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Prettified CLI usage output.

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This commit is contained in:
Martin Sosic 2021-02-09 11:19:29 +01:00
parent e7669f3dc3
commit e32bca9007
1 changed files with 45 additions and 28 deletions
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73
waspc/cli/Main.hs
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@ -6,6 +6,7 @@ import Control.Monad (void)
import Data.Version (showVersion)
import Paths_waspc (version)
import System.Environment
import Data.Char (isSpace)
import Command (runCommand)
import Command.Build (build)
@ -17,6 +18,7 @@ import Command.Db (runDbCommand, studio)
import Command.Db.Migrate (migrateSave, migrateUp)
import Command.Start (start)
import qualified Command.Telemetry as Telemetry
import qualified Util.Terminal as Term
main :: IO ()
@ -53,23 +55,26 @@ main = do
printUsage :: IO ()
printUsage = putStrLn $ unlines
[ "Usage:"
, " wasp <command> [command-args]"
, ""
, "Commands:"
, " new <project-name>"
, " start"
, " clean"
, " db <commmand> [command-args]"
, " build"
, " version"
, ""
, "Examples:"
, " wasp new MyApp"
, " wasp start"
, " wasp db migrate-save \"init\""
, ""
, "Documentation is available at https://wasp-lang.dev/docs ."
[ title "USAGE"
, " wasp <command> [command-args]"
, ""
, title "COMMANDS"
, title " GENERAL"
, cmd " new <project-name> Creates new Wasp project."
, cmd " version Prints current version of CLI."
, title " IN PROJECT"
, cmd " start Runs Wasp app in development mode, watching for file changes."
, cmd " db <db-cmd> [args] Executes a database command. Run 'wasp db' for more info."
, cmd " clean Deletes all generated code and other cached artifacts. Wasp equivalent of 'have you tried closing and opening it again?'."
, cmd " build Generates full web app code, ready for deployment. Use when deploying or ejecting."
, ""
, title "EXAMPLES"
, " wasp new MyApp"
, " wasp start"
, " wasp db migrate-save \"init\""
, ""
, Term.applyStyles [Term.Green] "Docs:" ++ " https://wasp-lang.dev/docs"
, Term.applyStyles [Term.Magenta] "Discord (chat):" ++ " https://discord.gg/rzdnErX"
]
printVersion :: IO ()
@ -85,15 +90,27 @@ dbCli args = case args of
printDbUsage :: IO ()
printDbUsage = putStrLn $ unlines
[ "Usage:"
, " wasp db <command> [command-args]"
, ""
, "Commands:"
, " migrate-save <migration-name>"
, " migrate-up"
, " studio"
, ""
, "Examples:"
, " wasp db migrate-save \"Added description field.\""
, " wasp db migrate-up"
[ title "USAGE"
, " wasp db <command> [command-args]"
, ""
, title "COMMANDS"
, cmd " migrate-save <migration-name> Saves a migration for updating to current schema."
, cmd " migrate-up Applies all migrations, updating your db to the current schema."
, cmd " studio GUI for inspecting your database."
, ""
, title "EXAMPLES"
, " wasp db migrate-save \"Added description field.\""
, " wasp db migrate-up"
]
title :: String -> String
title = Term.applyStyles [Term.Bold]
cmd :: String -> String
cmd = mapFirstWord (Term.applyStyles [Term.Yellow, Term.Bold])
mapFirstWord :: (String -> String) -> String -> String
mapFirstWord f s = beforeFirstWord ++ f firstWord ++ afterFirstWord
where
(beforeFirstWord, firstWordAndAfter) = span isSpace s
(firstWord, afterFirstWord) = break isSpace firstWordAndAfter