niku

ふつうのプログラマたちはいいチームを作り維持することができるか

私たちをとりまいていた状況

組織

• ファームノートについて

niku

Protocol Buffers implementation with using Elixir

Agenda

• How to parse a binary 00001000_10010110_00000001 to %{1 => 150}

niku

source "https://rubygems.org"

git_source(:github) {|repo_name| "https://github.com/#{repo_name}" }

# Specify your gem's dependencies in rejectkaigi2019lt.gemspec
gemspec

niku

require "securerandom"
require "pg"
require "org-ruby"
require "unf"

module SaveLegacy
  class Error < StandardError; end

  db_setting = {
    connect_timeout: 300,

niku

9a10
>     Agent.start_link(fn -> 0 end, name: Result)
11,15c12,13
<     try do
<       walk(maze, x, y, %{}, 0)
<     catch
<       pt -> pt
<     end
---
>     walk(maze, x, y, %{}, 0)

niku

You can test this example easily.

git clone https://gist.github.com/niku/7bee3d72fd1fd442e6d115330bbd963b slack_rtm_api_sandbox
cd slack_rtm_api_sandbox
mix deps.get
mix run  --no-halt -e 'Supervisor.start_link([SlackRtmApiSandbox.child_spec({"YOUR_BOT_API_TOKEN", ""})], strategy: :one_for_one)'

niku

Environment

% java -version
java version "1.8.0_102"
Java(TM) SE Runtime Environment (build 1.8.0_102-b14)
Java HotSpot(TM) 64-Bit Server VM (build 25.102-b14, mixed mode)

% mvn --version
Apache Maven 3.5.0 (ff8f5e7444045639af65f6095c62210b5713f426; 2017-04-04T04:39:06+09:00)

niku

language: elixir
sudo: false
otp_release:
  - 19.3
elixir:
  - 1.4.2
env:
  global:
    - HEX_USERNAME=niku
    # Follow other language's environment

niku

defmodule EctoSandbox.Mixfile do
  use Mix.Project

  def project do
    [app: :ecto_sandbox,
     version: "0.1.0",
     elixir: "~> 1.4",
     build_embedded: Mix.env == :prod,
     start_permanent: Mix.env == :prod,
     elixirc_paths: ["."],

niku

defmodule DialyxirSandbox do
  # @spec hello() :: atom
  @spec hello() :: String.t
  def hello do
    :world
  end
end