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php-basics
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Code Issues

Use late static binding in traits

This commit is contained in:
Sebastian Meyer 2023-11-11 20:06:53 +01:00
parent 3f5bcbf26b
commit ac57fcfd32
3 changed files with 12 additions and 10 deletions
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6
src/Traits/Getter.php
View File

@ -45,12 +45,12 @@ trait Getter
{ {
$method = 'magicGet' . ucfirst($property); $method = 'magicGet' . ucfirst($property);
if ( if (
property_exists(get_called_class(), $property) property_exists(static::class, $property)
&& method_exists(get_called_class(), $method) && method_exists(static::class, $method)
) { ) {
return $this->$method(); return $this->$method();
} else { } else {
throw new InvalidArgumentException('Invalid property or missing getter method for property: ' . get_called_class() . '->' . $property . '.'); throw new InvalidArgumentException('Invalid property or missing getter method for property: ' . static::class . '->' . $property . '.');
} }
} }

6
src/Traits/Setter.php
View File

@ -46,12 +46,12 @@ trait Setter
{ {
$method = 'magicSet' . ucfirst($property); $method = 'magicSet' . ucfirst($property);
if ( if (
property_exists(get_called_class(), $property) property_exists(static::class, $property)
&& method_exists(get_called_class(), $method) && method_exists(static::class, $method)
) { ) {
$this->$method($value); $this->$method($value);
} else { } else {
throw new InvalidArgumentException('Invalid property or missing setter method for property: ' . get_called_class() . '->' . $property . '.'); throw new InvalidArgumentException('Invalid property or missing setter method for property: ' . static::class . '->' . $property . '.');
} }
} }

10
src/Traits/Singleton.php
View File

@ -40,20 +40,22 @@ trait Singleton
* *
* @param mixed ...$args Parameters for the constructor * @param mixed ...$args Parameters for the constructor
*/ */
public static function getInstance(mixed ...$args): self final public static function getInstance(mixed ...$args): static
{ {
$class = static::class; $class = static::class;
if (!isset(static::$singleton[$class])) { if (!isset(static::$singleton[$class])) {
static::$singleton[$class] = new $class(...$args); static::$singleton[$class] = new static(...$args);
} }
return static::$singleton[$class]; return static::$singleton[$class];
} }
/** /**
* This is a singleton class, thus the constructor is protected. * This is a singleton class, thus the constructor is private.
* (Get an instance of this class by calling self::getInstance()) * (Get an instance of this class by calling self::getInstance())
*
* @param mixed ...$args Parameters for the constructor
*/ */
abstract protected function __construct(); abstract private function __construct(mixed ...$args);
/** /**
* This is a singleton class, thus cloning is prohibited. * This is a singleton class, thus cloning is prohibited.