# File lib/capistrano/command.rb, line 161 def process! loop do break unless process_iteration { @channels.any? { |ch| !ch[:closed] } } end logger.trace "command finished" if logger if (failed = @channels.select { |ch| ch[:status] != 0 }).any? commands = failed.inject({}) { |map, ch| (map[ch[:command]] ||= []) << ch[:server]; map } message = commands.map { |command, list| "#{command.inspect} on #{list.join(',')}" }.join("; ") error = CommandError.new("failed: #{message}") error.hosts = commands.values.flatten raise error end self end