chore: lint code

src/includes/class-convert.php

@@ -185,10 +185,10 @@ class Convert {
 			$p_int_index = (int) $p_int_index;
 		}
 		// Return the whole arrow array.
-		if ($p_int_index < 0) {
+		if ( $p_int_index < 0 ) {
 			return $l_arr_arrows;
 		}
-		if ($p_int_index > count( $l_arr_arrows )) {
+		if ( $p_int_index > count( $l_arr_arrows ) ) {
 			return $l_arr_arrows;
 		}
 		// Return a single arrow.

src/includes/class-core.php

@@ -54,7 +54,7 @@ class Core {
 	 *
 	 * @var Loader $loader Maintains and registers all hooks for the plugin.
 	 */
-	protected ?\footnotes\includes\Loader $loader = null;
+	protected \footnotes\includes\Loader $loader;
 
 	/**
 	 * The unique identifier of this plugin

src/includes/class-i18n.php

@@ -40,7 +40,7 @@ class i18n {
 		load_plugin_textdomain(
 			'footnotes',
 			false,
-			dirname(plugin_basename( __FILE__ ), 2) . '/languages/'
+			dirname( plugin_basename( __FILE__ ), 2 ) . '/languages/'
 		);
 	}
 

src/includes/class-settings.php

@@ -1109,7 +1109,6 @@ class Settings {
 	/**
 	 * Stores a singleton reference of this class.
 	 *
-	 *
 	 * @since  1.5.0
 	 */
 	private static ?\footnotes\includes\Settings $a_obj_instance = null;
@@ -1344,7 +1343,6 @@ class Settings {
 	/**
 	 * Returns a singleton of this class.
 	 *
-	 *
 	 * @since  1.5.0
 	 * @todo  Remove?
 	 */

src/includes/class-template.php

@@ -81,10 +81,10 @@ class Template {
 	 */
 	public function __construct( string $p_str_file_type, string $p_str_file_name, string $p_str_extension = 'html' ) {
 		// No template file type and/or file name set.
-		if (empty( $p_str_file_type )) {
+		if ( empty( $p_str_file_type ) ) {
 			return;
 		}
-		if (empty( $p_str_file_name )) {
+		if ( empty( $p_str_file_name ) ) {
 			return;
 		}
 		$this->plugin_directory = plugin_dir_path( __DIR__ );