* fix(client): adjust TransportSenderT

This is trait contains `WebSocket` specific details and it's difficult to fix it properly with an extension trait
in the current design.

So this PR documents and marks it clearly that these methods are optional to implement, kind of ugly but better.

* fix build

* Update core/src/client/mod.rs

Co-authored-by: Alexandru Vasile <[email protected]>

* Update core/src/client/mod.rs

Co-authored-by: Alexandru Vasile <[email protected]>

* increase margin for failing test

* Update core/src/client/mod.rs

Co-authored-by: James Wilson <[email protected]>

* remove optional prefix in trait

Co-authored-by: Alexandru Vasile <[email protected]>
Co-authored-by: James Wilson <[email protected]>

* ws: Implement ping for `TransportSenderT` trait

Signed-off-by: Alexandru Vasile <[email protected]>

* ws/client: Receive pong frames

Signed-off-by: Alexandru Vasile <[email protected]>

* core/client: Use `select!` macro for the background task

Signed-off-by: Alexandru Vasile <[email protected]>

* client: Propagate ping interval to background task

Signed-off-by: Alexandru Vasile <[email protected]>

* async_client: Submit ping requests

Signed-off-by: Alexandru Vasile <[email protected]>

* async_client: Handle pong replies

Signed-off-by: Alexandru Vasile <[email protected]>

* client: Handle frontend messages to dedicated fn

Signed-off-by: Alexandru Vasile <[email protected]>

* client: Handle backend messages in dedicated fn

Signed-off-by: Alexandru Vasile <[email protected]>

* client: Add terminated fuse for opt-out pings

Signed-off-by: Alexandru Vasile <[email protected]>

* Set opt-out behavior for client pings

Signed-off-by: Alexandru Vasile <[email protected]>

* client: Move imports

Signed-off-by: Alexandru Vasile <[email protected]>

* client: Handle handle_frontend_messages errors

Signed-off-by: Alexandru Vasile <[email protected]>

* client: Add custom error related to byteslice conversions

Signed-off-by: Alexandru Vasile <[email protected]>

* client: Modify `send_ping` to send empty slices

Signed-off-by: Alexandru Vasile <[email protected]>

* Fix `cargo hack check` and use `select_biased`

Signed-off-by: Alexandru Vasile <[email protected]>

* Handle sending pings with lowest priority

Signed-off-by: Alexandru Vasile <[email protected]>

* core: Add proper number of params to `background_task`

Signed-off-by: Alexandru Vasile <[email protected]>

* Fix wasm client

Signed-off-by: Alexandru Vasile <[email protected]>

* Handle raw bytes and string received messages

Signed-off-by: Alexandru Vasile <[email protected]>

* Fix Cargo.toml feature

Signed-off-by: Alexandru Vasile <[email protected]>

* Panic when empty slice does not fit into `ByteSlice125`

Signed-off-by: Alexandru Vasile <[email protected]>

* wasm: Add operation not supported for pings

Signed-off-by: Alexandru Vasile <[email protected]>

* Rename `ReceivedMessage` from Data to Text

Signed-off-by: Alexandru Vasile <[email protected]>

* Rename test variable

Signed-off-by: Alexandru Vasile <[email protected]>

* Add documentation

Signed-off-by: Alexandru Vasile <[email protected]>

* client: Use `future::select` for  cancel safety

Signed-off-by: Alexandru Vasile <[email protected]>

* client: Remove `pong` handling logic

Signed-off-by: Alexandru Vasile <[email protected]>

* client: Update ping documentation

Signed-off-by: Alexandru Vasile <[email protected]>

* Update core/src/client/async_client/mod.rs

Co-authored-by: Tarik Gul <[email protected]>

* Update core/src/client/async_client/mod.rs

Co-authored-by: Tarik Gul <[email protected]>

* Update core/src/client/async_client/mod.rs

Co-authored-by: Tarik Gul <[email protected]>

* Update core/src/client/async_client/mod.rs

Co-authored-by: Tarik Gul <[email protected]>

* Update core/src/client/async_client/mod.rs

Co-authored-by: Tarik Gul <[email protected]>

* Update core/Cargo.toml

Co-authored-by: Niklas Adolfsson <[email protected]>

* Update core/Cargo.toml

Co-authored-by: Niklas Adolfsson <[email protected]>

* logs: Keep debug log for submitting `Ping` frames

Signed-off-by: Alexandru Vasile <[email protected]>

* Print debug logs when receiving `Pong` frames

Signed-off-by: Alexandru Vasile <[email protected]>

* Update core/src/client/async_client/mod.rs

Co-authored-by: Tarik Gul <[email protected]>
Co-authored-by: Niklas Adolfsson <[email protected]>

* feat: untested web-sys transport

* rewrite me

* make it work

* add hacks and works :)

* add subscription test too

* revert StdError change; still works

* cleanup

* remove hacks

* more wasm tests outside workspace

* kill mutually exclusive features

* merge nits

* remove unsafe hack

* fix nit

* core: fix features and deps

* ci: add WASM test

* test again

* work work

* comeon

* work work

* revert unintentional change

* Update core/Cargo.toml

Co-authored-by: David <[email protected]>

* Update core/src/client/async_client/mod.rs

Co-authored-by: David <[email protected]>

* revert needless change: std hashmap + fxhashmap works

* cleanup

* extract try_connect_until fn

* remove todo

* fix bad merge

* add wasm client wrapper crate

* fix nits

* use gloo-net dependency

* fix build

* grumbles CI: rename to `wasm_tests`

* fix bad merge

* fix grumbles

* fix nit

* comeon CI

Co-authored-by: David <[email protected]>