Viewing file:  ReduceArgumentsAction.php (3.65 KB) -rw-r--r--
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<?php
namespace Spatie\Backtrace\Arguments;
use ReflectionException;
use ReflectionFunction;
use ReflectionMethod;
use ReflectionParameter;
use Spatie\Backtrace\Arguments\ReducedArgument\VariadicReducedArgument;
use Throwable;
class ReduceArgumentsAction
{
/** @var ArgumentReducers */
protected $argumentReducers;
/** @var ReduceArgumentPayloadAction */
protected $reduceArgumentPayloadAction;
public function __construct(
ArgumentReducers $argumentReducers
) {
$this->argumentReducers = $argumentReducers;
$this->reduceArgumentPayloadAction = new ReduceArgumentPayloadAction($argumentReducers);
}
public function execute(
?string $class,
?string $method,
?array $frameArguments
): ?array {
try {
if ($frameArguments === null) {
return null;
}
$parameters = $this->getParameters($class, $method);
if ($parameters === null) {
$arguments = [];
foreach ($frameArguments as $index => $argument) {
$arguments[$index] = ProvidedArgument::fromNonReflectableParameter($index)
->setReducedArgument($this->reduceArgumentPayloadAction->reduce($argument))
->toArray();
}
return $arguments;
}
$arguments = array_map(
function ($argument) {
return $this->reduceArgumentPayloadAction->reduce($argument);
},
$frameArguments,
);
$argumentsCount = count($arguments);
$hasVariadicParameter = false;
foreach ($parameters as $index => $parameter) {
if ($index + 1 > $argumentsCount) {
$parameter->defaultValueUsed();
} elseif ($parameter->isVariadic) {
$parameter->setReducedArgument(new VariadicReducedArgument(array_slice($arguments, $index)));
$hasVariadicParameter = true;
} else {
$parameter->setReducedArgument($arguments[$index]);
}
$parameters[$index] = $parameter->toArray();
}
if ($this->moreArgumentsProvidedThanParameters($arguments, $parameters, $hasVariadicParameter)) {
for ($i = count($parameters); $i < count($arguments); $i++) {
$parameters[$i] = ProvidedArgument::fromNonReflectableParameter(count($parameters))
->setReducedArgument($arguments[$i])
->toArray();
}
}
return $parameters;
} catch (Throwable $e) {
return null;
}
}
/** @return null|Array<\Spatie\Backtrace\Arguments\ProvidedArgument> */
protected function getParameters(
?string $class,
?string $method
): ?array {
try {
$reflection = $class !== null
? new ReflectionMethod($class, $method)
: new ReflectionFunction($method);
} catch (ReflectionException $e) {
return null;
}
return array_map(
function (ReflectionParameter $reflectionParameter) {
return ProvidedArgument::fromReflectionParameter($reflectionParameter);
},
$reflection->getParameters(),
);
}
protected function moreArgumentsProvidedThanParameters(
array $arguments,
array $parameters,
bool $hasVariadicParameter
): bool {
return count($arguments) > count($parameters) && ! $hasVariadicParameter;
}
}
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