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wp_register_development_scripts › WordPress Function

Since6.0.0
Deprecatedn/a
› wp_register_development_scripts ( $scripts )
Parameters:
  • (WP_Scripts) $scripts WP_Scripts object.
    Required: Yes
See:
Defined at:
Codex:

Registers development scripts that integrate with `@wordpress/scripts`.

These scripts enable hot module replacement (HMR) for block development when using wp-scripts start --hot.


Related Functions: wp_register_script, wp_register_tinymce_scripts, wp_deregister_script, wp_register_alignment_support, wp_is_development_mode

Source 

function wp_register_development_scripts( $scripts ) {
	if (
		! defined( 'SCRIPT_DEBUG' ) || ! SCRIPT_DEBUG
		|| empty( $scripts->registered['react'] )
		|| defined( 'WP_RUN_CORE_TESTS' )
	) {
		return;
	}

	// React Refresh runtime - exposes ReactRefreshRuntime global.
	// No dependencies.
	$scripts->add(
		'wp-react-refresh-runtime',
		'/wp-includes/js/dist/development/react-refresh-runtime.js',
		array(),
		'0.14.0'
	);

	// React Refresh entry - injects runtime into global hook.
	// Must load before React to set up hooks.
	$scripts->add(
		'wp-react-refresh-entry',
		'/wp-includes/js/dist/development/react-refresh-entry.js',
		array( 'wp-react-refresh-runtime' ),
		'0.14.0'
	);

	// Add entry as a dependency of React so it loads first.
	// See https://github.com/pmmmwh/react-refresh-webpack-plugin/blob/main/docs/TROUBLESHOOTING.md#externalising-react.
	$scripts->registered['react']->deps[] = 'wp-react-refresh-entry';
}