Class: Loxxy::Ast::LoxBlockStmt

Inherits:

LoxCompoundExpr

• Object
• LoxNode
• LoxCompoundExpr
• Loxxy::Ast::LoxBlockStmt

Defined in:

lib/loxxy/ast/lox_block_stmt.rb

Instance Attribute Summary

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.

• #empty? ⇒ Boolean
• #initialize(aPosition, decls) ⇒ LoxBlockStmt constructor

  A new instance of LoxBlockStmt.

Methods inherited from LoxNode

#done!

Constructor Details

#initialize(aPosition, decls) ⇒ LoxBlockStmt

Returns a new instance of LoxBlockStmt.

Parameters:

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

  Position of the entry in the input stream.

• decls (Loxxy::Ast::LoxSeqDecl)

# File 'lib/loxxy/ast/lox_block_stmt.rb', line 10

def initialize(aPosition, decls)
  super(aPosition, [decls])
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_block_stmt.rb', line 20

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

#empty? ⇒ Boolean

Returns:

• (Boolean)

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

def empty?
  subnodes.size == 1 && subnodes[0].nil?
end