Method: Chef::Provider::Git#checkout

Defined in:

lib/chef/provider/git.rb

#checkout ⇒ Object

# File 'lib/chef/provider/git.rb', line 189

def checkout
  converge_by("checkout ref #{target_revision} branch #{new_resource.revision}") do
    # checkout into a local branch rather than a detached HEAD
    if new_resource.checkout_branch
      # check out to a local branch
      git("branch", "-f", new_resource.checkout_branch, target_revision, cwd: cwd)
      git("checkout", new_resource.checkout_branch, cwd: cwd)
      logger.info "#{new_resource} checked out branch: #{new_resource.revision} onto: #{new_resource.checkout_branch} reference: #{target_revision}"
    elsif sha_hash?(new_resource.revision) || !is_branch?
      # detached head
      git("checkout", target_revision, cwd: cwd)
      logger.info "#{new_resource} checked out reference: #{target_revision}"
    elsif already_on_target_branch?
      # we are already on the proper branch
      git("reset", "--hard", target_revision, cwd: cwd)
    else
      # need a branch with a tracking branch
      git("branch", "-f", new_resource.revision, target_revision, cwd: cwd)
      git("checkout", new_resource.revision, cwd: cwd)
      git("branch", "-u", "#{new_resource.remote}/#{new_resource.revision}", cwd: cwd)
      logger.info "#{new_resource} checked out branch: #{new_resource.revision} reference: #{target_revision}"
    end
  end
end