defmodule Cldr.Territory do
@moduledoc """
Supports the CLDR Territories definitions which provide the localization of many
territories.
"""
@moduledoc since: "1.0.0"
alias Cldr.LanguageTag
@styles [:short, :standard, :variant]
@territory_containment Cldr.Config.territory_containers()
@territory_info Cldr.Config.territories()
@subdivision_aliases Map.new(Map.fetch!(Cldr.Config.aliases(), :subdivision), fn
{k, <<v::binary>>} -> {:"#{k}", :"#{v}"}
{k, v} -> {:"#{k}", Enum.map(v, &:"#{&1}")}
end)
@doc """
Returns a list of available styles.
## Example
iex> Cldr.Territory.available_styles()
[:short, :standard, :variant]
"""
@doc since: "1.0.0"
@spec available_styles() :: [:short | :standard | :variant]
def available_styles(), do: @styles
@doc """
Returns a map of available subdivision aliases.
## Example
iex#> Cldr.Territory.subdivision_aliases()
%{:uspr => :PR}
"""
@doc since: "2.8.0"
@spec subdivision_aliases() :: map()
def subdivision_aliases(), do: @subdivision_aliases
@doc """
Returns the available territories for a given locale.
* `locale` is any configured locale. See `Cldr.known_locale_names/1`.
The default is `Cldr.get_locale/1`
## Example
=> Cldr.Territory.available_territories(TestBackend.Cldr)
[:"001", :"002", :"003", :"005", :"009", :"011", :"013", :"014", :"015", :"017",
:"018", :"019", :"021", :"029", :"030", :"034", :"035", :"039", :"053", :"054",
:"057", :"061", :"142", :"143", :"145", :"150", :"151", :"154", :"155", :"202",
:"419", :AC, :AD, :AE, :AF, :AG, :AI, :AL, :AM, :AO, :AQ, :AR, :AS, :AT, :AU,
:AW, :AX, :AZ, :BA, :BB, ...]
"""
@doc since: "2.0.0"
@spec available_territories(Cldr.backend()) :: [atom()]
def available_territories(backend), do: Module.concat(backend, Territory).available_territories()
@doc """
Returns the available territory subdivisions for a given locale.
* `locale` is any configured locale. See `Cldr.known_locale_names/1`.
The default is `Cldr.get_locale/1`
## Example
=> Cldr.Territory.available_subdivisions(TestBackend.Cldr)
["ad02", "ad03", "ad04", "ad05", "ad06", "ad07", "ad08", ...]
"""
@doc since: "2.2.0"
@spec available_subdivisions(Cldr.backend()) :: [atom()]
def available_subdivisions(backend), do: Module.concat(backend, Territory).available_subdivisions()
@doc """
Returns a map of all known territories in a given locale.
* `locale` is any configured locale. See `Cldr.known_locale_names/1`.
The default is `Cldr.get_locale/1`
## Example
=> Cldr.Territory.known_territories(TestBackend.Cldr)
%{SN: %{standard: "Senegal"}, "061": %{standard: "Polynesia"},
BH: %{standard: "Bahrain"}, TM: %{standard: "Turkmenistan"},
"009": %{standard: "Oceania"}, CW: %{standard: "Curaçao"},
FR: %{standard: "France"}, TN: %{standard: "Tunisia"},
FI: %{standard: "Finland"}, BF: %{standard: "Burkina Faso"},
"155": %{standard: "Western Europe"}, GL: %{standard: "Greenland"},
VI: %{standard: "U.S. Virgin Islands"}, ZW: %{standard: "Zimbabwe"},
AR: %{standard: "Argentina"}, SG: %{standard: "Singapore"},
SZ: %{standard: "Swaziland"}, ID: %{standard: "Indonesia"},
NR: %{standard: "Nauru"}, RW: %{standard: "Rwanda"},
TR: %{standard: "Turkey"}, IS: %{standard: "Iceland"},
ME: %{standard: "Montenegro"}, AW: %{standard: "Aruba"},
PY: %{standard: "Paraguay"}, "145": %{standard: "Western Asia"},
CG: %{standard: "Congo - Brazzaville", variant: "Congo (Republic)"},
LT: %{standard: "Lithuania"}, SA: %{standard: "Saudi Arabia"},
MZ: %{standard: "Mozambique"}, NU: %{standard: "Niue"},
NG: %{standard: "Nigeria"}, CK: %{standard: "Cook Islands"},
ZM: %{standard: "Zambia"}, LK: %{standard: "Sri Lanka"},
UY: %{standard: "Uruguay"}, YE: %{standard: "Yemen"},
"011": %{standard: "Western Africa"},
CC: %{standard: "Cocos (Keeling) Islands"}, BY: %{standard: "Belarus"},
IL: %{standard: "Israel"}, KY: %{standard: "Cayman Islands"},
GN: %{standard: "Guinea"}, VN: %{standard: "Vietnam"},
PE: %{standard: "Peru"}, HU: %{standard: "Hungary"},
HN: %{standard: "Honduras"}, GI: %{standard: "Gibraltar"},
"142": %{standard: "Asia"}, "029": %{...}, ...}
"""
@doc since: "2.0.0"
@spec known_territories(Cldr.backend()) :: map() | {:error, {module(), String.t()}}
def known_territories(backend), do: Module.concat(backend, Territory).known_territories()
@doc """
Returns a map of all known territory subdivisions in a given locale.
* `locale` is any configured locale. See `Cldr.known_locale_names/1`.
The default is `Cldr.get_locale/1`
## Example
=> Cldr.Territory.known_subdivisions(TestBackend.Cldr)
%{
"ad02" => "Canillo",
"ad03" => "Encamp",
"ad04" => "La Massana",
"ad05" => "Ordino",
"ad06" => "Sant Julià de Lòria",
"ad07" => "Andorra la Vella",
...
"""
@doc since: "2.0.0"
@spec known_subdivisions(Cldr.backend()) :: map() | {:error, {module(), String.t()}}
def known_subdivisions(backend), do: Module.concat(backend, Territory).known_subdivisions()
@doc """
Returns a list of subdivisions of a given territory.
## Example
=> Cldr.Territory.known_territory_subdivisions(:GB, TestBackend.Cldr)
{:ok, ["gbabc", "gbabd", "gbabe", "gbagb", "gbagy", "gband", "gbann",
"gbans", "gbbas", "gbbbd", "gbbdf", "gbbdg", "gbben", "gbbex", "gbbfs",
"gbbge", "gbbgw", "gbbir", "gbbkm", "gbbmh", "gbbne", "gbbnh", "gbbns",
"gbbol", "gbbpl", "gbbrc", "gbbrd", "gbbry", "gbbst", "gbbur", "gbcam",
"gbcay", "gbcbf", "gbccg", "gbcgn", "gbche", "gbchw", "gbcld", "gbclk",
"gbcma", "gbcmd", "gbcmn", "gbcon", "gbcov", "gbcrf", "gbcry", "gbcwy",
"gbdal", "gbdby", "gbden", ...]}
"""
@doc since: "2.2.0"
@spec known_territory_subdivisions(atom() | String.t() | LanguageTag.t(), Cldr.backend()) :: {:ok, [String.t()]} | {:error, {module(), String.t()}}
def known_territory_subdivisions(territory_code, backend), do: Module.concat(backend, Territory).known_territory_subdivisions(territory_code)
@doc """
Returns the display name for the given territory code.
Returns `{:ok, String.t}` if successful, otherwise `{:error, reason}`.
* `options` are:
* `locale` is any configured locale. See `Cldr.known_locale_names/1`.
The default is `Cldr.get_locale/1`
* `backend` is any Cldr backend module. The default is
`Cldr.default_backend!/0`
* `style` is one of those returned by `Cldr.Territory.available_styles/0`.
The current styles are `:short`, `:standard` and `:variant`.
The default is `:standard`
If no `:backend` option is specified and no default backend is
configured an exception will be raised.
## Example
iex> Cldr.Territory.display_name(:GB, backend: TestBackend.Cldr)
{:ok, "United Kingdom"}
iex> Cldr.put_default_backend(TestBackend.Cldr)
iex> Cldr.Territory.display_name(:GB)
{:ok, "United Kingdom"}
iex> Cldr.Territory.display_name(:GB, locale: "pt")
{:ok, "Reino Unido"}
"""
@doc since: "2.7.0"
@spec display_name(atom() | String.t() | LanguageTag.t(), Keyword.t()) :: {:ok, String.t()} | {:error, {module(), String.t()}}
def display_name(territory, options \\ []), do: from_territory_code(territory, Keyword.get_lazy(options, :backend, &Cldr.default_backend!/0), options)
@doc """
Localized string for the given territory code.
Returns `{:ok, String.t}` if successful, otherwise `{:error, reason}`.
* `options` are:
* `locale` is any configured locale. See `Cldr.known_locale_names/1`.
The default is `Cldr.get_locale/1`
* `style` is one of those returned by `Cldr.Territory.available_styles/0`.
The current styles are `:short`, `:standard` and `:variant`.
The default is `:standard`
## Example
iex> Cldr.Territory.from_territory_code(:GB, TestBackend.Cldr)
{:ok, "United Kingdom"}
iex> Cldr.Territory.from_territory_code(:GB, TestBackend.Cldr, [style: :short])
{:ok, "UK"}
iex> Cldr.Territory.from_territory_code(:GB, TestBackend.Cldr, [style: :ZZZ])
{:error, {Cldr.UnknownStyleError, "The style :ZZZ is unknown"}}
iex> Cldr.Territory.from_territory_code(:GB, TestBackend.Cldr, [style: "ZZZ"])
{:error, {Cldr.UnknownStyleError, "The style \\"ZZZ\\" is unknown"}}
iex> Cldr.Territory.from_territory_code(:GB, TestBackend.Cldr, [locale: "pt"])
{:ok, "Reino Unido"}
iex> Cldr.Territory.from_territory_code(:GB, TestBackend.Cldr, [locale: :zzz])
{:error, {Cldr.InvalidLanguageError, "The language \\"zzz\\" is invalid"}}
iex> Cldr.Territory.from_territory_code(:GB, TestBackend.Cldr, [locale: "zzz"])
{:error, {Cldr.InvalidLanguageError, "The language \\"zzz\\" is invalid"}}
"""
@doc since: "2.0.0"
@spec from_territory_code(atom() | String.t() | LanguageTag.t(), Cldr.backend(), Keyword.t()) :: {:ok, String.t()} | {:error, {module(), String.t()}}
def from_territory_code(code, backend, options \\ []), do: Module.concat(backend, Territory).from_territory_code(code, Keyword.merge([locale: Cldr.get_locale(), style: :standard], options))
@doc """
Localized string for the given subdivision code.
Returns `{:ok, String.t}` if successful, otherwise `{:error, reason}`.
* `options` are:
* `locale` is any configured locale. See `Cldr.known_locale_names/1`.
The default is `Cldr.get_locale/1`
* `style` is one of those returned by `Cldr.Territory.available_styles/0`.
The current styles are `:short`, `:standard` and `:variant`.
The default is `:standard`
## Example
iex> #{inspect __MODULE__}.from_subdivision_code("gbcma", TestBackend.Cldr, locale: "en")
{:ok, "Cumbria"}
iex> #{inspect __MODULE__}.from_subdivision_code("gbcma", TestBackend.Cldr, locale: "pl")
{:ok, "Kumbria"}
iex> #{inspect __MODULE__}.from_subdivision_code("gbcma", TestBackend.Cldr, locale: "bs")
{:error, {Cldr.UnknownSubdivisionError, "No subdivision translation for :gbcma could be found in locale :bs"}}
iex> #{inspect __MODULE__}.from_subdivision_code("invalid", TestBackend.Cldr, locale: "en")
{:error, {Cldr.UnknownTerritoryError, "The territory \\"invalid\\" is unknown"}}
iex> #{inspect __MODULE__}.from_subdivision_code("gbcma", TestBackend.Cldr, [locale: :zzz])
{:error, {Cldr.InvalidLanguageError, "The language \\"zzz\\" is invalid"}}
iex> #{inspect __MODULE__}.from_subdivision_code("gbcma", TestBackend.Cldr, [locale: "zzz"])
{:error, {Cldr.InvalidLanguageError, "The language \\"zzz\\" is invalid"}}
"""
@doc since: "2.2.0"
@spec from_subdivision_code(String.t(), Cldr.backend(), Keyword.t()) :: {:ok, String.t()} | {:error, {module(), String.t()}}
def from_subdivision_code(code, backend, options \\ []), do: Module.concat(backend, Territory).from_subdivision_code(code, Keyword.merge([locale: Cldr.get_locale(), style: :standard], options))
@doc """
The same as `from_territory_code/2`, but raises an exception if it fails.
## Example
iex> Cldr.Territory.from_territory_code!(:GB, TestBackend.Cldr)
"United Kingdom"
iex> Cldr.Territory.from_territory_code!(:GB, TestBackend.Cldr, [style: :short])
"UK"
iex> Cldr.Territory.from_territory_code!(:GB, TestBackend.Cldr, [locale: "pt"])
"Reino Unido"
"""
@doc since: "2.0.0"
@spec from_territory_code!(atom() | String.t() | LanguageTag.t(), Cldr.backend(), Keyword.t()) :: String.t()
def from_territory_code!(code, backend, options \\ []), do: Module.concat(backend, Territory).from_territory_code!(code, Keyword.merge([locale: Cldr.get_locale(), style: :standard], options))
@doc """
The same as `from_subdivision_code/2`, but raises an exception if it fails.
## Example
iex> #{inspect __MODULE__}.from_subdivision_code!("gbcma", TestBackend.Cldr, locale: "en")
"Cumbria"
iex> #{inspect __MODULE__}.from_subdivision_code!("gbcma", TestBackend.Cldr, locale: "pl")
"Kumbria"
"""
@doc since: "2.2.0"
@spec from_subdivision_code!(String.t(), Cldr.backend(), Keyword.t()) :: String.t()
def from_subdivision_code!(code, backend, options \\ []), do: Module.concat(backend, Territory).from_subdivision_code!(code, Keyword.merge([locale: Cldr.get_locale(), style: :standard], options))
@doc """
Localized string for the given `LanguageTag.t`.
Returns `{:ok, String.t}` if successful, otherwise `{:error, reason}`.
* `options` are:
* `style` is one of those returned by `Cldr.Territory.available_styles/0`.
The current styles are `:short`, `:standard` and `:variant`.
The default is `:standard`
## Example
iex> Cldr.Territory.from_language_tag(Cldr.get_locale(TestBackend.Cldr), TestBackend.Cldr)
{:ok, "world"}
iex> Cldr.Territory.from_language_tag(Cldr.get_locale(TestBackend.Cldr), TestBackend.Cldr, [style: :short])
{:error, {Cldr.UnknownStyleError, "The style :short is unknown"}}
iex> Cldr.Territory.from_language_tag(Cldr.get_locale(TestBackend.Cldr), TestBackend.Cldr, [style: :ZZZ])
{:error, {Cldr.UnknownStyleError, "The style :ZZZ is unknown"}}
iex> Cldr.Territory.from_language_tag(Cldr.get_locale(TestBackend.Cldr), TestBackend.Cldr, [style: "ZZZ"])
{:error, {Cldr.UnknownStyleError, "The style \\"ZZZ\\" is unknown"}}
"""
@doc since: "2.0.0"
@spec from_language_tag(LanguageTag.t(), Cldr.backend(), Keyword.t()) :: {:ok, String.t()} | {:error, {module(), String.t()}}
def from_language_tag(language_tag, backend, options \\ []), do: Module.concat(backend, Territory).from_language_tag(language_tag, Keyword.merge([style: :standard], options))
@doc """
The same as `from_language_tag/2`, but raises an exception if it fails.
## Example
iex> Cldr.Territory.from_language_tag!(Cldr.get_locale(TestBackend.Cldr), TestBackend.Cldr)
"world"
"""
@doc since: "2.0.0"
@spec from_language_tag!(LanguageTag.t(), Cldr.backend(), Keyword.t()) :: String.t()
def from_language_tag!(language_tag, backend, options \\ []), do: Module.concat(backend, Territory).from_language_tag!(language_tag, Keyword.merge([style: :standard], options))
@doc """
Translate a localized string from one locale to another.
Returns `{:ok, result}` if successful, otherwise `{:error, reason}`.
* `to_locale` is any configured locale. See `Cldr.known_locale_names/1`.
The default is `Cldr.get_locale/0`
## Example
iex> Cldr.Territory.translate_territory("Reino Unido", "pt", TestBackend.Cldr)
{:ok, "United Kingdom"}
iex> Cldr.Territory.translate_territory("United Kingdom", "en", TestBackend.Cldr, "pt")
{:ok, "Reino Unido"}
iex> Cldr.Territory.translate_territory("Reino Unido", :zzz, TestBackend.Cldr)
{:error, {Cldr.InvalidLanguageError, "The language \\"zzz\\" is invalid"}}
iex> Cldr.Territory.translate_territory("United Kingdom", "en", TestBackend.Cldr, "zzz")
{:error, {Cldr.InvalidLanguageError, "The language \\"zzz\\" is invalid"}}
"""
@doc since: "2.0.0"
@spec translate_territory(String.t(), String.t() | LanguageTag.t(), Cldr.backend(), String.t() | LanguageTag.t(), atom()) :: {:ok, String.t()} | {:error, {module(), String.t()}}
def translate_territory(localized_string, from_locale, backend \\ Cldr.default_backend!(), to_locale \\ Cldr.get_locale(), style \\ :standard), do: Module.concat(backend, Territory).translate_territory(localized_string, from_locale, to_locale, style)
@doc """
Translate a localized string from one locale to another.
Returns `{:ok, String.t}` if successful, otherwise `{:error, reason}`.
* `to_locale` is any configured locale. See `Cldr.known_locale_names/1`.
The default is `Cldr.get_locale/0`
## Example
iex> #{inspect __MODULE__}.translate_subdivision("Cumbria", "en", TestBackend.Cldr, "pl")
{:ok, "Kumbria"}
iex> #{inspect __MODULE__}.translate_subdivision("Cumbria", "en", TestBackend.Cldr, "bs")
{:error, {Cldr.UnknownSubdivisionError, "No subdivision translation for :gbcma could be found in locale :bs"}}
iex> #{inspect __MODULE__}.translate_subdivision("Cumbria", :zzz, TestBackend.Cldr)
{:error, {Cldr.InvalidLanguageError, "The language \\"zzz\\" is invalid"}}
iex> #{inspect __MODULE__}.translate_subdivision("Cumbria", "en", TestBackend.Cldr, "zzz")
{:error, {Cldr.InvalidLanguageError, "The language \\"zzz\\" is invalid"}}
"""
@doc since: "2.2.0"
@spec translate_subdivision(String.t(), String.t() | LanguageTag.t(), Cldr.backend(), String.t() | LanguageTag.t(), atom()) :: {:ok, String.t()} | {:error, {module(), String.t()}}
def translate_subdivision(localized_string, from_locale, backend, to_locale \\ Cldr.get_locale(), style \\ :standard), do: Module.concat(backend, Territory).translate_subdivision(localized_string, from_locale, to_locale, style)
@doc """
The same as `translate_territory/3`, but raises an exception if it fails.
## Example
iex> Cldr.Territory.translate_territory!("Reino Unido", "pt", TestBackend.Cldr)
"United Kingdom"
iex> Cldr.Territory.translate_territory!("United Kingdom", "en", TestBackend.Cldr, "pt")
"Reino Unido"
"""
@doc since: "2.0.0"
@spec translate_territory!(String.t(), String.t() | LanguageTag.t(), Cldr.backend(), String.t() | LanguageTag.t(), atom()) :: String.t()
def translate_territory!(localized_string, from_locale, backend \\ Cldr.default_backend!(), to_locale \\ Cldr.get_locale(), style \\ :standard), do: Module.concat(backend, Territory).translate_territory!(localized_string, from_locale, to_locale, style)
@doc """
The same as `translate_subdivision/3`, but raises an exception if it fails.
## Example
iex> #{inspect __MODULE__}.translate_subdivision!("Cumbria", "en", TestBackend.Cldr, "pl")
"Kumbria"
#=> #{inspect __MODULE__}.translate_subdivision!("Cumbria", "en", TestBackend.Cldr, "bs")
** (Cldr.UnknownSubdivisionError) The locale "bs" has no translation for "gbcma".
"""
@doc since: "2.2.0"
@spec translate_subdivision!(String.t(), String.t() | LanguageTag.t(), Cldr.backend(), String.t() | LanguageTag.t(), atom()) :: String.t()
def translate_subdivision!(localized_string, from_locale, backend, to_locale \\ Cldr.get_locale(), style \\ :standard), do: Module.concat(backend, Territory).translate_subdivision!(localized_string, from_locale, to_locale, style)
@doc """
Translate a LanguageTag.t into a localized string from one locale to another.
Returns `{:ok, String.t}` if successful, otherwise `{:error, reason}`.
* `options` are:
* `locale` is any configured locale. See `Cldr.known_locale_names/1`.
The default is `Cldr.get_locale/0`
* `style` is one of those returned by `Cldr.Territory.available_styles/0`.
The current styles are `:short`, `:standard` and `:variant`.
The default is `:standard`
## Example
iex> Cldr.Territory.translate_language_tag(Cldr.get_locale(), TestBackend.Cldr)
{:ok, "world"}
iex> Cldr.Territory.translate_language_tag(Cldr.get_locale(), TestBackend.Cldr, [locale: Cldr.Locale.new!("pt", TestBackend.Cldr)])
{:ok, "Mundo"}
"""
@doc since: "2.0.0"
@spec translate_language_tag(LanguageTag.t(), Cldr.backend(), Keyword.t()) :: {:ok, String.t()} | {:error, {module(), String.t()}}
def translate_language_tag(from_locale, backend \\ Cldr.default_backend!(), options \\ []) do
Module.concat(backend, Territory).translate_language_tag(from_locale, Keyword.merge([locale: Cldr.get_locale(), style: :standard], options))
end
@doc """
The same as `translate_language_tag/2`, but raises an exception if it fails.
## Example
iex> Cldr.Territory.translate_language_tag!(Cldr.get_locale(), TestBackend.Cldr)
"world"
iex> Cldr.Territory.translate_language_tag!(Cldr.get_locale(), TestBackend.Cldr, [locale: Cldr.Locale.new!("pt", TestBackend.Cldr)])
"Mundo"
"""
@doc since: "2.0.0"
@spec translate_language_tag!(LanguageTag.t(), Cldr.backend(), Keyword.t()) :: String.t()
def translate_language_tag!(from_locale, backend \\ Cldr.default_backend!(), options \\ []) do
Module.concat(backend, Territory).translate_language_tag!(from_locale, Keyword.merge([locale: Cldr.get_locale(), style: :standard], options))
end
@doc """
Lists parent(s) for the given territory code.
Returns `{:ok, list}` if successful, otherwise `{:error, reason}`.
* `options` are:
* `as: :atom`
* `as: :binary`
* `as: :charlist`
## Example
iex> Cldr.Territory.parent(:GB)
{:ok, [:"154", :UN]}
iex> Cldr.Territory.parent(:ZZZ)
{:error, {Cldr.UnknownTerritoryError, "The territory :ZZZ is unknown"}}
iex> Cldr.Territory.parent(Cldr.get_locale())
{:error, {Cldr.UnknownChildrenError, "The territory :\\"001\\" has no parent(s)"}}
"""
@doc since: "1.0.0"
@spec parent(atom() | String.t() | LanguageTag.t(), Keyword.t()) :: {:ok, [atom() | LanguageTag.t() | charlist()]} | {:error, {module(), String.t()}}
def parent(territory_code, options \\ [])
def parent(%LanguageTag{territory: territory_code}, options), do: parent(territory_code, options)
for code <- [:UN, :EU, :EZ] do
def parent(unquote(code), options), do: {:ok, [as(:"001", options)]}
end
def parent(territory_code, options) do
with {:ok, code} <- Cldr.validate_territory(territory_code),
[_ | _] = parents <- Enum.sort(for {parent, children} <- @territory_containment, code in children, do: as(parent, options)) do
{:ok, parents}
else
[] -> {:error, {Cldr.UnknownChildrenError, "The territory #{inspect territory_code} has no parent(s)"}}
error -> error
end
end
@doc """
The same as `parent/2`, but raises an exception if it fails.
* `options` are:
* `as: :atom`
* `as: :binary`
* `as: :charlist`
## Example
iex> Cldr.Territory.parent!(:GB)
[:"154", :UN]
"""
@doc since: "1.0.0"
@spec parent!(atom() | String.t() | LanguageTag.t(), Keyword.t()) :: [atom() | LanguageTag.t() | charlist()]
def parent!(territory_code, options \\ []) do
case parent(territory_code, options) do
{:error, {exception, msg}} -> raise exception, msg
{:ok, result} -> result
end
end
@doc """
Lists children(s) for the given territory code.
Returns `{:ok, list}` if successful, otherwise `{:error, reason}`.
* `options` are:
* `as: :atom`
* `as: :binary`
* `as: :charlist`
## Example
iex> Cldr.Territory.children(:EU)
{:ok,
[:AT, :BE, :CY, :CZ, :DE, :DK, :EE, :ES, :FI, :FR, :GR, :HR, :HU, :IE,
:IT, :LT, :LU, :LV, :MT, :NL, :PL, :PT, :SE, :SI, :SK, :BG, :RO]}
iex> Cldr.Territory.children(:ZZZ)
{:error, {Cldr.UnknownTerritoryError, "The territory :ZZZ is unknown"}}
iex> Cldr.Territory.children(:GB)
{:error, {Cldr.UnknownParentError, "The territory :GB has no children"}}
"""
@doc since: "1.0.0"
@spec children(atom() | String.t() | LanguageTag.t(), Keyword.t()) :: {:ok, [atom() | LanguageTag.t() | charlist()]} | {:error, {module(), String.t()}}
def children(territory_code, options \\ [])
def children(%LanguageTag{territory: territory_code}, options), do: children(territory_code, options)
def children(territory_code, options) do
with {:ok, code} <- Cldr.validate_territory(territory_code),
%{^code => [_ | _] = children} <- @territory_containment do
{:ok, Enum.map(children, &as(&1, options))}
else
%{} -> {:error, {Cldr.UnknownParentError, "The territory #{inspect territory_code} has no children"}}
error -> error
end
end
@doc """
The same as `children/2`, but raises an exception if it fails.
* `options` are:
* `as: :atom`
* `as: :binary`
* `as: :charlist`
## Example
iex> Cldr.Territory.children!(:EU)
[:AT, :BE, :CY, :CZ, :DE, :DK, :EE, :ES, :FI, :FR, :GR, :HR, :HU, :IE, :IT,
:LT, :LU, :LV, :MT, :NL, :PL, :PT, :SE, :SI, :SK, :BG, :RO]
"""
@doc since: "1.0.0"
@spec children!(atom() | String.t() | LanguageTag.t(), Keyword.t()) :: [atom() | LanguageTag.t() | charlist()]
def children!(territory_code, options \\ []) do
case children(territory_code, options) do
{:error, {exception, msg}} -> raise exception, msg
{:ok, result} -> result
end
end
@doc """
Checks relationship between two territories, where the first argument is the `parent` and second the `child`.
Returns `true` if successful, otherwise `false`.
## Example
iex> Cldr.Territory.contains?(:EU, :DK)
true
iex> Cldr.Territory.contains?(:DK, :EU)
false
"""
@doc since: "1.0.0"
@spec contains?(atom() | LanguageTag.t(), atom() | LanguageTag.t()) :: boolean()
def contains?(%LanguageTag{territory: parent}, child), do: contains?(parent, child)
def contains?(parent, %LanguageTag{territory: child}), do: contains?(parent, child)
def contains?(parent, child) do
case @territory_containment do
%{^parent => children} -> child in children
_ -> false
end
end
@doc """
Maps territory info for the given territory code.
Returns `{:ok, map}` if successful, otherwise `{:error, reason}`.
## Example
iex> Cldr.Territory.info(:GB)
{:ok,
%{
currency: [GBP: %{from: ~D[1694-07-27]}],
gdp: 2925000000000,
language_population: %{
"ar" => %{population_percent: 0.3},
"bn" => %{population_percent: 0.4},
"cy" => %{official_status: "official_regional", population_percent: 1.3},
"de" => %{population_percent: 9},
"en" => %{official_status: "official", population_percent: 98},
"es" => %{population_percent: 8},
"fr" => %{population_percent: 23},
"ga" => %{official_status: "official_regional", population_percent: 0.15},
"gd" => %{
official_status: "official_regional",
population_percent: 0.11,
writing_percent: 5
},
"gu" => %{population_percent: 2.9},
"it" => %{population_percent: 0.2},
"kw" => %{population_percent: 0.003},
"lt" => %{population_percent: 0.2},
"pa" => %{population_percent: 3.6},
"pl" => %{population_percent: 4},
"pt" => %{population_percent: 0.2},
"sco" => %{population_percent: 2.5, writing_percent: 5},
"so" => %{population_percent: 0.2},
"ta" => %{population_percent: 3.2},
"tr" => %{population_percent: 0.2},
"ur" => %{population_percent: 3.5},
"zh-Hant" => %{population_percent: 0.3},
"en-Shaw" => %{population_percent: 0}
},
literacy_percent: 99,
measurement_system: %{
default: :uksystem,
paper_size: :a4,
temperature: :uksystem
},
population: 65761100
}}
"""
@doc since: "1.0.0"
@spec info(atom() | LanguageTag.t()) :: {:ok, map()} | {:error, {module(), String.t()}}
def info(%LanguageTag{territory: territory_code}), do: info(territory_code)
def info(territory_code) do
case Cldr.validate_territory(territory_code) do
{:error, reason} -> {:error, reason}
{:ok, code} -> {:ok, @territory_info[code]}
end
end
@doc """
The same as `info/1`, but raises an exception if it fails.
## Example
iex> Cldr.Territory.info!(:GB)
%{
currency: [GBP: %{from: ~D[1694-07-27]}],
gdp: 2925000000000,
language_population: %{
"ar" => %{population_percent: 0.3},
"bn" => %{population_percent: 0.4},
"cy" => %{official_status: "official_regional", population_percent: 1.3},
"de" => %{population_percent: 9},
"en" => %{official_status: "official", population_percent: 98},
"es" => %{population_percent: 8},
"fr" => %{population_percent: 23},
"ga" => %{official_status: "official_regional", population_percent: 0.15},
"gd" => %{
official_status: "official_regional",
population_percent: 0.11,
writing_percent: 5
},
"gu" => %{population_percent: 2.9},
"it" => %{population_percent: 0.2},
"kw" => %{population_percent: 0.003},
"lt" => %{population_percent: 0.2},
"pa" => %{population_percent: 3.6},
"pl" => %{population_percent: 4},
"pt" => %{population_percent: 0.2},
"sco" => %{population_percent: 2.5, writing_percent: 5},
"so" => %{population_percent: 0.2},
"ta" => %{population_percent: 3.2},
"tr" => %{population_percent: 0.2},
"ur" => %{population_percent: 3.5},
"zh-Hant" => %{population_percent: 0.3},
"en-Shaw" => %{population_percent: 0}
},
literacy_percent: 99,
measurement_system: %{
default: :uksystem,
paper_size: :a4,
temperature: :uksystem
},
population: 65761100
}
"""
@doc since: "1.0.0"
@spec info!(atom() | LanguageTag.t()) :: map()
def info!(territory_code) do
case info(territory_code) do
{:error, {exception, msg}} -> raise exception, msg
{:ok, result} -> result
end
end
@doc """
Unicode flag for the given territory code.
Returns `{:ok, flag}` if successful, otherwise `{:error, reason}`.
## Example
iex> Cldr.Territory.to_unicode_flag(:US)
{:ok, "🇺🇸"}
iex> Cldr.Territory.to_unicode_flag(:EZ)
{:error, {Cldr.UnknownFlagError, "The territory :EZ has no flag"}}
"""
@doc since: "1.0.0"
@spec to_unicode_flag(atom() | String.t() | LanguageTag.t()) :: {:ok, String.t()} | {:error, {module(), String.t()}}
def to_unicode_flag(%LanguageTag{territory: territory_code}), do: to_unicode_flag(territory_code)
def to_unicode_flag(territory_code) do
with {:ok, code} <- Cldr.validate_territory(territory_code),
true <- flag_exists?(code) do
{:ok, Enum.map_join('#{territory_code}', "", &to_unicode_font/1)}
else
false -> {:error, {Cldr.UnknownFlagError, "The territory #{inspect territory_code} has no flag"}}
error -> error
end
end
@doc """
The same as `to_unicode_flag/1`, but raises an exception if it fails.
## Example
iex> Cldr.Territory.to_unicode_flag!(:US)
"🇺🇸"
"""
@doc since: "1.0.0"
@spec to_unicode_flag!(atom() | String.t() | LanguageTag.t()) :: String.t()
def to_unicode_flag!(territory_code) do
case to_unicode_flag(territory_code) do
{:error, {exception, msg}} -> raise exception, msg
{:ok, result} -> result
end
end
# https://en.wikipedia.org/wiki/Regional_Indicator_Symbol
defp flag_exists?(territory_code) do
:"001"
|> children!()
|> Enum.flat_map(fn c -> Enum.flat_map(children!(c), &children!/1) end)
|> Enum.concat([:EU, :UN])
|> Enum.member?(territory_code)
end
# Generates functions that returns the unicode font for A-Z
for number <- ?A..?Z do
defp to_unicode_font(unquote(number)), do: [127400 + unquote(number) - 3]
end
@doc """
A helper method to get a territory's currency code
if a territory has multiply currencies then the oldest active currency is returned.
Returns `{:ok, code}` if successful, otherwise `{:error, reason}`.
* `options` are:
* `as: :atom`
* `as: :binary`
* `as: :charlist`
## Example
iex> Cldr.Territory.to_currency_code(:US)
{:ok, :USD}
iex> Cldr.Territory.to_currency_code("cu")
{:ok, :CUP}
"""
@doc since: "1.2.0"
@spec to_currency_code(atom() | String.t() | LanguageTag.t(), Keyword.t()) :: {:ok, atom() | String.t() | charlist()} | {:error, {module(), String.t()}}
def to_currency_code(territory_code, options \\ [])
def to_currency_code(%LanguageTag{territory: territory_code}, options), do: to_currency_code(territory_code, options)
def to_currency_code(territory_code, options) do
case to_currency_codes(territory_code, options) do
{:error, reason} -> {:error, reason}
{:ok, [code | _]} -> {:ok, code}
end
end
@doc """
The same as `to_currency_code/2`, but raises an exception if it fails.
* `options` are:
* `as: :atom`
* `as: :binary`
* `as: :charlist`
## Example
iex> Cldr.Territory.to_currency_code!(:US)
:USD
iex> Cldr.Territory.to_currency_code!(:US, as: :charlist)
'USD'
iex> Cldr.Territory.to_currency_code!("PS")
:ILS
iex> Cldr.Territory.to_currency_code!("PS", as: :binary)
"ILS"
"""
@doc since: "1.2.0"
@spec to_currency_code!(atom() | String.t() | LanguageTag.t(), Keyword.t()) :: atom() | String.t() | charlist()
def to_currency_code!(territory_code, options \\ [])
def to_currency_code!(%LanguageTag{territory: territory_code}, options), do: to_currency_code!(territory_code, options)
def to_currency_code!(territory_code, options) do
case to_currency_code(territory_code, options) do
{:error, {exception, msg}} -> raise exception, msg
{:ok, result} -> result
end
end
@doc """
A helper method to get a territory's currency codes.
Returns `{:ok, list}` if successful, otherwise `{:error, reason}`.
* `options` are:
* `as: :atom`
* `as: :binary`
* `as: :charlist`
## Example
iex> Cldr.Territory.to_currency_codes(:US)
{:ok, [:USD]}
iex> Cldr.Territory.to_currency_codes("cu")
{:ok, [:CUP, :CUC]}
"""
@doc since: "1.2.0"
@spec to_currency_codes(atom() | String.t() | LanguageTag.t(), Keyword.t()) :: {:ok, [atom() | String.t() | charlist()]} | {:error, {module(), String.t()}}
def to_currency_codes(territory_code, options \\ [])
def to_currency_codes(territory_code, options) do
case info(territory_code) do
{:error, reason} -> {:error, reason}
{:ok, %{currency: currency}} -> {:ok, (for {k, meta} <- currency, !Map.has_key?(meta, :tender) and !Map.has_key?(meta, :to), do: {as(k, options), meta})
|> Enum.sort(&(elem(&1, 1).from < elem(&2, 1).from))
|> Enum.map(&elem(&1, 0))}
end
end
@doc """
The same as `to_currency_codes/2`, but raises an exception if it fails.
* `options` are:
* `as: :atom`
* `as: :binary`
* `as: :charlist`
## Example
iex> Cldr.Territory.to_currency_codes!(:US)
[:USD]
iex> Cldr.Territory.to_currency_codes!(:US, as: :charlist)
['USD']
iex> Cldr.Territory.to_currency_codes!("PS")
[:ILS, :JOD]
iex> Cldr.Territory.to_currency_codes!("PS", as: :binary)
["ILS", "JOD"]
"""
@doc since: "1.2.0"
@spec to_currency_codes!(atom() | String.t() | LanguageTag.t(), Keyword.t()) :: [atom() | String.t() | charlist()]
def to_currency_codes!(territory_code, options \\ [])
def to_currency_codes!(territory_code, options) do
case to_currency_codes(territory_code, options) do
{:error, {exception, msg}} -> raise exception, msg
{:ok, result} -> result
end
end
@regions ["005", "011", "013", "014", "015", "017",
"018", "021", "029", "030", "034", "035",
"039", "053", "054", "057", "061", "143",
"145", "151", "154", "155"]
@doc """
Returns a list of country codes.
* `options` are:
* `as: :atom`
* `as: :binary`
* `as: :charlist`
## Example
=> Cldr.Territory.country_codes()
[:AD, :AE, :AF, :AG, :AI, :AL, :AM, :AO, :AR, :AS, :AT, :AU, :AW,
:AX, :AZ, :BA, :BB, :BD, :BE, :BF, :BG, :BH, :BI, :BJ, :BL, :BM,
:BN, :BO, :BQ, :BR, :BS, :BT, :BV, :BW, :BY, :BZ, :CA, :CC, :CD,
:CF, :CG, :CH, :CI, :CK, :CL, :CM, :CN, :CO, :CR, :CU, ...]
"""
@doc since: "1.2.0"
@spec country_codes(Keyword.t()) :: [atom() | String.t() | charlist()]
def country_codes(options \\ []) do
@regions
|> Enum.flat_map(&children!/1)
|> Enum.sort()
|> Enum.map(&as(&1, options))
end
@doc false
def normalize_name(string) do
string
|> String.downcase()
|> String.replace(" & ", "")
|> String.replace(".", "")
|> String.replace(~r/(\s)+/u, "\\1")
end
defp as(value, [as: :atom]), do: :"#{value}"
defp as(value, [as: :binary]), do: "#{value}"
defp as(value, [as: :charlist]), do: '#{value}'
defp as(value, _options), do: as(value, [as: :atom])
end