We are using maps all over the place in the server, and so far nothing has been annoying.
I gotta say though that lack of infix custom operators for the monadic bind is a pain.
I gotta say though that lack of infix custom operators for the monadic bind is a pain.
Also, Elixir supports macros and infix operator overloading - have you considered using it? If you know Erlang's stdlib and BEAM, switching to Elixir (and back) is almost painless. Not sure which monads you needed, but `with` macro is built-in, and it's a monadic bind for Option types (well, more or less). Adapting it for other monads shouldn't be hard.
write_file(Path, Data, Modes) ->
Modes1 = [binary, write | (Modes -- [binary, write])],
do([error_m ||
Bin <- make_binary(Data),
Hdl <- file:open(Path, Modes1),
Result <- return(do([error_m ||
file:write(Hdl, Bin),
file:sync(Hdl)])),
file:close(Hdl),
Result]).