duckling/Duckling/Url/Rules.hs
Julien Odent bf89e34365 Relicense to BSD3
Reviewed By: JoelMarcey

Differential Revision: D15439223

fbshipit-source-id: c5af3cb06318748142fe503945b38beffadfc28a
2019-05-22 10:46:39 -07:00

64 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.
{-# LANGUAGE GADTs #-}
{-# LANGUAGE OverloadedStrings #-}
module Duckling.Url.Rules
( rules ) where
import Prelude
import Data.String
import Duckling.Dimensions.Types
import Duckling.Regex.Types
import Duckling.Types
import Duckling.Url.Helpers
ruleURL :: Rule
ruleURL = Rule
{ name = "url"
, pattern =
[ regex "((([a-zA-Z]+)://)?(w{2,3}[0-9]*\\.)?(([\\w_-]+\\.)+[a-z]{2,4})(:(\\d+))?(/[^?\\s#]*)?(\\?[^\\s#]+)?(#[\\-,*=&a-z0-9]+)?)"
]
, prod = \tokens -> case tokens of
(Token RegexMatch (GroupMatch (m:_:_protocol:_:domain:_:_:_port:_path:_query:_)):
_) -> Just . Token Url $ url m domain
_ -> Nothing
}
ruleLocalhost :: Rule
ruleLocalhost = Rule
{ name = "localhost"
, pattern =
[ regex "((([a-zA-Z]+)://)?localhost(:(\\d+))?(/[^?\\s#]*)?(\\?[^\\s#]+)?)"
]
, prod = \tokens -> case tokens of
(Token RegexMatch (GroupMatch (m:_:_protocol:_:_port:_path:_query:_)):_) ->
Just . Token Url $ url m "localhost"
_ -> Nothing
}
ruleLocalURL :: Rule
ruleLocalURL = Rule
{ name = "local url"
, pattern =
[ regex "(([a-zA-Z]+)://([\\w_-]+)(:(\\d+))?(/[^?\\s#]*)?(\\?[^\\s#]+)?)"
]
, prod = \tokens -> case tokens of
(Token RegexMatch (GroupMatch (m:_protocol:domain:_:_port:_path:_query:_)):
_) -> Just . Token Url $ url m domain
_ -> Nothing
}
rules :: [Rule]
rules =
[ ruleURL
, ruleLocalhost
, ruleLocalURL
]