/**
* Creates definition for trait method body
*
* @param ReflectionFunction|ParsedFunction $function Method reflection
*
* @return string new method body
*/
protected function getJoinpointInvocationBody($function)
{
$class = '\\' . __CLASS__;
$dynamicArgs = false;
$hasOptionals = false;
$hasReferences = false;
$argValues = array_map(function ($param) use(&$dynamicArgs, &$hasOptionals, &$hasReferences) {
/** @var $param Parameter|ParsedParameter */
$byReference = $param->isPassedByReference();
$dynamicArg = $param->name == '...';
$dynamicArgs = $dynamicArgs || $dynamicArg;
$hasOptionals = $hasOptionals || $param->isOptional() && !$param->isDefaultValueAvailable();
$hasReferences = $hasReferences || $byReference;
return ($byReference ? '&' : '') . '$' . $param->name;
}, $function->getParameters());
if ($dynamicArgs) {
// Remove last '...' argument
array_pop($argValues);
}
$args = join(', ', $argValues);
if ($dynamicArgs) {
$args = $hasReferences ? "array({$args}) + \\func_get_args()" : '\\func_get_args()';
} elseif ($hasOptionals) {
$args = "\\array_slice(array({$args}), 0, \\func_num_args())";
} else {
$args = "array({$args})";
}
return <<<BODY
static \$__joinPoint = null;
if (!\$__joinPoint) {
\$__joinPoint = {$class}::getJoinPoint('{$function->name}', __NAMESPACE__);
}
return \$__joinPoint->__invoke({$args});
BODY;
}
