diff --git a/code/week04/.devcontainer/devcontainer.json b/code/week04/.devcontainer/devcontainer.json new file mode 100644 index 0000000..68c9010 --- /dev/null +++ b/code/week04/.devcontainer/devcontainer.json @@ -0,0 +1,21 @@ +{ + "name": "Plutus Starter Project", + "image": "plutus-devcontainer:latest", + + "mounts": [ + // This shares cabal's remote repository state with the host. We don't mount the whole of '.cabal', because + // 1. '.cabal/config' contains absolute paths that will only make sense on the host, and + // 2. '.cabal/store' is not necessarily portable to different version of cabal etc. + "source=${localEnv:HOME}/.cabal/packages,target=/root/.cabal/packages,type=bind,consistency=cached", + ], + + "settings": { + // Note: don't change from bash so it runs .bashrc + "terminal.integrated.shell.linux": "/bin/bash" + }, + + // IDs of extensions inside container + "extensions": [ + "haskell.haskell" + ], +} diff --git a/code/week04/.gitignore b/code/week04/.gitignore new file mode 100644 index 0000000..c33954f --- /dev/null +++ b/code/week04/.gitignore @@ -0,0 +1 @@ +dist-newstyle/ diff --git a/code/week04/LICENSE b/code/week04/LICENSE new file mode 100644 index 0000000..261eeb9 --- /dev/null +++ b/code/week04/LICENSE @@ -0,0 +1,201 @@ + Apache License + Version 2.0, January 2004 + http://www.apache.org/licenses/ + + TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION + + 1. 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Make sure to +-- re-update this section from the template when you do an upgrade. + +package eventful-sql-common + ghc-options: -XDerivingStrategies -XStandaloneDeriving -XUndecidableInstances -XDataKinds -XFlexibleInstances + +allow-newer: + -- Has a commit to allow newer aeson, not on Hackage yet + monoidal-containers:aeson + -- Pins to an old version of Template Haskell, unclear if/when it will be updated + , size-based:template-haskell + + -- The following two dependencies are needed by plutus. + , eventful-sql-common:persistent + , eventful-sql-common:persistent-template + +constraints: + -- aws-lambda-haskell-runtime-wai doesn't compile with newer versions + aws-lambda-haskell-runtime <= 3.0.3 + +-- Needs some patches, but upstream seems to be fairly dead (no activity in > 1 year) +source-repository-package + type: git + location: https://github.com/shmish111/purescript-bridge.git + tag: 6a92d7853ea514be8b70bab5e72077bf5a510596 + +source-repository-package + type: git + location: https://github.com/shmish111/servant-purescript.git + tag: a76104490499aa72d40c2790d10e9383e0dbde63 + +source-repository-package + type: git + location: https://github.com/input-output-hk/cardano-crypto.git + tag: f73079303f663e028288f9f4a9e08bcca39a923e + +-- Needs a fix (https://github.com/wenkokke/unlit/pull/11) and a Hackage release +source-repository-package + type: git + location: https://github.com/michaelpj/unlit.git + tag: 9ca1112093c5ffd356fc99c7dafa080e686dd748 + +source-repository-package + type: git + location: https://github.com/input-output-hk/cardano-base + tag: 4251c0bb6e4f443f00231d28f5f70d42876da055 + subdir: + binary + binary/test + slotting + cardano-crypto-class + cardano-crypto-praos + +source-repository-package + type: git + location: https://github.com/input-output-hk/cardano-prelude + tag: ee4e7b547a991876e6b05ba542f4e62909f4a571 + subdir: + cardano-prelude + cardano-prelude-test + +source-repository-package + type: git + location: https://github.com/input-output-hk/ouroboros-network + tag: 6cb9052bde39472a0555d19ade8a42da63d3e904 + subdir: + typed-protocols + typed-protocols-examples + ouroboros-network + ouroboros-network-testing + ouroboros-network-framework + io-sim + io-sim-classes + network-mux + Win32-network + +source-repository-package + type: git + location: https://github.com/input-output-hk/iohk-monitoring-framework + tag: a89c38ed5825ba17ca79fddb85651007753d699d + subdir: + iohk-monitoring + tracer-transformers + contra-tracer + plugins/backend-ekg + +source-repository-package + type: git + location: https://github.com/input-output-hk/cardano-ledger-specs + tag: 097890495cbb0e8b62106bcd090a5721c3f4b36f + subdir: + byron/chain/executable-spec + byron/crypto + byron/crypto/test + byron/ledger/executable-spec + byron/ledger/impl + byron/ledger/impl/test + semantics/executable-spec + semantics/small-steps-test + shelley/chain-and-ledger/dependencies/non-integer + shelley/chain-and-ledger/executable-spec + shelley-ma/impl + +source-repository-package + type: git + location: https://github.com/input-output-hk/goblins + tag: cde90a2b27f79187ca8310b6549331e59595e7ba diff --git a/code/week04/hie.yaml b/code/week04/hie.yaml new file mode 100644 index 0000000..6a400ef --- /dev/null +++ b/code/week04/hie.yaml @@ -0,0 +1,6 @@ +cradle: + cabal: + - path: "./src" + component: "lib:plutus-pioneer-program-week04" + - path: "./app/hello.hs" + component: "exe:hello" diff --git a/code/week04/plutus-pioneer-program-week04.cabal b/code/week04/plutus-pioneer-program-week04.cabal new file mode 100644 index 0000000..ab7f35d --- /dev/null +++ b/code/week04/plutus-pioneer-program-week04.cabal @@ -0,0 +1,36 @@ +Cabal-Version: 2.4 +Name: plutus-pioneer-program-week04 +Version: 0.1.0.0 +Author: Lars Bruenjes +Maintainer: brunjlar@gmail.com +Build-Type: Simple +Copyright: © 2021 Lars Bruenjes +License: Apache-2.0 +License-files: LICENSE + +library + hs-source-dirs: src + exposed-modules: Week04.Either + , Week04.Maybe + , Week04.State + , Week04.Trace + build-depends: aeson + , base ^>=4.14.1.0 + , containers + , freer-extras + , playground-common + , plutus-contract + , plutus-ledger + , plutus-ledger-api + , plutus-tx-plugin + , plutus-tx + , text + default-language: Haskell2010 + ghc-options: -Wall -fobject-code -fno-ignore-interface-pragmas -fno-omit-interface-pragmas -fno-strictness -fno-spec-constr -fno-specialise + +executable hello + hs-source-dirs: app + main-is: hello.hs + build-depends: base ^>=4.14.1.0 + default-language: Haskell2010 + ghc-options: -Wall -O2 diff --git a/code/week04/src/Week04/Either.hs b/code/week04/src/Week04/Either.hs new file mode 100644 index 0000000..f05af36 --- /dev/null +++ b/code/week04/src/Week04/Either.hs @@ -0,0 +1,27 @@ +module Week04.Either where + +import Text.Read (readMaybe) + +readEither :: Read a => String -> Either String a +readEither s = case readMaybe s of + Nothing -> Left $ "can't parse: " ++ s + Just a -> Right a + +foo :: String -> String -> String -> Either String Int +foo x y z = case readEither x of + Left err -> Left err + Right k -> case readEither y of + Left err -> Left err + Right l -> case readEither z of + Left err -> Left err + Right m -> Right (k + l + m) + +bindEither :: Either String a -> (a -> Either String b) -> Either String b +bindEither (Left err) _ = Left err +bindEither (Right x) f = f x + +foo' :: String -> String -> String -> Either String Int +foo' x y z = readEither x `bindEither` \k -> + readEither y `bindEither` \l -> + readEither z `bindEither` \m -> + Right (k + l + m) diff --git a/code/week04/src/Week04/Maybe.hs b/code/week04/src/Week04/Maybe.hs new file mode 100644 index 0000000..b5f4dd6 --- /dev/null +++ b/code/week04/src/Week04/Maybe.hs @@ -0,0 +1,22 @@ +module Week04.Maybe where + +import Text.Read (readMaybe) + +foo :: String -> String -> String -> Maybe Int +foo x y z = case readMaybe x of + Nothing -> Nothing + Just k -> case readMaybe y of + Nothing -> Nothing + Just l -> case readMaybe z of + Nothing -> Nothing + Just m -> Just (k + l + m) + +bindMaybe :: Maybe a -> (a -> Maybe b) -> Maybe b +bindMaybe Nothing _ = Nothing +bindMaybe (Just x) f = f x + +foo' :: String -> String -> String -> Maybe Int +foo' x y z = readMaybe x `bindMaybe` \k -> + readMaybe y `bindMaybe` \l -> + readMaybe z `bindMaybe` \m -> + Just (k + l + m) diff --git a/code/week04/src/Week04/State.hs b/code/week04/src/Week04/State.hs new file mode 100644 index 0000000..54e10ce --- /dev/null +++ b/code/week04/src/Week04/State.hs @@ -0,0 +1,2 @@ +module Week04.State where + diff --git a/code/week04/src/Week04/Trace.hs b/code/week04/src/Week04/Trace.hs new file mode 100644 index 0000000..e405510 --- /dev/null +++ b/code/week04/src/Week04/Trace.hs @@ -0,0 +1,26 @@ +module Week04.Trace where + +import Control.Monad.Freer.Extras as Extras +import Data.Functor (void) +import Data.Text (Text) +import Plutus.Contract as Contract +import Plutus.Trace.Emulator as Emulator +import Wallet.Emulator.Wallet + +test :: IO () +test = runEmulatorTraceIO myTrace + +myTrace :: EmulatorTrace () +myTrace = do + h <- activateContractWallet (Wallet 1) myContract + void $ Emulator.waitNSlots 1 + xs <- Emulator.observableState h + Extras.logInfo $ show xs + + +myContract :: Contract [Int] BlockchainActions Text () +myContract = do + Contract.logInfo "logging..." + tell [1] + void $ Contract.waitNSlots 10 + myContract