apply_filters( 'theme_templates', string[] $post_templates, WP_Theme $theme, WP_Post|null $post, string $post_type )

Parameters

$post_templates

(string[]) Array of template header names keyed by the template file name.

$theme

(WP_Theme) The theme object.

$post

(WP_Post|null) The post being edited, provided for context, or null.

$post_type

(string) Post type to get the templates for.