You cannot select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
nodebb/src/meta/debugFork.js

40 lines
891 B
JavaScript

'use strict';
var fork = require('child_process').fork;
var debugArg = process.execArgv.find(function (arg) {
return /^--(debug|inspect)/.test(arg);
});
var debugging = !!debugArg;
debugArg = debugArg ? debugArg.replace('-brk', '').split('=') : ['--debug', 5859];
var lastAddress = parseInt(debugArg[1], 10);
/**
* child-process.fork, but safe for use in debuggers
* @param {string} modulePath
* @param {string[]} [args]
* @param {any} [options]
*/
function debugFork(modulePath, args, options) {
var execArgv = [];
if (global.v8debug || debugging) {
lastAddress += 1;
execArgv = [debugArg[0] + '=' + lastAddress, '--nolazy'];
}
if (!Array.isArray(args)) {
options = args;
args = [];
}
options = options || {};
options = { ...options, execArgv: execArgv };
return fork(modulePath, args, options);
}
debugFork.debugging = debugging;
module.exports = debugFork;