.irbrc

# Tab Completion
require "irb/completion"
require "rubygems"

# from https://github.com/aniero/dotfiles/blob/master/irbrc
# Assume a bundler-managed environment, so find and require the irb-specific
# enhancement gems directly. This does not do dependency tracking, so
# dependent gems must be explicitly specified!
def irb_require(gemname, lib=nil)
  # allow bundler or rubygems a fair shake at loading the library first
  require lib ? lib : gemname
rescue LoadError
  # didn't work? we'll do it ourself
  candidates = []
  p ENV["GEM_PATH"]
  ENV["GEM_PATH"].split(":").map {|p| p + "/gems" }.each do |path|
    Dir.glob(path + "/*").each do |entry|
      if File.directory?(entry) && File.basename(entry).start_with?(gemname)
        puts "entry: #{entry}"
        candidates << entry
      end
    end
  end

  if candidates.empty?
    raise LoadError, "could not load #{lib || gemname} via irb_require"
  else
    puts "manipulating load path for #{gemname}"
    $:.push(candidates.sort.reverse.first + "/lib")
    require lib ? lib : gemname
  end
end

##
## needed for bundler, for console
#group :console do
#  gem 'wirble'
#  gem 'sketches'
#  gem 'hirb'
#  gem 'looksee'
#  gem 'net-http-spy'
#  gem 'awesome_print'
#  gem 'what_methods'
#end
##



# Dr Nic's gem inspired by
# http://redhanded.hobix.com/inspect/stickItInYourIrbrcMethodfinder.html
#irb_require 'what_methods'

irb_require 'awesome_print', 'ap'
# Print information about any HTTP requests being made
irb_require 'net-http-spy'

# Wirble is a set of enhancements for irb
# http://pablotron.org/software/wirble/README
# Implies require 'pp', 'irb/completion', and 'rubygems'
irb_require 'wirble'
Wirble.init
# Enable colored output
Wirble.colorize

## LOAD ORDER IS IMPORTANT HERE

# Draw ASCII tables
irb_require 'hirb'
irb_require 'hirb/import_object'
Hirb.enable
extend Hirb::Console

# 'lp' to show method lookup path
#irb_require 'looksee'
# make overridden methods purple instead of black
#Looksee.styles[:overridden] = "\e[1;35m%s\e[0m"

# Load the readline module.
IRB.conf[:USE_READLINE] = true

# Remove the annoying irb(main):001:0 and replace with >>
IRB.conf[:PROMPT_MODE]  = :SIMPLE

# Automatic Indentation
IRB.conf[:AUTO_INDENT]=true

# Save History between irb sessions
require 'irb/ext/save-history'
IRB.conf[:SAVE_HISTORY] = 100
IRB.conf[:HISTORY_FILE] = "#{ENV['HOME']}/.irb-history"


# Clear the screen
def clear
  system 'clear'
  if ENV['RAILS_ENV']
    return "Rails environment: " + ENV['RAILS_ENV']
  else
    return "No rails environment - happy hacking!";
  end
end
#alias_method :clear, :clr

# quick quit
def q
  quit
end

# Load / reload files faster
# http://www.themomorohoax.com/2009/03/27/irb-tip-load-files-faster
def fl(file_name)
   file_name += '.rb' unless file_name =~ /\.rb/
   @@recent = file_name 
   load "#{file_name}"
end
 
def rl
  fl(@@recent)
end

# Reload the file and try the last command again
# http://www.themomorohoax.com/2009/04/07/ruby-irb-tip-try-again-faster
def rt
  rl
  eval(choose_last_command)
end

# prevent 'rt' itself from recursing. 
def choose_last_command
  real_last = Readline::HISTORY.to_a[-2]
  real_last == 'rt' ? @@saved_last :  (@@saved_last = real_last)
end

# Method to pretty-print object methods
# Coded by sebastian delmont
# http://snippets.dzone.com/posts/show/2916
class Object
  ANSI_BOLD       = "\033[1m"
  ANSI_RESET      = "\033[0m"
  ANSI_LGRAY    = "\033[0;37m"
  ANSI_GRAY     = "\033[1;30m"

  # Print object's methods
  def pm(*options)
    methods = self.methods
    methods -= Object.methods unless options.include? :more
    filter = options.select {|opt| opt.kind_of? Regexp}.first
    methods = methods.select {|name| name =~ filter} if filter

    data = methods.sort.collect do |name|
      method = self.method(name)
      if method.arity == 0
        args = "()"
      elsif method.arity > 0
        n = method.arity
        args = "(#{(1..n).collect {|i| "arg#{i}"}.join(", ")})"
      elsif method.arity < 0
        n = -method.arity
        args = "(#{(1..n).collect {|i| "arg#{i}"}.join(", ")}, ...)"
      end
      klass = $1 if method.inspect =~ /Method: (.*?)#/
      [name, args, klass]
    end
    max_name = data.collect {|item| item[0].size}.max
    max_args = data.collect {|item| item[1].size}.max
    data.each do |item| 
      print " #{ANSI_BOLD}#{item[0].to_s.rjust(max_name)}#{ANSI_RESET}"
      print "#{ANSI_GRAY}#{item[1].ljust(max_args)}#{ANSI_RESET}"
      print "   #{ANSI_LGRAY}#{item[2]}#{ANSI_RESET}\n"
    end
    data.size
  end
end

# http://sketches.rubyforge.org/
require 'sketches'
Sketches.config :editor => ENV['EDITOR']

# Easily print methods local to an object's class
class Object
  def local_methods
    (methods - Object.instance_methods).sort
  end
end

# Log to STDOUT if in Rails
if ENV.include?('RAILS_ENV') && !Object.const_defined?('RAILS_DEFAULT_LOGGER')
  require 'logger'
  RAILS_DEFAULT_LOGGER = Logger.new(STDOUT)
end