Class: Johnson::TraceMonkey::Debugger

Inherits:
Object
  • Object
show all
Defined in:
lib/johnson/tracemonkey/debugger.rb

Overview

native

Constant Summary collapse

JSTRAP_ERROR = 
0
JSTRAP_CONTINUE = 
1
JSTRAP_RETURN = 
2
JSTRAP_THROW = 
3
JSTRAP_LIMIT = 
4

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(logger) ⇒ Debugger

Returns a new instance of Debugger.



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# File 'lib/johnson/tracemonkey/debugger.rb', line 10

def initialize(logger)
  @logger = logger
end

Instance Attribute Details

#logger ⇒ Object

Returns the value of attribute logger.



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# File 'lib/johnson/tracemonkey/debugger.rb', line 9

def logger
  @logger
end

Instance Method Details

#call_hook(before, ok) ⇒ Object

call_hook is called before and after a function call. before is true if before, false otherwise.



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# File 'lib/johnson/tracemonkey/debugger.rb', line 48

def call_hook(before, ok)
  logger.debug("call_hook: #{before} #{ok}")
end

#debug_error_hook(message) ⇒ Object 



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# File 'lib/johnson/tracemonkey/debugger.rb', line 62

def debug_error_hook(message)
  logger.debug("debug_error_hook: #{message}")
end

#debugger_handler(context, script, bytecode) ⇒ Object 



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# File 'lib/johnson/tracemonkey/debugger.rb', line 29

def debugger_handler(context, script, bytecode)
  line_num  = line_number(context, script, bytecode)
  f_name    = file_name(context, script)
  logger.debug("debugger_handler: #{bytecode}")
  JSTRAP_CONTINUE
end

#destroy_script_hook ⇒ Object 



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# File 'lib/johnson/tracemonkey/debugger.rb', line 25

def destroy_script_hook
  logger.debug("destroy_script_hook")
end

#execute_hook(context, stack_frame, before, ok) ⇒ Object

call_hook is called before and after script execution. before is true if before, false otherwise.



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# File 'lib/johnson/tracemonkey/debugger.rb', line 42

def execute_hook(context, stack_frame, before, ok)
  logger.debug("execute_hook: #{before} #{ok}")
end

#interrupt_handler(context, script, bytecode) ⇒ Object 



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# File 'lib/johnson/tracemonkey/debugger.rb', line 14

def interrupt_handler(context, script, bytecode)
  line_num  = line_number(context, script, bytecode)
  f_name    = file_name(context, script)
  logger.debug("interrupt_handler #{f_name} #{line_num}")
  JSTRAP_CONTINUE
end

#new_script_hook(filename, linenum) ⇒ Object 



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# File 'lib/johnson/tracemonkey/debugger.rb', line 21

def new_script_hook(filename, linenum)
  logger.debug("new_script_hook: #{filename} #{linenum}")
end

#object_hook(is_new) ⇒ Object 



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# File 'lib/johnson/tracemonkey/debugger.rb', line 52

def object_hook(is_new)
  logger.debug("object_hook: #{is_new}")
end

#source_handler(filename, line_number, str) ⇒ Object 



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# File 'lib/johnson/tracemonkey/debugger.rb', line 36

def source_handler(filename, line_number, str)
  logger.debug("source_handler: #{filename}(#{line_number}): #{str}")
end

#throw_hook(bytecode) ⇒ Object

This hook can change the control



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# File 'lib/johnson/tracemonkey/debugger.rb', line 57

def throw_hook(bytecode)
  logger.debug("throw_hook: #{bytecode}")
  JSTRAP_CONTINUE
end