Class: Loxxy::Ast::LoxWhileStmt

Inherits:

LoxCompoundExpr

• Object
• LoxNode
• LoxCompoundExpr
• Loxxy::Ast::LoxWhileStmt

Defined in:

lib/loxxy/ast/lox_while_stmt.rb

Instance Attribute Summary

• #body ⇒ LoxNode readonly

  Body of the while loop (as a statement).

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.

• #condition ⇒ LoxNode

  Accessor to the condition expression.

• #initialize(aPosition, condExpr, theBody) ⇒ LoxWhileStmt constructor

  A new instance of LoxWhileStmt.

Methods inherited from LoxNode

#done!

Constructor Details

#initialize(aPosition, condExpr, theBody) ⇒ LoxWhileStmt

Returns a new instance of LoxWhileStmt.

Parameters:

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

  Position of the entry in the input stream.

• condExpr (Loxxy::Ast::LoxNode) —

  iteration condition

• theBody (Loxxy::Ast::LoxNode)

# File 'lib/loxxy/ast/lox_while_stmt.rb', line 14

def initialize(aPosition, condExpr, theBody)
  super(aPosition, [condExpr])
  @body = theBody
end

Instance Attribute Details

#body ⇒ LoxNode (readonly)

Returns body of the while loop (as a statement).

Returns:

• (LoxNode) —

  body of the while loop (as a statement)

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

def body
  @body
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_while_stmt.rb', line 21

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

#condition ⇒ LoxNode

Accessor to the condition expression

Returns:

• (LoxNode)

# File 'lib/loxxy/ast/lox_while_stmt.rb', line 27

def condition
  subnodes[0]
end