Class: Code::Object::Range

Inherits:
Code::Object show all
Defined in:
lib/code/object/range.rb

Constant Summary

Constants inherited from Code::Object

NUMBER_CLASSES

Instance Attribute Summary collapse

Attributes inherited from Code::Object

#raw

Instance Method Summary collapse

Methods inherited from Code::Object

#<=>, #==, as_json, #as_json, call, #code_and_operator, code_and_operator, #code_as_json, code_as_json, code_different, #code_different, #code_equal_equal, code_equal_equal, code_equal_equal_equal, #code_equal_equal_equal, code_exclamation_point, #code_exclamation_point, code_exclusive_range, #code_exclusive_range, code_inclusive_range, #code_inclusive_range, code_new, code_or_operator, #code_or_operator, code_self, #code_self, #code_to_json, code_to_json, falsy?, #falsy?, #hash, inspect, maybe, multi_fetch, #multi_fetch, #nothing?, nothing?, repeat, sig, #sig, #succ, #to_code, to_json, #to_json, to_s, truthy?, #truthy?, |

Constructor Details

#initialize(*args, **kargs) ⇒ Range

Returns a new instance of Range.



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# File 'lib/code/object/range.rb', line 8

def initialize(*args, **kargs, &)
  if args.first.is_a?(Range)
    @code_left = args.first.code_left
    @code_right = args.first.code_right
    @code_options = args.first.code_options
    @code_exclude_end = args.first.code_exclude_end
  else
    @code_left =
      (args.first.to_code.nothing? ? Integer.new(0) : args.first.to_code)

    @code_right =
      if args.second.to_code.nothing?
        Integer.new(0)
      else
        args.second.to_code
      end

    @code_options = Dictionary.new(args.third.presence || kargs)
    @code_exclude_end = Boolean.new(code_options.code_get(:exclude_end))
  end

  @raw = ::Range.new(code_left, code_right, exclude_end?)
end

Instance Attribute Details

#code_exclude_end ⇒ Object (readonly)

Returns the value of attribute code_exclude_end.



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# File 'lib/code/object/range.rb', line 6

def code_exclude_end
  @code_exclude_end
end

#code_left ⇒ Object (readonly)

Returns the value of attribute code_left.



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# File 'lib/code/object/range.rb', line 6

def code_left
  @code_left
end

#code_options ⇒ Object (readonly)

Returns the value of attribute code_options.



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# File 'lib/code/object/range.rb', line 6

def code_options
  @code_options
end

#code_right ⇒ Object (readonly)

Returns the value of attribute code_right.



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# File 'lib/code/object/range.rb', line 6

def code_right
  @code_right
end

Instance Method Details

#call(**args) ⇒ Object 



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# File 'lib/code/object/range.rb', line 32

def call(**args)
  code_operator = args.fetch(:operator, nil).to_code
  code_arguments = args.fetch(:arguments, []).to_code
  globals = multi_fetch(args, *GLOBALS)
  code_value = code_arguments.code_first

  case code_operator.to_s
  when "all?"
    sig(args) { Function }
    code_all?(code_value, **globals)
  when "any?"
    sig(args) { Function }
    code_any?(code_value, **globals)
  when "each"
    sig(args) { Function }
    code_each(code_value, **globals)
  when "first"
    sig(args)
    code_first
  when "last"
    sig(args)
    code_last
  when "map"
    sig(args) { Function }
    code_map(code_value, **globals)
  when "select"
    sig(args) { Function }
    code_select(code_value, **globals)
  when "step"
    sig(args) { Integer | Decimal }
    code_step(code_value)
  when "to_list"
    sig(args)
    code_to_list
  else
    super
  end
end

#code_all?(argument, **globals) ⇒ Boolean

Returns:



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# File 'lib/code/object/range.rb', line 71

def code_all?(argument, **globals)
  code_argument = argument.to_code

  index = 0

  Boolean.new(
    raw.all? do |code_element|
      code_argument
        .call(
          arguments: List.new([code_element, Integer.new(index), self]),
          **globals
        )
        .truthy?
        .tap { index += 1 }
    end
  )
end

#code_any?(argument, **globals) ⇒ Boolean

Returns:



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# File 'lib/code/object/range.rb', line 89

def code_any?(argument, **globals)
  code_argument = argument.to_code

  index = 0

  Boolean.new(
    raw.any? do |code_element|
      code_argument
        .call(
          arguments: List.new([code_element, Integer.new(index), self]),
          **globals
        )
        .truthy?
        .tap { index += 1 }
    end
  )
end

#code_each(argument, **globals) ⇒ Object 



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# File 'lib/code/object/range.rb', line 107

def code_each(argument, **globals)
  code_argument = argument.to_code

  raw.each.with_index do |code_element, index|
    code_argument.call(
      arguments: List.new([code_element, Integer.new(index), self]),
      **globals
    )
  end

  self
end

#code_first ⇒ Object 



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# File 'lib/code/object/range.rb', line 120

def code_first
  raw.first || Nothing.new
end

#code_last ⇒ Object 



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# File 'lib/code/object/range.rb', line 124

def code_last
  raw.last || Nothing.new
end

#code_map(argument, **globals) ⇒ Object 



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# File 'lib/code/object/range.rb', line 128

def code_map(argument, **globals)
  code_argument = argument.to_code

  List.new(
    raw.map.with_index do |code_element, index|
      code_argument.call(
        arguments: List.new([code_element, Integer.new(index), self]),
        **globals
      )
    end
  )
end

#code_select(argument, **globals) ⇒ Object 



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# File 'lib/code/object/range.rb', line 141

def code_select(argument, **globals)
  code_argument = argument.to_code

  List.new(
    raw.select.with_index do |code_element, index|
      code_argument.call(
        arguments: List.new([code_element, Integer.new(index), self]),
        **globals
      ).truthy?
    end
  )
end

#code_step(argument) ⇒ Object 



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# File 'lib/code/object/range.rb', line 158

def code_step(argument)
  code_argument = argument.to_code

  code_list = List.new
  code_element = code_left
  code_list.code_append(code_element)

  code_element = code_element.code_plus(code_argument)

  if exclude_end?
    while code_element.code_inferior(code_right).truthy?
      code_list.code_append(code_element)
      code_element = code_element.code_plus(code_argument)
    end
  else
    while code_element.code_inferior_or_equal(code_right).truthy?
      code_list.code_append(code_element)
      code_element = code_element.code_plus(code_argument)
    end
  end

  code_list
end

#code_to_list ⇒ Object 



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# File 'lib/code/object/range.rb', line 182

def code_to_list
  List.new(raw.to_a)
end

#exclude_end? ⇒ Boolean

Returns:



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# File 'lib/code/object/range.rb', line 154

def exclude_end?
  code_exclude_end.truthy?
end