Class: RubyDebugClient

Inherits:
Object
  • Object
show all
Includes:
Observable
Defined in:
ext/ae-ruby-debug/ae-ruby-debug.rb

Defined Under Namespace

Classes: Var

Instance Method Summary collapse

Constructor Details

#initialize(_controller, _server = 'localhost', _port = 8989, _timeout = 0) ⇒ RubyDebugClient

Returns a new instance of RubyDebugClient.



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# File 'ext/ae-ruby-debug/ae-ruby-debug.rb', line 995

def initialize(_controller, _server='localhost', _port=8989, _timeout=0)
  @controller = _controller
  @session = nil
  @server = _server
  @port = _port
  @timeout = _timeout.to_i
  @busy = false
  @pend = false
end

Instance Method Details

#add_listener(_caller, _method = :rdebug_client_update) ⇒ Object 



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# File 'ext/ae-ruby-debug/ae-ruby-debug.rb', line 1005

def add_listener(_caller, _method=:rdebug_client_update)
  if _caller.respond_to? :rdebug_client_update
    ObserverCallback.new(self,_caller,:rdebug_client_update)
  end
end

#debug_dump(_exp) ⇒ Object 



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# File 'ext/ae-ruby-debug/ae-ruby-debug.rb', line 1261

def debug_dump(_exp)
  var = nil
  if @valuobjs.nil?
    @valuobjs = Array.new 
  else
    @valuobjs.clear
  end
  begin
    _to_eval = read("eval YAML::dump(#{_exp})")
    if _to_eval.include?('Exception:')
      _to_eval = read("eval require 'pp';eval #{_exp}.pretty_inspect")
      var = eval(_to_eval)
      #var = "?"
    else
      _str = eval(_to_eval)
      _str.gsub!('!ruby/object:', '!')
      _obj = YAML::load(_str)
      var = yaml_pseudo_load(_obj)
    end  
  rescue Exception => e
    Arcadia.console(self, 'msg'=>"exception on eval #{_exp} :#{e.inspect}")
    #Arcadia.new_msg(self,"exception on eval #{_exp} :#{e.inspect}")
    var = nil
  end
  return var
end

#debug_eval(_exp) ⇒ Object 



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# File 'ext/ae-ruby-debug/ae-ruby-debug.rb', line 1356

def debug_eval(_exp)
  if command("eval #{res=_exp}.to_s + '|||' + #{res}.class.to_s")
    begin
      _str = eval(read)
      _value, _class = _str.split('|||')
    rescue Exception => e
      _value = "?"
      _class = "?"
    end
    return Var.new(_value, _class)
  else
    return Var.new("?", "?")
  end
end

#global_variables ⇒ Object

returns the global variables and there values



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# File 'ext/ae-ruby-debug/ae-ruby-debug.rb', line 1392

def global_variables
  command("eval global_variables")
  variables = []
  begin
    variables = eval(read)
  rescue Exception
    variables = []
  end
  variable_values = Hash.new
  variables.each do |var|
    command("eval #{var}.to_s")
    variable_values[var] = read
  end
  return variable_values
end

#instance_variables_new(_this = 'self') ⇒ Object

returns the instance variables and there values



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# File 'ext/ae-ruby-debug/ae-ruby-debug.rb', line 1290

def instance_variables_new(_this='self')
  command("eval #{_this}.instance_variables")
  variables = []
  begin
    variables = eval(read)
  rescue Exception
    variables = []
  end
  @consider = Array.new
  variable_values = Hash.new
  variables.each do |var|
     #next if var != '@objs'
#      command("eval require 'pp';  #{var}.pretty_inspect() + '|||' + #{var}.class.to_s")
    command("eval YAML::dump(#{var})")
    _str = eval read
    #Arcadia.new_msg(self,"value passato 1 ="+_str)

    _str.gsub!('!ruby/object:', '!')

    #Arcadia.new_msg(self,"value passato 2 ="+_str)

    _obj = YAML::load(_str)
    
    _xvalue = yaml_pseudo_load(_obj)
    if _xvalue.class == Hash
      _xclass = _xvalue['__CLASS__']
    else
      _xclass = _xvalue.class.to_s
    end
    #_vvv = eval(_value)
    
    #Arcadia.new_msg(self,"vvv class="+_vvv.class.to_s)
    
    #Arcadia.new_msg(self,"value="+_xvalue.inspect)
    #Arcadia.new_msg(self,"class="+_xclass)
    variable_values[var] = Var.new(_xvalue, _xclass)
  end
  return variable_values
end

#is_alive? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'ext/ae-ruby-debug/ae-ruby-debug.rb', line 1027

def is_alive?
  #p "===>@session=#{@session}" 
  #p "===>@session.closed?=#{@session.closed?}" if @session
  #p "===>@pend=#{@pend}"
  !(@session.nil? || @session.closed? || @pend)
  #([email protected]? && [email protected]? && !@pend)
end

#is_busy? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'ext/ae-ruby-debug/ae-ruby-debug.rb', line 1023

def is_busy?
  @busy
end

#is_debugging_ready? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'ext/ae-ruby-debug/ae-ruby-debug.rb', line 1019

def is_debugging_ready?
  is_alive? && !is_busy?
end

#kill ⇒ Object 



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# File 'ext/ae-ruby-debug/ae-ruby-debug.rb', line 1065

def kill 
  begin
    @session.close if is_alive?
    @session=nil
  rescue Exception => e
    Arcadia.console(self, 'msg'=>"Error on close session : #{e.class}:#{e.message}", 'level'=>'debug')
    #Arcadia.new_debug_msg(self,"Error on close session : #{e.class}:#{e.message}")    
  end
end

#local_variables ⇒ Object

returns the local variables and there values



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# File 'ext/ae-ruby-debug/ae-ruby-debug.rb', line 1372

def local_variables
  command("eval local_variables")
  variables = []
  begin
    variables = eval(read)
  rescue Exception
    variables = []
  end
  variable_values = Hash.new
  variables.each do |var|
    command("eval #{var}.to_s + '|||' + #{var}.class.to_s")
    _str = eval(read)
    _value, _class = _str.split('|||')
    variable_values[var] = Var.new(_value, eval(_class))
  end
  return variable_values
end

#notify(_command, _result = nil) ⇒ Object 



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# File 'ext/ae-ruby-debug/ae-ruby-debug.rb', line 1011

def notify(_command, _result=nil)
 #Arcadia.new_debug_msg(self,"notify=>#{_command}")    
  @busy = false
  changed
  notify_observers(_command, _result)
  _result
end

#quit ⇒ Object 



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# File 'ext/ae-ruby-debug/ae-ruby-debug.rb', line 1177

def quit
  notify("quit", read("q"))
end

#quit_no ⇒ Object 



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# File 'ext/ae-ruby-debug/ae-ruby-debug.rb', line 1187

def quit_no
  notify("quit_no", read("n"))
end

#quit_yes ⇒ Object 



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# File 'ext/ae-ruby-debug/ae-ruby-debug.rb', line 1181

def quit_yes
  notify("quit_yes", read("y"))
  #DebugContract.instance.debug_end(self)
  kill
end

#resume ⇒ Object 



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# File 'ext/ae-ruby-debug/ae-ruby-debug.rb', line 1169

def resume
  notify("cont", read("cont"))
end

#set_breakpoint(_file, _line) ⇒ Object 



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# File 'ext/ae-ruby-debug/ae-ruby-debug.rb', line 1409

def set_breakpoint(_file, _line)
  #_line = _line + 1
  text = read("break #{_file}:#{_line}")
  return if text.nil?
  #p text
  breakpoint_no = -1
  #matches = text.match(/Set breakpoint ([0-9]*)?/)
  matches = text.downcase.match(/breakpoint ([0-9]*)?/)
  #Arcadia.new_error_msg(self, "text=#{text}")
  #Arcadia.new_error_msg(self, "matches[1]=#{matches[1]}")
  breakpoint_no = matches[1].to_i if matches && (matches.length == 2)
  return breakpoint_no
end

#socket_session ⇒ Object 



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# File 'ext/ae-ruby-debug/ae-ruby-debug.rb', line 1035

def socket_session
    #p "====>socket_session"
    #Arcadia.new_debug_msg(self,"socket_session : passo")    
    if @session.nil? && @controller.rds.is_alive?
      begin
        #sleep(2)
        @session = TCPSocket.new(@server, @port)
        @pend = false
      rescue Errno::ECONNREFUSED,Errno::EBADF => e
        sleep(1)
        @t = @t -1
        if @t > 0
          socket_session
        else
          Arcadia.console(self, 'msg'=>"socket_session : #{e.inspect}", 'level'=>'debug')
          #Arcadia.new_debug_msg(self,"socket_session : #{e.inspect}")    
        end
      rescue Exception => e
        @session = nil
        Arcadia.console(self, 'msg'=>"Error on socket_session : #{e.class}:#{e.message}", 'level'=>'debug')
        #Arcadia.new_debug_msg(self,"Error on socket_session : #{e.class}:#{e.message}")    
      end
    elsif !@controller.rds.is_alive?
      @session = nil
    end
    #Arcadia.new_debug_msg(self,"session : #{@session.inspect}")    
    #p "@session=>#{@session}"
    return @session 
end

#stacktrace ⇒ Object

return the current stack trace



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# File 'ext/ae-ruby-debug/ae-ruby-debug.rb', line 1192

def stacktrace
  notify("backtrace", read("backtrace"))
end

#start_session ⇒ Object 



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# File 'ext/ae-ruby-debug/ae-ruby-debug.rb', line 1075

def start_session
  begin
    #p "======>start session"
    @t = @timeout 
    if socket_session
      #Arcadia.new_debug_msg(self,"session : #{@session.inspect}")    
      notify('start', read)
      read("eval require 'yaml'")
    end
    return @session
  rescue Exception => e
    Arcadia.console(self, 'msg'=>"Error on start_session : #{e.class}:#{e.message} #{e.backtrace.join('..')}", 'level'=>'debug')
    #Arcadia.new_debug_msg(self,"Error on start_session : #{e.class}:#{e.message}")    
  end
end

#step_into ⇒ Object 



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# File 'ext/ae-ruby-debug/ae-ruby-debug.rb', line 1161

def step_into
  notify("step", read("step"))
end

#step_out ⇒ Object 



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# File 'ext/ae-ruby-debug/ae-ruby-debug.rb', line 1165

def step_out
  notify("fin", read("fin"))
end

#step_over ⇒ Object 



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# File 'ext/ae-ruby-debug/ae-ruby-debug.rb', line 1157

def step_over
  notify("next", read("next"))
end

#stop_session ⇒ Object 



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# File 'ext/ae-ruby-debug/ae-ruby-debug.rb', line 1091

def stop_session
  begin
    quit if is_debugging_ready?
    @session.close if is_alive?
  rescue Exception => e
    Arcadia.console(self, 'msg'=>"Error on stop_session : #{e.class}:#{e.inspect}", 'level'=>'debug')    
    #Arcadia.new_debug_msg(self,"Error on stop_session : #{e.class}:#{e.inspect}")    
  end
end

#unset_breakpoint(_id) ⇒ Object 



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# File 'ext/ae-ruby-debug/ae-ruby-debug.rb', line 1423

def unset_breakpoint(_id)
  read("delete #{_id}")
end

#variables(_type) ⇒ Object

returns the local variables and there values



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# File 'ext/ae-ruby-debug/ae-ruby-debug.rb', line 1331

def variables(_type)
  begin
    #variables = read[1..-2].split(', ').collect!{|x| x[1..-2]}
    to_eval = read("eval #{_type}")
    #Arcadia.console(self,'msg'=>"to_eval=#{to_eval.to_s}")
    variables = eval(to_eval)
    #Arcadia.console(self,'msg'=>"variables=#{variables.to_s}")
  rescue Exception => e
    variables = []
    #p "on command eval #{_type}:#{e.inspect}"
    #Arcadia.new_debug_msg(self,"on command eval #{_type}:#{e.inspect}")
  end
  variables = [] if variables.nil?
  variable_values = Hash.new
  variables.each do |var|
    next if var.to_s=='$;'
#      command("eval #{var}.to_s + '|||' + #{var}.class.to_s")
#      _str = eval(read)
#      _value, _class = _str.split('|||')
#      variable_values[var] = Var.new(_value, _class)
    variable_values[var.to_s] = debug_eval(var.to_s)
  end
  return variable_values
end

#where ⇒ Object 



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# File 'ext/ae-ruby-debug/ae-ruby-debug.rb', line 1173

def where
  notify("where", read("where"))
end

#yaml_pseudo_load(_obj) ⇒ Object 



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# File 'ext/ae-ruby-debug/ae-ruby-debug.rb', line 1197

def yaml_pseudo_load(_obj)
  just_present =  @valuobjs.include?(_obj)
  @valuobjs << _obj  
  if _obj.class == YAML::DomainType
    return _obj.type_id if just_present
    ret = Hash.new
    ret['__CLASS__']=_obj.type_id
    l = _obj.value.length  
    ret['__LENGTH__']= l.to_s
    if l > 0 
        _obj.value.each{|k,v|
            ret["@#{k}"]=yaml_pseudo_load(v)
        }
    end
    ret
  elsif _obj.class == Hash
  #Arcadia.new_msg(self,"_obj Hash="+_obj.inspect)
    return 'Hash' if just_present
    ret = Hash.new
    ret['__CLASS__']= 'Hash'
    l = _obj.length  
    ret['__LENGTH__']= l.to_s
    if l > 0 
      _obj.each{|k,v|
          ret[k]=yaml_pseudo_load(v)
      }
    end
    ret
  elsif _obj.class == Array
  #Arcadia.new_msg(self,"_obj Array="+_obj.inspect)
    return 'Array' if just_present
    ret = Hash.new
    ret['__CLASS__']= 'Array'
    l = _obj.length  
    ret['__LENGTH__']= l.to_s
    if l > 0 
      _obj.each_with_index{|v,i|
        ret[i.to_s]=yaml_pseudo_load(v)
      }
    end
    ret
  elsif _obj.class == Struct
  #Arcadia.new_msg(self,"_obj Array="+_obj.inspect)
    return 'Struct' if just_present
    ret = Hash.new
    ret['__CLASS__']= 'Struct'
    l = _obj.length  
    ret['__LENGTH__']= l.to_s
    if l > 0
       
      _obj.members.each{|m|
        ret[m]=yaml_pseudo_load(_obj[m])
      }
    end
    ret
  else  
  #Arcadia.new_msg(self,"_obj ="+_obj.inspect)
  
    _obj
  end

end