Class: Roby::OpenStructModel

Inherits:
OpenStruct show all
Defined in:
lib/roby/state/open_struct_model.rb

Direct Known Subclasses

GoalModel, StateModel

Defined Under Namespace

Classes: Variable

Constant Summary

Constants inherited from OpenStruct

Roby::OpenStruct::FORBIDDEN_NAMES, Roby::OpenStruct::FORBIDDEN_NAMES_RX, Roby::OpenStruct::NOT_OVERRIDABLE, Roby::OpenStruct::NOT_OVERRIDABLE_RX

Instance Attribute Summary collapse

Attributes inherited from OpenStruct

#__parent_name, #__parent_struct, #model

Instance Method Summary collapse

Methods inherited from OpenStruct

#__merge, #__parent, #__root, #__root?, #_dump, _load, #alias, #alias?, #attach, #attach_child, #attach_model, #attach_to, #attached?, #clear, #clear_model, #create_model, #delete, #detached!, #empty?, #filter, #freeze, #get, #global_filter, #has_method?, #link_to, #member?, #method_missing, #new_model, #on_change, #path, #pretty_print, #set, #stable!, #stable?, #to_hash, #update, #updated

Constructor Details

#initialize(super_or_obj = nil, attach_to = nil, attach_name = nil) ⇒ OpenStructModel

Returns a new instance of OpenStructModel.



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# File 'lib/roby/state/open_struct_model.rb', line 47

def initialize(super_or_obj = nil, attach_to = nil, attach_name = nil)
    @superclass = super_or_obj
    super(nil, attach_to, attach_name)
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method in the class Roby::OpenStruct

Instance Attribute Details

#superclass ⇒ Object (readonly)

Returns the superclass, i.e. the state model this is a refinement on



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# File 'lib/roby/state/open_struct_model.rb', line 6

def superclass
  @superclass
end

Instance Method Details

#__get(name, create_substruct = true, &update) ⇒ Object 



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# File 'lib/roby/state/open_struct_model.rb', line 8

def __get(name, create_substruct = true, &update)
    if result = super(name, false, &update)
        result
    elsif superclass && (result = superclass.__get(name, false, &update))
        if result.kind_of?(OpenStructModel)
            super(name, true, &update)
        else
            result
        end
    elsif create_substruct
        super
    end
end

#create_subfield(name) ⇒ Object 



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# File 'lib/roby/state/open_struct_model.rb', line 30

def create_subfield(name)
    if superclass
        self.class.new(superclass.get(name), self, name)
    else
        self.class.new(nil, self, name)
    end
end

#each_member(&block) ⇒ Object 



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# File 'lib/roby/state/open_struct_model.rb', line 38

def each_member(&block)
    super(&block)
    superclass&.each_member do |name, value|
        unless @members.has_key?(name)
            yield(name, value)
        end
    end
end

#respond_to_missing?(name, private = false) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/roby/state/open_struct_model.rb', line 22

def respond_to_missing?(name, private = false)
    return true if super

    name = name.to_s
    name = name[0..-2] if name.end_with?("?")
    superclass&.member?(name) || superclass&.alias?(name)
end