Class: Grape::Util::BaseInheritable

Inherits:
Object
  • Object
show all
Defined in:
lib/grape/util/base_inheritable.rb

Overview

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

Direct Known Subclasses

InheritableValues, StackableValues

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(inherited_values = nil) ⇒ BaseInheritable

Returns a new instance of BaseInheritable.

Parameters:

  • inherited_values (Object) (defaults to: nil) —

    An object implementing an interface of the Hash class.



12
13
14
15
 
# File 'lib/grape/util/base_inheritable.rb', line 12

def initialize(inherited_values = nil)
  @inherited_values = inherited_values || {}
  @new_values = {}
end

Instance Attribute Details

#inherited_values ⇒ Object

Returns the value of attribute inherited_values.



8
9
10
 
# File 'lib/grape/util/base_inheritable.rb', line 8

def inherited_values
  @inherited_values
end

#new_values ⇒ Object

Returns the value of attribute new_values.



8
9
10
 
# File 'lib/grape/util/base_inheritable.rb', line 8

def new_values
  @new_values
end

Instance Method Details

#delete(key) ⇒ Object 



17
18
19
 
# File 'lib/grape/util/base_inheritable.rb', line 17

def delete(key)
  new_values.delete key
end

#initialize_copy(other) ⇒ Object 



21
22
23
24
25
 
# File 'lib/grape/util/base_inheritable.rb', line 21

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

#key?(name) ⇒ Boolean

Returns:

  • (Boolean) 


38
39
40
 
# File 'lib/grape/util/base_inheritable.rb', line 38

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

#keys ⇒ Object 



27
28
29
30
31
32
33
34
35
36
 
# File 'lib/grape/util/base_inheritable.rb', line 27

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