Enum rouille::websocket::WebsocketError

[−] Show declaration

pub enum WebsocketError {
    InvalidWebsocketRequest,
    WrongSubprotocol,
}

[−] Expand description

Error that can happen when attempting to start websocket.

Variants

InvalidWebsocketRequest

[−] Expand description

The request does not match a websocket request.

The conditions are:

• The method must be GET.
• The HTTP version must be at least 1.1.
• The request must include Host.
• The Connection header must include websocket.
• The Sec-WebSocket-Version header must be 13.
• Must have a Sec-WebSocket-Key header.

WrongSubprotocol

[−] Expand description

The subprotocol passed to the function was not requested by the client.

Trait Implementations

impl Debug for WebsocketError[+]

[+] Show hidden undocumented items

fn fmt(&self, f: &mut Formatter) -> Result[−]

Formats the value using the given formatter.

impl Display for WebsocketError[+]

[+] Show hidden undocumented items

fn fmt(&self, fmt: &mut Formatter) -> Result<(), Error>[−]

Formats the value using the given formatter.

impl Error for WebsocketError[+]

[+] Show hidden undocumented items

fn description(&self) -> &str[−]

Deprecated since 1.42.0:

use the Display impl or to_string()

if let Err(e) = "xc".parse::<u32>() { // Print e itself, no need for description(). eprintln!("Error: {}", e); }

fn source(&self) -> Option<&(dyn Error + 'static)>[−]

The lower-level source of this error, if any.

fn backtrace(&self) -> Option<&Backtrace>[−]

🔬 This is a nightly-only experimental API. (backtrace)

Returns a stack backtrace, if available, of where this error occurred.

fn cause(&self) -> Option<&dyn Error>

Deprecated since 1.33.0:

replaced by Error::source, which can support downcasting