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Abstract the base functionality of StringToItemParser

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Dylan K. Taylor
2021-11-08 18:37:05 +00:00
parent a6f6b60bed
commit 18f5fb66bb
2 changed files with 87 additions and 39 deletions
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44
src/item/StringToItemParser.php
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@@ -29,6 +29,7 @@ use pocketmine\block\utils\DyeColor;
use pocketmine\block\utils\SlabType;
use pocketmine\block\VanillaBlocks;
use pocketmine\utils\SingletonTrait;
use pocketmine\utils\StringToTParser;
use function array_keys;
use function str_replace;
use function strtolower;
@@ -36,18 +37,12 @@ use function trim;
/**
* Handles parsing items from strings. This is used to interpret names from the /give command (and others).
* Custom aliases may be registered.
* Note that the aliases should be user-friendly, i.e. easily readable and writable.
*
* @phpstan-extends StringToTParser<Item>
*/
final class StringToItemParser{
final class StringToItemParser extends StringToTParser{
use SingletonTrait;
/**
* @var \Closure[]
* @phpstan-var array<string, \Closure(string $input) : Item>
*/
private array $callbackMap = [];
private static function make() : self{
$result = new self;
@@ -1325,41 +1320,12 @@ final class StringToItemParser{
return $result;
}
/** @phpstan-param \Closure(string $input) : Item $callback */
public function register(string $alias, \Closure $callback) : void{
$key = $this->reprocess($alias);
if(isset($this->callbackMap[$key])){
throw new \InvalidArgumentException("Alias \"$key\" is already registered");
}
$this->callbackMap[$key] = $callback;
}
/** @phpstan-param \Closure(string $input) : Block $callback */
public function registerBlock(string $alias, \Closure $callback) : void{
$this->register($alias, fn(string $input) => $callback($input)->asItem());
}
/** @phpstan-param \Closure(string $input) : Item $callback */
public function override(string $alias, \Closure $callback) : void{
$this->callbackMap[$this->reprocess($alias)] = $callback;
}
/** Tries to parse the specified string into an item. */
public function parse(string $input) : ?Item{
$key = $this->reprocess($input);
if(isset($this->callbackMap[$key])){
return ($this->callbackMap[$key])($input);
}
return null;
}
protected function reprocess(string $input) : string{
return strtolower(str_replace([" ", "minecraft:"], ["_", ""], trim($input)));
}
/** @return string[] */
public function getKnownAliases() : array{
return array_keys($this->callbackMap);
return parent::parse($input);
}
}