Haddock generation: Cabal macros not available

[snoyberg]

{-# LANGUAGE OverloadedStrings #-}
import IdeSession
import Data.Monoid

update = updateSourceFile "Main.hs"
    "{-# LANGUAGE CPP #-}\n\
    \#if MIN_VERSION_bytestring(0,10,0)\n\
    \main = return ()\n\
    \#endif" <>
     updateCodeGeneration True

main :: IO ()
main = do
    sess <- initSession defaultSessionInitParams defaultSessionConfig

    updateSession sess update print

    getSourceErrors sess >>= print

    ra <- runStmt sess "Main" "main"
    let loop = do
            eres <- runWait ra
            case eres of
                Left bs -> print bs >> loop
                Right res -> print res
    loop

    updateSession sess buildDoc print

    distdir <- getDistDir sess
    readFile (distdir ++ "/doc/ide-backend-doc.stdout") >>= print
    readFile (distdir ++ "/doc/ide-backend-doc.stderr") >>= print

Output:

$ runghc Main.hs 
[1 of 1] Compiling Main
[]
RunOk
""
"\ndist/build/tmp-28735/src/Main.hs:2:0:\n     error: missing binary operator before token \"(\"\n"

[Mikolaj]

May be related to #192.

[mgsloan]

I've verified that this is still a bug