Class: Thread

Inherits:
Object show all
Defined in:
lib/maglev-database-explorer/database_views/thread.rb

Instance Method Summary collapse

Instance Method Details

#__basetype ⇒ Object 



2
3
4
 
# File 'lib/maglev-database-explorer/database_views/thread.rb', line 2

def __basetype
  :thread
end

#__exception ⇒ Object 



34
35
36
 
# File 'lib/maglev-database-explorer/database_views/thread.rb', line 34

def __exception
  self[:last_exception]
end

#__set_exception(exception) ⇒ Object 



30
31
32
 
# File 'lib/maglev-database-explorer/database_views/thread.rb', line 30

def __set_exception(exception)
  self[:last_exception] = exception
end

#__source_offset_for(frame, level) ⇒ Object 



47
48
49
50
51
 
# File 'lib/maglev-database-explorer/database_views/thread.rb', line 47

def __source_offset_for(frame, level)
  # (frame at: 1) _sourceOffsetsAt: ((frame at: 1) _previousStepPointForIp: (frame at: 2))
  method = frame[0]
  method.__source_offsets_at(method.__step_point_for_ip(frame[1], level, __is_native_stack))
end

#__source_with_break_for(frame) ⇒ Object 



53
54
55
56
57
 
# File 'lib/maglev-database-explorer/database_views/thread.rb', line 53

def __source_with_break_for(frame)
  # (frame at: 1) _sourceOffsetsAt: ((frame at: 1) _previousStepPointForIp: (frame at: 2))
  method = frame[0]
  method.__source_at_ip(frame[1])
end

#__stack_frame(index) ⇒ Object 



73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
 
# File 'lib/maglev-database-explorer/database_views/thread.rb', line 73

def __stack_frame(index)
  frame = __local_frame_contents_at(index)

  arg_values = []
  (10..frame.size - 1).each do |idx|
    arg_values.push(frame[idx].to_database_view(1, {}, {}))
  end

  method = frame[0]
  source_offset = __source_offset_for(frame, index)
  source_string = method.__source_string
  
  # magic numbers copied from GsProcess 
  # [GsNMethod, ipOffset, frameOffset, varContext (nil), saveProtectionMode, markerOrException, nil (not used), self, argAndTempNames, receiver, args and temps, source offset, x-y source offset...
  [GsNMethodProxy.for(method).__for_database_explorer, frame[1], frame[2], nil, frame[4], frame[5].to_database_view(1, {}, {}), nil, frame[7].to_database_view(1, {}, {}), frame[8], frame[9].to_database_view(1, {}, {}), arg_values, source_offset, __xy_position_in_string(source_string, source_offset), __source_with_break_for(frame)]
end

#__stack_method_names ⇒ Object 



90
91
92
93
94
95
96
97
98
99
 
# File 'lib/maglev-database-explorer/database_views/thread.rb', line 90

def __stack_method_names
  methods = []

  (1..__local_stack_depth).each do |idx|
    method = __local_method_at(idx)
    methods.push(method.__description_for_stack) if method != nil  # TODO: why do we need to check for nil here?
  end

  methods
end

#__step_over_at(frame) ⇒ Object 



38
39
40
41
42
43
44
45
 
# File 'lib/maglev-database-explorer/database_views/thread.rb', line 38

def __step_over_at(frame)
  thread = Thread.start(self) do |debug_thread|
    Thread.pass
    debug_thread.__step_over_in_frame(frame)
  end

  sleep 0.1 unless thread.stop?
end

#__xy_position_in_string(string, offset) ⇒ Object 



59
60
61
62
63
64
65
66
67
68
69
70
71
 
# File 'lib/maglev-database-explorer/database_views/thread.rb', line 59

def __xy_position_in_string(string, offset)
  substr = string[0, offset]
  y = substr.count("\n")
  x = nil

  if substr[-1] == "\n"
    x = 0
  else
    x = substr.split("\n").last.size - 1
  end

  return [x, y]
end

#to_database_view(depth, ranges = {}, params = {}) ⇒ Object 



6
7
8
9
10
11
12
13
14
15
16
17
18
 
# File 'lib/maglev-database-explorer/database_views/thread.rb', line 6

def to_database_view(depth, ranges = {}, params = {})
  obj = super

  if depth > 0
    obj[:exception] = __exception.to_database_view(depth - 1, {}, {}) 
    obj[:threadLocalStorage] = __environment.to_database_view(1, {}, {})
    obj[:threadLocalStorageSize] = __environment ? __environment.size : -1
    obj[:isRailsThread] = self[:is_rails_thread] ? true : false
    obj[:status] = self.status.to_s
  end

  return obj
end