mirror of
https://github.com/idris-lang/Idris2.git
synced 2024-12-18 08:42:11 +03:00
84 lines
2.3 KiB
Idris
84 lines
2.3 KiB
Idris
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module Main
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import Channel
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import Linear
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data Cmd = Add | Append
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Utils : Protocol ()
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Utils
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= do cmd <- Request Cmd
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case cmd of
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Add => do Request (Int, Int)
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Respond Int
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Done
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Append => do Request (String, String)
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Respond String
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Done
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utilServer : (1 chan : Server Utils) -> Any IO ()
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utilServer chan
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= do cmd @@ chan <- recv chan
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case cmd of
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Add => do (x, y) @@ chan <- recv chan
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chan <- send chan (x + y)
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close chan
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Append => do (x, y) @@ chan <- recv chan
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chan <- send chan (x ++ y)
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close chan
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MakeUtils : Protocol ()
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MakeUtils = do cmd <- Request Bool
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if cmd
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then do Respond (Client Utils); Loop MakeUtils
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else Done
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sendUtils : (1 chan : Server MakeUtils) -> Any IO ()
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sendUtils chan
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= do cmd @@ chan <- recv chan
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if cmd
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then do cchan <- Channel.fork utilServer
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chan <- send chan cchan
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sendUtils chan
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else close chan
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getUtilsChan : (1 chan : Client MakeUtils) ->
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One IO (Client Utils, Client MakeUtils)
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getUtilsChan chan
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= do chan <- send chan True
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cchan @@ chan <- recv chan
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pure (cchan, chan)
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closeUtilsChan : (1 chan : Client MakeUtils) ->
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Any IO ()
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closeUtilsChan chan
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= do chan <- send chan False
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close chan
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doThings : Any IO ()
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doThings
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= do -- lift $ printLn "Starting"
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schan <- Channel.fork sendUtils
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res <- getUtilsChan schan
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let (uchan1, schan) = res
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lift $ printLn "Got Chan 1"
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(uchan2, schan) <- getUtilsChan schan
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lift $ printLn "Got Chan 2"
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closeUtilsChan schan
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uchan1 <- send uchan1 Add
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uchan2 <- send uchan2 Append
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uchan2 <- send uchan2 ("aaa", "bbb")
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res @@ uchan2 <- recv uchan2
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close uchan2
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lift $ printLn res
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uchan1 <- send uchan1 (40, 54)
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res @@ uchan1 <- recv uchan1
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close uchan1
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lift $ printLn res
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main : IO ()
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main = run doThings
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