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https://github.com/facebook/duckling.git
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0527be1ce0
Summary: Adding locale rules for ES Numeral because Spain use "," as decimal but south american country use "." as decimal. Wiki: https://en.wikipedia.org/wiki/Decimal_separator Reviewed By: haoxuany Differential Revision: D20040111 fbshipit-source-id: e2a4bfc2928df19976ef98e90ee82e7d21b52313
145 lines
2.5 KiB
Haskell
145 lines
2.5 KiB
Haskell
-- Copyright (c) 2016-present, Facebook, Inc.
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-- All rights reserved.
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--
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-- This source code is licensed under the BSD-style license found in the
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-- LICENSE file in the root directory of this source tree.
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{-# LANGUAGE DeriveAnyClass #-}
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{-# LANGUAGE DeriveGeneric #-}
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{-# LANGUAGE NoRebindableSyntax #-}
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module Duckling.Locale
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( Lang(..)
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, Locale(..)
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, Region
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( AU
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, BE
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, BZ
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, CA
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, CL
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, CN
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, CO
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, GB
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, HK
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, IE
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, IN
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, JM
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, MO
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, MX
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, NZ
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, PE
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, PH
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, TT
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, TW
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, US
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, VE
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, ZA
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)
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, allLocales
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, makeLocale
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) where
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import Data.HashMap.Strict (HashMap)
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import qualified Data.HashMap.Strict as HashMap
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import Data.HashSet (HashSet)
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import qualified Data.HashSet as HashSet
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import Data.Hashable
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import GHC.Generics
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import Prelude
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import TextShow (TextShow)
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import qualified TextShow as TS
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import Duckling.Region hiding
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( AR
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, ES
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, NL
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)
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import qualified Duckling.Region as R
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( Region
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( AR
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, ES
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, NL
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)
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)
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-- | ISO 639-1 Language.
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-- See https://en.wikipedia.org/wiki/List_of_ISO_639-1_codes
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data Lang
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= AF
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| AR
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| BG
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| BN
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| CS
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| DA
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| DE
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| EL
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| EN
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| ES
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| ET
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| FI
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| FR
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| GA
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| HE
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| HI
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| HR
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| HU
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| ID
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| IS
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| IT
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| JA
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| KA
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| KN
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| KM
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| KO
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| LO
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| ML
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| MN
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| MY
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| NB
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| NE
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| NL
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| PL
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| PT
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| RO
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| RU
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| SK
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| SV
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| SW
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| TA
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| TH
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| TR
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| UK
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| VI
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| ZH
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deriving (Bounded, Enum, Eq, Generic, Hashable, Ord, Read, Show)
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instance TextShow Lang where
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showb = TS.fromString . show
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data Locale = Locale Lang (Maybe Region)
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deriving (Eq, Generic, Hashable, Ord)
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instance Show Locale where
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show (Locale lang Nothing) = show lang ++ "_XX"
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show (Locale lang (Just region)) = show lang ++ "_" ++ show region
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instance TextShow Locale where
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showb = TS.fromString . show
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makeLocale :: Lang -> Maybe Region -> Locale
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makeLocale lang Nothing = Locale lang Nothing
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makeLocale lang (Just region)
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| HashSet.member region locales = Locale lang $ Just region
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| otherwise = Locale lang Nothing
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where
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locales = HashMap.lookupDefault HashSet.empty lang allLocales
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allLocales :: HashMap Lang (HashSet Region)
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allLocales =
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HashMap.fromList
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[ (EN, HashSet.fromList [AU, BZ, CA, GB, IN, IE, JM, NZ, PH, ZA, TT, US])
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, (ES, HashSet.fromList [R.AR, CL, CO, R.ES, MX, PE, VE])
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, (NL, HashSet.fromList [BE, R.NL])
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, (ZH, HashSet.fromList [CN, HK, MO, TW])
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]
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