Class: Loxxy::Ast::LoxUnaryExpr

Inherits:

LoxCompoundExpr

• Object
• LoxNode
• LoxCompoundExpr
• Loxxy::Ast::LoxUnaryExpr

Defined in:

lib/loxxy/ast/lox_unary_expr.rb

Instance Attribute Summary

• #operator ⇒ Symbol readonly

  Message name to be sent to receiver.

Attributes inherited from LoxCompoundExpr

#subnodes

Attributes inherited from LoxNode

#position

Instance Method Summary

• #accept(visitor) ⇒ Object

  Part of the 'visitee' role in Visitor design pattern.

• #initialize(aPosition, anOperator, operand) ⇒ LoxUnaryExpr constructor

  A new instance of LoxUnaryExpr.

Methods inherited from LoxNode

#done!

Constructor Details

#initialize(aPosition, anOperator, operand) ⇒ LoxUnaryExpr

Returns a new instance of LoxUnaryExpr.

Parameters:

• aPosition (Rley::Lexical::Position) —

  Position of the entry in the input stream.

• operand (Loxxy::Ast::LoxNode)

# File 'lib/loxxy/ast/lox_unary_expr.rb', line 13

def initialize(aPosition, anOperator, operand)
  super(aPosition, [operand])
  @operator = anOperator
end

Instance Attribute Details

#operator ⇒ Symbol (readonly)

Returns message name to be sent to receiver.

Returns:

• (Symbol) —

  message name to be sent to receiver

# File 'lib/loxxy/ast/lox_unary_expr.rb', line 9

def operator
  @operator
end

Instance Method Details

#accept(visitor) ⇒ Object

Part of the 'visitee' role in Visitor design pattern.

Parameters:

• visitor (Ast::ASTVisitor) —

  the visitor

# File 'lib/loxxy/ast/lox_unary_expr.rb', line 20

def accept(visitor)
  visitor.visit_unary_expr(self)
end