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Class: RBS::Types::Function

Relationships & Source Files
Namespace Children
Classes:
Param
Inherits: Object
Defined in: lib/rbs/types.rb

Class Method Summary

Instance Attribute Summary

Instance Method Summary

Constructor Details

.new(required_positionals:, optional_positionals:, rest_positionals:, trailing_positionals:, required_keywords:, optional_keywords:, rest_keywords:, return_type:) ⇒ Function

[ GitHub ] 

  


# File 'lib/rbs/types.rb', line 780



def initialize(required_positionals:, optional_positionals:, rest_positionals:, trailing_positionals:, required_keywords:, optional_keywords:, rest_keywords:, return_type:)
  @return_type = return_type
  @required_positionals = required_positionals
  @optional_positionals = optional_positionals
  @rest_positionals = rest_positionals
  @trailing_positionals = trailing_positionals
  @required_keywords = required_keywords
  @optional_keywords = optional_keywords
  @rest_keywords = rest_keywords
end


  







Class Method Details



  

    .empty(return_type)  
  

  [ GitHub ]


  

  


# File 'lib/rbs/types.rb', line 930



def self.empty(return_type)
  Function.new(
    required_positionals: [],
    optional_positionals: [],
    rest_positionals: nil,
    trailing_positionals: [],
    required_keywords: {},
    optional_keywords: {},
    rest_keywords: nil,
    return_type: return_type
  )
end


  







Instance Attribute Details



  

    #empty?  ⇒ Boolean  (readonly)
  

  [ GitHub ]


  

  


# File 'lib/rbs/types.rb', line 970



def empty?
  required_positionals.empty? &&
    optional_positionals.empty? &&
    !rest_positionals &&
    trailing_positionals.empty? &&
    required_keywords.empty? &&
    optional_keywords.empty? &&
    !rest_keywords
end


  








  

    #has_keyword?  ⇒ Boolean  (readonly)
  

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# File 'lib/rbs/types.rb', line 1029



def has_keyword?
  if !required_keywords.empty? || !optional_keywords.empty? || rest_keywords
    true
  else
    false
  end
end


  








  

    #optional_keywords   (readonly)
  

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# File 'lib/rbs/types.rb', line 776



attr_reader :optional_keywords


  








  

    #optional_positionals   (readonly)
  

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# File 'lib/rbs/types.rb', line 772



attr_reader :optional_positionals


  








  

    #required_keywords   (readonly)
  

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# File 'lib/rbs/types.rb', line 775



attr_reader :required_keywords


  








  

    #required_positionals   (readonly)
  

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# File 'lib/rbs/types.rb', line 771



attr_reader :required_positionals


  








  

    #rest_keywords   (readonly)
  

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# File 'lib/rbs/types.rb', line 777



attr_reader :rest_keywords


  








  

    #rest_positionals   (readonly)
  

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# File 'lib/rbs/types.rb', line 773



attr_reader :rest_positionals


  








  

    #return_type   (readonly)
  

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# File 'lib/rbs/types.rb', line 778



attr_reader :return_type


  








  

    #trailing_positionals   (readonly)
  

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# File 'lib/rbs/types.rb', line 774



attr_reader :trailing_positionals


  







Instance Method Details



  

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

  [ GitHub ]


  

  


# File 'lib/rbs/types.rb', line 791



def ==(other)
  other.is_a?(Function) &&
    other.required_positionals == required_positionals &&
    other.optional_positionals == optional_positionals &&
    other.rest_positionals == rest_positionals &&
    other.trailing_positionals == trailing_positionals &&
    other.required_keywords == required_keywords &&
    other.optional_keywords == optional_keywords &&
    other.rest_keywords == rest_keywords &&
    other.return_type == return_type
end


  








  

    #amap(array, &block)  
  

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# File 'lib/rbs/types.rb', line 862



def amap(array, &block)
  if array.empty?
    _ = array
  else
    array.map(&block)
  end
end


  








  

    #drop_head  
  

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# File 'lib/rbs/types.rb', line 999



def drop_head
  case
  when !required_positionals.empty?
    [
      required_positionals[0],
      update(required_positionals: required_positionals.drop(1))
    ]
  when !optional_positionals.empty?
    [
      optional_positionals[0],
      update(optional_positionals: optional_positionals.drop(1))
    ]
  else
    raise "Cannot #drop_head"
  end
end


  








  

    #drop_tail  
  

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# File 'lib/rbs/types.rb', line 1016



def drop_tail
  case
  when !trailing_positionals.empty?
    last = trailing_positionals.last or raise
    [
      last,
      update(trailing_positionals: trailing_positionals.take(trailing_positionals.size - 1))
    ]
  else
    raise "Cannot #drop_tail"
  end
end


  








  

    #each_param(&block)  
  

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# File 'lib/rbs/types.rb', line 899



def each_param(&block)
  if block
    required_positionals.each(&block)
    optional_positionals.each(&block)
    rest_positionals&.yield_self(&block)
    trailing_positionals.each(&block)
    required_keywords.each_value(&block)
    optional_keywords.each_value(&block)
    rest_keywords&.yield_self(&block)
  else
    enum_for :each_param
  end
end


  








  

    #each_type  
  

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# File 'lib/rbs/types.rb', line 884



def each_type
  if block_given?
    required_positionals.each {|param| yield param.type }
    optional_positionals.each {|param| yield param.type }
    rest_positionals&.yield_self {|param| yield param.type }
    trailing_positionals.each {|param| yield param.type }
    required_keywords.each_value {|param| yield param.type }
    optional_keywords.each_value {|param| yield param.type }
    rest_keywords&.yield_self {|param| yield param.type }
    yield(return_type)
  else
    enum_for :each_type
  end
end


  








  

    #eql?(other)  
  



  

    

Alias for #==.


  



  [ GitHub ]


  

  


# File 'lib/rbs/types.rb', line 803



alias eql? ==


  








  

    #free_variables(set = Set.new)  
  

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# File 'lib/rbs/types.rb', line 817



def free_variables(set = Set.new)
  set.tap do
    required_positionals.each do |param|
      param.type.free_variables(set)
    end
    optional_positionals.each do |param|
      param.type.free_variables(set)
    end
    rest_positionals&.yield_self do |param|
      param.type.free_variables(set)
    end
    trailing_positionals.each do |param|
      param.type.free_variables(set)
    end
    required_keywords.each_value do |param|
      param.type.free_variables(set)
    end
    optional_keywords.each_value do |param|
      param.type.free_variables(set)
    end
    rest_keywords&.yield_self do |param|
      param.type.free_variables(set)
    end

    return_type.free_variables(set)
  end
end


  








  

    #hash  
  

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# File 'lib/rbs/types.rb', line 805



def hash
  self.class.hash ^
    required_positionals.hash ^
    optional_positionals.hash ^
    rest_positionals.hash ^
    trailing_positionals.hash ^
    required_keywords.hash ^
    optional_keywords.hash ^
    rest_keywords.hash ^
    return_type.hash
end


  








  

    #hmapv(hash, &block)  
  

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# File 'lib/rbs/types.rb', line 870



def hmapv(hash, &block)
  if hash.empty?
    _ = hash
  else
    hash.transform_values(&block)
  end
end


  








  

    #map_type(&block)  
  

  [ GitHub ]


  

  


# File 'lib/rbs/types.rb', line 845



def map_type(&block)
  if block
    Function.new(
      required_positionals: amap(required_positionals) {|param| param.map_type(&block) },
      optional_positionals: amap(optional_positionals) {|param| param.map_type(&block) },
      rest_positionals: rest_positionals&.yield_self {|param| param.map_type(&block) },
      trailing_positionals: amap(trailing_positionals) {|param| param.map_type(&block) },
      required_keywords: hmapv(required_keywords) {|param| param.map_type(&block) },
      optional_keywords: hmapv(optional_keywords) {|param| param.map_type(&block) },
      rest_keywords: rest_keywords&.yield_self {|param| param.map_type(&block) },
      return_type: yield(return_type)
    )
  else
    enum_for :map_type
  end
end


  








  

    #map_type_name(&block)  
  

  [ GitHub ]


  

  


# File 'lib/rbs/types.rb', line 878



def map_type_name(&block)
  map_type do |type|
    type.map_type_name(&block)
  end
end


  








  

    #param_to_s  
  

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# File 'lib/rbs/types.rb', line 980



def param_to_s
  # @type var params: Array[String]
  params = []

  params.push(*required_positionals.map(&:to_s))
  params.push(*optional_positionals.map {|p| "?#{p}"})
  params.push("*#{rest_positionals}") if rest_positionals
  params.push(*trailing_positionals.map(&:to_s))
  params.push(*required_keywords.map {|name, param| "#{name}: #{param}" })
  params.push(*optional_keywords.map {|name, param| "?#{name}: #{param}" })
  params.push("**#{rest_keywords}") if rest_keywords

  params.join(", ")
end


  








  

    #return_to_s  
  

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# File 'lib/rbs/types.rb', line 995



def return_to_s
  return_type.to_s(1)
end


  








  

    #sub(s)  
  

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# File 'lib/rbs/types.rb', line 926



def sub(s)
  map_type {|ty| ty.sub(s) }
end


  








  

    #to_json(state = _ = nil)  
  

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# File 'lib/rbs/types.rb', line 913



def to_json(state = _ = nil)
  {
    required_positionals: required_positionals,
    optional_positionals: optional_positionals,
    rest_positionals: rest_positionals,
    trailing_positionals: trailing_positionals,
    required_keywords: required_keywords,
    optional_keywords: optional_keywords,
    rest_keywords: rest_keywords,
    return_type: return_type
  }.to_json(state)
end


  








  

    #update(required_positionals: self.required_positionals, optional_positionals: self.optional_positionals, rest_positionals: self.rest_positionals, trailing_positionals: self.trailing_positionals, required_keywords: self.required_keywords, optional_keywords: self.optional_keywords, rest_keywords: self.rest_keywords, return_type: self.return_type)  
  

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# File 'lib/rbs/types.rb', line 956



def update(required_positionals: self.required_positionals, optional_positionals: self.optional_positionals, rest_positionals: self.rest_positionals, trailing_positionals: self.trailing_positionals,
           required_keywords: self.required_keywords, optional_keywords: self.optional_keywords, rest_keywords: self.rest_keywords, return_type: self.return_type)
  Function.new(
    required_positionals: required_positionals,
    optional_positionals: optional_positionals,
    rest_positionals: rest_positionals,
    trailing_positionals: trailing_positionals,
    required_keywords: required_keywords,
    optional_keywords: optional_keywords,
    rest_keywords: rest_keywords,
    return_type: return_type
  )
end


  








  

    #with_return_type(type)  
  

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# File 'lib/rbs/types.rb', line 943



def with_return_type(type)
  Function.new(
    required_positionals: required_positionals,
    optional_positionals: optional_positionals,
    rest_positionals: rest_positionals,
    trailing_positionals: trailing_positionals,
    required_keywords: required_keywords,
    optional_keywords: optional_keywords,
    rest_keywords: rest_keywords,
    return_type: type
  )
end