Motivation

The user experiences of functional programming languages sucks. No doubt, this is a sad but true story for most functional programming (FP) languages. I personally thought that FP languages like Haskell offers a very unified and pure programming concepts (i.e. However, Haskell syntax is a mess (take a look at the grammar), there are a lot of edge cases (e.g. Of course this problem is not only limited to Haskell, similar problems can also be found in other FP languages like Erlang, F#, OCaml etc.