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fix sample code in comment

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This commit is contained in:
Tony Hannan 2010-07-27 18:01:05 -04:00
parent 2568f9e530
commit cc93011c13
1 changed files with 14 additions and 13 deletions
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27
Database/MongoDB.hs
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@ -1,18 +1,19 @@
{- |
Client interface to MongoDB server(s).
Simple example:
Simple example below. Use with language extension /OvererloadedStrings/.
>
> {-# LANGUAGE OverloadedStrings #-}
>
> import Database.MongoDB
> import Data.UString (u)
> import Control.Monad.Trans (liftIO)
>
> main = do
> e <- connect (server "127.0.0.1")
> conn <- either (fail . show) return e
> e <- runConn run conn
> either (fail . show) return e
> ee <- runNet $ do
> conn <- connect (host "127.0.0.1")
> runConn run conn
> print ee
>
> run = useDb "baseball" $ do
> clearTeams
@ -24,16 +25,16 @@ Simple example:
> clearTeams = delete (select [] "team")
>
> insertTeams = insertMany "team" [
> ["name" =: "Yankees", "home" =: ["city" =: "New York", "state" =: "NY"], "league" =: "American"],
> ["name" =: "Mets", "home" =: ["city" =: "New York", "state" =: "NY"], "league" =: "National"],
> ["name" =: "Phillies", "home" =: ["city" =: "Philadelphia", "state" =: "PA"], "league" =: "National"],
> ["name" =: "Red Sox", "home" =: ["city" =: "Boston", "state" =: "MA"], "league" =: "American"] ]
> ["name" =: u"Yankees", "home" =: ["city" =: u"New York", "state" =: u"NY"], "league" =: u"American"],
> ["name" =: u"Mets", "home" =: ["city" =: u"New York", "state" =: u"NY"], "league" =: u"National"],
> ["name" =: u"Phillies", "home" =: ["city" =: u"Philadelphia", "state" =: u"PA"], "league" =: u"National"],
> ["name" =: u"Red Sox", "home" =: ["city" =: u"Boston", "state" =: u"MA"], "league" =: u"American"] ]
>
> allTeams = rest =<< find (select [] "team") {sort = ["city" =: 1]}
> allTeams = rest =<< find (select [] "team") {sort = ["city" =: (1 :: Int)]}
>
> nationalLeagueTeams = rest =<< find (select ["league" =: "National"] "team")
> nationalLeagueTeams = rest =<< find (select ["league" =: u"National"] "team")
>
> newYorkTeams = rest =<< find (select ["home.state" =: "NY"] "team") {project = ["name" =: 1, "league" =: 1]}
> newYorkTeams = rest =<< find (select ["home.state" =: u"NY"] "team") {project = ["name" =: (1 :: Int), "league" =: (1 :: Int)]}
>
> print' title docs = liftIO $ putStrLn title >> mapM_ print docs
-}