Merge pull request #3 from nomilous/release/2.0.2

fix child fork with debug port in-use

lib/fork.js

@@ -65,7 +65,28 @@ function start(hook, script, opts) {
 
     };
 
-    child = childRef._child = child_process.fork(script);
+    var options = {};
+
+    var isDebugMode = (function (array, contains) {
+      return contains.some(function (el) {
+        return array.indexOf(el) >= 0;
+      });
+    })(process.execArgv, [
+      '--inspect',
+      '--inspect-brk',
+      '--debug', // does not support --debug=9999 (port)
+      '--debug-brk'
+    ]);
+
+    if (isDebugMode) {
+      // child inherits debugmode from parent, but then port is in-use
+      // and crashes, fix:
+      // use random debug port for child
+      var random = Math.floor(Math.random() * 64511) + 1024;
+      options.execArgv = ['--debug=' + random];
+    }
+
+    child = childRef._child = child_process.fork(script, [], options);
 
     children[child.pid] = child;
 

package.json

@@ -1,6 +1,6 @@
 {
   "name": "mocha-fork",
-  "version": "2.0.1",
+  "version": "2.0.2",
   "description": "Mocha hooks to start/stop background proccess in tests.",
   "engines": {
     "node": ">=4"