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Optimize InvokableCases to memoize results and remove case looping

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Dan Horrigan 2022-08-25 15:49:40 -04:00 • committed by Dan Horrigan
parent 373a86a16e
commit 459b4b041d
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1 changed files with 11 additions and 6 deletions
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17
src/InvokableCases.php
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@ -5,6 +5,7 @@ declare(strict_types=1);
namespace ArchTech\Enums;
use BackedEnum;
use ReflectionEnum;
trait InvokableCases
{
@ -17,14 +18,18 @@ trait InvokableCases
/** Return the enum's value or name when it's called ::STATICALLY(). */
public static function __callStatic($name, $args)
{
$cases = static::cases();
static $valueMap = [];
foreach ($cases as $case) {
if ($case->name === $name) {
return $case instanceof BackedEnum ? $case->value : $case->name;
}
if (isset($valueMap[$name])) {
return $valueMap[$name];
}
throw new Exceptions\UndefinedCaseError(static::class, $name);
$reflEnum = new ReflectionEnum(static::class);
if (! $reflEnum->hasCase($name)) {
throw new Exceptions\UndefinedCaseError(static::class, $name);
}
// Get the enum case, and invoke it to get the value or name
return $valueMap[$name] = $reflEnum->getCase($name)->getValue()();
}
}