process.on('uncaughtException', function (err) {
console.log('Error: %s', err.message);
});
setTimeout(function (fn) {
fn();
});
Error: undefined is not a function
function async(request, callback) {
// Do something.
asyncA(request, function (err, data) {
if (err) {
callback(err);
} else {
// Do something
asyncB(request, function (err, data) {
if (err) {
callback(err);
} else {
// Do something
asyncC(request, function (err, data) {
if (err) {
callback(err);
} else {
// Do something
callback(null, data);
}
});
}
});
}
});
}
http.createServer(function (request, response) {
async(request, function (err, data) {
if (err) {
response.writeHead(500);
response.end();
} else {
response.writeHead(200);
response.end(data);
}
});
});
function async(request, callback) {
// Do something.
asyncA(request, function (data) {
// Do something
asyncB(request, function (data) {
// Do something
asyncC(request, function (data) {
// Do something
callback(data);
});
});
});
}
http.createServer(function (request, response) {
var d = domain.create();
d.on('error', function () {
response.writeHead(500);
response.end();
});
d.run(function () {
async(request, function (data) {
response.writeHead(200);
response.end(data);
});
});
});
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