Examples and generated code of each feature of pin-project

Basic usage of #[pin_project] on structs

Basic usage of #[pin_project] on enums

Manual implementation of Unpin by UnsafeUnpin

Manual implementation of Drop by #[pinned_drop]

project_replace() method

Ensure !Unpin by #[pin_project(!Unpin)]

Note: These generated code examples are the little simplified version of the actual generated code. See expansion tests if you want to see the exact version of the actual generated code.