brweber2

defmodule Exflow do

  @behaviour :gen_fsm

  def start_link(code) do
    IO.puts "starting fsm"
    :gen_fsm.start_link({:local, Exflow}, Exflow, :lists.reverse(code), [])
  end

  def button(digit) do

brweber2

defmodule DemoBe.Router do
  use Phoenix.Router

  pipeline :browser do
    plug :accepts, ~w(html)
    plug :fetch_session
    plug :fetch_flash
    plug :protect_from_forgery
  end

brweber2

~/C/S/p/router_bug_faster > time mix compile
Compiled src/dict.erl
Compiled src/erl_lint.erl
Compiled lib/router_bug.ex
Compiled web/controllers/page_controller.ex
Compiled lib/router_bug/endpoint.ex
Compiled web/view.ex
Compiled web/views/error_view.ex
Compiled web/views/layout_view.ex
Compiled web/views/page_view.ex

brweber2

    # this creates an incorrect query b/c it joins account, account_user and user_api_key to client
    # as it is piped through
    query = DemoApp.Client
      |> join(:inner, [c], b0 in assoc(c, :account))
      |> join(:inner, [b0], b1 in assoc(b0, :account_user))
      |> join(:inner, [b1], b2 in assoc(b1, :user_api_key))
      |> where([b1, b0], b1.id == ^user_id and b0.id == ^account_id)
      |> preload([b0, b1, b2], [account: {b0, account_user: {b1, user_api_key: b2}}])
      |> select([c, b0, b1, b2], {c, b0, b1, b2})
      

brweber2

# (arity 0)
root@deleteme:~/foo# bin/foo rpc Foo bar
RPC to '[email protected]' failed: {'EXIT',
                                {undef,
                                 [{'Foo',bar,[],[]},
                                  {rpc,'-handle_call_call/6-fun-0-',5,
                                   [{file,"rpc.erl"},{line,205}]}]}}
                                   
root@deleteme:~/foo# bin/foo rpc Elixir.Foo bar                                   
yeah!

brweber2

defmodule Meh do
  def main do
    "foo"
    |> (&foo(&2, &1)).("yoyo")
  end

  def hard_coded do
    "foo"
    |> (&foo("quux", &1)).()
  end

brweber2

defmodule Clockout.MyViewHelpers do

  def display_name(:client, id) do
    Clockout.Client |> display_name_by_id(id)
  end

  def display_name(:person, id) do
    Clockout.Person |> display_name_by_id(id)
  end

brweber2

defmodule Permutations do

  @moduledoc """

    An answer to the problem from: http://www.theguardian.com/science/alexs-adventures-in-numberland/2015/may/20/can-you-do-the-maths-puzzle-for-vietnamese-eight-year-olds-that-has-stumped-parents-and-teachers

    iex> Permutations.main parallel: false

    iex> Permutations.main parallel: true
  """

brweber2

vagrant@vagrant-ubuntu-trusty-64:~/irr/irr$ mix deps.compile
==> gen_smtp (compile)
Compiling src/smtp_rfc822_parse.yrl failed:
ERROR: compile failed while processing /home/vagrant/irr/irr/deps/gen_smtp: rebar_abort
** (Mix) Could not compile dependency gen_smtp, /home/vagrant/.mix/rebar command failed. If you want to recompile this dependency, please run: mix deps.compile gen_smtp

brweber2

defmodule Benum do
  defimpl Enumerable, for: BitString do
    def count(collection) when is_binary(collection) do
      {:ok, Enum.reduce(collection, 0, fn v, acc -> acc + 1 end)}
    end
    def count(collection) do
      {:error, __MODULE__}
    end
    def member?(collection, value) when is_binary(collection) do
      {:ok, Enum.any?(collection, fn v -> value == v end)}