38 lines
873 B
JavaScript
38 lines
873 B
JavaScript
'use strict';
|
|
|
|
const { fork } = require('child_process');
|
|
|
|
let debugArg = process.execArgv.find(arg => /^--(debug|inspect)/.test(arg));
|
|
const debugging = !!debugArg;
|
|
|
|
debugArg = debugArg ? debugArg.replace('-brk', '').split('=') : ['--debug', 5859];
|
|
let 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) {
|
|
let 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;
|