hlint options can be specified from ghc-hlint-options.

Lint.hs

@@ -6,9 +6,9 @@ import Language.Haskell.HLint
 import Types
 
 lintSyntax :: Options -> String -> IO String
-lintSyntax _ file = pretty <$> lint file
+lintSyntax opt file = pretty <$> lint opt file
   where
     pretty = unlines . map (concat . intersperse "\0" . lines)
 
-lint :: String -> IO [String]
-lint file = map show <$> hlint [file, "--quiet", "--ignore=Use camelCase"]
+lint :: Options -> String -> IO [String]
+lint opt file = map show <$> hlint ([file, "--quiet"] ++ hlintOpts opt)