Remove unecessary digit/undigit clauses, closes #7187
Remove unecessary digit/undigit clauses, closes #7187

joshprice/elixir,ggcampinho/elixir,kimshrier/elixir,elixir-lang/elixir,kelvinst/elixir,lexmag/elixir,ggcampinho/elixir,lexmag/elixir,michalmuskala/elixir,pedrosnk/elixir,pedrosnk/elixir,gfvcastro/elixir,kelvinst/elixir,gfvcastro/elixir,kimshrier/elixir