With emacs and haskell-mode, I just open a Haskell buffer, and C-c C-l (control-c control-l). This will reload that buffer into another buffer that runs GHCi, c

With emacs and haskell-mode, I just open a Haskell buffer, and C-c C-l (control-c control-l). This will reload that buffer into another buffer that runs GHCi, creating it if it doesn't exist and using the existing one if it does.