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1 |
1 | <?php |
2 | |
3 | namespace NewfoldLabs\WP\Module\Performance\HealthChecks; |
4 | |
5 | /** |
6 | * Health check for deferring non-essential JavaScript. |
7 | */ |
8 | class DeferNonEssentialJsHealthCheck extends HealthCheck { |
9 | /** |
10 | * Constructor. |
11 | */ |
12 | public function __construct() { |
13 | $this->id = 'newfold-defer-non-essential-js'; |
14 | $this->title = esc_html__( 'Defer Non-Essential JavaScript', 'wp-module-performance' ); |
15 | $this->passing_text = esc_html__( 'Non-essential JavaScript is deferred', 'wp-module-performance' ); |
16 | $this->failing_text = esc_html__( 'Non-essential JavaScript is not deferred', 'wp-module-performance' ); |
17 | $this->description = esc_html__( 'JavaScript can be deferred to improve performance by loading it after the page has loaded.', 'wp-module-performance' ); |
18 | } |
19 | |
20 | /** |
21 | * Test if non-essential JavaScript is deferred. |
22 | * |
23 | * @return bool |
24 | */ |
25 | public function test() { |
26 | return get_option( 'jetpack_boost_status_render-blocking-js', false ); |
27 | } |
28 | } |