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support for shell commands inside iris #124

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support for shell commands inside iris #124

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c556051
shell command support
Jun 6, 2023
69209cf
support for shell commands inside iris
Jun 6, 2023
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33 changes: 27 additions & 6 deletions src/Iris/Browse.hs
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Original file line number Diff line number Diff line change
Expand Up @@ -15,11 +15,13 @@ module Iris.Browse (
BrowseException (..),
) where

import Control.Exception (Exception, throwIO)
import System.Directory (findExecutable)
import System.Environment (lookupEnv)
import System.Info (os)
import System.Process (callCommand, showCommandForUser)
import Control.Exception (Exception, throwIO)
import System.Directory (findExecutable)
import System.Environment (lookupEnv)
import System.Info (os)
import System.IO (hPutStrLn, stderr)
import System.Process (callCommand, callProcess, readProcess,
showCommandForUser)

{- | Exception thrown by 'openInBrowser'.

Expand Down Expand Up @@ -73,7 +75,7 @@ openInBrowser file =
]
case browserExe of
Just browser -> runCommand browser [file]
Nothing -> throwIO $ BrowserNotFoundException curOs
Nothing -> throwIO $ BrowserNotFoundException curOs

-- | Execute a command with arguments.
runCommand :: FilePath -> [String] -> IO ()
Expand All @@ -89,3 +91,22 @@ findFirstExecutable = \case
findExecutable exe >>= \case
Nothing -> findFirstExecutable exes
Just path -> pure $ Just path

shell :: FilePath -> [String] -> IO ()
shell cmd args = do
hPutStrLn stderr $ "⚙ " ++ cmd ++ " " ++ unwords args
callProcess cmd args

-- | Run the command but don't print it
shellSilent :: FilePath -> [String] -> IO ()
shellSilent cmd args = callProcess cmd args

-- | Run the command, don't print it and return its stdout
shellRetSilent :: FilePath -> [String] -> IO String
shellRetSilent cmd args = readProcess cmd args ""

-- | Run the command, print it with prompt to stderr and return its stdout
shellRet :: FilePath -> [String] -> IO String
shellRet cmd args = do
hPutStrLn stderr $ "⚙ " ++ cmd ++ " " ++ unwords args
shellRetSilent cmd args