Package dev.frostlake.executor.expressions

Class UnaryOperationExpression

java.lang.Object

dev.frostlake.executor.expressions.UnaryOperationExpression

All Implemented Interfaces:

Expression

public class UnaryOperationExpression
extends Object
implements Expression

Represents a unary operation (e.g., NOT x, -5, EXISTS(...))

Constructor Summary

Constructors

Constructor	Description
UnaryOperationExpression(UnaryOperator operator, Expression operand)

Method Summary

Modifier and Type	Method	Description
<T> T	accept(ExpressionVisitor<T> visitor)	Accept a visitor for the visitor pattern
Expression	getOperand()
UnaryOperator	getOperator()
SourcePosition	getPosition()	The operator's own place in the parsed fragment — a sign is refused AT the sign: live anchors "Invalid argument types for function 'NEGATE': (BOOLEAN)" on the -, and the 'UNARY PLUS' twin on the +, wherever the operand starts.
void	setPosition(SourcePosition where)
String	toString()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Details

UnaryOperationExpression

public UnaryOperationExpression(UnaryOperator operator,
 Expression operand)

Method Details

getOperand

public Expression getOperand()

getOperator

public UnaryOperator getOperator()

getPosition

public SourcePosition getPosition()

The operator's own place in the parsed fragment — a sign is refused AT the sign: live anchors "Invalid argument types for function 'NEGATE': (BOOLEAN)" on the -, and the 'UNARY PLUS' twin on the +, wherever the operand starts.

Returns:

the recorded position, or null

setPosition

public void setPosition(SourcePosition where)

accept

public <T> T accept(ExpressionVisitor<T> visitor)

Description copied from interface: Expression

Accept a visitor for the visitor pattern

Specified by:

accept in interface Expression

toString

public String toString()

Overrides:

toString in class Object