Packages

ex_cldr

0.8.2
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Common Locale Data Repository (CLDR) functions for Elixir to localize and format numbers, dates, lists, messages, languages, territories and units with support for over 700 locales for internationalized (i18n) and localized (L10N) applications.

Retired package: Deprecated

Current section

Files

Jump to
ex_cldr lib cldr plural_rules ordinal.ex
Raw

lib/cldr/plural_rules/ordinal.ex

defmodule Cldr.Number.Ordinal do
@moduledoc """
Implements ordinal plural rules for numbers.
"""
use Cldr.Number.PluralRule, :ordinal
alias Cldr.LanguageTag
@type operand :: non_neg_integer
# Generate the functions to process plural rules
@spec do_plural_rule(Cldr.locale, number, operand, operand, operand, operand, operand)
:: :one | :two | :few | :many | :other
# Function body is the AST of the function which needs to be injected
# into the function definition.
for locale_name <- @configured_locales do
function_body =
@rules
|> Map.get(locale_name)
|> rules_to_condition_statement(__MODULE__)
# This is the appropriate way to generate the function we're
# generating. However this will generate a lot of warnings
# about unused parameters since not all generated functions
# use all parameters.
# defp do_plural_rule(unquote(locale), n, i, v, w, f, t) do
# unquote(Macro.escape(function_body))
# end
# So we use this version which is a bit hacky. But we're only calling
# Code.eval_quoted during compile time so we'll live with it.
function = quote do
defp do_plural_rule(%LanguageTag{language: unquote(locale_name)}, n, i, v, w, f, t),
do: unquote(function_body)
end
Code.eval_quoted(function, [], __ENV__)
end
end