[Projects] [LrdeTools] 261: Vcs back: it finds the younger revision where a command success.

https://svn.lrde.epita.fr/svn/lrdetools/trunk Index: ChangeLog from Nicolas Pouillard <ertai(a)lrde.epita.fr> Vcs back: it finds the younger revision where a command success. * vcs/lib/vcs/back.rb: New. Based on prcs_back (LrdeTools). * vcs/lib/vcs/app.rb: Exit 1 if the app catch an exception. * vcs/lib/vcs/script.rb: Let the SystemExit exception go through this method. app.rb | 1 + back.rb | 36 ++++++++++++++++++++++++++++++++++++ script.rb | 2 ++ 3 files changed, 39 insertions(+) Index: vcs/lib/vcs/app.rb --- vcs/lib/vcs/app.rb (revision 260) +++ vcs/lib/vcs/app.rb (working copy) @@ -121,6 +121,7 @@ logger.debug { err = ex.long_pp ; "Backtrace enabled:" } err = ex.inspect if err.empty? logger.error { err } + exit 1 end end Index: vcs/lib/vcs/script.rb --- vcs/lib/vcs/script.rb (revision 260) +++ vcs/lib/vcs/script.rb (working copy) @@ -14,6 +14,8 @@ def script! ( files=[], options={} ) begin eval(files.join(' ')) + rescue SystemExit => ex + raise ex rescue Exception => ex logger.error { 'Vcs#script: during the client execution' } logger.error { ex.long_pp } Index: vcs/lib/vcs/back.rb --- vcs/lib/vcs/back.rb (revision 0) +++ vcs/lib/vcs/back.rb (revision 0) @@ -0,0 +1,36 @@ +# Copyright:: Copyright (c) 2005 Nicolas Pouillard. All rights reserved. +# Author:: Nicolas Pouillard <ertai(a)lrde.epita.fr>fr>. +# License:: Gnu General Public License. +# Revision:: $Id$ + +class Vcs + # This command take a command as argument and search the last revision where + # this command success. + # + # Example: + # * this dummy example success only if the revision is equal to 0 modulo X + # * replace X by the success revision and Y by a greater revision + # vcs-svn back -r Y vcs-svn script 'exit(rev.read.to_i % X)' + def back! ( files=[], options={} ) + sub_vcs = sub_vcs_with_name('checkout-4-vcs-back') + dir = TempPath.new('checkout-dir-4-vcs-back') + cmd = files.to_cmd + cmd.dir = dir + rev = options[:revision] || revision.read.chomp + raise ArgumentError, "Just integers are supported for revisions" if rev !~ /^\d+$/ + rev = rev.to_i + target_url = url.read.chomp + while not rev.zero? + sub_vcs.checkout([target_url, dir], :quiet => true, :revision => rev) + data = cmd.system + data.display if options[:verbose] + if data.status.success? + logger.info { "Your command success on revision #{rev}"} + break + else + logger.warn { "Your command fail on revision #{rev}" } + end + rev -= 1 + end + end +end # class Vcs \ No newline at end of file Property changes on: vcs/lib/vcs/back.rb ___________________________________________________________________ Name: svn:keywords + Id