Class: Yadriggy::ModuleDef

Inherits:

ASTnode

• Object
• ASTnode
• Yadriggy::ModuleDef

Includes:

AstHelper

Defined in:

lib/yadriggy/ast.rb

Overview

Module definition.

Direct Known Subclasses

ClassDef, SingularClassDef

Instance Attribute Summary

• #body ⇒ Exprs|ASTnode readonly

  The body.

• #name ⇒ Const|ConstPathRef readonly

  The module name.

• #rescue ⇒ Rescue|nil readonly

  The rescue clause.

Attributes inherited from ASTnode

#parent, #usertype

Class Method Summary

• .tag ⇒ Object

Instance Method Summary

• #accept(evaluator) ⇒ void

  A method for Visitor pattern.

• #initialize(sexp) ⇒ ModuleDef constructor

  A new instance of ModuleDef.

• #initialize_body(bodystmt) ⇒ Object

Methods included from AstHelper

#has_tag?, #to_node, #to_nodes

Methods inherited from ASTnode

#add_child, #add_children, #const_value, #const_value_in_class, #get_context_class, #get_receiver_object, #is_proc?, #pretty_print, #root, #source_location, #source_location_string, #value, #value_in_class

Constructor Details

#initialize(sexp) ⇒ ModuleDef

Returns a new instance of ModuleDef.

# File 'lib/yadriggy/ast.rb', line 1642

def initialize(sexp)
  @name = to_node(sexp[1])  # Const or ConstPathRef
  add_child(@name)
  initialize_body(has_tag?(sexp[2], :bodystmt))
end

Instance Attribute Details

#body ⇒ Exprs|ASTnode (readonly)

Returns the body.

Returns:

• (Exprs|ASTnode) —

  the body.

# File 'lib/yadriggy/ast.rb', line 1636

def body
  @body
end

#name ⇒ Const|ConstPathRef (readonly)

Returns the module name.

Returns:

• (Const|ConstPathRef) —

  the module name.

# File 'lib/yadriggy/ast.rb', line 1634

def name
  @name
end

#rescue ⇒ Rescue|nil (readonly)

Returns the rescue clause.

Returns:

• (Rescue|nil) —

  the rescue clause.

# File 'lib/yadriggy/ast.rb', line 1638

def rescue
  @rescue
end

Class Method Details

.tag ⇒ Object

# File 'lib/yadriggy/ast.rb', line 1640

def self.tag() :module end

Instance Method Details

#accept(evaluator) ⇒ void

This method returns an undefined value.

A method for Visitor pattern.

Parameters:

• evaluator (Eval) —

  the visitor of Visitor pattern.

# File 'lib/yadriggy/ast.rb', line 1658

def accept(evaluator)
  evaluator.module_def(self)
end

#initialize_body(bodystmt) ⇒ Object

# File 'lib/yadriggy/ast.rb', line 1648

def initialize_body(bodystmt)
  @body = Exprs.make(bodystmt[1] - [[:void_stmt]])
  @rescue = Rescue.make(bodystmt[2], bodystmt[3], bodystmt[4])
  add_child(@body)
  add_child(@rescue)
end