class Grape::Util::BaseInheritable

in the hash and inherited values kept in a Hash-like object.
Base for classes which need to operate with own values kept

def delete(key) 

def delete(key)
  new_values.delete key
end

def initialize(inherited_values = nil)

Parameters:
  • inherited_values (Object) -- An object implementing an interface 
def initialize(inherited_values = nil)
  @inherited_values = inherited_values || {}
  @new_values = {}
end

def initialize_copy(other) 

def initialize_copy(other)
  super
  self.inherited_values = other.inherited_values
  self.new_values = other.new_values.dup
end

def key?(name) 

def key?(name)
  inherited_values.key?(name) || new_values.key?(name)
end

def keys 

def keys
  if new_values.any?
    inherited_values.keys.tap do |combined|
      combined.concat(new_values.keys)
      combined.uniq!
    end
  else
    inherited_values.keys
  end
end