Added hasPath method.

src/Renderer.php

@@ -419,6 +419,19 @@ public function prependPath( $path ) {
         array_unshift($this->file_paths, $path);
     }
 
+    /**
+     * 
+     * Checks if a path has been registered for an instance of this class
+     * 
+     * @param string $path
+     * @return bool
+     */
+    public function hasPath($path) {
+
+        return in_array($path, $this->file_paths);
+    }
+
+
     /**
      * 
      * Removes the first `n` elements in the array of path(s) to directorie(s) 

tests/RendererTest.php

@@ -354,6 +354,20 @@ public function testThatPrependPathWorksAsExpected() {
         $this->assertEquals($expected_file_paths, $renderer->getFilePaths());        
     }
 
+    public function testThatHasPathWorksAsExpected() {
+
+        $expected_file_name = 'fizaile';
+        $expected_data = array( 'a'=>'b' );
+        $original_file_paths = array('/b');
+
+        $renderer = new FileRendererWrapper($expected_file_name, $expected_data, $original_file_paths);
+        $renderer->prependPath('/a');
+        $renderer->appendPath('/c');
+        $this->assertEquals( $renderer->hasPath('/a'), true);
+        $this->assertEquals( $renderer->hasPath('/b'), true);
+        $this->assertEquals( $renderer->hasPath('/c'), true);
+    }
+
     public function testThatRemoveFirstNPathsWorksAsExpected() {
 
         $expected_file_name = 'fizaile';