organised library for p2prc; moved Error, Environment and JSON logic to their own files

haskell/lib/Error.hs

@@ -0,0 +1,17 @@
+module Error where
+
+
+data Error
+  = MkUnknownError String
+  | MkErrorSpawningProcess String
+  | MkSystemError Int String String
+  deriving Show
+
+type IOEitherError a = IO (Either Error a)
+
+assignError :: String -> Error
+assignError = MkUnknownError
+--
+-- TODO: add megaparsec to parse Error Messages
+--
+-- TODO: add error when internet connection is off