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<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <[email protected]>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace RectorPrefix202308\Symfony\Component\String;
/**
* A string whose value is computed lazily by a callback.
*
* @author Nicolas Grekas <[email protected]>
*/
class LazyString implements \JsonSerializable
{
/**
* @var \Closure|string
*/
private $value;
/**
* @param callable|array $callback A callable or a [Closure, method] lazy-callable
* @param mixed ...$arguments
* @return static
*/
public static function fromCallable($callback, ...$arguments)
{
if (\is_array($callback) && !\is_callable($callback) && !(($callback[0] ?? null) instanceof \Closure || 2 < \count($callback))) {
throw new \TypeError(\sprintf('Argument 1 passed to "%s()" must be a callable or a [Closure, method] lazy-callable, "%s" given.', __METHOD__, '[' . \implode(', ', \array_map('get_debug_type', $callback)) . ']'));
}
$lazyString = new static();
$lazyString->value = static function () use(&$callback, &$arguments) : string {
static $value;
if (null !== $arguments) {
if (!\is_callable($callback)) {
$callback[0] = $callback[0]();
$callback[1] = $callback[1] ?? '__invoke';
}
$value = $callback(...$arguments);
$callback = self::getPrettyName($callback);
$arguments = null;
}
return $value ?? '';
};
return $lazyString;
}
/**
* @param string|int|float|bool|\Stringable $value
* @return static
*/
public static function fromStringable($value)
{
if (\is_object($value)) {
return static::fromCallable(\Closure::fromCallable([$value, '__toString']));
}
$lazyString = new static();
$lazyString->value = (string) $value;
return $lazyString;
}
/**
* Tells whether the provided value can be cast to string.
* @param mixed $value
*/
public static final function isStringable($value) : bool
{
return \is_string($value) || $value instanceof \Stringable || \is_scalar($value);
}
/**
* Casts scalars and stringable objects to strings.
*
* @throws \TypeError When the provided value is not stringable
* @param \Stringable|string|int|float|bool $value
*/
public static final function resolve($value) : string
{
return $value;
}
public function __toString() : string
{
if (\is_string($this->value)) {
return $this->value;
}
try {
return $this->value = ($this->value)();
} catch (\Throwable $e) {
if (\TypeError::class === \get_class($e) && __FILE__ === $e->getFile()) {
$type = \explode(', ', $e->getMessage());
$type = \substr(\array_pop($type), 0, -\strlen(' returned'));
$r = new \ReflectionFunction($this->value);
$callback = $r->getStaticVariables()['callback'];
$e = new \TypeError(\sprintf('Return value of %s() passed to %s::fromCallable() must be of the type string, %s returned.', $callback, static::class, $type));
}
throw $e;
}
}
public function __sleep() : array
{
$this->__toString();
return ['value'];
}
public function jsonSerialize() : string
{
return $this->__toString();
}
private function __construct()
{
}
private static function getPrettyName(callable $callback) : string
{
if (\is_string($callback)) {
return $callback;
}
if (\is_array($callback)) {
$class = \is_object($callback[0]) ? \get_debug_type($callback[0]) : $callback[0];
$method = $callback[1];
} elseif ($callback instanceof \Closure) {
$r = new \ReflectionFunction($callback);
if (\strpos($r->name, '{closure}') !== \false || !($class = \PHP_VERSION_ID >= 80111 ? $r->getClosureCalledClass() : $r->getClosureScopeClass())) {
return $r->name;
}
$class = $class->name;
$method = $r->name;
} else {
$class = \get_debug_type($callback);
$method = '__invoke';
}
return $class . '::' . $method;
}
}