Set leeway on Datetime Claims creation

Copied from this PR:
tymondesigns#2182

Author: ArthurYdalgo

src/Claims/DatetimeTrait.php

@@ -25,13 +25,27 @@ trait DatetimeTrait
      */
     protected $leeway = 0;
 
+    /**
+     * @param  mixed  $value
+     * @param  int  $leeway
+     *
+     * @return void
+     */
+    public function __construct($value, $leeway = 0)
+    {
+        $this->leeway = $leeway;
+
+        parent::__construct($value);
+    }
+
     /**
      * Set the claim value, and call a validate method.
      *
      * @param  mixed  $value
-     * @return $this
      *
      * @throws \Tymon\JWTAuth\Exceptions\InvalidClaimException
+     *
+     * @return $this
      */
     public function setValue($value)
     {
@@ -62,6 +76,7 @@ public function validateCreate($value)
      * Determine whether the value is in the future.
      *
      * @param  mixed  $value
+     *
      * @return bool
      */
     protected function isFuture($value)
@@ -73,6 +88,7 @@ protected function isFuture($value)
      * Determine whether the value is in the past.
      *
      * @param  mixed  $value
+     *
      * @return bool
      */
     protected function isPast($value)
@@ -84,6 +100,7 @@ protected function isPast($value)
      * Set the leeway in seconds.
      *
      * @param  int  $leeway
+     *
      * @return $this
      */
     public function setLeeway($leeway)

src/Claims/Factory.php

@@ -57,6 +57,7 @@ class Factory
      * Constructor.
      *
      * @param  \Illuminate\Http\Request  $request
+     *
      * @return void
      */
     public function __construct(Request $request)
@@ -69,16 +70,13 @@ public function __construct(Request $request)
      *
      * @param  string  $name
      * @param  mixed  $value
+     *
      * @return \Tymon\JWTAuth\Claims\Claim
      */
     public function get($name, $value)
     {
         if ($this->has($name)) {
-            $claim = new $this->classMap[$name]($value);
-
-            return method_exists($claim, 'setLeeway') ?
-                $claim->setLeeway($this->leeway) :
-                $claim;
+            return new $this->classMap[$name]($value, $this->leeway);
         }
 
         return new Custom($name, $value);
@@ -88,6 +86,7 @@ public function get($name, $value)
      * Check whether the claim exists.
      *
      * @param  string  $name
+     *
      * @return bool
      */
     public function has($name)
@@ -99,6 +98,7 @@ public function has($name)
      * Generate the initial value and return the Claim instance.
      *
      * @param  string  $name
+     *
      * @return \Tymon\JWTAuth\Claims\Claim
      */
     public function make($name)
@@ -161,6 +161,7 @@ public function jti()
      *
      * @param  string  $name
      * @param  string  $classPath
+     *
      * @return $this
      */
     public function extend($name, $classPath)
@@ -174,6 +175,7 @@ public function extend($name, $classPath)
      * Set the request instance.
      *
      * @param  \Illuminate\Http\Request  $request
+     *
      * @return $this
      */
     public function setRequest(Request $request)
@@ -187,6 +189,7 @@ public function setRequest(Request $request)
      * Set the token ttl (in minutes).
      *
      * @param  int  $ttl
+     *
      * @return $this
      */
     public function setTTL($ttl)
@@ -210,6 +213,7 @@ public function getTTL()
      * Set the leeway in seconds.
      *
      * @param  int  $leeway
+     *
      * @return $this
      */
     public function setLeeway($leeway)