angular-docs-cn/packages/zone.js/example/basic.html

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HTML

<!doctype html>
<html>
<head>
<meta charset="utf-8">
<title>Zone.js Basic Demo</title>
<link rel="stylesheet" href="css/style.css">
<script src="../dist/zone.js"></script>
<script src="../dist/long-stack-trace-zone.js"></script>
</head>
<body>
<h1>Basic Example</h1>
<button id="b1">Bind Error</button>
<button id="b2">Cause Error</button>
<script>
/*
* This is a simple example of async stack traces with zones
*/
function main () {
b1.addEventListener('click', bindSecondButton);
}
/*
* What if your stack trace could tell you what
* order the user pushed the buttons from the stack trace?
*
* What if you could log this back to the server?
*
* Think of how much more productive your debugging could be!
*/
function bindSecondButton () {
b2.addEventListener('click', throwError);
}
function throwError () {
throw new Error('aw shucks');
}
/*
* Bootstrap the app
*/
//main();
Zone.current.fork(
{
onHandleError: function (parentZoneDelegate, currentZone, targetZone, error) {
console.log(error.stack);
}
}
).fork(Zone.longStackTraceZoneSpec).run(main);
</script>
</body>
</html>