Fix failing tests

2 files changed, 9 insertions, 5 deletions

diff --git a/lib/elixir/lib/enum.ex b/lib/elixir/lib/enum.ex
index 3ca01d5c1..28d669d8b 100644
--- a/lib/elixir/lib/enum.ex
+++ b/lib/elixir/lib/enum.ex
@@ -510,7 +510,7 @@ defmodule Enum do
   ## Examples
 
       iex> Enum.dedup_by([{1, :a}, {2, :b}, {2, :c}, {1, :a}], fn {x, _} -> x end)
-      [{1, :x}, {2, :y}, {1, :a}]
+      [{1, :a}, {2, :b}, {1, :a}]
 
       iex> Enum.dedup_by([5, 1, 2, 3, 2, 1], fn x -> x > 2 end)
       [5, 1, 3, 2]
@@ -1223,12 +1223,12 @@ defmodule Enum do
 
       iex> Enum.member?(1..10, 5)
       true
-      ...> Enum.member?(1..10, 5.0)
+      iex> Enum.member?(1..10, 5.0)
       false
 
       iex> Enum.member?([1.0, 2.0, 3.0], 2)
       false
-      ...> Enum.member?([1.0, 2.0, 3.0], 2.000)
+      iex> Enum.member?([1.0, 2.0, 3.0], 2.000)
       true
 
       iex> Enum.member?([:a, :b, :c], :d)
@@ -1247,7 +1247,7 @@ defmodule Enum do
       {:error, module} ->
         module.reduce(enumerable, {:cont, false}, fn
           v, _ when v === element -> {:halt, true}
-          _, _                  -> {:cont, false}
+          _, _                    -> {:cont, false}
         end) |> elem(1)
     end
   end
diff --git a/lib/elixir/lib/range.ex b/lib/elixir/lib/range.ex
index 1290ed24d..6420729b1 100644
--- a/lib/elixir/lib/range.ex
+++ b/lib/elixir/lib/range.ex
@@ -88,7 +88,7 @@ defimpl Enumerable, for: Range do
     {:done, acc}
   end
 
-  def member?(first .. last, value) do
+  def member?(first .. last, value) when is_integer(value) do
     if first <= last do
       {:ok, first <= value and value <= last}
     else
@@ -96,6 +96,10 @@ defimpl Enumerable, for: Range do
     end
   end
 
+  def member?(_ .. _, _value) do
+    {:ok, false}
+  end
+
   def count(first .. last) do
     if first <= last do
       {:ok, last - first + 1}