From ce6916d2944acc68aa2032ac7fbcc7b718a7c7e4 Mon Sep 17 00:00:00 2001
From: Jakob Moosbrugger <jak.moo54@gmail.com>
Date: Wed, 19 Apr 2017 23:30:18 +0200
Subject: [PATCH] automatic change of debug port for child process
---
lib/index.js | 25 +++++++++++++++++++++++++
src/index.js | 21 +++++++++++++++++++++
2 files changed, 46 insertions(+)
diff --git a/lib/index.js b/lib/index.js
index 8e8be32..301967c 100644
--- a/lib/index.js
+++ b/lib/index.js
@@ -25,6 +25,31 @@ var Worker = function () {
options.cwd = process.cwd();
}
+ //get all debug related parameters
+ var debugVars = process.execArgv.filter(function (execArg) {
+ return (/(debug|inspect)/.test(execArg)
+ );
+ });
+ if (debugVars.lenght > 0) {
+ if (!options.execArgv) {
+ //if no execArgs are given copy all arguments
+ debugVars = process.execArgv;
+ options.execArgv = [];
+ }
+
+ var portIndex = debugVars.findIndex(function (debugArg) {
+ //get index of debug port specifier
+ return (/^--(debug|inspect)(-brk)?=\d*/.test(debugArg)
+ );
+ });
+
+ if (portIndex > 0) {
+ //set new port, ignore "-brk", it doesn't work
+ debugVars[portIndex] = (/^--debug/.test(debugVars[portIndex]) ? "--debug=" : "--inspect=") + process.debugPort + 1;
+ }
+ options.execArgv = options.execArgv.concat(debugVars);
+ }
+
this.child = fork(worker, args, options);
this.onerror = undefined;
this.onmessage = undefined;
diff --git a/src/index.js b/src/index.js
index d3de037..5778309 100644
--- a/src/index.js
+++ b/src/index.js
@@ -12,6 +12,27 @@ class Worker {
options.cwd = process.cwd();
}
+ //get all debug related parameters
+ var debugVars = process.execArgv.filter(execArg => {
+ return (/(debug|inspect)/).test(execArg);
+ });
+ if (debugVars.lenght > 0) {
+ if (!options.execArgv) { //if no execArgs are given copy all arguments
+ debugVars = process.execArgv;
+ options.execArgv = [];
+ }
+
+ let portIndex = debugVars.findIndex(debugArg => { //get index of debug port specifier
+ return (/^--(debug|inspect)(-brk)?\d*/).test(debugArg);
+ });
+
+ if (portIndex > 0) { //set new port, ignore "-brk", it doesn't work
+ debugVars[portIndex] = ((/^--debug/).test(debugVars[portIndex]) ? "--debug=" : "--inspect=") + process.debugPort + 1;
+ }
+ options.execArgv = options.execArgv.concat(debugVars);
+
+ }
+
this.child = fork(worker, args, options);
this.onerror = undefined;
this.onmessage = undefined;
--
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