The first important thing to point out about a Dart package project structure is that its validity is asserted by the presence of a pubspec.yaml file; that is, if there's a pubspec.yaml file in your structure, then there is a package and this is where you properly describe it—without it, there's no package at all. This is what a typical package looks like:
This example package was generated by using the Stagehand tool. You can refer to the following section for more details.
For application packages, there is no required project layout to adopt (as it's not intended to be published to the pub repository); however, as it ...
