duckling/Duckling/Numeral/CS/Rules.hs
Julien Odent 6df3b26707 Numeral: common rule + supporting hindu-arabic numerals for Burmese
Summary:
* `ruleIntegerNumeric` was used in all languages but Burmese.
* it seems like the hindu-arabic numerals are slowly getting in Burmese (e.g. recent car plates)
* Moving the rule in `Duckling/Numeral/Common.hs`

Reviewed By: blandinw

Differential Revision: D6498349

fbshipit-source-id: e868dc9960f18f0781e4aa98a0dfcd14969537c9
2017-12-06 16:00:28 -08:00

65 lines
1.6 KiB
Haskell

-- Copyright (c) 2016-present, Facebook, Inc.
-- All rights reserved.
--
-- This source code is licensed under the BSD-style license found in the
-- LICENSE file in the root directory of this source tree. An additional grant
-- of patent rights can be found in the PATENTS file in the same directory.
{-# LANGUAGE GADTs #-}
{-# LANGUAGE OverloadedStrings #-}
module Duckling.Numeral.CS.Rules
( rules
) where
import Data.HashMap.Strict (HashMap)
import Data.Maybe
import Data.String
import Data.Text (Text)
import Prelude
import qualified Data.HashMap.Strict as HashMap
import qualified Data.Text as Text
import Duckling.Dimensions.Types
import Duckling.Numeral.Helpers
import Duckling.Numeral.Types (NumeralData (..))
import Duckling.Regex.Types
import Duckling.Types
import qualified Duckling.Numeral.Types as TNumeral
ruleNumeralMap :: HashMap Text Integer
ruleNumeralMap = HashMap.fromList
[ ( "nula", 0 )
, ( "jeden", 1 )
, ( "jedna", 1 )
, ( "jedno", 1 )
, ( "dva", 2 )
, ( "dv\x0115", 2 )
, ( "t\x0159i", 3 )
, ( "čty\x0159i", 4 )
, ( "p\x0115t", 5)
, ( "šest", 6)
, ( "sedm", 7)
, ( "osm", 8)
, ( "dev\x0115t", 9)
, ( "deset", 10)
]
ruleNumeral :: Rule
ruleNumeral = Rule
{ name = "number (0..10)"
, pattern =
[ regex "(nula|jed(en|n[ao])|dv(a|\x0115)|t(\x0159)i|(č)ty(\x0159)i|p(\x0115)t|(š)est|sedm|osm|dev(\x0115)t|deset)"
]
, prod = \tokens -> case tokens of
(Token RegexMatch (GroupMatch (match:_)):_) ->
HashMap.lookup (Text.toLower match) ruleNumeralMap >>= integer
_ -> Nothing
}
rules :: [Rule]
rules =
[ ruleNumeral
]