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@hoverbird
Created March 3, 2010 01:13
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#!/usr/bin/ruby
require 'rubygems'
require 'pp'
require 'irb/completion'
require 'irb/ext/save-history'
ARGV.concat [ "--readline", "--prompt-mode", "simple" ]
IRB.conf[:SAVE_HISTORY] = 100
IRB.conf[:HISTORY_FILE] = "#{ENV['HOME']}/.irb-save-history"
IRB.conf[:AUTO_INDENT] = true
load File.dirname(__FILE__) + '/.railsrc' if $0 == 'irb' && ENV['RAILS_ENV']
# 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].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
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