parameterName = $parameterName; $this->targetType = $targetType; $this->if = $if; $this->else = $else; $this->negated = $negated; } public function __toString(): string { return sprintf( '(%s %s %s ? %s : %s)', $this->parameterName, $this->negated ? 'is not' : 'is', $this->targetType, $this->if, $this->else, ); } }