v8-debug

v8-debug

Provides extending API for node internal debugger protocol (based ob v8 debugger protocol)

This is a part of node-inspector.

Installation

npm install v8-debug

API

Command	Params	Type	Description
register			Register new debug processor command like 'lookup'.
	name	{String}	Name of command.
	callback	{Function}	function(request, response) modify your response in this function.
command			Call debug processor command like 'lookup'
	name	{String}	Name of command.
	attributes	{Object}	Extra parameters, that passes as command arguments.
	userdata	{Object}	Data than needs to be stored, but can't be serialised before call processor callback. (Not implemented now)

Usage

var debug = require('v8-debug');

//register 'console' event in v8 debugger protocol
debug.register('console', function(request, response) {
  response.type = 'event';      //redefine command as event
  response.event = 'console';   //event name
  delete response.request_seq;  //for event this property is not useful
  delete response.command;      //for event this property is not useful
  response.body = {
    message: request.arguments.message
  };
});
//Now debugger can emit new event 'console'

console.log = (function(fn) {
  return function() {
    //Call 'console' command. (Emit console event)
    debug.command('console', {message: arguments[0]} /*, userdata*/);
    return fn.apply(console, arguments);
  }
} (console.log));