Class: Debugger::IdeCommandProcessor

Inherits:
Object
  • Object
show all
Defined in:
lib/ruby-debug-ide/ide_processor.rb

Direct Known Subclasses

IdeControlCommandProcessor

Instance Method Summary collapse

Constructor Details

#initialize(interface = nil) ⇒ IdeCommandProcessor

Returns a new instance of IdeCommandProcessor.



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# File 'lib/ruby-debug-ide/ide_processor.rb', line 6

def initialize(interface = nil)
  @interface = interface
  @printer = XmlPrinter.new(@interface)
end

Instance Method Details



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# File 'lib/ruby-debug-ide/ide_processor.rb', line 11

def print(*args)
  @interface.print(*args)
end

#process_commands ⇒ Object 



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# File 'lib/ruby-debug-ide/ide_processor.rb', line 15

def process_commands
  unless Debugger.handler.at_line?
    @printer.print_error "There is no thread suspended at the time and therefore no context to execute '#{input.gsub('%', '%%')}'"
    return
  end
  context = Debugger.handler.context
  file = Debugger.handler.file
  line = Debugger.handler.line
  state = State.new do |s|
    s.context = context
    s.file    = file
    s.line    = line
    s.binding = context.frame_binding(0)
    s.interface = @interface
  end
  event_cmds = Command.commands.map{|cmd| cmd.new(state, @printer) }
  until state.proceed? do
    input = @interface.command_queue.pop
    catch(:debug_error) do
      splitter[input].each do |input|
        # escape % since print_debug might use printf
        @printer.print_debug "Processing in context: #{input.gsub('%', '%%')}"
        if (cmd = event_cmds.find { |c| c.match(input) })
          if context.dead? && cmd.class.need_context
            @printer.print_msg "Command is unavailable\n"
          else
            cmd.execute
          end
        else
          @printer.print_msg "Unknown command: #{input}"
        end
      end
    end
    state.restore_context
  end
rescue ::Exception
  @printer.print_error "INTERNAL ERROR!!! #{$!}\n" rescue nil
  @printer.print_error $!.backtrace.map{|l| "\t#{l}"}.join("\n") rescue nil
end

#splitter ⇒ Object 



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# File 'lib/ruby-debug-ide/ide_processor.rb', line 55

def splitter
  lambda do |str|
    str.split(/;/).inject([]) do |m, v|
      if m.empty?
        m << v
      else
        if m.last[-1] == ?\\
          m.last[-1,1] = ''
          m.last << ';' << v
        else
          m << v
        end
      end
      m
    end
  end
end