Class: Vlad::MercurialQueue

Inherits:
Object
  • Object
show all
Defined in:
lib/vlad/mercurial_queue.rb

Instance Method Summary collapse

Instance Method Details

#checkout(revision, destination) ⇒ Object

Returns the command that will check out revision from the repository into directory destination. revision can be any changeset ID or equivalent (e.g. branch, tag, etc...)



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# File 'lib/vlad/mercurial_queue.rb', line 18

def checkout(revision, destination)
  commands = []
  commands <<
    "if [ ! -d .hg ]; then #{hg_cmd} clone -r null #{repository} .; fi"
  commands << "if [ ! -d .hg/patches/.hg ]; then " +
    "#{hg_cmd} clone -r null #{queue_repo} .hg/patches; fi"
  commands << "#{hg_cmd} --config extensions.mq= qpop -a"
  commands << "#{hg_cmd} pull #{repository}"
  commands << "#{hg_cmd} pull -R .hg/patches #{queue_repo}"
  commands << "#{hg_cmd} update #{revision}"
  commands << "#{hg_cmd} update -R .hg/patches #{queue_revision}"
  commands << "#{hg_cmd} --config extensions.mq= qpush -a"
  commands.join(' && ')
end

#export(revision, destination) ⇒ Object

Returns the command that will export revision from the repository into the directory destination. Expects to be run from scm_path after Vlad::Mercurial#checkout



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# File 'lib/vlad/mercurial_queue.rb', line 38

def export(revision, destination)
  case deploy_via.to_sym
  when :checkout, :clone
    "#{hg_cmd} --config extensions.mq= clone #{scm_path} -r qtip #{destination}"
  else # :archive, :export (or whatever)
    "#{hg_cmd} --config extensions.mq= archive#{' -S' if hg_subrepos} -r qtip #{destination}"
  end
end

#revision(revision) ⇒ Object

Returns a command that maps human-friendly revision identifier revision into a mercurial changeset ID.



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# File 'lib/vlad/mercurial_queue.rb', line 51

def revision(revision)
  "`#{hg_cmd} identify -r #{revision} | cut -f1 -d\\ `"
end