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<?php declare(strict_types=1);

namespace Invoker\ParameterResolver;

use ReflectionFunctionAbstract;

/**
 * Resolves the parameters to use to call the callable.
 */
interface ParameterResolver
{
    /**
     * Resolves the parameters to use to call the callable.
     *
     * `$resolvedParameters` contains parameters that have already been resolved.
     *
     * Each ParameterResolver must resolve parameters that are not already
     * in `$resolvedParameters`. That allows to chain multiple ParameterResolver.
     *
     * @param ReflectionFunctionAbstract $reflection Reflection object for the callable.
     * @param array $providedParameters Parameters provided by the caller.
     * @param array $resolvedParameters Parameters resolved (indexed by parameter position).
     * @return array
     */
    public function getParameters(
        ReflectionFunctionAbstract $reflection,
        array $providedParameters,
        array $resolvedParameters
    );
}