![This function has a return type of 'Widget', but doesn't end with a return statement. Try adding a return statement, or changing the return type to 'void'.dart(missing_return) · Issue #1 · itsatifsiddiqui/providerLogin · This function has a return type of 'Widget', but doesn't end with a return statement. Try adding a return statement, or changing the return type to 'void'.dart(missing_return) · Issue #1 · itsatifsiddiqui/providerLogin ·](https://user-images.githubusercontent.com/21271698/63667216-84774c00-c7f0-11e9-8cac-e84049afea85.png)
This function has a return type of 'Widget', but doesn't end with a return statement. Try adding a return statement, or changing the return type to 'void'.dart(missing_return) · Issue #1 · itsatifsiddiqui/providerLogin ·
![Always show return type/signature for all items in code completion · Issue #2462 · Dart-Code/Dart-Code · GitHub Always show return type/signature for all items in code completion · Issue #2462 · Dart-Code/Dart-Code · GitHub](https://user-images.githubusercontent.com/45350182/82122173-98fcd980-97af-11ea-819c-83876dbbabed.png)
Always show return type/signature for all items in code completion · Issue #2462 · Dart-Code/Dart-Code · GitHub
![Error: The argument type 'Function?' can't be assigned to the parameter type 'void Function()?' - YouTube Error: The argument type 'Function?' can't be assigned to the parameter type 'void Function()?' - YouTube](https://i.ytimg.com/vi/YanWDEuISRI/maxresdefault.jpg)
Error: The argument type 'Function?' can't be assigned to the parameter type 'void Function()?' - YouTube
![Andrea Bizzotto 💙 on X: "In Dart/Flutter, you can make it *explicit* when a function can return an error with the Either type from the fpdart package. For example, parsing a double Andrea Bizzotto 💙 on X: "In Dart/Flutter, you can make it *explicit* when a function can return an error with the Either type from the fpdart package. For example, parsing a double](https://pbs.twimg.com/media/FZLCdqLXEAElFOg.png)