Fix many typos

lib/GHCup/Errors.hs

@@ -524,7 +524,7 @@ data HTTPNotModified = HTTPNotModified Text
 
 instance Pretty HTTPNotModified where
   pPrint (HTTPNotModified etag) =
-    text "Remote resource not modifed, etag was:" <+> pPrint etag
+    text "Remote resource not modified, etag was:" <+> pPrint etag
 
 instance HFErrorProject HTTPNotModified where
   eBase _ = 240
@@ -819,7 +819,7 @@ instance Exception ParseError
 
 instance HFErrorProject ParseError where
   eBase _ = 500
-  eDesc _ = "A parse error occured."
+  eDesc _ = "A parse error occurred."
 
 
 data UnexpectedListLength = UnexpectedListLength String

lib/GHCup/GHC.hs

@@ -1102,8 +1102,8 @@ compileGHC targetGhc crossTarget ov bstrap jobs mbuildConfig patches aargs build
     let possible_files = if isWindows
                          then ((workdir </> "hadrian") </>) <$> ["build.bat"]
                          else ((workdir </> "hadrian") </>) <$> ["build", "build.sh"]
-    exsists <- forM possible_files (\f -> liftIO (doesFileExist f) <&> (,f))
-    case filter fst exsists of
+    exists <- forM possible_files (\f -> liftIO (doesFileExist f) <&> (,f))
+    case filter fst exists of
       [] -> throwE HadrianNotFound
       ((_, x):_) -> pure x
 

lib/GHCup/Platform.hs

@@ -8,7 +8,7 @@
 
 
 {-|
-Module      : GHCup.Plaform
+Module      : GHCup.Platform
 Description : Retrieving platform information
 Copyright   : (c) Julian Ospald, 2020
 License     : LGPL-3.0

lib/GHCup/Prelude/File/Posix.hs

@@ -240,7 +240,7 @@ recreateSymlink symsource newsym fail' = do
   createSymbolicLink sympoint newsym
 
 
--- copys files, recreates symlinks, fails on all other types
+-- copies files, recreates symlinks, fails on all other types
 install :: FilePath -> FilePath -> Bool -> IO ()
 install from to fail' = do
   fs <- PF.getSymbolicLinkStatus from

lib/GHCup/Prelude/Process/Posix.hs

@@ -148,7 +148,7 @@ execLogged exe args chdir lfile env = do
       void $ SPIB.fdWrite fileFd (bs' <> "\n")
       void $ SPIB.fdWrite stdOutput (bs' <> "\n")
 
-  -- Reads fdIn and logs the output in a continous scrolling area
+  -- Reads fdIn and logs the output in a continuous scrolling area
   -- of 'size' terminal lines. Also writes to a log file.
   printToRegion :: Fd -> Fd -> Int -> MVar Bool -> Bool -> IO ()
   printToRegion fileFd fdIn size pState no_color = do

lib/GHCup/Utils.hs

@@ -280,7 +280,7 @@ rmPlainHLS = do
     -----------------------------------
 
 
--- | Whether the given GHC versin is installed.
+-- | Whether the given GHC version is installed.
 ghcInstalled :: (MonadIO m, MonadReader env m, HasDirs env, MonadThrow m) => GHCTargetVersion -> m Bool
 ghcInstalled ver = do
   ghcdir <- ghcupGHCDir ver

lib/GHCup/Version.hs

@@ -31,7 +31,7 @@ import Data.Void (Void)
 
 -- | This reflects the API version of the YAML.
 --
--- Note that when updating this, CI requires that the file exsists AND the same file exists at
+-- Note that when updating this, CI requires that the file exists AND the same file exists at
 -- 'https://www.haskell.org/ghcup/exp/ghcup-<ver>.yaml' with some newlines added.
 ghcupURL :: URI
 ghcupURL = [uri|https://raw.githubusercontent.com/haskell/ghcup-metadata/master/ghcup-0.0.8.yaml|]