Class: RBS::Types::Intersection

Inherits:
Object
  • Object
show all
Defined in:
lib/rbs/types.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(types:, location:) ⇒ Intersection

Returns a new instance of Intersection.



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# File 'lib/rbs/types.rb', line 519

def initialize(types:, location:)
  @types = types
  @location = location
end

Instance Attribute Details

#location ⇒ Object (readonly)

Returns the value of attribute location.



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# File 'lib/rbs/types.rb', line 517

def location
  @location
end

#types ⇒ Object (readonly)

Returns the value of attribute types.



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# File 'lib/rbs/types.rb', line 516

def types
  @types
end

Instance Method Details

#==(other) ⇒ Object Also known as: eql? 



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# File 'lib/rbs/types.rb', line 524

def ==(other)
  other.is_a?(Intersection) && other.types == types
end

#each_type(&block) ⇒ Object 



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# File 'lib/rbs/types.rb', line 560

def each_type(&block)
  if block_given?
    types.each(&block)
  else
    enum_for :each_type
  end
end

#free_variables(set = Set.new) ⇒ Object 



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# File 'lib/rbs/types.rb', line 534

def free_variables(set = Set.new)
  set.tap do
    types.each do |type|
      type.free_variables set
    end
  end
end

#hash ⇒ Object 



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# File 'lib/rbs/types.rb', line 530

def hash
  self.class.hash ^ types.hash
end

#map_type(&block) ⇒ Object 



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# File 'lib/rbs/types.rb', line 568

def map_type(&block)
  if block_given?
    Intersection.new(types: types.map(&block), location: location)
  else
    enum_for :map_type
  end
end

#sub(s) ⇒ Object 



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# File 'lib/rbs/types.rb', line 546

def sub(s)
  self.class.new(types: types.map {|ty| ty.sub(s) },
                 location: location)
end

#to_json(*a) ⇒ Object 



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# File 'lib/rbs/types.rb', line 542

def to_json(*a)
  { class: :intersection, types: types, location: location }.to_json(*a)
end

#to_s(level = 0) ⇒ Object 



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# File 'lib/rbs/types.rb', line 551

def to_s(level = 0)
  strs = types.map {|ty| ty.to_s(2) }
  if level > 0
    "(#{strs.join(" & ")})"
  else
    strs.join(" & ")
  end
end