     if spec do
       print_spec(spec)
     else
-      IO.puts "No spec for #{inspect module}.#{function}/#{arity} has been found"
+      IO.puts "No specs for #{inspect module}.#{function}/#{arity} have been found"
     end
 
     :ok

    specs = lc spec inlist Kernel.Typespec.beam_specs(module), do: print_spec(spec)

    if specs == [] do
      IO.puts "No specs for #{inspect module} has been found"
    end

    :ok


  * `c/2` - compiles a file in the given path
  * `h/0`,`h/1`, `h/2` - prints help/documentation
  * `t/1`, `t/3` — prints type information
  * `s/1`, `s/3` — prints spec information
  * `m/0` - prints loaded modules
  * `r/0` - recompiles and reloads the given module's source file
  * `v/0` - prints all commands and values
