}

// Condition represents a negation or a condition operand
type Condition struct {
	Operand *ConditionOperand `parser:"  @@"`
	Not     *Condition        `parser:"| \"NOT\" @@"`
}

// ConditionOperand is a operand followed by an optional operation expression.
type ConditionOperand struct {
	Operand      *Operand      `parser:"@@"`
	ConditionRHS *ConditionRHS `parser:"@@?"`
}