Class: Basho::Region

Inherits:
Data
  • Object
show all
Defined in:
lib/basho/region.rb

Overview

地方区分を表すイミュータブルなデータクラス。 北海道、東北、関東、中部、近畿、中国、四国、九州、沖縄の9地方。

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#name ⇒ Object (readonly)

Returns the value of attribute name

Returns:

  • (Object) —

    the current value of name



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# File 'lib/basho/region.rb', line 13

Region = ::Data.define(:name, :name_en, :prefecture_codes) do
  # 所属する都道府県の一覧を返す。
  #
  # @return [Array<Prefecture>]
  def prefectures
    prefecture_codes.map { |code| Prefecture.find(code) }
  end

  class << self
    # 全9地方を返す。
    #
    # @return [Array<Region>]
    def all
      @all ||= [
        new(name: "北海道", name_en: "Hokkaido", prefecture_codes: [1]),
        new(name: "東北", name_en: "Tohoku", prefecture_codes: [2, 3, 4, 5, 6, 7]),
        new(name: "関東", name_en: "Kanto", prefecture_codes: [8, 9, 10, 11, 12, 13, 14]),
        new(name: "中部", name_en: "Chubu", prefecture_codes: [15, 16, 17, 18, 19, 20, 21, 22, 23]),
        new(name: "近畿", name_en: "Kinki", prefecture_codes: [24, 25, 26, 27, 28, 29, 30]),
        new(name: "中国", name_en: "Chugoku", prefecture_codes: [31, 32, 33, 34, 35]),
        new(name: "四国", name_en: "Shikoku", prefecture_codes: [36, 37, 38, 39]),
        new(name: "九州", name_en: "Kyushu", prefecture_codes: [40, 41, 42, 43, 44, 45, 46]),
        new(name: "沖縄", name_en: "Okinawa", prefecture_codes: [47])
      ].freeze
    end

    # 日本語名または英語名で地方を検索する。
    #
    # @param name [String] 地方名（例: "関東", "Kanto"）
    # @return [Region, nil]
    def find(name)
      all.find { |region| region.name == name || region.name_en == name }
    end
  end
end

#name_en ⇒ Object (readonly)

Returns the value of attribute name_en

Returns:

  • (Object) —

    the current value of name_en



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# File 'lib/basho/region.rb', line 13

Region = ::Data.define(:name, :name_en, :prefecture_codes) do
  # 所属する都道府県の一覧を返す。
  #
  # @return [Array<Prefecture>]
  def prefectures
    prefecture_codes.map { |code| Prefecture.find(code) }
  end

  class << self
    # 全9地方を返す。
    #
    # @return [Array<Region>]
    def all
      @all ||= [
        new(name: "北海道", name_en: "Hokkaido", prefecture_codes: [1]),
        new(name: "東北", name_en: "Tohoku", prefecture_codes: [2, 3, 4, 5, 6, 7]),
        new(name: "関東", name_en: "Kanto", prefecture_codes: [8, 9, 10, 11, 12, 13, 14]),
        new(name: "中部", name_en: "Chubu", prefecture_codes: [15, 16, 17, 18, 19, 20, 21, 22, 23]),
        new(name: "近畿", name_en: "Kinki", prefecture_codes: [24, 25, 26, 27, 28, 29, 30]),
        new(name: "中国", name_en: "Chugoku", prefecture_codes: [31, 32, 33, 34, 35]),
        new(name: "四国", name_en: "Shikoku", prefecture_codes: [36, 37, 38, 39]),
        new(name: "九州", name_en: "Kyushu", prefecture_codes: [40, 41, 42, 43, 44, 45, 46]),
        new(name: "沖縄", name_en: "Okinawa", prefecture_codes: [47])
      ].freeze
    end

    # 日本語名または英語名で地方を検索する。
    #
    # @param name [String] 地方名（例: "関東", "Kanto"）
    # @return [Region, nil]
    def find(name)
      all.find { |region| region.name == name || region.name_en == name }
    end
  end
end

#prefecture_codes ⇒ Object (readonly)

Returns the value of attribute prefecture_codes

Returns:

  • (Object) —

    the current value of prefecture_codes



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# File 'lib/basho/region.rb', line 13

Region = ::Data.define(:name, :name_en, :prefecture_codes) do
  # 所属する都道府県の一覧を返す。
  #
  # @return [Array<Prefecture>]
  def prefectures
    prefecture_codes.map { |code| Prefecture.find(code) }
  end

  class << self
    # 全9地方を返す。
    #
    # @return [Array<Region>]
    def all
      @all ||= [
        new(name: "北海道", name_en: "Hokkaido", prefecture_codes: [1]),
        new(name: "東北", name_en: "Tohoku", prefecture_codes: [2, 3, 4, 5, 6, 7]),
        new(name: "関東", name_en: "Kanto", prefecture_codes: [8, 9, 10, 11, 12, 13, 14]),
        new(name: "中部", name_en: "Chubu", prefecture_codes: [15, 16, 17, 18, 19, 20, 21, 22, 23]),
        new(name: "近畿", name_en: "Kinki", prefecture_codes: [24, 25, 26, 27, 28, 29, 30]),
        new(name: "中国", name_en: "Chugoku", prefecture_codes: [31, 32, 33, 34, 35]),
        new(name: "四国", name_en: "Shikoku", prefecture_codes: [36, 37, 38, 39]),
        new(name: "九州", name_en: "Kyushu", prefecture_codes: [40, 41, 42, 43, 44, 45, 46]),
        new(name: "沖縄", name_en: "Okinawa", prefecture_codes: [47])
      ].freeze
    end

    # 日本語名または英語名で地方を検索する。
    #
    # @param name [String] 地方名（例: "関東", "Kanto"）
    # @return [Region, nil]
    def find(name)
      all.find { |region| region.name == name || region.name_en == name }
    end
  end
end

Class Method Details

.all ⇒ Array<Region>

全9地方を返す。

Returns:



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# File 'lib/basho/region.rb', line 25

def all
  @all ||= [
    new(name: "北海道", name_en: "Hokkaido", prefecture_codes: [1]),
    new(name: "東北", name_en: "Tohoku", prefecture_codes: [2, 3, 4, 5, 6, 7]),
    new(name: "関東", name_en: "Kanto", prefecture_codes: [8, 9, 10, 11, 12, 13, 14]),
    new(name: "中部", name_en: "Chubu", prefecture_codes: [15, 16, 17, 18, 19, 20, 21, 22, 23]),
    new(name: "近畿", name_en: "Kinki", prefecture_codes: [24, 25, 26, 27, 28, 29, 30]),
    new(name: "中国", name_en: "Chugoku", prefecture_codes: [31, 32, 33, 34, 35]),
    new(name: "四国", name_en: "Shikoku", prefecture_codes: [36, 37, 38, 39]),
    new(name: "九州", name_en: "Kyushu", prefecture_codes: [40, 41, 42, 43, 44, 45, 46]),
    new(name: "沖縄", name_en: "Okinawa", prefecture_codes: [47])
  ].freeze
end

.find(name) ⇒ Region?

日本語名または英語名で地方を検索する。

Parameters:

  • name (String) —

    地方名（例: "関東", "Kanto"）

Returns:



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# File 'lib/basho/region.rb', line 43

def find(name)
  all.find { |region| region.name == name || region.name_en == name }
end

Instance Method Details

#prefectures ⇒ Array<Prefecture>

所属する都道府県の一覧を返す。

Returns:



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# File 'lib/basho/region.rb', line 17

def prefectures
  prefecture_codes.map { |code| Prefecture.find(code) }
end