Changeset 61457 for trunk/src/wp-includes/class-wp-theme.php

Timestamp:

01/09/2026 04:26:02 AM (9 months ago)

Author:

westonruter

Message:

Code Modernization: Use null coalescing operator instead of isset() ternaries in remaining core files.

Developed as a subset of ​https://github.com/WordPress/wordpress-develop/pull/10654
Initially developed in ​https://github.com/WordPress/wordpress-develop/pull/4886

Follow-up to [61456], [61455], [61454], [61453], [61445], [61444], [61443], [61442], [61436], [61435], [61434], [61403], [61433], [61432], [61431], [61430], [61429], [61424], [61404], [61403].

Props costdev, westonruter, jrf, SergeyBiryukov, swissspidy, hellofromTonya, marybaum, oglekler, dmsnell, chaion07, noisysocks, mukesh27.
See #63430.
Fixes #58874.

File:

• trunk/src/wp-includes/class-wp-theme.php (modified) (3 diffs)

trunk/src/wp-includes/class-wp-theme.php

@@ -516 +516 @@
                         }
                         // Set the parent. Pass the current instance so we can do the checks above and assess errors.
-                        $this->parent = new WP_Theme( $this->template, isset( $theme_root_template ) ? $theme_root_template : $this->theme_root, $this );
+                        $this->parent = new WP_Theme( $this->template, $theme_root_template ?? $this->theme_root, $this );
                 }
 
@@ -777 +777 @@
          */
         public function parent() {
-                return isset( $this->parent ) ? $this->parent : false;
+                return $this->parent ?? false;
         }
 
@@ -1398 +1398 @@
 
                 $post_templates = $this->get_post_templates();
-                $post_templates = isset( $post_templates[ $post_type ] ) ? $post_templates[ $post_type ] : array();
+                $post_templates = $post_templates[ $post_type ] ?? array();
 
                 /**