soulcutter

module Fluent
  def fluent_accessor(*attr_names)
    attr_names.each do |attr_name|
      define_method attr_name do |*val|
        return instance_variable_get("@#{attr_name}") if val.empty?
        raise ArgumentError, "Expected 0..1 arguments, got #{val.size}" if val.size > 1

        value = val.first
        value = yield(value) if block_given?
        

soulcutter

ternary = foo ? !bar : bar
xor = !!(foo ^ bar)
neq = foo != bar

foo   | bar   | xor   | ternary | neq 
-------------------------------------
true  | true  | false | false   | false
false | false | false | false   | false
true  | false | true  | true    | true
false | true  | true  | true    | true

soulcutter

var _ = require('lodash');
var Q = require('q');
var AWS = require('aws-sdk-q');

function SnsPublisher(topic, options) {
  var topicOptions = {
    params: {
      TopicArn: topic
    }
  };

soulcutter

def days(range)
  Enumerator.new do |yielder|
    now = range.begin
    begin
      yielder << now if now <= range.end
    end while (now = now + 1.day) <= range.end
  end
end

days((Time.now - 3.days)..(Time.now)).each { |day| puts day }

soulcutter

# transaction/truncation strategies won't work when you have a
# capybara feature and you must preserve what's already in the
# database
#
# Usage: 
# include TrackedLet
#
# track(:foo) { User.create }
# track!(:foo) { User.create }
# specify { expect(track(User.create)).to be_persisted }

soulcutter

require "active_support/core_ext"
require "delegate"
require "mailchimp"
require "singleton"

class MailingList::MailChimp
  attr_reader :user, :member_info

  def initialize(user, member_fetcher = member_info_api)
    @user = user

soulcutter

require "delegate"
require "singleton"

module MailingList
  class SafeResponse < SimpleDelegator
    def self.safe_delegate(*methods)
      methods.each do |method|
        define_method(method, ->(*args, &block) {
          value = __getobj__.send(method, *args, &block)
          value ? SafeResponse.new(value) : BlackHole.instance

soulcutter

RSpec.configure do |config|
  config.around(:each, :timecop_freeze) do |example|
    time = example.metadata[:timecop_freeze]
    time = Time.current.change(usec: 0) if TrueClass === time
    Timecop.freeze(time) do
      example.call
    end
  end
end

soulcutter

Keybase proof

I hereby claim:

• I am soulcutter on github.
• I am soulcutter (https://keybase.io/soulcutter) on keybase.
• I have a public key whose fingerprint is C0D8 559D 4B50 7EF5 EE76 E036 BDEB 33DF 2145 14AC

To claim this, I am signing this object:

soulcutter

class Digest::Jenkins

  MAX_32_BIT = 4294967295

  def self.digest(string)
    hash = 0

    string.each_byte do |byte|
      hash += byte
      hash &= MAX_32_BIT