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67 lines
1.7 KiB
PHP
67 lines
1.7 KiB
PHP
<?php
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namespace Spatie\Macroable;
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use Closure;
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use ReflectionClass;
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use ReflectionMethod;
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use BadMethodCallException;
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trait Macroable
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{
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protected static array $macros = [];
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public static function macro(string $name, object | callable $macro): void
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{
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static::$macros[$name] = $macro;
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}
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public static function mixin(object | string $mixin): void
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{
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$methods = (new ReflectionClass($mixin))->getMethods(
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ReflectionMethod::IS_PUBLIC | ReflectionMethod::IS_PROTECTED
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);
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foreach ($methods as $method) {
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$method->setAccessible(true);
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static::macro($method->name, $method->invoke($mixin));
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}
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}
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public static function hasMacro(string $name): bool
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{
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return isset(static::$macros[$name]);
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}
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public static function __callStatic($method, $parameters)
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{
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if (! static::hasMacro($method)) {
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throw new BadMethodCallException("Method {$method} does not exist.");
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}
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$macro = static::$macros[$method];
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if ($macro instanceof Closure) {
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return call_user_func_array(Closure::bind($macro, null, static::class), $parameters);
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}
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return call_user_func_array($macro, $parameters);
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}
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public function __call($method, $parameters)
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{
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if (! static::hasMacro($method)) {
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throw new BadMethodCallException("Method {$method} does not exist.");
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}
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$macro = static::$macros[$method];
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if ($macro instanceof Closure) {
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return call_user_func_array($macro->bindTo($this, static::class), $parameters);
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}
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return call_user_func_array($macro, $parameters);
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}
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}
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