Struct FetchStateMachine 

pub struct FetchStateMachine {
    state: FetchState,
}

Pure state machine for a MoQT fetch request. Transitions: Idle -> Pending -> Receiving -> Done.

Fields

state: FetchState

Implementations

impl FetchStateMachine

pub fn new() -> Self

Creates a new state machine in the FetchState::Idle state.

pub fn state(&self) -> FetchState

Returns the current state of the fetch request.

pub fn on_fetch_sent(&mut self) -> Result<(), FetchError>

Idle -> Pending (FETCH sent).

pub fn on_fetch_ok(&mut self) -> Result<(), FetchError>

Pending -> Receiving (FETCH_OK received).

pub fn on_fetch_error(&mut self) -> Result<(), FetchError>

Pending -> Done (REQUEST_ERROR received).

pub fn on_fetch_cancel(&mut self) -> Result<(), FetchError>

Pending|Receiving -> Done (FETCH_CANCEL sent).

pub fn on_stream_fin(&mut self) -> Result<(), FetchError>

Receiving -> Done (stream FIN received).

pub fn on_stream_reset(&mut self) -> Result<(), FetchError>

Receiving -> Done (stream RESET received).

Trait Implementations

impl Default for FetchStateMachine

fn default() -> Self

Returns the “default value” for a type.