Code Coverage for /workspace/src/includes/Language/LazyLocalizationContext.php

1	<?php
2	/**
3	* @license GPL-2.0-or-later
4	* @file
5	*/
6
7	namespace MediaWiki\Language;
8
9	/**
10	* Wrapper for injecting a LocalizationContext with lazy initialization.
11	*
12	* @since 1.42
13	* @ingroup Language
14	*/
15	class LazyLocalizationContext implements LocalizationContext {
16
17	/** @var callable */
18	private $instantiator;
19
20	private ?LocalizationContext $context = null;
21
22	public function __construct( callable $instantiator ) {
23	$this->instantiator = $instantiator;
24	}
25
26	private function resolve(): LocalizationContext {
27	if ( !$this->context ) {
28	$this->context = ( $this->instantiator )();
29	}
30
31	return $this->context;
32	}
33
34	/** @inheritDoc */
35	public function getLanguageCode() {
36	return $this->resolve()->getLanguageCode();
37	}
38
39	/** @inheritDoc */
40	public function msg( $key, ...$params ) {
41	return $this->resolve()->msg( $key, ...$params );
42	}
43	}