fix(field): Return null if palette slug is invalid (#42)

Author: Log1x

plugin.php

@@ -4,7 +4,7 @@
  * Plugin Name: Advanced Custom Fields: Editor Palette Field
  * Plugin URI:  https://github.com/log1x/acf-editor-palette
  * Description: A Gutenberg-like editor palette color picker field for Advanced Custom Fields.
- * Version:     1.1.2
+ * Version:     1.1.3
  * Author:      Brandon Nifong
  * Author URI:  https://github.com/log1x
  */

src/Field.php

@@ -70,7 +70,9 @@ protected function palette($color = null)
             ]);
         }
 
-        return ! empty($color) ? $colors[$color] : $colors;
+        return ! empty($color) ? (
+            $colors[$color] ?? null
+        ) : $colors;
     }
 
     /**