-module(glethers@block).
-compile([no_auto_import, nowarn_unused_vars, nowarn_unused_function, nowarn_nomatch]).

-export([to_string/1]).
-export_type([block/0]).

-type block() :: latest | {number, integer()}.

-spec to_string(block()) -> binary().
to_string(Block) ->
    case Block of
        latest ->
            <<"latest"/utf8>>;

        {number, N} ->
            gleam@int:to_string(N)
    end.