The fix for irb history saving in post p83 of 1.8.7 Ruby
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
#!/usr/local/bin/ruby | |
# | |
# save-history.rb - | |
# $Release Version: 0.9.5$ | |
# $Revision: 11708 $ | |
# $Date: 2007-02-13 08:01:19 +0900 (Tue, 13 Feb 2007) $ | |
# by Keiju ISHITSUKAkeiju@ruby-lang.org) | |
# | |
# -- | |
# | |
# | |
# | |
require "readline" | |
module IRB | |
module HistorySavingAbility | |
@RCS_ID='-$Id: save-history.rb 11708 2007-02-12 23:01:19Z shyouhei $-' | |
end | |
class Context | |
def init_save_history | |
unless (class<<@io;self;end).include?(HistorySavingAbility) | |
@io.extend(HistorySavingAbility) | |
end | |
end | |
def save_history | |
IRB.conf[:SAVE_HISTORY] | |
end | |
def save_history=(val) | |
IRB.conf[:SAVE_HISTORY] = val | |
if val | |
main_context = IRB.conf[:MAIN_CONTEXT] | |
main_context = self unless main_context | |
main_context.init_save_history | |
end | |
end | |
def history_file | |
IRB.conf[:HISTORY_FILE] | |
end | |
def history_file=(hist) | |
IRB.conf[:HISTORY_FILE] = hist | |
end | |
end | |
module HistorySavingAbility | |
include Readline | |
def HistorySavingAbility.create_finalizer | |
at_exit do | |
if num = IRB.conf[:SAVE_HISTORY] and (num = num.to_i) > 0 | |
if hf = IRB.conf[:HISTORY_FILE] | |
file = File.expand_path(hf) | |
end | |
file = IRB.rc_file("_history") unless file | |
open(file, 'w' ) do |f| | |
hist = HISTORY.to_a | |
f.puts(hist[-num..-1] || hist) | |
end | |
end | |
end | |
end | |
def HistorySavingAbility.extended(obj) | |
HistorySavingAbility.create_finalizer | |
obj.load_history | |
obj | |
end | |
def load_history | |
hist = IRB.conf[:HISTORY_FILE] | |
hist = IRB.rc_file("_history") unless hist | |
if File.exist?(hist) | |
open(hist) do |f| | |
f.each {|l| HISTORY << l.chomp} | |
end | |
end | |
end | |
end | |
end |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment