BetterReflection\Reflection\ReflectionFunctionAbstract::setBodyFromAst PHP Method

    public function setBodyFromAst(array $nodes)
    {
        // This slightly confusing code simply type-checks the $sourceLocators
        // array by unpacking them and splatting them in the closure.
        $validator = function (Node ...$node) {
            return $node;
        };
        $this->node->stmts = $validator(...$nodes);
    }