justinko

class ApiVersioning
  class Middleware
    def initialize(app)
      @app = app
    end

    def call(env)
      if version_number = extract_version_number(env)
        ApiVersioning.current_version_number = version_number.to_i
        Rails.application.eager_load! unless Rails.application.config.cache_classes

justinko

require 'benchmark'
def realtime(message = nil, count: 1, &block)
  results = []
  count.times { results << Benchmark.realtime(&block) }
  puts
  puts message if message
  puts results.sum / results.size.to_f
  puts
end

justinko

diff --git features/command_line/exit_status.feature features/command_line/exit_status.feature
index b0c23f8..070831f 100644
--- features/command_line/exit_status.feature
+++ features/command_line/exit_status.feature
@@ -47,3 +47,13 @@ Feature: exit status
       """
       1 example, 1 failure
       """
+      
+  Scenario: exit with 0 when no examples are run

justinko

# Instead of this:

name = 'Justin'
Person.where('name = ? OR display_name = ? OR cool_name = ? OR alias = ?', name, name, name, name)

# You can do

name = 'Justin'
Person.where('name = ? OR display_name = ? OR cool_name = ? OR alias = ?', *[name]*4)

justinko

class Raise    
  def self.raiser
    1.join
  end
  
  def self.the_caller
    raiser
  rescue => exception
    raise RuntimeError, "My custom message: #{exception.message}", exception.backtrace
  end

justinko

- bar
- dog
- foo
- c:
  - rat
  - cat
  - dog
- a
- b

justinko

class Storage
  attr_reader :elements

  def initialize
    @elements = {}.tap do |elements|
      elements[:people] = []
      elements[:places] = []
    end
  end

justinko

html = "".tap do |str|
  str << '<table>'
    str << '<tr>'
      str << '<td>'
       str << 'a'
      str << '</td>'
      str << '<td>'
       str << 'b'
      str << '</td>'
    str << '</tr>'

justinko

RSpec.configure do |config|
  config.filter_run_excluding :remote => true
  config.before :each, :remote => true do
    # Configure code to hit the Braintree service
  end
end

# Include your remote specs within your "normal" specs

describe Sweeper do

justinko

# Replaces `for_groups_matching`
RSpec.configure do |config|
  config.shared :type => :model do
    let(:foo) { 'only in models' }
  end
end

# I'm actually against being able to call `shared`
# on the configuration instance. It's just not needed.
# You could achieve the same by doing this: