I'm trying to get my head around the reason why the test file containing unit-tests which is defined as a module fails when run with stack build --test. Say having a simple test module defined fro...

I've written a series of test, using the automatic spec discovery feature of Hspec. I'm also using stack as my build tool. My test directory has the the Spec.hs file, along with the test files for...

Here's what I've got: spec :: Spec spec = do manager <- runIO newManager it "foo" $ do -- code that uses manager it "bar" $ do -- code that usees manager The docs for runIO suggest tha...