chore: lint code

src/admin/class-admin.php

@@ -42,21 +42,21 @@ class Admin {
 	 * @since  2.8.0
 	 */
 	public function __construct( /**
-	 * The ID of this plugin.
+								  * The ID of this plugin.
-	 *
+								  *
-	 * @access  private
+								  * @access  private
-	 * @since  2.8.0
+								  * @since  2.8.0
-	 * @see  Includes\Footnotes::$plugin_name
+								  * @see  Includes\Footnotes::$plugin_name
-	 * @var  string  $plugin_name  The ID of this plugin.
+								  * @var  string  $plugin_name  The ID of this plugin.
-	 */
+								  */
 	private string $plugin_name, /**
-	 * The version of this plugin.
+								  * The version of this plugin.
-	 *
+								  *
-	 * @access  private
+								  * @access  private
-	 * @since  2.8.0
+								  * @since  2.8.0
-	 * @see  Includes\Footnotes::$version
+								  * @see  Includes\Footnotes::$version
-	 * @var  string  $version  The current version of this plugin.
+								  * @var  string  $version  The current version of this plugin.
-	 */
+								  */
 	private string $version ) {
 
 		$this->load_dependencies();

src/admin/layout/class-engine.php

@@ -328,7 +328,7 @@ abstract class Engine {
 	 * @todo  Review nonce verification.
 	 */
 	private function save_settings(): bool {
-		$l_arr_new_settings = array();
+		$l_arr_new_settings      = array();
 		$l_str_active_section_id = isset( $_GET['t'] ) ? wp_unslash( $_GET['t'] ) : array_key_first( $this->a_arr_sections );
 		$l_arr_active_section    = $this->a_arr_sections[ $l_str_active_section_id ];
 
@@ -574,13 +574,13 @@ abstract class Engine {
 			);
 		}
 		return sprintf(
-				'<input type="number" name="%s" id="%s" value="%d" min="%d" max="%d"/>',
+			'<input type="number" name="%s" id="%s" value="%d" min="%d" max="%d"/>',
-				$l_arr_data['name'],
+			$l_arr_data['name'],
-				$l_arr_data['id'],
+			$l_arr_data['id'],
-				$l_arr_data['value'],
+			$l_arr_data['value'],
-				$p_in_min,
+			$p_in_min,
-				$p_int_max
+			$p_int_max
-			);
+		);
 	}
 
 }

src/admin/layout/class-init.php

@@ -48,19 +48,20 @@ class Init {
 	/**
 	 * Initializes all WordPress hooks for the Plugin Settings.
 	 *
-	 *
 	 * @since  1.5.0
 	 * @since  2.8.0  Added `$plugin_name` parameter.
 	 */
-	public function __construct( /**
+	public function __construct( 
-	 * The ID of this plugin.
+		/**
-	 *
+		 * The ID of this plugin.
-	 * @access  private
+		 *
-	 * @var  string  $plugin_name  The ID of this plugin.
+		 * @access  private
-	 *
+		 * @var  string  $plugin_name  The ID of this plugin.
-	 * @since  2.8.0
+		 *
-	 */
+		 * @since  2.8.0
-	private string $plugin_name ) {
+		 */
+		private string $plugin_name 
+	) {
 		$this->load_dependencies();
 
 		$this->settings_page = new Settings( $this->plugin_name );

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__ );

src/public/class-parser.php

@@ -302,7 +302,7 @@ class Parser {
 		if ( Includes\Convert::to_bool( Includes\Settings::instance()->get( \footnotes\includes\Settings::C_STR_EXPERT_LOOKUP_THE_TITLE ) ) ) {
 			add_filter(
 				'the_title',
-				fn(string $p_str_content): string => $this->footnotes_in_title( $p_str_content ),
+				fn( string $p_str_content): string => $this->footnotes_in_title( $p_str_content ),
 				$l_int_the_title_priority
 			);
 		}
@@ -311,7 +311,7 @@ class Parser {
 		if ( Includes\Convert::to_bool( Includes\Settings::instance()->get( \footnotes\includes\Settings::C_STR_EXPERT_LOOKUP_THE_CONTENT ) ) ) {
 			add_filter(
 				'the_content',
-				fn(string $p_str_content): string => $this->footnotes_in_content( $p_str_content ),
+				fn( string $p_str_content): string => $this->footnotes_in_content( $p_str_content ),
 				$l_int_the_content_priority
 			);
 
@@ -329,7 +329,7 @@ class Parser {
 			 */
 			add_filter(
 				'term_description',
-				fn(string $p_str_content): string => $this->footnotes_in_content( $p_str_content ),
+				fn( string $p_str_content): string => $this->footnotes_in_content( $p_str_content ),
 				$l_int_the_content_priority
 			);
 
@@ -345,7 +345,7 @@ class Parser {
 			 */
 			add_filter(
 				'pum_popup_content',
-				fn(string $p_str_content): string => $this->footnotes_in_content( $p_str_content ),
+				fn( string $p_str_content): string => $this->footnotes_in_content( $p_str_content ),
 				$l_int_the_content_priority
 			);
 		}
@@ -361,7 +361,7 @@ class Parser {
 			 */
 			add_filter(
 				'the_excerpt',
-				fn(string $p_str_excerpt): string => $this->footnotes_in_excerpt( $p_str_excerpt ),
+				fn( string $p_str_excerpt): string => $this->footnotes_in_excerpt( $p_str_excerpt ),
 				$l_int_the_excerpt_priority
 			);
 		}
@@ -372,7 +372,7 @@ class Parser {
 			 */
 			add_filter(
 				'widget_title',
-				fn(string $p_str_content): string => $this->footnotes_in_widget_title( $p_str_content ),
+				fn( string $p_str_content): string => $this->footnotes_in_widget_title( $p_str_content ),
 				$l_int_widget_title_priority
 			);
 		}
@@ -383,7 +383,7 @@ class Parser {
 			 */
 			add_filter(
 				'widget_text',
-				fn(string $p_str_content): string => $this->footnotes_in_widget_text( $p_str_content ),
+				fn( string $p_str_content): string => $this->footnotes_in_widget_text( $p_str_content ),
 				$l_int_widget_text_priority
 			);
 		}
@@ -792,7 +792,7 @@ class Parser {
 		$l_str_footnote_section_shortcode        = Includes\Settings::instance()->get( \footnotes\includes\Settings::C_STR_FOOTNOTE_SECTION_SHORTCODE );
 		$l_int_footnote_section_shortcode_length = strlen( $l_str_footnote_section_shortcode );
 
-		if ( !str_contains( $p_str_content, (string) $l_str_footnote_section_shortcode ) ) {
+		if ( ! str_contains( $p_str_content, (string) $l_str_footnote_section_shortcode ) ) {
 
 			// phpcs:disable WordPress.PHP.YodaConditions.NotYoda
 			// Appends the reference container if set to "post_end".
@@ -1717,7 +1717,7 @@ class Parser {
 
 				// If it is not, check which option is on.
 				$l_str_separator_option = Includes\Settings::instance()->get( \footnotes\includes\Settings::C_STR_BACKLINKS_SEPARATOR_OPTION );
-				$l_str_separator = match ($l_str_separator_option) {
+				$l_str_separator        = match ($l_str_separator_option) {
 					'comma' => ',',
 					'semicolon' => ';',
 					'en_dash' => ' –',
@@ -1740,7 +1740,7 @@ class Parser {
 
 				// If it is not, check which option is on.
 				$l_str_terminator_option = Includes\Settings::instance()->get( \footnotes\includes\Settings::C_STR_BACKLINKS_TERMINATOR_OPTION );
-				$l_str_terminator = match ($l_str_terminator_option) {
+				$l_str_terminator        = match ($l_str_terminator_option) {
 					'period' => '.',
 					'parenthesis' => ')',
 					'colon' => ':',