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require 'pp' |
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require 'irb/completion' |
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require 'rubygems' |
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require 'wirble' |
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require 'hirb' |
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Wirble.init |
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Wirble.colorize |
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IRB.conf[:AUTO_INDENT]=true |
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# Save IRB History to file and use it |
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HISTFILE = "~/.irb_history" unless Module.constants.member? "HISTFILE" |
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MAXHISTSIZE = 100 unless Module.constants.member? "MAXHISTSIZE" |
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begin |
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if defined? Readline::HISTORY |
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histfile = File::expand_path( HISTFILE ) |
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if File::exists?( histfile ) |
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lines = IO::readlines( histfile ).collect {|line| line.chomp} |
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puts "Read %d saved history commands from %s." % [ lines.nitems, histfile ] if $DEBUG || $VERBOSE |
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Readline::HISTORY.push( *lines ) |
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else |
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puts "History file '%s' was empty or non-existant." % histfile if $DEBUG || $VERBOSE |
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end |
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Kernel::at_exit { |
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lines = Readline::HISTORY.to_a.reverse.uniq.reverse |
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lines = lines[ -MAXHISTSIZE, MAXHISTSIZE ] if lines.nitems > MAXHISTSIZE |
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$stderr.puts "Saving %d history lines to %s." % [ lines.length, histfile ] if $VERBOSE || $DEBUG |
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File::open( histfile, File::WRONLY|File::CREAT|File::TRUNC ) { |ofh| |
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lines.each { |line| ofh.puts line } |
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} |
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} |
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end |
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end |
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# When Rails is loaded, show the project name in the prompt |
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if rails_env = ENV['RAILS_ENV'] |
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rails_root = File.basename(Dir.pwd) |
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prompt = "#{rails_root}[#{rails_env}]" |
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IRB.conf[:PROMPT] ||= {} |
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IRB.conf[:PROMPT][:RAILS] = { |
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:PROMPT_I => "#{prompt}> ", |
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:PROMPT_S => "#{prompt}* ", |
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:PROMPT_C => "#{prompt}? ", |
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:RETURN => "=> %s\n" |
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} |
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IRB.conf[:PROMPT_MODE] = :RAILS |
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# Called after the irb session is initialized and Rails has |
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# been loaded (props: Mike Clark). |
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IRB.conf[:IRB_RC] = Proc.new do |
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# Shows what's logged in realtime (beats tailing the log in another terminal) |
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# ActiveRecord::Base.logger = Logger.new(STDOUT) |
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# Alias User[3] for User.find(3) |
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# ActiveRecord::Base.instance_eval { alias :[] :find } |
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end |
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end |
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class Object |
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# Return a list of methods defined locally for a particular object. Useful |
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# for seeing what it does whilst losing all the guff that's implemented |
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# by its parents (eg Object). |
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def local_methods(obj = self) |
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(obj.methods - obj.class.superclass.instance_methods).sort |
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end |
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end |
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# From http://blog.evanweaver.com/articles/2006/12/13/benchmark/ |
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# Call benchmark { } with any block and you get the wallclock runtime |
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# as well as a percent change + or - from the last run |
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def benchmark |
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cur = Time.now |
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result = yield |
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print "#{cur = Time.now - cur} seconds" |
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puts " (#{(cur / $last_benchmark * 100).to_i - 100}% change)" rescue puts "" |
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$last_benchmark = cur |
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result |
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end |
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%w{init colorize}.each { |str| Wirble.send(str) } # colorize the output |
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Hirb::View.enable # when returning AR:Base objects, use mysql table-like view |
unixmonkey created this gist