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0d7939b246
Summary: Duckling supports emails like "hey at things.com" but not "hey at things dot com". Let's add that. Reviewed By: patapizza Differential Revision: D6387471 fbshipit-source-id: 349a3a1ee55983daf5fda7579623f0c7bb32357f
43 lines
1.2 KiB
Haskell
43 lines
1.2 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. An additional grant
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-- of patent rights can be found in the PATENTS file in the same directory.
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{-# LANGUAGE GADTs #-}
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{-# LANGUAGE OverloadedStrings #-}
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module Duckling.Email.EN.Rules
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( rules ) where
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import Data.String
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import Prelude
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import qualified Data.Text as Text
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import Duckling.Dimensions.Types
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import Duckling.Email.Types (EmailData (..))
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import Duckling.Regex.Types
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import Duckling.Types
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import qualified Duckling.Email.Types as TEmail
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ruleEmailSpelledOut :: Rule
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ruleEmailSpelledOut = Rule
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{ name = "email spelled out"
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, pattern =
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[ regex "([\\w_+-]+(?:(?: dot |\\.)[\\w_+-]+){0,10})(?: at |@)([a-zA-Z]+(?:(?:\\.| dot )[\\w_-]+){1,10})"
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]
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, prod = \xs -> case xs of
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(Token RegexMatch (GroupMatch (m1:m2:_)):_) ->
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Just $ Token Email EmailData
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{ TEmail.value = Text.concat [replaceDots m1, "@", replaceDots m2] }
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where replaceDots = Text.replace " dot " "."
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_ -> Nothing
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}
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rules :: [Rule]
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rules =
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[ ruleEmailSpelledOut
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]
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