setlocal keymap=bqn setlocal commentstring=#%s setlocal matchpairs=(:),{:},[:],⟨:⟩ setlocal iskeyword=@,48-57,_,^×,^÷ setlocal ignorecase setlocal shiftwidth=2 tabstop=2 softtabstop=2 nn :cal bqn#t()