Fix #15

Author: cspotcode

source-map-support.js

@@ -485,7 +485,7 @@ function getErrorSource(error) {
  return null;
 }
 
-function printErrorAndExit (error) {
+function printFatalErrorUponExit (error) {
  var source = getErrorSource(error);
 
  // Ensure error is printed synchronously and not truncated
@@ -503,18 +503,20 @@ function printErrorAndExit (error) {
 
 function shimEmitUncaughtException () {
  var origEmit = process.emit;
+ var isTerminatingDueToFatalException = false;
+ var fatalException;
 
  process.emit = function (type) {
- if (type === 'uncaughtException') {
- var hasStack = (arguments[1] && arguments[1].stack);
- var hasListeners = (this.listeners(type).length > 0);
-
- if (hasStack && !hasListeners) {
- return printErrorAndExit(arguments[1]);
- }
+ const hadListeners = origEmit.apply(this, arguments);
+ if (type === 'uncaughtException' && !hadListeners) {
+ isTerminatingDueToFatalException = true;
+ fatalException = arguments[0];
+ process.exit(1);
  }
-
- return origEmit.apply(this, arguments);
+ if (type === 'exit' && isTerminatingDueToFatalException) {
+ printFatalErrorUponExit(fatalException);
+ }
+ return hadListeners;
  };
 }