Class: AptControl::Commands::Promote

Inherits:
Object
  • Object
show all
Defined in:
lib/apt_control/commands/promote.rb

Instance Method Summary collapse

Constructor Details

#initialize(dependencies) ⇒ Promote

Returns a new instance of Promote.



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# File 'lib/apt_control/commands/promote.rb', line 4

def initialize(dependencies)
  @control_file   = dependencies.fetch(:control_file)
  @package_states = dependencies.fetch(:package_states)
end

Instance Method Details

#run(src_name, dest_name, pkg_name) ⇒ Object 



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# File 'lib/apt_control/commands/promote.rb', line 9

def run(src_name, dest_name, pkg_name)
  source_dist = @control_file[src_name] or
    raise ArgumentError, "source distribution '#{src_name}' does not exist"

  dest_dist = @control_file[dest_name] or
    raise ArgumentError, "destination distribution '#{dest_name}' does not exist"

  src_state = @package_states.find_state(src_name, pkg_name) or
    raise ArgumentError, "package '#{pkg_name}' does not exist in distribution '#{src_name}'"

  if not src_state.included?
    raise ArgumentError, "no '#{pkg_name}' package included in '#{src_name}' to promote"
  end
  new_constraint = "= #{src_state.included.to_s}"
  dest_dist[pkg_name] = new_constraint

  @control_file.write
end