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Rakefile
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require 'rake'
require ::File.expand_path('../config/environment', __FILE__)
# Include all of ActiveSupport's core class extensions, e.g., String#camelize
require 'active_support/core_ext'
namespace :generate do
desc "Generate RESTful routes in app/controllers, e.g., rake generate:routes FILE=users.rb RESOURCE=users"
task :routes do
unless ENV.has_key?('RESOURCE')
fail 'rake generate:routes RESOURCE=users'
end
controller_filename = ENV['RESOURCE'] + '.rb'
controllers_path = APP_ROOT.join('app', 'controllers', controller_filename)
routes = ->(resource) do
<<-RESTFUL_ROUTES
get '/#{resource}' do # display a list of all things
end
get '/#{resource}/new' do # return an html form for creating a new thing
end
post '/#{resource}' do # create a new thing
end
get '/#{resource}/:id' do # display a specific thing
end
get '/#{resource}/:id/edit' do # return an html form for editing a thing
end
put '/#{resource}/:id' do # update a specific thing
end
delete '/#{resource}/:id' do # delete a specific thing
end
RESTFUL_ROUTES
end.call(ENV['RESOURCE'])
File.write(controllers_path, routes)
end
desc "Create an empty model in app/models, e.g., rake generate:model NAME=User"
task :model do
unless ENV.has_key?('NAME')
raise "Must specificy model name, e.g., rake generate:model NAME=User"
end
model_name = ENV['NAME'].camelize
model_filename = ENV['NAME'].underscore + '.rb'
model_path = APP_ROOT.join('app', 'models', model_filename)
if File.exist?(model_path)
raise "ERROR: Model file '#{model_path}' already exists"
end
puts "Creating #{model_path}"
File.open(model_path, 'w+') do |f|
f.write(<<-EOF.strip_heredoc)
class #{model_name} < ActiveRecord::Base
# Remember to create a migration!
end
EOF
end
end
desc "Create an empty migration in db/migrate, e.g., rake generate:migration NAME=create_tasks"
task :migration do
unless ENV.has_key?('NAME')
raise "Must specificy migration name, e.g., rake generate:migration NAME=create_tasks"
end
name = ENV['NAME'].camelize
filename = "%s_%s.rb" % [Time.now.strftime('%Y%m%d%H%M%S'), ENV['NAME'].underscore]
path = APP_ROOT.join('db', 'migrate', filename)
if File.exist?(path)
raise "ERROR: File '#{path}' already exists"
end
puts "Creating #{path}"
File.open(path, 'w+') do |f|
f.write(<<-EOF.strip_heredoc)
class #{name} < ActiveRecord::Migration
def change
end
end
EOF
end
end
desc "Create an empty model spec in spec, e.g., rake generate:spec NAME=user"
task :spec do
unless ENV.has_key?('NAME')
raise "Must specificy migration name, e.g., rake generate:spec NAME=user"
end
name = ENV['NAME'].camelize
filename = "%s_spec.rb" % ENV['NAME'].underscore
path = APP_ROOT.join('spec', filename)
if File.exist?(path)
raise "ERROR: File '#{path}' already exists"
end
puts "Creating #{path}"
File.open(path, 'w+') do |f|
f.write(<<-EOF.strip_heredoc)
require 'spec_helper'
describe #{name} do
pending "add some examples to (or delete) #{__FILE__}"
end
EOF
end
end
end
namespace :db do
desc "Create the database at #{DB_NAME}"
task :create do
puts "Creating database #{DB_NAME} if it doesn't exist..."
exec("createdb #{DB_NAME}")
end
desc "Drop the database at #{DB_NAME}"
task :drop do
puts "Dropping database #{DB_NAME}..."
exec("dropdb #{DB_NAME}")
end
desc "Migrate the database (options: VERSION=x, VERBOSE=false, SCOPE=blog)."
task :migrate do
ActiveRecord::Migrator.migrations_paths << File.dirname(__FILE__) + 'db/migrate'
ActiveRecord::Migration.verbose = ENV["VERBOSE"] ? ENV["VERBOSE"] == "true" : true
ActiveRecord::Migrator.migrate(ActiveRecord::Migrator.migrations_paths, ENV["VERSION"] ? ENV["VERSION"].to_i : nil) do |migration|
ENV["SCOPE"].blank? || (ENV["SCOPE"] == migration.scope)
end
end
desc "Populate the database with dummy data by running db/seeds.rb"
task :seed do
require APP_ROOT.join('db', 'seeds.rb')
end
desc "rollback your migration--use STEPS=number to step back multiple times"
task :rollback do
steps = (ENV['STEPS'] || 1).to_i
ActiveRecord::Migrator.rollback('db/migrate', steps)
Rake::Task['db:version'].invoke if Rake::Task['db:version']
end
desc "Returns the current schema version number"
task :version do
puts "Current version: #{ActiveRecord::Migrator.current_version}"
end
end
desc 'Start IRB with application environment loaded'
task "console" do
exec "irb -r./config/environment"
end
# In a production environment like Heroku, RSpec might not
# be available. To handle this, rescue the LoadError.+# https://devcenter.com/articles/getting-started-with-ruby-o#runtime-dependencies-on-development-test-gems
begin
require 'rspec/core/rake_task'
RSpec::Core::RakeTask.new(:spec)
rescue LoadError
end
task :default => :spec