* Add example for `Router::inherit_state`
* clarification
* Update axum/src/routing/mod.rs
Co-authored-by: Jonas Platte <jplatte+git@posteo.de>
Co-authored-by: Jonas Platte <jplatte+git@posteo.de>
* Add RawForm extractor
* Change RawForm(String) to RawForm(Option<String>)
* Fix tests
* Use Bytes instead of Option<String> and add tests
* Add test for empty body
* Update CHANGELOG
* small docs tweaks
* changelog nit
Co-authored-by: David Pedersen <david.pdrsn@gmail.com>
* add `#[derive(FromRef)]`
* tests
* don't support skipping fields
probably wouldn't work at all since the whole state likely needs `Clone`
* UI tests
* changelog
* changelog link
* revert hello-world example, used for testing
* Re-export `#[derive(FromRef)]`
* Don't need to return `Result`
* use `collect` instead of quoting the iterator
* Mention it in axum's changelog
* Add a dedicated error message for state type inference issues
* Generate valid code even if state type can't be inferred
* Also error on state type inference for debug_handler
* Move RequestExt and RequestPartsExt into axum-core
* Add RequestExt::into_limited_body
… and use it for Bytes extraction.
* Add RequestExt::with_limited_body
… and use it for Multipart extraction.
Co-authored-by: David Pedersen <david.pdrsn@gmail.com>
* add server feature and make tokio and hyper/server and tcp optional
* address review comments
* don't mention any specific runtimes in the example
* sort deps
* add `tokio` feature when adding `ws`
* don't always pull in tower feature that pulls in tokio io stuff
* remove usage of `tokio_cr`
* changelog
* depend on tokio version that supports wasm
* don't make it sound like tokio doesn't support wasm
* call out new default feature
Co-authored-by: Fisher Darling <fdarlingco@gmail.com>
Co-authored-by: David Pedersen <david.pdrsn@gmail.com>
* Rename Fallback::Custom to Fallback::Service
* Allow Routers to inherit state
* Rename Router::{nest => nest_service} and add new nest method for Routers
* Fix lints
* Add basic tests for state inheritance
* Changelog
* Support `State` with `#[derive(FromRequest[Parts])]`
Fixes https://github.com/tokio-rs/axum/issues/1314
This makes it possible to extract things via `State` in
`#[derive(FromRequet)]`:
```rust
struct Foo {
state: State<AppState>,
}
```
The state can also be inferred in a lot of cases so you only need to
write:
```rust
struct Foo {
// since we're using `State<AppState>` we know the state has to be
// `AppState`
state: State<AppState>,
}
```
Same for
```rust
struct Foo {
#[from_request(via(State))]
state: AppState,
}
```
And
```rust
struct AppState {}
```
I think I've covered all the edge cases but there are (unsurprisingly) a
few.
* make sure things can be combined with other extractors
* main functions in ui tests don't need to be async
* Add test for multiple identicaly state types
* Add failing test for multiple states
