Jim Weirich jimweirich

## allocation.rb
Allocation = Struct.new(:project, :person, :start, :finish) do
  include Comparable

  def mergable_with?(other)
    if start > other.start
      other.mergable_with?(self)
    else
      same_assignment?(other) &&
        finish >= other.start - 1
    end

## beer_song_test.rb
gem 'minitest'
require 'minitest/autorun'
require './beer_song'

class BeerSongTest < Minitest::Test

  V8 =
    "8 bottles of beer on the wall, 8 bottles of beer.\n" +
    "Take one down and pass it around, 7 bottles of beer on the wall.\n"

## sample.new.rb

def new
  allocate.tap { |obj| obj.initialize }
end

## Rakefile
#!/usr/bin/env ruby

require 'rake/clean'
require 'rake/testtask'

task :default => [:spec, :test]

task :spec do
  sh "rspec ."
end

## weird.rb
def foo(a=:default, b)
  puts "a=#{a}, b=#{b}"
end

foo(:value)
foo(:x, :y)

## configure.rb

def project(name, &block)
  Project.new(name, &block)
end

class Project
  def initialize(name, &block)
    @name = name
    @context = eval("self", block.binding)
    instance_eval(&block) if block_given?

## run.out
$ rspec xx_spec.rb
....

Finished in 0.00287 seconds
4 examples, 0 failures

## spy_test_fragment.rb
  def test_spy
    d = flexmock(f: :ok)
    assert_equal :ok, d.f("Woof",2)
    assert_spy_called d, :f, String, Integer
  end

## JRuby_Output.txt
SOURCE: defined?(a)
RESULT:
[:program, [:stmts_add, [:stmts_new], [:defined, [:@rparen, ")", [1, 10]]]]]

SOURCE: "my name is #{name}"
RESULT:
[:program,
 [:stmts_add,
  [:stmts_new],
  [:string_literal,

## sqrt_spec.rb
# -*- coding: utf-8 -*-

Sqrt = ->(n) {
  guess = n / 2.0
  loop do
    if (guess**2 - n) < 0.0001
      return guess
    end
    guess = (guess + n/guess) / 2.0
  end