Class: Repeatable::Expression::Set Abstract

Inherits:
Base
  • Object
show all
Defined in:
lib/repeatable/expression/set.rb

Overview

This class is abstract.

It cannot be directly instantiated. Subclasses must implement the abstract methods below.

Direct Known Subclasses

Intersection, Union

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods inherited from Base

===, #deconstruct_keys, #difference, #include?, #intersection, #to_h, #union

Constructor Details

#initialize(elements) ⇒ void

Parameters:



12
13
14
 
# File 'lib/repeatable/expression/set.rb', line 12

def initialize(elements)
  @elements = T.let(elements.flatten.uniq, T::Array[Expression::Base])
end

Instance Attribute Details

#elements ⇒ Array<Expression::Base> (readonly)

Returns:



9
10
11
 
# File 'lib/repeatable/expression/set.rb', line 9

def elements
  @elements
end

Instance Method Details

#<<(element) ⇒ Repeatable::Expression::Set

Parameters:

  • element (T.untyped)

Returns:



17
18
19
20
 
# File 'lib/repeatable/expression/set.rb', line 17

def <<(element)
  elements << element unless elements.include?(element)
  self
end

#==(other) ⇒ Boolean

Parameters:

  • other (Object)

Returns:

  • (Boolean) 


23
24
25
26
27
 
# File 'lib/repeatable/expression/set.rb', line 23

def ==(other)
  other.is_a?(self.class) &&
    elements.size == other.elements.size &&
    other.elements.all? { |e| elements.include?(e) }
end