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@benzittlau
Created March 4, 2013 04:19
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Default irbrc in rvm
# This is the common irbrc file used by all rvm ruby installations.
# This file will be overriden every time you update rvm.
# Turn on completion.
begin
require "readline"
require "irb/completion" rescue nil
# Turn on history saving.
# require "irb/ext/save-history"
# IRB.conf[:HISTORY_FILE] = File.join(ENV["HOME"], ".irb-history")
# Use an alternate way to on history saving until save-history is fixed.
#
# bug: http://redmine.ruby-lang.org/issues/show/1556
# patch: http://pastie.org/513500
#
# This technique was adopted from /etc/irbrc on OS X.
histfile = File.expand_path(".irb-history", ENV["HOME"])
if File.exists?(histfile)
lines = IO.readlines(histfile).collect { |line| line.chomp }
Readline::HISTORY.push(*lines)
end
Kernel::at_exit do
maxhistsize = 100
histfile = File::expand_path(".irb-history", ENV["HOME"])
lines = Readline::HISTORY.to_a.reverse.uniq.reverse
lines = lines[-maxhistsize, maxhistsize] if lines.compact.length > maxhistsize
File::open(histfile, "w+") { |io| io.puts lines.join("\n") }
end
rescue LoadError
puts "Readline was unable to be required, if you need completion or history install readline then reinstall the ruby.\nYou may follow 'rvm notes' for dependencies and/or read the docs page http://rvm.beginrescueend.com/packages/readline/ . Be sure you 'rvm remove X ; rvm install X' to re-compile your ruby with readline support after obtaining the readline libraries."
end
# Calculate the ruby string.
rvm_ruby_string = ENV["rvm_ruby_string"] || `rvm tools identifier`.strip.split("@", 2)[0]
# Set up the prompt to be RVM specific.
@prompt = {
:PROMPT_I => "#{rvm_ruby_string} :%03n > ", # default prompt
:PROMPT_S => "#{rvm_ruby_string} :%03n%l> ", # known continuation
:PROMPT_C => "#{rvm_ruby_string} :%03n > ",
:PROMPT_N => "#{rvm_ruby_string} :%03n?> ", # unknown continuation
:RETURN => " => %s \n",
:AUTO_INDENT => true
}
IRB.conf[:PROMPT] ||= {}
IRB.conf[:PROMPT][:RVM] = @prompt
IRB.conf[:PROMPT_MODE] = :RVM
# Load the user's irbrc file, if possible.
# Report any errors that occur.
begin
load File.join(ENV["HOME"], ".irbrc") if File.exists?("#{ENV["HOME"]}/.irbrc")
rescue LoadError => load_error
puts load_error
rescue => exception
puts "Error : 'load #{ENV["HOME"]}/.irbrc' : #{exception.message}"
end
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