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ex_cldr

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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.

Current section

Files

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ex_cldr lib cldr plural_rules compiler.ex
Raw

lib/cldr/plural_rules/compiler.ex

# http://unicode.org/reports/tr35/tr35-numbers.html#Language_Plural_Rules
defmodule Cldr.Number.PluralRule.Compiler do
@moduledoc """
Function to tokenize and parse a plural rule.
"""
@doc """
Tokenize a plural rule definition.
Using a leex lexer, tokenize a rule definition
"""
def tokenize(definition) when is_binary(definition) do
definition
|> String.to_charlist
|> :plural_rules_lexer.string
end
@doc """
Parse a plural rule definition.
Using a yexx lexer, parse a rule definition into an Elixir
AST that can then be `unquoted` into a function definition.
"""
def parse(tokens) when is_list(tokens) do
:plural_rules_parser.parse tokens
end
def parse(definition) when is_binary(definition) do
{:ok, tokens, _end_line} = tokenize(definition)
tokens |> :plural_rules_parser.parse
end
end