Not in scope: type constructor or class ‘JSArray’ about jsaddle HOT 5 CLOSED

--  While building package jsaddle-0.2.1.0 using:
      /Users/erik/.stack/setup-exe-cache/setup-Simple-Cabal-1.22.4.0-x86_64-osx-ghcjs-0.2.0.20151029_ghc-7.10.2 --builddir=.stack-work/dist/x86_64-osx/Cabal-1.22.4.0_ghcjs build --ghc-options " -ddump-hi -ddump-to-file"
    Process exited with code: ExitFailure 1
    Logs have been written to: /Users/erik/code/haskell/MyProj/WebClient/.stack-work/logs/jsaddle-0.2.1.0.log

    Configuring jsaddle-0.2.1.0...
    Building jsaddle-0.2.1.0...
    Preprocessing library jsaddle-0.2.1.0...
    [ 1 of 12] Compiling Language.Javascript.JSaddle.Types ( src/Language/Javascript/JSaddle/Types.hs, .stack-work/dist/x86_64-osx/Cabal-1.22.4.0_ghcjs/build/Language/Javascript/JSaddle/Types.js_o )

    src/Language/Javascript/JSaddle/Types.hs:41:22:
        Not in scope: type constructor or class ‘JSArray’