Consistency fixes (#20)

* Added type hints.

* Typos.

src/Contracts/Blocker.php

@@ -6,11 +6,11 @@ interface Blocker
 {
     public function blocking($model = null);
 
-    public function isBlocking($model);
+    public function isBlocking($model): bool;
 
-    public function blocks($model);
+    public function blocks($model): bool;
 
-    public function block($model);
+    public function block($model): bool;
 
-    public function unblock($model);
+    public function unblock($model): bool;
 }

src/Contracts/Follower.php

@@ -6,11 +6,11 @@ interface Follower
 {
     public function following($model = null);
 
-    public function isFollowing($model);
+    public function isFollowing($model): bool;
 
-    public function follows($model);
+    public function follows($model): bool;
 
-    public function follow($model);
+    public function follow($model): bool;
 
-    public function unfollow($model);
+    public function unfollow($model): bool;
 }

src/Contracts/Liker.php

@@ -6,11 +6,11 @@ interface Liker
 {
     public function liking($model = null);
 
-    public function isLiking($model);
+    public function isLiking($model): bool;
 
-    public function likes($model);
+    public function likes($model): bool;
 
-    public function like($model);
+    public function like($model): bool;
 
-    public function unlike($model);
+    public function unlike($model): bool;
 }

src/Traits/CanBlock.php

@@ -27,7 +27,7 @@ public function blocking($model = null)
      * @param Model $model The model which will be checked against.
      * @return bool
      */
-    public function isBlocking($model)
+    public function isBlocking($model): bool
     {
         if (! $model instanceof Blocker && ! $model instanceof Blocking) {
             return false;
@@ -42,7 +42,7 @@ public function isBlocking($model)
      * @param Model $model The model which will be checked against.
      * @return bool
      */
-    public function blocks($model)
+    public function blocks($model): bool
     {
         return $this->isBlocking($model);
     }
@@ -53,7 +53,7 @@ public function blocks($model)
      * @param Model $model The model which will be blocked.
      * @return bool
      */
-    public function block($model)
+    public function block($model): bool
     {
         if (! $model instanceof Blocker && ! $model instanceof Blocking) {
             return false;
@@ -78,7 +78,7 @@ public function block($model)
      * @param Model $model The model which will be unblocked.
      * @return bool
      */
-    public function unblock($model)
+    public function unblock($model): bool
     {
         if (! $model instanceof Blocker && ! $model instanceof Blocking) {
             return false;

src/Traits/CanFollow.php

@@ -27,7 +27,7 @@ public function following($model = null)
      * @param Model $model The model which will be checked against.
      * @return bool
      */
-    public function isFollowing($model)
+    public function isFollowing($model): bool
     {
         if (! $model instanceof Follower && ! $model instanceof Following) {
             return false;
@@ -42,7 +42,7 @@ public function isFollowing($model)
      * @param Model $model The model which will be checked against.
      * @return bool
      */
-    public function follows($model)
+    public function follows($model): bool
     {
         return $this->isFollowing($model);
     }
@@ -53,7 +53,7 @@ public function follows($model)
      * @param Model $model The model which will be followed.
      * @return bool
      */
-    public function follow($model)
+    public function follow($model): bool
     {
         if (! $model instanceof Follower && ! $model instanceof Following) {
             return false;
@@ -78,7 +78,7 @@ public function follow($model)
      * @param Model $model The model which will be unfollowed.
      * @return bool
      */
-    public function unfollow($model)
+    public function unfollow($model): bool
     {
         if (! $model instanceof Follower && ! $model instanceof Following) {
             return false;

src/Traits/CanLike.php

@@ -27,7 +27,7 @@ public function liking($model = null)
      * @param Model $model The model which will be checked against.
      * @return bool
      */
-    public function isLiking($model)
+    public function isLiking($model): bool
     {
         if (! $model instanceof Liker && ! $model instanceof Liking) {
             return false;
@@ -42,7 +42,7 @@ public function isLiking($model)
      * @param Model $model The model which will be checked against.
      * @return bool
      */
-    public function likes($model)
+    public function likes($model): bool
     {
         return $this->isLiking($model);
     }
@@ -53,7 +53,7 @@ public function likes($model)
      * @param Model $model The model which will be liked.
      * @return bool
      */
-    public function like($model)
+    public function like($model): bool
     {
         if (! $model instanceof Liker && ! $model instanceof Liking) {
             return false;
@@ -78,7 +78,7 @@ public function like($model)
      * @param Model $model The model which will be unliked.
      * @return bool
      */
-    public function unlike($model)
+    public function unlike($model): bool
     {
         if (! $model instanceof Liker && ! $model instanceof Liking) {
             return false;