mirror of
https://github.com/pmmp/PocketMine-MP.git
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110 lines
2.8 KiB
PHP
110 lines
2.8 KiB
PHP
<?php
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/*
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*
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* ____ _ _ __ __ _ __ __ ____
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* | _ \ ___ ___| | _____| |_| \/ (_)_ __ ___ | \/ | _ \
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* | |_) / _ \ / __| |/ / _ \ __| |\/| | | '_ \ / _ \_____| |\/| | |_) |
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* | __/ (_) | (__| < __/ |_| | | | | | | | __/_____| | | | __/
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* |_| \___/ \___|_|\_\___|\__|_| |_|_|_| |_|\___| |_| |_|_|
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* @author PocketMine Team
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* @link http://www.pocketmine.net/
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*
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*
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*/
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declare(strict_types=1);
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namespace pocketmine\utils;
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use function array_map;
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use function count;
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use function mb_strtoupper;
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trait RegistryTrait{
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/** @var object[] */
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private static $members = null;
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/**
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* Adds the given object to the registry.
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*
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* @throws \InvalidArgumentException
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*/
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private static function _registryRegister(string $name, object $member) : void{
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$name = mb_strtoupper($name);
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if(isset(self::$members[$name])){
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throw new \InvalidArgumentException("\"$name\" is already reserved");
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}
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self::$members[mb_strtoupper($name)] = $member;
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}
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/**
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* Inserts default entries into the registry.
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*
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* (This ought to be private, but traits suck too much for that.)
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*/
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abstract protected static function setup() : void;
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/**
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* @internal Lazy-inits the enum if necessary.
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*
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* @throws \InvalidArgumentException
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*/
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protected static function checkInit() : void{
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if(self::$members === null){
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self::$members = [];
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self::setup();
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}
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}
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/**
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* @throws \InvalidArgumentException
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*/
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private static function _registryFromString(string $name) : object{
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self::checkInit();
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$name = mb_strtoupper($name);
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if(!isset(self::$members[$name])){
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throw new \InvalidArgumentException("No such registry member: " . self::class . "::" . $name);
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}
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return self::preprocessMember(self::$members[$name]);
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}
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protected static function preprocessMember(object $member) : object{
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return $member;
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}
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/**
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* @param string $name
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* @param mixed[] $arguments
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* @phpstan-param list<mixed> $arguments
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*
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* @return object
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*/
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public static function __callStatic($name, $arguments){
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if(count($arguments) > 0){
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throw new \ArgumentCountError("Expected exactly 0 arguments, " . count($arguments) . " passed");
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}
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try{
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return self::_registryFromString($name);
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}catch(\InvalidArgumentException $e){
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throw new \Error($e->getMessage(), 0, $e);
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}
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}
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/**
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* @return object[]
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*/
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private static function _registryGetAll() : array{
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self::checkInit();
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return array_map(function(object $o) : object{
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return self::preprocessMember($o);
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}, self::$members);
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}
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}
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