Dialyxir.Warnings.GuardFail (Dialyxir v1.4.3) View Source
The function guard either presents an impossible guard or the only calls will never succeed against the guards.
Example
defmodule Example do
def ok() do
ok(0)
end
defp ok(n) when n > 1 do
:ok
end
end
or
defmodule Example do
def ok() when 0 > 1 do
:ok
end
end