Merge pull request #92 from pminten/sort-callbacks

Sort callbacks alphabetically

Author: José Valim

lib/ex_doc/retriever.ex

@@ -91,7 +91,7 @@ defmodule ExDoc.Retriever do
 
  if type == :behaviour do
  callbacks = Kernel.Typespec.beam_callbacks(module) || []
- docs = Enum.map(module.__behaviour__(:docs),
+ docs = Enum.map(Enum.sort(module.__behaviour__(:docs)),
  &get_callback(&1, source_path, source_url, callbacks)) ++ docs
  end
 

test/ex_doc/retriever_test.exs

@@ -146,7 +146,7 @@ defmodule ExDoc.RetrieverTest do
  test "undocumented callback implementations get default doc" do
  [node] = docs_from_files(["CustomBehaviour", "CustomBehaviourTwo", "CustomBehaviourImpl"])
  |> Enum.filter(&match?(ExDoc.ModuleNode[id: "CustomBehaviourImpl"], &1))
- docs = Enum.sort(node.docs)
+ docs = node.docs
  assert Enum.map(docs, &(&1.id)) == ["bye/1", "hello/1"]
  assert Enum.at(docs, 0).doc ==
  "A doc for this so it doesn't use 'Callback implementation of'"