Javascript 无法读取属性';然后';nodejs中未定义的
我不知道为什么我在代码中遇到了这个错误Javascript 无法读取属性';然后';nodejs中未定义的,javascript,node.js,express,passport.js,Javascript,Node.js,Express,Passport.js,我不知道为什么我在代码中遇到了这个错误 fineOneBySocialLogin(profile).then(function (user) { }, function (err) { return done(err, null); }) var fineOneBySocialLogin = function (req, res) { auth.findOne({ username: req.emails[0].value }).then(
fineOneBySocialLogin(profile).then(function (user) {
}, function (err) {
return done(err, null);
})
var fineOneBySocialLogin = function (req, res) {
auth.findOne({ username: req.emails[0].value }).then(function (user) {
if (!user) {
console.log('testing 1');
var userForm = {};
userForm = {
email: req.emails[0].value
};
user.createUser(userForm).then(function(user) {
if (user) {
console.log('testing 2');
auth.findOne({ username: req.emails[0].value }).then(function (user) {
if (user) {
console.log('testing 3');
return user;
}
});
}
});
} else {
return user;
}
});
}
您应该在第二个raw中的auth.findOne之前添加
return
var fineOneBySocialLogin = function (req, res) {
return auth.findOne({ username: req.emails[0].value }).then(...
您应该在第二个raw中的auth.findOne
之前添加return
var fineOneBySocialLogin = function (req, res) {
return auth.findOne({ username: req.emails[0].value }).then(...
应该是
返回auth.findOne(…
应该是
返回auth.findOne(…