On Wed, Mar 16, 2016 at 04:40:57PM -0700, William Lin wrote:
Hello,
I put this in my code:
process.on('uncaughtException', function(err){
 console.error(err.stack);
 console.log("Node NOT Exiting...");
});
If I do something like
nonExistingFunction();
,then it will catch the error, but my script always stops with the error
events.js:141
 throw err;
something like that.

Can anyone help me?
Thank you.


I tried with the below code. When I press CTRL-C, the SIGINT is trapped and it
calls an undefined function, which then results in the uncaughtException part
of the code to execute. Note that if you have nonExistingFunction() at the top
level then the node compiler will detect it before it has a chance to execute.


setInterval(function () { console.log("hello I am alive");}, 1000);

process.on('SIGINT', function() {
   console.log('Got SIGINT.  Calling a nonExistingFunction');
   nonExistingFunction();
});


process.on('uncaughtException', function(err){
   console.log("Okay caught an unhandled exception");
   // console.error(err.stack);
   process.exit(-1);
});

Below are the results of the run:

hello I am alive
hello I am alive
hello I am alive
hello I am alive
^CGot SIGINT.  Calling a nonExistingFunction
Okay caught an unhandled exception




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