当发生正常异常时,会输出如下堆栈跟踪:
util.js:38
case '%s': return String(args[i++]);
^
TypeError: Cannot convert object to primitive value
at String (unknown source)
at util.js:38:25
at String.replace (native)
at Object.<anonymous> (util.js:35:23)
at Object.<anonymous> (console.js:25:36)
at EventEmitter.<anonymous> (/project/src/routines/debug/boot.js:16:21)
at EventEmitter.emit (/project/node_modules/eventemitter2/lib/eventemitter2.js:319:22)
at /project/src/bootstrap.js:15:14
at /project/src/util/routineloader.js:36:11
at /project/src/util/routineloader.js:47:6
这是非常有用的。当我在某个地方执行以下操作时:
process.on('uncaughtException', function(err) {
console.trace();
throw err;
});
我只得到了:
Trace:
at EventEmitter.<anonymous> (/project/src/routines/debug/exceptions.js:4:17)
at EventEmitter.emit (events.js:88:20)
这是没有任何帮助的。
我如何让它返回整个堆栈跟踪,就像原始堆栈跟踪一样?
发布于 2012-05-11 01:38:54
你就快成功了:
process.on('uncaughtException', function(err) {
console.log(err.stack);
throw err;
});
function foo() {
throw new Error("HI. I'm an error.");
}
foo();
/* Prints
Error: HI. I'm an error.
at foo (/Users/rye/Desktop/test.js:7:9)
at Object.<anonymous> (/Users/rye/Desktop/test.js:10:1)
at Module._compile (module.js:441:26)
at Object..js (module.js:459:10)
at Module.load (module.js:348:31)
at Function._load (module.js:308:12)
at Array.0 (module.js:479:10)
at EventEmitter._tickCallback (node.js:192:40)
*/
发布于 2015-11-22 02:00:41
node --stack_trace_limit=200 your-script.js
发布于 2017-01-24 13:20:12
我发现当我使用console.log(err)时,我得到了正确的结果,所以我查看了api,并发现了以下内容:
var mystring=require('util').inspect(error_object);
然后,您将获得字符串形式的堆栈跟踪
https://stackoverflow.com/questions/10539201
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