Elixir 1.10 fixes

.travis.yml

@@ -3,6 +3,7 @@ sudo: false
 elixir:
   - 1.8
   - 1.9
+  - '1.10'
 otp_release:
   - 21.2
   - 22.0

CHANGELOG.md

@@ -7,6 +7,7 @@ adheres to [Semantic Versioning](http://semver.org/).
 ## [Unreleased]
 ### Fixed
 - Safely sanitize invalid binaries when encoding JSON for notices.
+- Fixes for Elixir 1.10 release (#259)
 
 ## [v0.13.0] - 2019-10-02
 ### Added

lib/honeybadger.ex

@@ -318,7 +318,7 @@ defmodule Honeybadger do
   @spec context(map() | keyword()) :: map()
   def context(map) when is_map(map), do: context(Keyword.new(map))
 
-  def context(keyword) do
+  def context(keyword) when is_list(keyword) do
     Logger.metadata(keyword)
 
     context()

lib/honeybadger/json.ex

@@ -43,7 +43,8 @@ defmodule Honeybadger.JSON do
     |> to_encodeable
   end
 
-  defp to_encodeable(input) when is_pid(input) or is_port(input) or is_reference(input) do
+  defp to_encodeable(input)
+       when is_pid(input) or is_port(input) or is_reference(input) or is_function(input) do
     inspect(input)
   end
 

test/honeybadger/json_test.exs

@@ -38,6 +38,19 @@ defmodule Honeybadger.JSONTest do
       assert custom_encoded == jason_encoded
     end
 
+    test "handles values requring inspection" do
+      {:ok, ~s("&Honeybadger.JSON.encode/1")} = JSON.encode(&Honeybadger.JSON.encode/1)
+      {:ok, ~s("#PID<0.250.0>")} = JSON.encode(:c.pid(0, 250, 0))
+
+      ref = make_ref()
+      {:ok, encoded_ref} = JSON.encode(ref)
+      assert "\"#{inspect(ref)}\"" == encoded_ref
+
+      port = Port.open({:spawn, "false"}, [:binary])
+      {:ok, encoded_port} = JSON.encode(port)
+      assert "\"#{inspect(port)}\"" == encoded_port
+    end
+
     test "safely handling binaries with invalid bytes" do
       {:ok, ~s("honeybadger")} = JSON.encode(<<"honeybadger", 241>>)
       {:ok, ~s("honeybadger")} = JSON.encode(<<"honeybadger", 241, "yo">>)