Fixed interal consistency error on elixir 1.10.4

README.md

@@ -9,7 +9,7 @@ The package can be installed by adding `base32h` to your list of dependencies in
 ```elixir
 def deps do
   [
-    {:base32h, "~> 0.3.0"}
+    {:base32h, "~> 0.3.1"}
   ]
 end
 ```

lib/base32h.ex

@@ -74,7 +74,7 @@ defmodule Base32H do
       "WELLH0WDYPARDNER"
   """
   @spec encode_bin(binary()) :: String.t()
-  def encode_bin(<<bin::binary>> = bin) do
+  def encode_bin(bin) when is_binary(bin) do
     padded = add_padding(bin, 5, 0)
 
     for <<chunk::binary-size(5) <- padded>> do
@@ -93,7 +93,7 @@ defmodule Base32H do
       8_675_309
   """
   @spec decode(String.t()) :: non_neg_integer()
-  def decode(<<str::binary>> = str) do
+  def decode(str) when is_binary(str) do
     str
     |> String.to_charlist()
     |> Enum.reduce(0, fn c, acc -> acc * 32 + Map.fetch!(@decode_map, c) end)
@@ -106,7 +106,7 @@ defmodule Base32H do
       <<0, 0, 0, 8, 6, 7, 5, 3, 0, 9>>
   """
   @spec decode_bin(String.t()) :: binary()
-  def decode_bin(<<str::binary>> = str) do
+  def decode_bin(str) when is_binary(str) do
     binary_size = (div(String.length(str) - 1, 8) + 1) * 5
     <<decode(str)::size(binary_size)-unit(8)>>
   end

mix.exs

@@ -4,7 +4,7 @@ defmodule Base32H.MixProject do
   def project do
     [
       app: :base32h,
-      version: "0.3.0",
+      version: "0.3.1",
       elixir: "~> 1.8",
       start_permanent: Mix.env() == :prod,
       deps: deps(),
@@ -26,7 +26,7 @@ defmodule Base32H.MixProject do
   defp deps do
     [
       {:ex_doc, "~> 0.22", only: :dev, runtime: false}
-      # {:dep_from_hexpm, "~> 0.3.0"},
+      # {:dep_from_hexpm, "~> 0.3.1"},
       # {:dep_from_git, git: "https://github.com/elixir-lang/my_dep.git", tag: "0.1.0"}
     ]
   end

shell.nix

@@ -5,5 +5,5 @@ let
   inherit (pkgs.lib) optional optionals;
 in pkgs.mkShell {
   buildInputs =
-    [ jechol-nur.beam.all.packages.erlang_22_0.elixirs.elixir_1_10_0 ];
+    [ jechol-nur.beam.all.packages.erlang_23_0.elixirs.elixir_1_10_4 ];
 }