
-				$index = $i;
-				break;
-			}
-		}
-
-		return $index;
-	}
-
-	/**
-	 * {@inheritdoc}
-	 *
-	 * @param  int $start Begining index to slice from.
-	 * @param  int $end   End index to slice to.
-	 *
-	 * @return Collection
-	 *
-	 * @throws InvalidArgumentException
-	 */
-	public function slice( $start, $end ) {
-		if ( $start < 0 || ! is_int( $start ) ) {
-			throw new InvalidArgumentException( 'Start must be a non-negative integer' );
-		}
-
-		if ( $end < 0 || ! is_int( $end ) ) {
-			throw new InvalidArgumentException( 'End must be a positive integer' );
-		}
-
-		if ( $start > $end ) {
-			throw new InvalidArgumentException( 'End must be greater than start' );
-		}
-
-		if ( $end > $this->count() + 1 ) {
-			throw new InvalidArgumentException( 'End must be less than the count of the items in the Collection' );
-		}
-
-		$length = $end - $start + 1;
-
-		return $this->new_from_trusted( array_slice( $this->elements, $start, $length ) );
-	}
-
-	/**
-	 * {@inheritdoc}
-	 *
-	 * @param int   $index     Index to start at.
-	 * @param mixed $element Element to insert.
-	 *
-	 * @return Collection
-	 *
-	 * @throws InvalidArgumentException
-	 * @throws OutOfRangeException
-	 */
-	public function insert( $index, $element ) {
-		$this->validate_index( $index );
-		$this->type->validate_element( $element );
-
-		$a = array_slice( $this->elements, 0, $index );
-		$b = array_slice( $this->elements, $index, count( $this->elements ) );
-
-		$a[] = $element;
-
-		return $this->new_from_trusted( array_merge( $a, $b ) );
-	}
-
-	/**
-	 * {@inheritdoc}
-	 *
-	 * @param int   $index    Index to start insertion at.
-	 * @param array $elements Elements in insert.
-	 *
-	 * @return Collection
-	 *
-	 * @throws OutOfRangeException
-	 */
-	public function insert_range( $index, array $elements ) {
-		$this->validate_index( $index );
-		$this->type->validate_elements( $elements );
-
-		if ( $index < 0 ) {
-			$index = $this->count() + $index + 1;
-		}
-
-		return $this->new_from_trusted(
-			array_merge(
-				array_slice( $this->elements, 0, $index ),
-				$elements,
-				array_slice( $this->elements, $index, count( $this->elements ) )
-			)
-		);
-	}
-
-	/**
-	 * {@inheritdoc}
-	 *
-	 * @param  callable $condition Condition to satisfy.
-	 *
-	 * @return Collection
-	 */
-	public function reject( $condition ) {
-		$inverse = function ( $element ) use ( $condition ) {
-			return ! call_user_func( $condition, $element );
-		};
-
-		return $this->filter( $inverse );
-	}
-
-	/**
-	 * {@inheritdoc}
-	 *
-	 * @param  int $index Index to remove.
-	 *
-	 * @return Collection
-	 *
-	 * @throws OutOfRangeException
-	 */
-	public function remove_at( $index ) {
-		$this->validate_index( $index );
-
-		$elements = $this->elements;
-
-		return $this->new_from_trusted(
-			array_merge(
-				array_slice( $elements, 0, $index ),
-				array_slice( $elements, $index + 1, count( $elements ) )
-			)
-		);
-	}
-	/**
-	 * {@inheritdoc}
-	 *
-	 * @return Collection
-	 */
-	public function reverse() {
-		return $this->new_from_trusted(
-			array_reverse( $this->elements )
-		);
-	}
-
-	/**
-	 * {@inheritdoc}
-	 *
-	 * @param callable $callback Sort callback.
-	 *
-	 * @return Collection
-	 */
-	public function sort( $callback ) {
-		$elements = $this->elements;
-		usort( $elements, $callback );
-		return $this->new_from_trusted( $elements );
-	}
-
-	/**
-	 * {@inheritdoc}
-	 *
-	 * @return array
-	 */
-	public function to_array() {
-		return $this->elements;
-	}
-
-	/**
-	 * {@inheritdoc}
-	 *
-	 * @param callable $callable Reducer function.
-	 *
-	 * @param null     $initial  Initial reducer value.
-	 *
-	 * @return mixed
-	 */
-	public function reduce( $callable, $initial = null ) {
-		return array_reduce( $this->elements, $callable, $initial );
-	}
-
-	/**
-	 * {@inheritdoc}
-	 *
-	 * @param callable $condition Condition callback.
-	 *
-	 * @return bool
-	 */
-	public function every( $condition ) {
-		$response = true;
-
-		foreach ( $this->elements as $element ) {
-			$result = call_user_func( $condition, $element );
-
-			if ( false === $result ) {
-				$response = false;
-				break;
-			}
-		}
-
-		return $response;
-	}
-
-	/**
-	 * {@inheritdoc}
-	 *
-	 * @param  int $num Number of elements to drop.
-	 *
-	 * @return Collection
-	 *
-	 * @throws InvalidArgumentException
-	 */
-	public function drop( $num ) {
-		if ( $num > $this->count() ) {
-			$num = $this->count();
-		}
-
-		return $this->slice( $num, $this->count() );
-	}
-
-	/**
-	 * {@inheritdoc}
-	 *
-	 * @param int $num Number of elements to drop.
-	 *
-	 * @return Collection
-	 *
-	 * @throws InvalidArgumentException
-	 */
-	public function drop_right( $num ) {
-		return $num !== $this->count()
-			? $this->slice( 0, $this->count() - $num - 1 )
-			: $this->clear();
-	}
-
-	/**
-	 * {@inheritdoc}
-	 *
-	 * @param callable $condition Condition callback.
-	 *
-	 * @return Collection
-	 */
-	public function drop_while( $condition ) {
-		$count = $this->count_while_true( $condition );
-		return $count ? $this->drop( $count ) : $this;
-	}
-	/**
-	 * {@inheritdoc}
-	 *
-	 * @return Collection
-	 *
-	 * @throws InvalidArgumentException
-	 */
-	public function tail() {
-		return $this->slice( 1, $this->count() );
-	}
-
-	/**
-	 * {@inheritdoc}
-	 *
-	 * @param  int $num Number of elements to take.
-	 *
-	 * @return Collection
-	 *
-	 * @throws InvalidArgumentException
-	 */
-	public function take( $num ) {
-		return $this->slice( 0, $num - 1 );
-	}
-
-	/**
-	 * {@inheritdoc}
-	 *
-	 * @param int $num Number of elements to take.
-	 *
-	 * @return Collection
-	 *
-	 * @throws InvalidArgumentException
-	 */
-	public function take_right( $num ) {
-		return $this->slice( $this->count() - $num, $this->count() );
-	}
-
-	/**
-	 * {@inheritdoc}
-	 *
-	 * @param callable $condition Callback function.
-	 *
-	 * @return Collection
-	 */
-	public function take_while( $condition ) {
-		$count = $this->count_while_true( $condition );
-
-		return $count ? $this->take( $count ) : $this->clear();
-	}
-
-	/**
-	 * {@inheritdoc}
-	 *
-	 * @param callable $callable Callback function.
-	 */
-	public function each( $callable ) {
-		foreach ( $this->elements as $element ) {
-			call_user_func( $callable, $element );
-		}
-	}
-
-	/**
-	 * {@inheritdoc}
-	 *
-	 * @param callable $callable Callback function.
-	 *
-	 * @return Collection
-	 */
-	public function map( $callable ) {
-		$elements = array();
-		$type = null;
-		foreach ( $this->elements as $element ) {
-			$result = call_user_func( $callable, $element );
-
-			if ( null === $type ) {
-				$type = gettype( $result );
-
-				if ( 'object' === $type ) {
-					$type = get_class( $result );
-				}
-			}
-
-			$elements[] = $result;
-		}
-
-		return $this->new_from_trusted( $elements, $type ? : $this->get_type() );
-	}
-
-	/**
-	 * {@inheritdoc}
-	 *
-	 * @param callable $callable Reducer function.
-	 * @param null     $initial  Initial value.
-	 *
-	 * @return mixed
-	 */
-	public function reduce_right( $callable, $initial = null ) {
-		return array_reduce(
-			array_reverse( $this->elements ),
-			$callable,
-			$initial
-		);
-	}
-
-	/**
-	 * {@inheritdoc}
-	 *
-	 * @return Collection
-	 */
-	public function shuffle() {
-		$elements = $this->elements;
-		shuffle( $elements );
-
-		return $this->new_from_trusted( $elements );
-	}
-
-	/**
-	 * {@inheritdoc}
-	 *
-	 * @param array|Collection $elements Array of elements to merge.
-	 *
-	 * @return Collection
-	 *
-	 * @throws InvalidArgumentException
-	 */
-	public function merge( $elements ) {
-		if ( $elements instanceof static ) {
-			$elements = $elements->to_array();
-		}
-
-		if ( ! is_array( $elements ) ) {
-			throw new InvalidArgumentException( 'Merge must be given array or Collection' );
-		}
-
-		$this->type->validate_elements( $elements );
-
-		return $this->new_from_trusted(
-			array_merge( $this->elements, $elements )
-		);
-	}
-
-	/**
-	 * {@inheritdoc}
-	 *
-	 * @return mixed
-	 *
-	 * @throws OutOfBoundsException
-	 */
-	public function first() {
-		if ( empty( $this->elements ) ) {
-			throw new OutOfBoundsException( 'Cannot get first element of empty Collection' );
-		}
-
-		return reset( $this->elements );
-	}
-
-	/**
-	 * {@inheritdoc}
-	 *
-	 * @return mixed
-	 *
-	 * @throws OutOfBoundsException
-	 */
-	public function last() {
-		if ( empty( $this->elements ) ) {
-			throw new OutOfBoundsException( 'Cannot get last element of empty Collection' );
-		}
-
-		return end( $this->elements );
-	}
-
-	/**
-	 * {@inheritdoc}
-	 *
-	 * @return int
-	 */
-	public function count() {
-		return count( $this->elements );
-	}
-
-	/**
-	 * {@inheritDoc}
-	 *
-	 * @return array
-	 */
-	public function serialize() {
-		return $this->map(function( $element ) {
-			if ( $element instanceof Serializes ) {
-				return $element->serialize();
-			}
-
-			return $element;
-		} )->to_array();
-	}
-
-	/**
-	 * Return the current element.
-	 *
-	 * @return mixed
-	 */
-	public function current() {
-		return $this->at( $this->position );
-	}
-
-	/**
-	 * Move forward to next element.
-	 */
-	public function next() {
-		$this->position ++;
-	}
-
-	/**
-	 * Return the key of the current element.
-	 *
-	 * @return mixed
-	 */
-	public function key() {
-		return $this->position;
-	}
-
-	/**
-	 * Checks if current position is valid.
-	 *
-	 * @return bool
-	 */
-	public function valid() {
-		return isset( $this->elements[ $this->position ] );
-	}
-
-	/**
-	 * Rewind the Iterator to the first element.
-	 */
-	public function rewind() {
-		$this->position = 0;
-	}
-
-	/**
-	 * Creates a new instance of the Collection
-	 * from a trusted set of elements.
-	 *
-	 * @param array      $elements Array of elements to pass into new collection.
-	 * @param null|mixed $type
-	 *
-	 * @return static
-	 */
-	protected function new_from_trusted( array $elements, $type = null ) {
-		$collection = new static( null !== $type ? $type : $this->get_type() );
-		$collection->set_from_trusted( $elements );
-
-		return $collection;
-	}
-
-	/**
-	 * Sets the elements without validating them.
-	 *
-	 * @param array $elements Pre-validated elements to set.
-	 */
-	protected function set_from_trusted( array $elements ) {
-		$this->elements = $elements;
-	}
-
-	/**
-	 * Number of elements true for the condition.
-	 *
-	 * @param callable $condition Condition to check.
-	 * @return int
-	 */
-	protected function count_while_true( $condition ) {
-		$count = 0;
-
-		foreach ( $this->elements as $element ) {
-			if ( ! $condition($element) ) {
-				break;
-			}
-			$count++;
-		}
-
-		return $count;
-	}
-
-	/**
-	 * Validates a number to be used as an index.
-	 *
-	 * @param  integer $index The number to be validated as an index.
-	 *
-	 * @throws OutOfRangeException
-	 */
-	protected function validate_index( $index ) {
-		$exists = $this->index_exists( $index );
-
-		if ( ! $exists ) {
-			throw new OutOfRangeException( 'Index out of bounds of collection' );
-		}
-	}
+    /**
+     * Collection elements.
+     *
+     * @var array
+     */
+    protected $elements = array();
+
+    /**
+     * Collection type to enforce.
+     *
+     * @var Type
+     */
+    private $type;
+
+    /**
+     * Where Collection is in loop.
+     *
+     * @var int
+     */
+    protected $position = 0;
+
+    /**
+     * Collection constructor.
+     *
+     * @param string $type
+     * @param array  $elements
+     */
+    public function __construct( $type, array $elements = array() ) {
+        $this->type = new Type( $type );
+
+        if ( $this->type->is_model() ) {
+            foreach ( $elements as $idx => $element ) {
+                if ( is_array( $element ) ) {
+                    $elements[ $idx ] = $this->type->create_model( $element );
+                }
+            }
+        }
+
+        if ( $elements ) {
+            $this->type->validate_elements( $elements );
+        }
+
+        $this->elements = $elements;
+    }
+
+    /**
+     * {@inheritdoc}
+     *
+     * @return string
+     */
+    public function get_type() {
+        return $this->type->get_type();
+    }
+
+    /**
+     * {@inheritdoc}
+     *
+     * @param mixed $element
+     *
+     * @return Collection
+     *
+     * @throws InvalidArgumentException
+     */
+    public function add( $element ) {
+        if ( $this->type->is_model() && is_array( $element ) ) {
+            $element = $this->type->create_model( $element );
+        }
+
+        $this->type->validate_element( $element );
+
+        $elements   = $this->elements;
+        $elements[] = $element;
+
+        $collection = new static( $this->get_type() );
+        $collection->set_from_trusted( $elements );
+
+        return $collection;
+    }
+
+    /**
+     * {@inheritdoc}
+     *
+     * @return Collection
+     */
+    public function clear() {
+        return new static( $this->get_type() );
+    }
+
+    /**
+     * {@inheritdoc}
+     *
+     * @param  callable $condition Condition to satisfy.
+     *
+     * @return bool
+     */
+    public function contains( $condition ) {
+        return (bool) $this->find( $condition );
+    }
+
+    /**
+     * {@inheritdoc}
+     *
+     * @param  callable $condition Condition to satisfy.
+     *
+     * @return mixed
+     */
+    public function find( $condition ) {
+        $index = $this->find_index( $condition );
+
+        return -1 === $index ? null : $this->elements[ $index ];
+    }
+
+    /**
+     * {@inheritdoc}
+     *
+     * @param  callable $condition Condition to satisfy.
+     *
+     * @return int
+     */
+    public function find_index( $condition ) {
+        $index = -1;
+
+        for ( $i = 0, $count = count( $this->elements ); $i < $count; $i++ ) {
+            if ( call_user_func( $condition, ($this->at( $i ) ) ) ) {
+                $index = $i;
+                break;
+            }
+        }
+
+        return $index;
+    }
+
+    /**
+     * Fetches the element at the provided index.
+     *
+     * @param int $index Index to get element from.
+     *
+     * @return mixed
+     *
+     * @throws OutOfRangeException
+     */
+    public function at( $index ) {
+        $this->validate_index( $index );
+
+        return $this->elements[ $index ];
+    }
+
+    /**
+     * {@inheritdoc}
+     *
+     * @param  int $index Index to check for existence.
+     *
+     * @return bool
+     *
+     * @throws InvalidArgumentException
+     */
+    public function index_exists( $index ) {
+        if ( ! is_int( $index ) ) {
+            throw new InvalidArgumentException( 'Index must be an integer' );
+        }
+
+        if ( $index < 0 ) {
+            throw new InvalidArgumentException( 'Index must be a non-negative integer' );
+        }
+
+        return $index < $this->count();
+    }
+
+    /**
+     * {@inheritdoc}
+     *
+     * @param  callable $condition Condition to satisfy.
+     *
+     * @return Collection
+     */
+    public function filter( $condition ) {
+        $elements = array();
+
+        foreach ( $this->elements as $element ) {
+            if ( call_user_func( $condition, $element ) ) {
+                $elements[] = $element;
+            }
+        }
+
+        return $this->new_from_trusted( $elements );
+    }
+    /**
+     * {@inheritdoc}
+     *
+     * @param  callable $condition Condition to satisfy.
+     *
+     * @return mixed
+     */
+    public function find_last( $condition ) {
+        $index = $this->find_last_index( $condition );
+
+        return -1 === $index ? null : $this->elements[ $index ];
+    }
+
+    /**
+     * {@inheritdoc}
+     *
+     * @param  callable $condition
+     * @return int
+     */
+    public function find_last_index( $condition ) {
+        $index = -1;
+
+        for ( $i = count( $this->elements ) - 1; $i >= 0; $i-- ) {
+            if ( call_user_func( $condition, $this->elements[ $i ] ) ) {
+                $index = $i;
+                break;
+            }
+        }
+
+        return $index;
+    }
+
+    /**
+     * {@inheritdoc}
+     *
+     * @param  int $start Begining index to slice from.
+     * @param  int $end   End index to slice to.
+     *
+     * @return Collection
+     *
+     * @throws InvalidArgumentException
+     */
+    public function slice( $start, $end ) {
+        if ( $start < 0 || ! is_int( $start ) ) {
+            throw new InvalidArgumentException( 'Start must be a non-negative integer' );
+        }
+
+        if ( $end < 0 || ! is_int( $end ) ) {
+            throw new InvalidArgumentException( 'End must be a positive integer' );
+        }
+
+        if ( $start > $end ) {
+            throw new InvalidArgumentException( 'End must be greater than start' );
+        }
+
+        if ( $end > $this->count() + 1 ) {
+            throw new InvalidArgumentException( 'End must be less than the count of the items in the Collection' );
+        }
+
+        $length = $end - $start + 1;
+
+        return $this->new_from_trusted( array_slice( $this->elements, $start, $length ) );
+    }
+
+    /**
+     * {@inheritdoc}
+     *
+     * @param int   $index     Index to start at.
+     * @param mixed $element Element to insert.
+     *
+     * @return Collection
+     *
+     * @throws InvalidArgumentException
+     * @throws OutOfRangeException
+     */
+    public function insert( $index, $element ) {
+        $this->validate_index( $index );
+        $this->type->validate_element( $element );
+
+        $a = array_slice( $this->elements, 0, $index );
+        $b = array_slice( $this->elements, $index, count( $this->elements ) );
+
+        $a[] = $element;
+
+        return $this->new_from_trusted( array_merge( $a, $b ) );
+    }
+
+    /**
+     * {@inheritdoc}
+     *
+     * @param int   $index    Index to start insertion at.
+     * @param array $elements Elements in insert.
+     *
+     * @return Collection
+     *
+     * @throws OutOfRangeException
+     */
+    public function insert_range( $index, array $elements ) {
+        $this->validate_index( $index );
+        $this->type->validate_elements( $elements );
+
+        if ( $index < 0 ) {
+            $index = $this->count() + $index + 1;
+        }
+
+        return $this->new_from_trusted(
+            array_merge(
+                array_slice( $this->elements, 0, $index ),
+                $elements,
+                array_slice( $this->elements, $index, count( $this->elements ) )
+            )
+        );
+    }
+
+    /**
+     * {@inheritdoc}
+     *
+     * @param  callable $condition Condition to satisfy.
+     *
+     * @return Collection
+     */
+    public function reject( $condition ) {
+        $inverse = function ( $element ) use ( $condition ) {
+            return ! call_user_func( $condition, $element );
+        };
+
+        return $this->filter( $inverse );
+    }
+
+    /**
+     * {@inheritdoc}
+     *
+     * @param  int $index Index to remove.
+     *
+     * @return Collection
+     *
+     * @throws OutOfRangeException
+     */
+    public function remove_at( $index ) {
+        $this->validate_index( $index );
+
+        $elements = $this->elements;
+
+        return $this->new_from_trusted(
+            array_merge(
+                array_slice( $elements, 0, $index ),
+                array_slice( $elements, $index + 1, count( $elements ) )
+            )
+        );
+    }
+    /**
+     * {@inheritdoc}
+     *
+     * @return Collection
+     */
+    public function reverse() {
+        return $this->new_from_trusted(
+            array_reverse( $this->elements )
+        );
+    }
+
+    /**
+     * {@inheritdoc}
+     *
+     * @param callable $callback Sort callback.
+     *
+     * @return Collection
+     */
+    public function sort( $callback ) {
+        $elements = $this->elements;
+        usort( $elements, $callback );
+        return $this->new_from_trusted( $elements );
+    }
+
+    /**
+     * {@inheritdoc}
+     *
+     * @return array
+     */
+    public function to_array() {
+        return $this->elements;
+    }
+
+    /**
+     * {@inheritdoc}
+     *
+     * @param callable $callable Reducer function.
+     *
+     * @param null     $initial  Initial reducer value.
+     *
+     * @return mixed
+     */
+    public function reduce( $callable, $initial = null ) {
+        return array_reduce( $this->elements, $callable, $initial );
+    }
+
+    /**
+     * {@inheritdoc}
+     *
+     * @param callable $condition Condition callback.
+     *
+     * @return bool
+     */
+    public function every( $condition ) {
+        $response = true;
+
+        foreach ( $this->elements as $element ) {
+            $result = call_user_func( $condition, $element );
+
+            if ( false === $result ) {
+                $response = false;
+                break;
+            }
+        }
+
+        return $response;
+    }
+
+    /**
+     * {@inheritdoc}
+     *
+     * @param  int $num Number of elements to drop.
+     *
+     * @return Collection
+     *
+     * @throws InvalidArgumentException
+     */
+    public function drop( $num ) {
+        if ( $num > $this->count() ) {
+            $num = $this->count();
+        }
+
+        return $this->slice( $num, $this->count() );
+    }
+
+    /**
+     * {@inheritdoc}
+     *
+     * @param int $num Number of elements to drop.
+     *
+     * @return Collection
+     *
+     * @throws InvalidArgumentException
+     */
+    public function drop_right( $num ) {
+        return $num !== $this->count()
+            ? $this->slice( 0, $this->count() - $num - 1 )
+            : $this->clear();
+    }
+
+    /**
+     * {@inheritdoc}
+     *
+     * @param callable $condition Condition callback.
+     *
+     * @return Collection
+     */
+    public function drop_while( $condition ) {
+        $count = $this->count_while_true( $condition );
+        return $count ? $this->drop( $count ) : $this;
+    }
+    /**
+     * {@inheritdoc}
+     *
+     * @return Collection
+     *
+     * @throws InvalidArgumentException
+     */
+    public function tail() {
+        return $this->slice( 1, $this->count() );
+    }
+
+    /**
+     * {@inheritdoc}
+     *
+     * @param  int $num Number of elements to take.
+     *
+     * @return Collection
+     *
+     * @throws InvalidArgumentException
+     */
+    public function take( $num ) {
+        return $this->slice( 0, $num - 1 );
+    }
+
+    /**
+     * {@inheritdoc}
+     *
+     * @param int $num Number of elements to take.
+     *
+     * @return Collection
+     *
+     * @throws InvalidArgumentException
+     */
+    public function take_right( $num ) {
+        return $this->slice( $this->count() - $num, $this->count() );
+    }
+
+    /**
+     * {@inheritdoc}
+     *
+     * @param callable $condition Callback function.
+     *
+     * @return Collection
+     */
+    public function take_while( $condition ) {
+        $count = $this->count_while_true( $condition );
+
+        return $count ? $this->take( $count ) : $this->clear();
+    }
+
+    /**
+     * {@inheritdoc}
+     *
+     * @param callable $callable Callback function.
+     */
+    public function each( $callable ) {
+        foreach ( $this->elements as $element ) {
+            call_user_func( $callable, $element );
+        }
+    }
+
+    /**
+     * {@inheritdoc}
+     *
+     * @param callable $callable Callback function.
+     *
+     * @return Collection
+     */
+    public function map( $callable ) {
+        $elements = array();
+        $type = null;
+        foreach ( $this->elements as $element ) {
+            $result = call_user_func( $callable, $element );
+
+            if ( null === $type ) {
+                $type = gettype( $result );
+
+                if ( 'object' === $type ) {
+                    $type = get_class( $result );
+                }
+            }
+
+            $elements[] = $result;
+        }
+
+        return $this->new_from_trusted( $elements, $type ? : $this->get_type() );
+    }
+
+    /**
+     * {@inheritdoc}
+     *
+     * @param callable $callable Reducer function.
+     * @param null     $initial  Initial value.
+     *
+     * @return mixed
+     */
+    public function reduce_right( $callable, $initial = null ) {
+        return array_reduce(
+            array_reverse( $this->elements ),
+            $callable,
+            $initial
+        );
+    }
+
+    /**
+     * {@inheritdoc}
+     *
+     * @return Collection
+     */
+    public function shuffle() {
+        $elements = $this->elements;
+        shuffle( $elements );
+
+        return $this->new_from_trusted( $elements );
+    }
+
+    /**
+     * {@inheritdoc}
+     *
+     * @param array|Collection $elements Array of elements to merge.
+     *
+     * @return Collection
+     *
+     * @throws InvalidArgumentException
+     */
+    public function merge( $elements ) {
+        if ( $elements instanceof static ) {
+            $elements = $elements->to_array();
+        }
+
+        if ( ! is_array( $elements ) ) {
+            throw new InvalidArgumentException( 'Merge must be given array or Collection' );
+        }
+
+        $this->type->validate_elements( $elements );
+
+        return $this->new_from_trusted(
+            array_merge( $this->elements, $elements )
+        );
+    }
+
+    /**
+     * {@inheritdoc}
+     *
+     * @return mixed
+     *
+     * @throws OutOfBoundsException
+     */
+    public function first() {
+        if ( empty( $this->elements ) ) {
+            throw new OutOfBoundsException( 'Cannot get first element of empty Collection' );
+        }
+
+        return reset( $this->elements );
+    }
+
+    /**
+     * {@inheritdoc}
+     *
+     * @return mixed
+     *
+     * @throws OutOfBoundsException
+     */
+    public function last() {
+        if ( empty( $this->elements ) ) {
+            throw new OutOfBoundsException( 'Cannot get last element of empty Collection' );
+        }
+
+        return end( $this->elements );
+    }
+
+    /**
+     * {@inheritdoc}
+     *
+     * @return int
+     */
+    public function count() {
+        return count( $this->elements );
+    }
+
+    /**
+     * {@inheritDoc}
+     *
+     * @return array
+     */
+    public function serialize() {
+        return $this->map(function( $element ) {
+            if ( $element instanceof Serializes ) {
+                return $element->serialize();
+            }
+
+            return $element;
+        } )->to_array();
+    }
+
+    /**
+     * Return the current element.
+     *
+     * @return mixed
+     */
+    public function current() {
+        return $this->at( $this->position );
+    }
+
+    /**
+     * Move forward to next element.
+     */
+    public function next() {
+        $this->position ++;
+    }
+
+    /**
+     * Return the key of the current element.
+     *
+     * @return mixed
+     */
+    public function key() {
+        return $this->position;
+    }
+
+    /**
+     * Checks if current position is valid.
+     *
+     * @return bool
+     */
+    public function valid() {
+        return isset( $this->elements[ $this->position ] );
+    }
+
+    /**
+     * Rewind the Iterator to the first element.
+     */
+    public function rewind() {
+        $this->position = 0;
+    }
+
+    /**
+     * Creates a new instance of the Collection
+     * from a trusted set of elements.
+     *
+     * @param array      $elements Array of elements to pass into new collection.
+     * @param null|mixed $type
+     *
+     * @return static
+     */
+    protected function new_from_trusted( array $elements, $type = null ) {
+        $collection = new static( null !== $type ? $type : $this->get_type() );
+        $collection->set_from_trusted( $elements );
+
+        return $collection;
+    }
+
+    /**
+     * Sets the elements without validating them.
+     *
+     * @param array $elements Pre-validated elements to set.
+     */
+    protected function set_from_trusted( array $elements ) {
+        $this->elements = $elements;
+    }
+
+    /**
+     * Number of elements true for the condition.
+     *
+     * @param callable $condition Condition to check.
+     * @return int
+     */
+    protected function count_while_true( $condition ) {
+        $count = 0;
+
+        foreach ( $this->elements as $element ) {
+            if ( ! $condition($element) ) {
+                break;
+            }
+            $count++;
+        }
+
+        return $count;
+    }
+
+    /**
+     * Validates a number to be used as an index.
+     *
+     * @param  integer $index The number to be validated as an index.
+     *
+     * @throws OutOfRangeException
+     */
+    protected function validate_index( $index ) {
+        $exists = $this->index_exists( $index );
+
+        if ( ! $exists ) {
+            throw new OutOfRangeException( 'Index out of bounds of collection' );
+        }
+    }
 }

Spacing +141 added lines, -141 removed lines

@@ -42,19 +42,19 @@ 
 	 * @param string $type
 	 * @param array  $elements
 	 */
-	public function __construct( $type, array $elements = array() ) {
-		$this->type = new Type( $type );
+	public function __construct($type, array $elements = array()) {
+		$this->type = new Type($type);
 
-		if ( $this->type->is_model() ) {
-			foreach ( $elements as $idx => $element ) {
-				if ( is_array( $element ) ) {
-					$elements[ $idx ] = $this->type->create_model( $element );
+		if ($this->type->is_model()) {
+			foreach ($elements as $idx => $element) {
+				if (is_array($element)) {
+					$elements[$idx] = $this->type->create_model($element);
 				}
 			}
 		}
 
-		if ( $elements ) {
-			$this->type->validate_elements( $elements );
+		if ($elements) {
+			$this->type->validate_elements($elements);
 		}
 
 		$this->elements = $elements;
@@ -78,18 +78,18 @@ 
 	 *
 	 * @throws InvalidArgumentException
 	 */
-	public function add( $element ) {
-		if ( $this->type->is_model() && is_array( $element ) ) {
-			$element = $this->type->create_model( $element );
+	public function add($element) {
+		if ($this->type->is_model() && is_array($element)) {
+			$element = $this->type->create_model($element);
 		}
 
-		$this->type->validate_element( $element );
+		$this->type->validate_element($element);
 
 		$elements   = $this->elements;
 		$elements[] = $element;
 
-		$collection = new static( $this->get_type() );
-		$collection->set_from_trusted( $elements );
+		$collection = new static($this->get_type());
+		$collection->set_from_trusted($elements);
 
 		return $collection;
 	}
@@ -100,7 +100,7 @@ 
 	 * @return Collection
 	 */
 	public function clear() {
-		return new static( $this->get_type() );
+		return new static($this->get_type());
 	}
 
 	/**
@@ -110,8 +110,8 @@ 
 	 *
 	 * @return bool
 	 */
-	public function contains( $condition ) {
-		return (bool) $this->find( $condition );
+	public function contains($condition) {
+		return (bool) $this->find($condition);
 	}
 
 	/**
@@ -121,10 +121,10 @@ 
 	 *
 	 * @return mixed
 	 */
-	public function find( $condition ) {
-		$index = $this->find_index( $condition );
+	public function find($condition) {
+		$index = $this->find_index($condition);
 
-		return -1 === $index ? null : $this->elements[ $index ];
+		return -1 === $index ? null : $this->elements[$index];
 	}
 
 	/**
@@ -134,11 +134,11 @@ 
 	 *
 	 * @return int
 	 */
-	public function find_index( $condition ) {
+	public function find_index($condition) {
 		$index = -1;
 
-		for ( $i = 0, $count = count( $this->elements ); $i < $count; $i++ ) {
-			if ( call_user_func( $condition, ($this->at( $i ) ) ) ) {
+		for ($i = 0, $count = count($this->elements); $i < $count; $i++) {
+			if (call_user_func($condition, ($this->at($i)))) {
 				$index = $i;
 				break;
 			}
@@ -156,10 +156,10 @@ 
 	 *
 	 * @throws OutOfRangeException
 	 */
-	public function at( $index ) {
-		$this->validate_index( $index );
+	public function at($index) {
+		$this->validate_index($index);
 
-		return $this->elements[ $index ];
+		return $this->elements[$index];
 	}
 
 	/**
@@ -171,13 +171,13 @@ 
 	 *
 	 * @throws InvalidArgumentException
 	 */
-	public function index_exists( $index ) {
-		if ( ! is_int( $index ) ) {
-			throw new InvalidArgumentException( 'Index must be an integer' );
+	public function index_exists($index) {
+		if (!is_int($index)) {
+			throw new InvalidArgumentException('Index must be an integer');
 		}
 
-		if ( $index < 0 ) {
-			throw new InvalidArgumentException( 'Index must be a non-negative integer' );
+		if ($index < 0) {
+			throw new InvalidArgumentException('Index must be a non-negative integer');
 		}
 
 		return $index < $this->count();
@@ -190,16 +190,16 @@ 
 	 *
 	 * @return Collection
 	 */
-	public function filter( $condition ) {
+	public function filter($condition) {
 		$elements = array();
 
-		foreach ( $this->elements as $element ) {
-			if ( call_user_func( $condition, $element ) ) {
+		foreach ($this->elements as $element) {
+			if (call_user_func($condition, $element)) {
 				$elements[] = $element;
 			}
 		}
 
-		return $this->new_from_trusted( $elements );
+		return $this->new_from_trusted($elements);
 	}
 	/**
 	 * {@inheritdoc}
@@ -208,10 +208,10 @@ 
 	 *
 	 * @return mixed
 	 */
-	public function find_last( $condition ) {
-		$index = $this->find_last_index( $condition );
+	public function find_last($condition) {
+		$index = $this->find_last_index($condition);
 
-		return -1 === $index ? null : $this->elements[ $index ];
+		return -1 === $index ? null : $this->elements[$index];
 	}
 
 	/**
@@ -220,11 +220,11 @@ 
 	 * @param  callable $condition
 	 * @return int
 	 */
-	public function find_last_index( $condition ) {
+	public function find_last_index($condition) {
 		$index = -1;
 
-		for ( $i = count( $this->elements ) - 1; $i >= 0; $i-- ) {
-			if ( call_user_func( $condition, $this->elements[ $i ] ) ) {
+		for ($i = count($this->elements) - 1; $i >= 0; $i--) {
+			if (call_user_func($condition, $this->elements[$i])) {
 				$index = $i;
 				break;
 			}
@@ -243,26 +243,26 @@ 
 	 *
 	 * @throws InvalidArgumentException
 	 */
-	public function slice( $start, $end ) {
-		if ( $start < 0 || ! is_int( $start ) ) {
-			throw new InvalidArgumentException( 'Start must be a non-negative integer' );
+	public function slice($start, $end) {
+		if ($start < 0 || !is_int($start)) {
+			throw new InvalidArgumentException('Start must be a non-negative integer');
 		}
 
-		if ( $end < 0 || ! is_int( $end ) ) {
-			throw new InvalidArgumentException( 'End must be a positive integer' );
+		if ($end < 0 || !is_int($end)) {
+			throw new InvalidArgumentException('End must be a positive integer');
 		}
 
-		if ( $start > $end ) {
-			throw new InvalidArgumentException( 'End must be greater than start' );
+		if ($start > $end) {
+			throw new InvalidArgumentException('End must be greater than start');
 		}
 
-		if ( $end > $this->count() + 1 ) {
-			throw new InvalidArgumentException( 'End must be less than the count of the items in the Collection' );
+		if ($end > $this->count() + 1) {
+			throw new InvalidArgumentException('End must be less than the count of the items in the Collection');
 		}
 
 		$length = $end - $start + 1;
 
-		return $this->new_from_trusted( array_slice( $this->elements, $start, $length ) );
+		return $this->new_from_trusted(array_slice($this->elements, $start, $length));
 	}
 
 	/**
@@ -276,16 +276,16 @@ 
 	 * @throws InvalidArgumentException
 	 * @throws OutOfRangeException
 	 */
-	public function insert( $index, $element ) {
-		$this->validate_index( $index );
-		$this->type->validate_element( $element );
+	public function insert($index, $element) {
+		$this->validate_index($index);
+		$this->type->validate_element($element);
 
-		$a = array_slice( $this->elements, 0, $index );
-		$b = array_slice( $this->elements, $index, count( $this->elements ) );
+		$a = array_slice($this->elements, 0, $index);
+		$b = array_slice($this->elements, $index, count($this->elements));
 
 		$a[] = $element;
 
-		return $this->new_from_trusted( array_merge( $a, $b ) );
+		return $this->new_from_trusted(array_merge($a, $b));
 	}
 
 	/**
@@ -298,19 +298,19 @@ 
 	 *
 	 * @throws OutOfRangeException
 	 */
-	public function insert_range( $index, array $elements ) {
-		$this->validate_index( $index );
-		$this->type->validate_elements( $elements );
+	public function insert_range($index, array $elements) {
+		$this->validate_index($index);
+		$this->type->validate_elements($elements);
 
-		if ( $index < 0 ) {
+		if ($index < 0) {
 			$index = $this->count() + $index + 1;
 		}
 
 		return $this->new_from_trusted(
 			array_merge(
-				array_slice( $this->elements, 0, $index ),
+				array_slice($this->elements, 0, $index),
 				$elements,
-				array_slice( $this->elements, $index, count( $this->elements ) )
+				array_slice($this->elements, $index, count($this->elements))
 			)
 		);
 	}
@@ -322,12 +322,12 @@ 
 	 *
 	 * @return Collection
 	 */
-	public function reject( $condition ) {
-		$inverse = function ( $element ) use ( $condition ) {
-			return ! call_user_func( $condition, $element );
+	public function reject($condition) {
+		$inverse = function($element) use ($condition) {
+			return !call_user_func($condition, $element);
 		};
 
-		return $this->filter( $inverse );
+		return $this->filter($inverse);
 	}
 
 	/**
@@ -339,15 +339,15 @@ 
 	 *
 	 * @throws OutOfRangeException
 	 */
-	public function remove_at( $index ) {
-		$this->validate_index( $index );
+	public function remove_at($index) {
+		$this->validate_index($index);
 
 		$elements = $this->elements;
 
 		return $this->new_from_trusted(
 			array_merge(
-				array_slice( $elements, 0, $index ),
-				array_slice( $elements, $index + 1, count( $elements ) )
+				array_slice($elements, 0, $index),
+				array_slice($elements, $index + 1, count($elements))
 			)
 		);
 	}
@@ -358,7 +358,7 @@ 
 	 */
 	public function reverse() {
 		return $this->new_from_trusted(
-			array_reverse( $this->elements )
+			array_reverse($this->elements)
 		);
 	}
 
@@ -369,10 +369,10 @@ 
 	 *
 	 * @return Collection
 	 */
-	public function sort( $callback ) {
+	public function sort($callback) {
 		$elements = $this->elements;
-		usort( $elements, $callback );
-		return $this->new_from_trusted( $elements );
+		usort($elements, $callback);
+		return $this->new_from_trusted($elements);
 	}
 
 	/**
@@ -393,8 +393,8 @@ 
 	 *
 	 * @return mixed
 	 */
-	public function reduce( $callable, $initial = null ) {
-		return array_reduce( $this->elements, $callable, $initial );
+	public function reduce($callable, $initial = null) {
+		return array_reduce($this->elements, $callable, $initial);
 	}
 
 	/**
@@ -404,13 +404,13 @@ 
 	 *
 	 * @return bool
 	 */
-	public function every( $condition ) {
+	public function every($condition) {
 		$response = true;
 
-		foreach ( $this->elements as $element ) {
-			$result = call_user_func( $condition, $element );
+		foreach ($this->elements as $element) {
+			$result = call_user_func($condition, $element);
 
-			if ( false === $result ) {
+			if (false === $result) {
 				$response = false;
 				break;
 			}
@@ -428,12 +428,12 @@ 
 	 *
 	 * @throws InvalidArgumentException
 	 */
-	public function drop( $num ) {
-		if ( $num > $this->count() ) {
+	public function drop($num) {
+		if ($num > $this->count()) {
 			$num = $this->count();
 		}
 
-		return $this->slice( $num, $this->count() );
+		return $this->slice($num, $this->count());
 	}
 
 	/**
@@ -445,9 +445,9 @@ 
 	 *
 	 * @throws InvalidArgumentException
 	 */
-	public function drop_right( $num ) {
+	public function drop_right($num) {
 		return $num !== $this->count()
-			? $this->slice( 0, $this->count() - $num - 1 )
+			? $this->slice(0, $this->count() - $num - 1)
 			: $this->clear();
 	}
 
@@ -458,9 +458,9 @@ 
 	 *
 	 * @return Collection
 	 */
-	public function drop_while( $condition ) {
-		$count = $this->count_while_true( $condition );
-		return $count ? $this->drop( $count ) : $this;
+	public function drop_while($condition) {
+		$count = $this->count_while_true($condition);
+		return $count ? $this->drop($count) : $this;
 	}
 	/**
 	 * {@inheritdoc}
@@ -470,7 +470,7 @@ 
 	 * @throws InvalidArgumentException
 	 */
 	public function tail() {
-		return $this->slice( 1, $this->count() );
+		return $this->slice(1, $this->count());
 	}
 
 	/**
@@ -482,8 +482,8 @@ 
 	 *
 	 * @throws InvalidArgumentException
 	 */
-	public function take( $num ) {
-		return $this->slice( 0, $num - 1 );
+	public function take($num) {
+		return $this->slice(0, $num - 1);
 	}
 
 	/**
@@ -495,8 +495,8 @@ 
 	 *
 	 * @throws InvalidArgumentException
 	 */
-	public function take_right( $num ) {
-		return $this->slice( $this->count() - $num, $this->count() );
+	public function take_right($num) {
+		return $this->slice($this->count() - $num, $this->count());
 	}
 
 	/**
@@ -506,10 +506,10 @@ 
 	 *
 	 * @return Collection
 	 */
-	public function take_while( $condition ) {
-		$count = $this->count_while_true( $condition );
+	public function take_while($condition) {
+		$count = $this->count_while_true($condition);
 
-		return $count ? $this->take( $count ) : $this->clear();
+		return $count ? $this->take($count) : $this->clear();
 	}
 
 	/**
@@ -517,9 +517,9 @@ 
 	 *
 	 * @param callable $callable Callback function.
 	 */
-	public function each( $callable ) {
-		foreach ( $this->elements as $element ) {
-			call_user_func( $callable, $element );
+	public function each($callable) {
+		foreach ($this->elements as $element) {
+			call_user_func($callable, $element);
 		}
 	}
 
@@ -530,24 +530,24 @@ 
 	 *
 	 * @return Collection
 	 */
-	public function map( $callable ) {
+	public function map($callable) {
 		$elements = array();
 		$type = null;
-		foreach ( $this->elements as $element ) {
-			$result = call_user_func( $callable, $element );
+		foreach ($this->elements as $element) {
+			$result = call_user_func($callable, $element);
 
-			if ( null === $type ) {
-				$type = gettype( $result );
+			if (null === $type) {
+				$type = gettype($result);
 
-				if ( 'object' === $type ) {
-					$type = get_class( $result );
+				if ('object' === $type) {
+					$type = get_class($result);
 				}
 			}
 
 			$elements[] = $result;
 		}
 
-		return $this->new_from_trusted( $elements, $type ? : $this->get_type() );
+		return $this->new_from_trusted($elements, $type ?: $this->get_type());
 	}
 
 	/**
@@ -558,9 +558,9 @@ 
 	 *
 	 * @return mixed
 	 */
-	public function reduce_right( $callable, $initial = null ) {
+	public function reduce_right($callable, $initial = null) {
 		return array_reduce(
-			array_reverse( $this->elements ),
+			array_reverse($this->elements),
 			$callable,
 			$initial
 		);
@@ -573,9 +573,9 @@ 
 	 */
 	public function shuffle() {
 		$elements = $this->elements;
-		shuffle( $elements );
+		shuffle($elements);
 
-		return $this->new_from_trusted( $elements );
+		return $this->new_from_trusted($elements);
 	}
 
 	/**
@@ -587,19 +587,19 @@ 
 	 *
 	 * @throws InvalidArgumentException
 	 */
-	public function merge( $elements ) {
-		if ( $elements instanceof static ) {
+	public function merge($elements) {
+		if ($elements instanceof static) {
 			$elements = $elements->to_array();
 		}
 
-		if ( ! is_array( $elements ) ) {
-			throw new InvalidArgumentException( 'Merge must be given array or Collection' );
+		if (!is_array($elements)) {
+			throw new InvalidArgumentException('Merge must be given array or Collection');
 		}
 
-		$this->type->validate_elements( $elements );
+		$this->type->validate_elements($elements);
 
 		return $this->new_from_trusted(
-			array_merge( $this->elements, $elements )
+			array_merge($this->elements, $elements)
 		);
 	}
 
@@ -611,11 +611,11 @@ 
 	 * @throws OutOfBoundsException
 	 */
 	public function first() {
-		if ( empty( $this->elements ) ) {
-			throw new OutOfBoundsException( 'Cannot get first element of empty Collection' );
+		if (empty($this->elements)) {
+			throw new OutOfBoundsException('Cannot get first element of empty Collection');
 		}
 
-		return reset( $this->elements );
+		return reset($this->elements);
 	}
 
 	/**
@@ -626,11 +626,11 @@ 
 	 * @throws OutOfBoundsException
 	 */
 	public function last() {
-		if ( empty( $this->elements ) ) {
-			throw new OutOfBoundsException( 'Cannot get last element of empty Collection' );
+		if (empty($this->elements)) {
+			throw new OutOfBoundsException('Cannot get last element of empty Collection');
 		}
 
-		return end( $this->elements );
+		return end($this->elements);
 	}
 
 	/**
@@ -639,7 +639,7 @@ 
 	 * @return int
 	 */
 	public function count() {
-		return count( $this->elements );
+		return count($this->elements);
 	}
 
 	/**
@@ -648,8 +648,8 @@ 
 	 * @return array
 	 */
 	public function serialize() {
-		return $this->map(function( $element ) {
-			if ( $element instanceof Serializes ) {
+		return $this->map(function($element) {
+			if ($element instanceof Serializes) {
 				return $element->serialize();
 			}
 
@@ -663,14 +663,14 @@ 
 	 * @return mixed
 	 */
 	public function current() {
-		return $this->at( $this->position );
+		return $this->at($this->position);
 	}
 
 	/**
 	 * Move forward to next element.
 	 */
 	public function next() {
-		$this->position ++;
+		$this->position++;
 	}
 
 	/**
@@ -688,7 +688,7 @@ 
 	 * @return bool
 	 */
 	public function valid() {
-		return isset( $this->elements[ $this->position ] );
+		return isset($this->elements[$this->position]);
 	}
 
 	/**
@@ -707,9 +707,9 @@ 
 	 *
 	 * @return static
 	 */
-	protected function new_from_trusted( array $elements, $type = null ) {
-		$collection = new static( null !== $type ? $type : $this->get_type() );
-		$collection->set_from_trusted( $elements );
+	protected function new_from_trusted(array $elements, $type = null) {
+		$collection = new static(null !== $type ? $type : $this->get_type());
+		$collection->set_from_trusted($elements);
 
 		return $collection;
 	}
@@ -719,7 +719,7 @@ 
 	 *
 	 * @param array $elements Pre-validated elements to set.
 	 */
-	protected function set_from_trusted( array $elements ) {
+	protected function set_from_trusted(array $elements) {
 		$this->elements = $elements;
 	}
 
@@ -729,11 +729,11 @@ 
 	 * @param callable $condition Condition to check.
 	 * @return int
 	 */
-	protected function count_while_true( $condition ) {
+	protected function count_while_true($condition) {
 		$count = 0;
 
-		foreach ( $this->elements as $element ) {
-			if ( ! $condition($element) ) {
+		foreach ($this->elements as $element) {
+			if (!$condition($element)) {
 				break;
 			}
 			$count++;
@@ -749,11 +749,11 @@ 
 	 *
 	 * @throws OutOfRangeException
 	 */
-	protected function validate_index( $index ) {
-		$exists = $this->index_exists( $index );
+	protected function validate_index($index) {
+		$exists = $this->index_exists($index);
 
-		if ( ! $exists ) {
-			throw new OutOfRangeException( 'Index out of bounds of collection' );
+		if (!$exists) {
+			throw new OutOfRangeException('Index out of bounds of collection');
 		}
 	}
 }

src/Contract/Axolotl/UsesCustomTable.php

Indentation +12 added lines, -12 removed lines

@@ -2,17 +2,17 @@
 namespace Intraxia\Jaxion\Contract\Axolotl;
 
 interface UsesCustomTable {
-	/**
-	 * Returns the custom table name used by the model.
-	 *
-	 * @return string
-	 */
-	public static function get_table_name();
+    /**
+     * Returns the custom table name used by the model.
+     *
+     * @return string
+     */
+    public static function get_table_name();
 
-	/**
-	 * Get the attribute used as the primary key.
-	 *
-	 * @return string
-	 */
-	public static function get_primary_key();
+    /**
+     * Get the attribute used as the primary key.
+     *
+     * @return string
+     */
+    public static function get_primary_key();
 }

src/Contract/Axolotl/EntityManager.php

Indentation +48 added lines, -48 removed lines

@@ -5,56 +5,56 @@
 use WP_Error;
 
 interface EntityManager {
-	/**
-	 * Get a single model of the provided class with the given ID.
-	 *
-	 * @param string $class  Fully qualified class name of model.
-	 * @param int    $id     ID of the model.
-	 * @param array  $params Extra params/options.
-	 *
-	 * @return Model|WP_Error
-	 */
-	public function find( $class, $id, array $params = array() );
+    /**
+     * Get a single model of the provided class with the given ID.
+     *
+     * @param string $class  Fully qualified class name of model.
+     * @param int    $id     ID of the model.
+     * @param array  $params Extra params/options.
+     *
+     * @return Model|WP_Error
+     */
+    public function find( $class, $id, array $params = array() );
 
-	/**
-	 * Finds all the models of the provided class for the given params.
-	 *
-	 * This method will return an empty Collection if the query returns no models.
-	 *
-	 * @param string $class  Fully qualified class name of models to find.
-	 * @param array  $params Params to constrain the find.
-	 *
-	 * @return Collection|WP_Error
-	 */
-	public function find_by( $class, array $params = array() );
+    /**
+     * Finds all the models of the provided class for the given params.
+     *
+     * This method will return an empty Collection if the query returns no models.
+     *
+     * @param string $class  Fully qualified class name of models to find.
+     * @param array  $params Params to constrain the find.
+     *
+     * @return Collection|WP_Error
+     */
+    public function find_by( $class, array $params = array() );
 
-	/**
-	 * Saves a new model of the provided class with the given data.
-	 *
-	 * @param string $class
-	 * @param array  $data
-	 * @param array  $options
-	 *
-	 * @return Model|WP_Error
-	 */
-	public function create( $class, array $data = array(), array $options = array() );
+    /**
+     * Saves a new model of the provided class with the given data.
+     *
+     * @param string $class
+     * @param array  $data
+     * @param array  $options
+     *
+     * @return Model|WP_Error
+     */
+    public function create( $class, array $data = array(), array $options = array() );
 
-	/**
-	 * Updates a model with its latest data.
-	 *
-	 * @param Model $model
-	 *
-	 * @return Model|WP_Error
-	 */
-	public function persist( Model $model );
+    /**
+     * Updates a model with its latest data.
+     *
+     * @param Model $model
+     *
+     * @return Model|WP_Error
+     */
+    public function persist( Model $model );
 
-	/**
-	 * Delete the provided model from the database.
-	 *
-	 * @param Model $model
-	 * @param bool  $force
-	 *
-	 * @return mixed
-	 */
-	public function delete( Model $model, $force = false );
+    /**
+     * Delete the provided model from the database.
+     *
+     * @param Model $model
+     * @param bool  $force
+     *
+     * @return mixed
+     */
+    public function delete( Model $model, $force = false );
 }

Spacing +5 added lines, -5 removed lines

@@ -14,7 +14,7 @@ 
 	 *
 	 * @return Model|WP_Error
 	 */
-	public function find( $class, $id, array $params = array() );
+	public function find($class, $id, array $params = array());
 
 	/**
 	 * Finds all the models of the provided class for the given params.
@@ -26,7 +26,7 @@ 
 	 *
 	 * @return Collection|WP_Error
 	 */
-	public function find_by( $class, array $params = array() );
+	public function find_by($class, array $params = array());
 
 	/**
 	 * Saves a new model of the provided class with the given data.
@@ -37,7 +37,7 @@ 
 	 *
 	 * @return Model|WP_Error
 	 */
-	public function create( $class, array $data = array(), array $options = array() );
+	public function create($class, array $data = array(), array $options = array());
 
 	/**
 	 * Updates a model with its latest data.
@@ -46,7 +46,7 @@ 
 	 *
 	 * @return Model|WP_Error
 	 */
-	public function persist( Model $model );
+	public function persist(Model $model);
 
 	/**
 	 * Delete the provided model from the database.
@@ -56,5 +56,5 @@ 
 	 *
 	 * @return mixed
 	 */
-	public function delete( Model $model, $force = false );
+	public function delete(Model $model, $force = false);
 }

src/Axolotl/Dictionary.php

Indentation +368 added lines, -368 removed lines

@@ -14,372 +14,372 @@
  */
 class Dictionary implements DictionaryContract {
 
-	/**
-	 * Dictionary storage array.
-	 *
-	 * @var array
-	 */
-	protected $storage = array();
-
-	/**
-	 * Key Type service.
-	 *
-	 * @var Type
-	 */
-	protected $key_type;
-
-	/**
-	 * Value Type service.
-	 *
-	 * @var Type
-	 */
-	protected $val_type;
-
-	/**
-	 * Where Dictionary is in loop.
-	 *
-	 * @var int
-	 */
-	protected $position = 0;
-
-	/**
-	 * Dictionary keys.
-	 *
-	 * @var array
-	 */
-	protected $keys = array();
-
-	/**
-	 * Dictionary constructor.
-	 *
-	 * @param string $key_type
-	 * @param string $val_type
-	 * @param array  $storage
-	 *
-	 * @throws InvalidArgumentException
-	 */
-	public function __construct( $key_type, $val_type, array $storage = array() ) {
-		$this->key_type = new Type( $key_type, true );
-		$this->val_type = new Type( $val_type );
-
-		foreach ( $storage as $key => $val ) {
-			$this->key_type->validate_element( $key );
-			$this->val_type->validate_element( $val );
-
-			$this->storage[ $key ] = $val;
-		}
-	}
-
-	/**
-	 * {@inheritdoc}
-	 *
-	 * @return string
-	 */
-	public function get_key_type() {
-		return $this->key_type->get_type();
-	}
-
-	/**
-	 * {@inheritdoc}
-	 *
-	 * @return string
-	 */
-	public function get_value_type() {
-		return $this->val_type->get_type();
-	}
-
-	/**
-	 * {@inheritdoc}
-	 *
-	 * @param mixed $key Key to check.
-	 *
-	 * @return bool
-	 */
-	public function exists( $key ) {
-		return array_key_exists( $key, $this->storage );
-	}
-
-	/**
-	 * {@inheritdoc}
-	 *
-	 * @param mixed $key Key to get.
-	 *
-	 * @return mixed|null
-	 */
-	public function get( $key ) {
-		return $this->exists( $key ) ? $this->storage[ $key ] : null;
-	}
-
-	/**
-	 * {@inheritdoc}
-	 *
-	 * @param mixed $key Key to remove.
-	 *
-	 * @return DictionaryContract
-	 */
-	public function delete( $key ) {
-		$storage = $this->storage;
-		if ( $this->exists( $key ) ) {
-			unset( $storage[ $key ] );
-		}
-
-		return new static( $this->get_key_type(), $this->get_value_type(), $storage );
-	}
-
-	/**
-	 * {@inheritdoc}
-	 *
-	 * @param mixed $value Value to validate.
-	 *
-	 * @return bool
-	 */
-	public function value_exists( $value ) {
-		return in_array( $value, $this->storage );
-	}
-
-	/**
-	 * {@inheritdoc}
-	 */
-	public function count() {
-		return count( $this->storage );
-	}
-
-	/**
-	 * {@inheritdoc}
-	 */
-	public function clear() {
-		return new static( $this->get_key_type(), $this->get_value_type() );
-	}
-
-	/**
-	 * {@inheritdoc}
-	 *
-	 * @return array
-	 */
-	public function to_array() {
-		return $this->storage;
-	}
-
-	/**
-	 * {@inheritdoc}
-	 *
-	 * @param callable $condition Conditional callback.
-	 *
-	 * @return DictionaryContract
-	 */
-	public function filter( $condition ) {
-		$storage = array();
-
-		foreach ( $this->storage as $key => $value ) {
-			if ( call_user_func( $condition, $value, $key ) ) {
-				$storage[ $key ] = $value;
-			}
-		}
-
-		return new static( $this->get_key_type(), $this->get_value_type(), $storage );
-	}
-
-	/**
-	 * {@inheritdoc}
-	 *
-	 * @param callable $condition Callback condition.
-	 *
-	 * @return DictionaryContract
-	 */
-	public function reject( $condition ) {
-		return $this->filter( function ( $v, $k ) use ( $condition ) {
-			return ! call_user_func( $condition, $v, $k );
-		} );
-	}
-
-	/**
-	 * {@inheritdoc}
-	 *
-	 * @param mixed $key   Key to add.
-	 * @param mixed $value Value to add.
-	 *
-	 * @return DictionaryContract
-	 */
-	public function add( $key, $value ) {
-		$storage         = $this->storage;
-		$storage[ $key ] = $value;
-
-		return new static( $this->get_key_type(), $this->get_value_type(), $storage );
-	}
-
-	/**
-	 * {@inheritdoc}
-	 *
-	 * @param callable $callable Function to call.
-	 */
-	public function each( $callable ) {
-		foreach ( $this->storage as $key => $value ) {
-			call_user_func( $callable, $value, $key );
-		}
-	}
-
-	/**
-	 * {@inheritdoc}
-	 *
-	 * @param mixed $key     Key to fetch.
-	 * @param mixed $default Default to return if key is missing.
-	 *
-	 * @return mixed
-	 */
-	public function get_or_else( $key, $default ) {
-		return ( $this->exists( $key ) ) ? $this->get( $key ) : $default;
-	}
-
-	/**
-	 * {@inheritdoc}
-	 */
-	public function keys() {
-		return array_keys( $this->storage );
-	}
-
-	/**
-	 * {@inheritdoc}
-	 */
-	public function values() {
-		return array_values( $this->storage );
-	}
-
-	/**
-	 * {@inheritdoc}
-	 *
-	 * @param callable $callable Function to call.
-	 *
-	 * @return DictionaryContract
-	 */
-	public function map( $callable ) {
-		$items = array();
-		$val_type = null;
-
-		foreach ( $this->storage as $key => $val ) {
-			$v = call_user_func( $callable, $val, $key );
-
-			if ( ! isset( $val_type ) ) {
-				$val_type = gettype( $v );
-			}
-
-			$items[ $key ] = $v;
-		}
-
-		return new static( $this->get_key_type(), $val_type ? : $this->get_value_type(), $items );
-	}
-
-	/**
-	 * {@inheritdoc}
-	 *
-	 * @param array|DictionaryContract $source Source to merge.
-	 *
-	 * @return DictionaryContract
-	 *
-	 * @throws InvalidArgumentException
-	 */
-	public function merge( $source ) {
-		if ( $source instanceof self ) {
-			$source = $source->to_array();
-		}
-
-		if ( ! is_array( $source ) ) {
-			throw new InvalidArgumentException( 'Combine must be a Dictionary or an array' );
-		}
-
-		return new static( $this->get_key_type(), $this->get_value_type(), array_merge( $this->storage, $source ) );
-	}
-
-
-	/**
-	 * {@inheritdoc}
-	 *
-	 * @param callable $callable
-	 *
-	 * @return bool
-	 */
-	public function contains( $callable ) {
-		foreach ( $this->storage as $key => $value ) {
-			if ( call_user_func( $callable, $value, $key ) ) {
-				return true;
-			}
-		}
-
-		return false;
-	}
-
-	/**
-	 * {@inheritdoc}
-	 *
-	 * @param callable $callable
-	 * @param mixed    $initial
-	 *
-	 * @return mixed
-	 */
-	public function reduce( $callable, $initial ) {
-		$carry = $initial;
-
-		foreach ( $this->storage as $key => $value ) {
-			$carry = $callable( $carry, $value, $key );
-		}
-
-		return $carry;
-	}
-
-	/**
-	 * Return the current element.
-	 *
-	 * @return mixed
-	 */
-	public function current() {
-		$key = $this->keys[ $this->position ];
-		return $this->storage[ $key ];
-	}
-
-	/**
-	 * Move forward to next element.
-	 */
-	public function next() {
-		$this->position ++;
-	}
-
-	/**
-	 * Return the key of the current element.
-	 *
-	 * @return mixed
-	 */
-	public function key() {
-		return $this->keys[ $this->position ];
-	}
-
-	/**
-	 * Checks if current position is valid.
-	 *
-	 * @return bool
-	 */
-	public function valid() {
-		return isset( $this->keys[ $this->position ] );
-	}
-
-	/**
-	 * Rewind the Iterator to the first element.
-	 */
-	public function rewind() {
-		$this->position = 0;
-		$this->keys = array_keys( $this->storage );
-	}
-
-	/**
-	 * {@inheritDoc}
-	 *
-	 * @return array
-	 */
-	public function serialize() {
-		return $this->map(function( $val ) {
-			if ( $val instanceof Serializes ) {
-				$val = $val->serialize();
-			}
-
-			return $val;
-		})->to_array();
-	}
+    /**
+     * Dictionary storage array.
+     *
+     * @var array
+     */
+    protected $storage = array();
+
+    /**
+     * Key Type service.
+     *
+     * @var Type
+     */
+    protected $key_type;
+
+    /**
+     * Value Type service.
+     *
+     * @var Type
+     */
+    protected $val_type;
+
+    /**
+     * Where Dictionary is in loop.
+     *
+     * @var int
+     */
+    protected $position = 0;
+
+    /**
+     * Dictionary keys.
+     *
+     * @var array
+     */
+    protected $keys = array();
+
+    /**
+     * Dictionary constructor.
+     *
+     * @param string $key_type
+     * @param string $val_type
+     * @param array  $storage
+     *
+     * @throws InvalidArgumentException
+     */
+    public function __construct( $key_type, $val_type, array $storage = array() ) {
+        $this->key_type = new Type( $key_type, true );
+        $this->val_type = new Type( $val_type );
+
+        foreach ( $storage as $key => $val ) {
+            $this->key_type->validate_element( $key );
+            $this->val_type->validate_element( $val );
+
+            $this->storage[ $key ] = $val;
+        }
+    }
+
+    /**
+     * {@inheritdoc}
+     *
+     * @return string
+     */
+    public function get_key_type() {
+        return $this->key_type->get_type();
+    }
+
+    /**
+     * {@inheritdoc}
+     *
+     * @return string
+     */
+    public function get_value_type() {
+        return $this->val_type->get_type();
+    }
+
+    /**
+     * {@inheritdoc}
+     *
+     * @param mixed $key Key to check.
+     *
+     * @return bool
+     */
+    public function exists( $key ) {
+        return array_key_exists( $key, $this->storage );
+    }
+
+    /**
+     * {@inheritdoc}
+     *
+     * @param mixed $key Key to get.
+     *
+     * @return mixed|null
+     */
+    public function get( $key ) {
+        return $this->exists( $key ) ? $this->storage[ $key ] : null;
+    }
+
+    /**
+     * {@inheritdoc}
+     *
+     * @param mixed $key Key to remove.
+     *
+     * @return DictionaryContract
+     */
+    public function delete( $key ) {
+        $storage = $this->storage;
+        if ( $this->exists( $key ) ) {
+            unset( $storage[ $key ] );
+        }
+
+        return new static( $this->get_key_type(), $this->get_value_type(), $storage );
+    }
+
+    /**
+     * {@inheritdoc}
+     *
+     * @param mixed $value Value to validate.
+     *
+     * @return bool
+     */
+    public function value_exists( $value ) {
+        return in_array( $value, $this->storage );
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function count() {
+        return count( $this->storage );
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function clear() {
+        return new static( $this->get_key_type(), $this->get_value_type() );
+    }
+
+    /**
+     * {@inheritdoc}
+     *
+     * @return array
+     */
+    public function to_array() {
+        return $this->storage;
+    }
+
+    /**
+     * {@inheritdoc}
+     *
+     * @param callable $condition Conditional callback.
+     *
+     * @return DictionaryContract
+     */
+    public function filter( $condition ) {
+        $storage = array();
+
+        foreach ( $this->storage as $key => $value ) {
+            if ( call_user_func( $condition, $value, $key ) ) {
+                $storage[ $key ] = $value;
+            }
+        }
+
+        return new static( $this->get_key_type(), $this->get_value_type(), $storage );
+    }
+
+    /**
+     * {@inheritdoc}
+     *
+     * @param callable $condition Callback condition.
+     *
+     * @return DictionaryContract
+     */
+    public function reject( $condition ) {
+        return $this->filter( function ( $v, $k ) use ( $condition ) {
+            return ! call_user_func( $condition, $v, $k );
+        } );
+    }
+
+    /**
+     * {@inheritdoc}
+     *
+     * @param mixed $key   Key to add.
+     * @param mixed $value Value to add.
+     *
+     * @return DictionaryContract
+     */
+    public function add( $key, $value ) {
+        $storage         = $this->storage;
+        $storage[ $key ] = $value;
+
+        return new static( $this->get_key_type(), $this->get_value_type(), $storage );
+    }
+
+    /**
+     * {@inheritdoc}
+     *
+     * @param callable $callable Function to call.
+     */
+    public function each( $callable ) {
+        foreach ( $this->storage as $key => $value ) {
+            call_user_func( $callable, $value, $key );
+        }
+    }
+
+    /**
+     * {@inheritdoc}
+     *
+     * @param mixed $key     Key to fetch.
+     * @param mixed $default Default to return if key is missing.
+     *
+     * @return mixed
+     */
+    public function get_or_else( $key, $default ) {
+        return ( $this->exists( $key ) ) ? $this->get( $key ) : $default;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function keys() {
+        return array_keys( $this->storage );
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function values() {
+        return array_values( $this->storage );
+    }
+
+    /**
+     * {@inheritdoc}
+     *
+     * @param callable $callable Function to call.
+     *
+     * @return DictionaryContract
+     */
+    public function map( $callable ) {
+        $items = array();
+        $val_type = null;
+
+        foreach ( $this->storage as $key => $val ) {
+            $v = call_user_func( $callable, $val, $key );
+
+            if ( ! isset( $val_type ) ) {
+                $val_type = gettype( $v );
+            }
+
+            $items[ $key ] = $v;
+        }
+
+        return new static( $this->get_key_type(), $val_type ? : $this->get_value_type(), $items );
+    }
+
+    /**
+     * {@inheritdoc}
+     *
+     * @param array|DictionaryContract $source Source to merge.
+     *
+     * @return DictionaryContract
+     *
+     * @throws InvalidArgumentException
+     */
+    public function merge( $source ) {
+        if ( $source instanceof self ) {
+            $source = $source->to_array();
+        }
+
+        if ( ! is_array( $source ) ) {
+            throw new InvalidArgumentException( 'Combine must be a Dictionary or an array' );
+        }
+
+        return new static( $this->get_key_type(), $this->get_value_type(), array_merge( $this->storage, $source ) );
+    }
+
+
+    /**
+     * {@inheritdoc}
+     *
+     * @param callable $callable
+     *
+     * @return bool
+     */
+    public function contains( $callable ) {
+        foreach ( $this->storage as $key => $value ) {
+            if ( call_user_func( $callable, $value, $key ) ) {
+                return true;
+            }
+        }
+
+        return false;
+    }
+
+    /**
+     * {@inheritdoc}
+     *
+     * @param callable $callable
+     * @param mixed    $initial
+     *
+     * @return mixed
+     */
+    public function reduce( $callable, $initial ) {
+        $carry = $initial;
+
+        foreach ( $this->storage as $key => $value ) {
+            $carry = $callable( $carry, $value, $key );
+        }
+
+        return $carry;
+    }
+
+    /**
+     * Return the current element.
+     *
+     * @return mixed
+     */
+    public function current() {
+        $key = $this->keys[ $this->position ];
+        return $this->storage[ $key ];
+    }
+
+    /**
+     * Move forward to next element.
+     */
+    public function next() {
+        $this->position ++;
+    }
+
+    /**
+     * Return the key of the current element.
+     *
+     * @return mixed
+     */
+    public function key() {
+        return $this->keys[ $this->position ];
+    }
+
+    /**
+     * Checks if current position is valid.
+     *
+     * @return bool
+     */
+    public function valid() {
+        return isset( $this->keys[ $this->position ] );
+    }
+
+    /**
+     * Rewind the Iterator to the first element.
+     */
+    public function rewind() {
+        $this->position = 0;
+        $this->keys = array_keys( $this->storage );
+    }
+
+    /**
+     * {@inheritDoc}
+     *
+     * @return array
+     */
+    public function serialize() {
+        return $this->map(function( $val ) {
+            if ( $val instanceof Serializes ) {
+                $val = $val->serialize();
+            }
+
+            return $val;
+        })->to_array();
+    }
 }

Spacing +63 added lines, -63 removed lines

@@ -58,15 +58,15 @@ 
 	 *
 	 * @throws InvalidArgumentException
 	 */
-	public function __construct( $key_type, $val_type, array $storage = array() ) {
-		$this->key_type = new Type( $key_type, true );
-		$this->val_type = new Type( $val_type );
+	public function __construct($key_type, $val_type, array $storage = array()) {
+		$this->key_type = new Type($key_type, true);
+		$this->val_type = new Type($val_type);
 
-		foreach ( $storage as $key => $val ) {
-			$this->key_type->validate_element( $key );
-			$this->val_type->validate_element( $val );
+		foreach ($storage as $key => $val) {
+			$this->key_type->validate_element($key);
+			$this->val_type->validate_element($val);
 
-			$this->storage[ $key ] = $val;
+			$this->storage[$key] = $val;
 		}
 	}
 
@@ -95,8 +95,8 @@ 
 	 *
 	 * @return bool
 	 */
-	public function exists( $key ) {
-		return array_key_exists( $key, $this->storage );
+	public function exists($key) {
+		return array_key_exists($key, $this->storage);
 	}
 
 	/**
@@ -106,8 +106,8 @@ 
 	 *
 	 * @return mixed|null
 	 */
-	public function get( $key ) {
-		return $this->exists( $key ) ? $this->storage[ $key ] : null;
+	public function get($key) {
+		return $this->exists($key) ? $this->storage[$key] : null;
 	}
 
 	/**
@@ -117,13 +117,13 @@ 
 	 *
 	 * @return DictionaryContract
 	 */
-	public function delete( $key ) {
+	public function delete($key) {
 		$storage = $this->storage;
-		if ( $this->exists( $key ) ) {
-			unset( $storage[ $key ] );
+		if ($this->exists($key)) {
+			unset($storage[$key]);
 		}
 
-		return new static( $this->get_key_type(), $this->get_value_type(), $storage );
+		return new static($this->get_key_type(), $this->get_value_type(), $storage);
 	}
 
 	/**
@@ -133,22 +133,22 @@ 
 	 *
 	 * @return bool
 	 */
-	public function value_exists( $value ) {
-		return in_array( $value, $this->storage );
+	public function value_exists($value) {
+		return in_array($value, $this->storage);
 	}
 
 	/**
 	 * {@inheritdoc}
 	 */
 	public function count() {
-		return count( $this->storage );
+		return count($this->storage);
 	}
 
 	/**
 	 * {@inheritdoc}
 	 */
 	public function clear() {
-		return new static( $this->get_key_type(), $this->get_value_type() );
+		return new static($this->get_key_type(), $this->get_value_type());
 	}
 
 	/**
@@ -167,16 +167,16 @@ 
 	 *
 	 * @return DictionaryContract
 	 */
-	public function filter( $condition ) {
+	public function filter($condition) {
 		$storage = array();
 
-		foreach ( $this->storage as $key => $value ) {
-			if ( call_user_func( $condition, $value, $key ) ) {
-				$storage[ $key ] = $value;
+		foreach ($this->storage as $key => $value) {
+			if (call_user_func($condition, $value, $key)) {
+				$storage[$key] = $value;
 			}
 		}
 
-		return new static( $this->get_key_type(), $this->get_value_type(), $storage );
+		return new static($this->get_key_type(), $this->get_value_type(), $storage);
 	}
 
 	/**
@@ -186,9 +186,9 @@ 
 	 *
 	 * @return DictionaryContract
 	 */
-	public function reject( $condition ) {
-		return $this->filter( function ( $v, $k ) use ( $condition ) {
-			return ! call_user_func( $condition, $v, $k );
+	public function reject($condition) {
+		return $this->filter(function($v, $k) use ($condition) {
+			return !call_user_func($condition, $v, $k);
 		} );
 	}
 
@@ -200,11 +200,11 @@ 
 	 *
 	 * @return DictionaryContract
 	 */
-	public function add( $key, $value ) {
+	public function add($key, $value) {
 		$storage         = $this->storage;
-		$storage[ $key ] = $value;
+		$storage[$key] = $value;
 
-		return new static( $this->get_key_type(), $this->get_value_type(), $storage );
+		return new static($this->get_key_type(), $this->get_value_type(), $storage);
 	}
 
 	/**
@@ -212,9 +212,9 @@ 
 	 *
 	 * @param callable $callable Function to call.
 	 */
-	public function each( $callable ) {
-		foreach ( $this->storage as $key => $value ) {
-			call_user_func( $callable, $value, $key );
+	public function each($callable) {
+		foreach ($this->storage as $key => $value) {
+			call_user_func($callable, $value, $key);
 		}
 	}
 
@@ -226,22 +226,22 @@ 
 	 *
 	 * @return mixed
 	 */
-	public function get_or_else( $key, $default ) {
-		return ( $this->exists( $key ) ) ? $this->get( $key ) : $default;
+	public function get_or_else($key, $default) {
+		return ($this->exists($key)) ? $this->get($key) : $default;
 	}
 
 	/**
 	 * {@inheritdoc}
 	 */
 	public function keys() {
-		return array_keys( $this->storage );
+		return array_keys($this->storage);
 	}
 
 	/**
 	 * {@inheritdoc}
 	 */
 	public function values() {
-		return array_values( $this->storage );
+		return array_values($this->storage);
 	}
 
 	/**
@@ -251,21 +251,21 @@ 
 	 *
 	 * @return DictionaryContract
 	 */
-	public function map( $callable ) {
+	public function map($callable) {
 		$items = array();
 		$val_type = null;
 
-		foreach ( $this->storage as $key => $val ) {
-			$v = call_user_func( $callable, $val, $key );
+		foreach ($this->storage as $key => $val) {
+			$v = call_user_func($callable, $val, $key);
 
-			if ( ! isset( $val_type ) ) {
-				$val_type = gettype( $v );
+			if (!isset($val_type)) {
+				$val_type = gettype($v);
 			}
 
-			$items[ $key ] = $v;
+			$items[$key] = $v;
 		}
 
-		return new static( $this->get_key_type(), $val_type ? : $this->get_value_type(), $items );
+		return new static($this->get_key_type(), $val_type ?: $this->get_value_type(), $items);
 	}
 
 	/**
@@ -277,16 +277,16 @@ 
 	 *
 	 * @throws InvalidArgumentException
 	 */
-	public function merge( $source ) {
-		if ( $source instanceof self ) {
+	public function merge($source) {
+		if ($source instanceof self) {
 			$source = $source->to_array();
 		}
 
-		if ( ! is_array( $source ) ) {
-			throw new InvalidArgumentException( 'Combine must be a Dictionary or an array' );
+		if (!is_array($source)) {
+			throw new InvalidArgumentException('Combine must be a Dictionary or an array');
 		}
 
-		return new static( $this->get_key_type(), $this->get_value_type(), array_merge( $this->storage, $source ) );
+		return new static($this->get_key_type(), $this->get_value_type(), array_merge($this->storage, $source));
 	}
 
 
@@ -297,9 +297,9 @@ 
 	 *
 	 * @return bool
 	 */
-	public function contains( $callable ) {
-		foreach ( $this->storage as $key => $value ) {
-			if ( call_user_func( $callable, $value, $key ) ) {
+	public function contains($callable) {
+		foreach ($this->storage as $key => $value) {
+			if (call_user_func($callable, $value, $key)) {
 				return true;
 			}
 		}
@@ -315,11 +315,11 @@ 
 	 *
 	 * @return mixed
 	 */
-	public function reduce( $callable, $initial ) {
+	public function reduce($callable, $initial) {
 		$carry = $initial;
 
-		foreach ( $this->storage as $key => $value ) {
-			$carry = $callable( $carry, $value, $key );
+		foreach ($this->storage as $key => $value) {
+			$carry = $callable($carry, $value, $key);
 		}
 
 		return $carry;
@@ -331,15 +331,15 @@ 
 	 * @return mixed
 	 */
 	public function current() {
-		$key = $this->keys[ $this->position ];
-		return $this->storage[ $key ];
+		$key = $this->keys[$this->position];
+		return $this->storage[$key];
 	}
 
 	/**
 	 * Move forward to next element.
 	 */
 	public function next() {
-		$this->position ++;
+		$this->position++;
 	}
 
 	/**
@@ -348,7 +348,7 @@ 
 	 * @return mixed
 	 */
 	public function key() {
-		return $this->keys[ $this->position ];
+		return $this->keys[$this->position];
 	}
 
 	/**
@@ -357,7 +357,7 @@ 
 	 * @return bool
 	 */
 	public function valid() {
-		return isset( $this->keys[ $this->position ] );
+		return isset($this->keys[$this->position]);
 	}
 
 	/**
@@ -365,7 +365,7 @@ 
 	 */
 	public function rewind() {
 		$this->position = 0;
-		$this->keys = array_keys( $this->storage );
+		$this->keys = array_keys($this->storage);
 	}
 
 	/**
@@ -374,8 +374,8 @@ 
 	 * @return array
 	 */
 	public function serialize() {
-		return $this->map(function( $val ) {
-			if ( $val instanceof Serializes ) {
+		return $this->map(function($val) {
+			if ($val instanceof Serializes) {
 				$val = $val->serialize();
 			}