Enum InvalidStateKind 

pub enum InvalidStateKind {
    ExpectedActive {
        actual: &'static str,
    },
    DataWhileClosing,
    AlreadyClosed,
    WorkerGone,
}

会话非法状态转换的结构化原因。

Variants

ExpectedActive

需要 Active，实际为其它状态。

Fields

actual: &'static str

当前状态名（如 "Closing" / "Closed"）。

DataWhileClosing

Closing 期间又收到业务 Binary/Text。

AlreadyClosed

已 Closed 仍尝试 begin_close。

WorkerGone

串行 handler worker 通道已关闭。

Trait Implementations

impl Clone for InvalidStateKind

fn clone(&self) -> InvalidStateKind

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for InvalidStateKind

fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>

Formats the value using the given formatter.

impl Display for InvalidStateKind

fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>

Formats the value using the given formatter.

impl Eq for InvalidStateKind

impl PartialEq for InvalidStateKind

fn eq(&self, other: &InvalidStateKind) -> bool

Equality operator ==.

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=.

impl StructuralPartialEq for InvalidStateKind