leejarvis

require 'test_helper'

class AccountTest < ActiveSupport::TestCase
  test 'presence on create' do
    account = Account.create
    refute account.valid?
  end

  test 'inclusion :subtype' do
    # invalid

leejarvis

class Tag
  class << self
    attr_accessor :match
    attr_accessor :children
  end

  self.children = []

  def self.inherited(klass)
    Tag.children << klass

leejarvis

#!/usr/bin/env ruby

module MethodFromClass
  def self.included(klass)
    Object.send(:define_method, klass.to_s) do |*args|
      klass.new(*args)
    end
  end
end

leejarvis

#!/usr/bin/env ruby

module W
  class Token
    attr_reader :value, :tags
    def initialize(value)
      @value = value
      @tags = []
    end

leejarvis

class UsersController < W::Controller
  permit_attributes :name, :email

  def index
    @users = User.order('created_at DESC')
  end

  def new
    @user = User.new
  end

leejarvis

# Dont try this at home
require 'relapse'

Relapse.handle ':ordinal of :month, :year' do |match|
  day = match.ordinal[0..-2].to_i
  Time.local(match.year, match.month, day)
end

Relapse.parse '4th of june, 2007'

leejarvis

# Dont try this at home
require 'relapse'
require 'active_support/all'

def chain_send(obj, *methods)
  methods.flatten.inject(obj) { |o, a| o.send(a) }
end

def parse(match)
  time = chain_send(match[1].to_i, match[2], match[3])

leejarvis

require 'relapse'
require "active_support/all"

def parse(string)
  time = string[0].to_i.weeks.ago
  hour = string[-4, 2].to_i
  hour += 12 if string[-2, 2] == 'pm'
  time.change(hour: hour)
end

leejarvis

#!/usr/bin/env ruby

def get_values(string, expression)
  regex = Regexp.new(expression.gsub(/\{([^\}]+)\}/) { "(?<#{$1}>\\S+)" })
  (match = regex.match(string)) ? Hash[match.names.zip(match.captures)] : {}
end

p get_values "Alice is 23 years old", "{name} is {age} years old" #=> {"name"=>"Alice", "age"=>"23"}

leejarvis

#!/usr/bin/env ruby

class Dre
  MONTHS = %w(january february march april may june july
            august september october november december)

  def self.parse(string, options = {})
    new(options).parse(string)
  end