25PM: 2018-08-27

gistfile1.txt

$ rails new <NAME>

### Gemfile のアップデート

# Gemfile
source 'https://rubygems.org'
git_source(:github) { |repo| "https://github.com/#{repo}.git" }

ruby '2.5.1'

gem 'rails', '~> 5.2.1'
gem 'pg'
gem 'puma', '~> 3.11'
gem 'sass-rails', '~> 5.0'
gem 'uglifier', '>= 1.3.0'
gem 'coffee-rails', '~> 4.2'
gem 'turbolinks', '~> 5'
gem 'jbuilder', '~> 2.5'
gem 'bootsnap', '>= 1.1.0', require: false

# html css js
gem 'haml'
gem 'haml-rails'
gem 'sass-rails', '~> 5.0'
gem 'underscore-rails'

# authentication
gem 'sorcery'

# etc
gem 'draper'

group :development, :test do
  gem 'byebug'
  gem 'pry-rails'  # rails console(もしくは、rails c)でirbの代わりにpryを使われる
  gem 'pry-doc'    # methodを表示
  gem 'pry-byebug' # デバッグを実施(Ruby 2.0以降で動作する)
  gem 'pry-stack_explorer' # スタックをたどれる
  gem 'railroady'
end

group :development do
  gem 'web-console', '>= 3.3.0'
  gem 'listen', '>= 3.0.5', '< 3.2'
  gem 'spring'
  gem 'spring-watcher-listen', '~> 2.0.0'
  gem 'better_errors'
  gem 'binding_of_caller'
end

group :test do
  gem 'capybara', '>= 2.15'
  gem 'selenium-webdriver'
  gem 'chromedriver-helper'
  gem "rspec"
  gem "rspec_junit_formatter", '0.2.2'
  gem "rspec-rails"
  gem "rspec-request_describer"
  gem 'simplecov', require: false
end

# ----
$ bundle install

### db設定

# config/database.yml

default: &default
  adapter: postgresql
  encoding: unicode
  pool: 5
  username: <USER_NAME>
  host: localhost

development:
  <<: *default
  database: <SERVICENAME>_development

test:
  <<: *default
  database: <SERVICENAME>_test

production:
  <<: *default
  database: <SERVICENAME>_production
  
# データベースの作成と初期セットアップ
$ rake db:create
Created database 'twofivepm_development' # 自分で設定したDB名
Created database 'twofivepm_test' # 自分で設定したDB名

$ rake db:migrate

### erbからhamlへ

$ be rake haml:erb2haml
--------------------------------------------------------------------------------
Generating HAML for app/views/layouts/application.html.erb...
Generating HAML for app/views/layouts/mailer.html.erb...
Generating HAML for app/views/layouts/mailer.text.erb...
--------------------------------------------------------------------------------
HAML generated for the following files:
	app/views/layouts/application.html.erb
	app/views/layouts/mailer.html.erb
	app/views/layouts/mailer.text.erb
--------------------------------------------------------------------------------
Would you like to delete the original .erb files? (This is not recommended unless you are under version control.) (y/n)
y
Deleting original .erb files.
--------------------------------------------------------------------------------
Task complete!
No .erb files found. Task will now exit.

### とりあえず起動確認

$ bundle install rails s
# => http://localhost:3000 でrailsの初期ページが表示されるのを確認