Struct Flash 

pub struct Flash { /* private fields */ }

The flash messages a request carried. A handler argument (FromRequest, never fails); empty when there are none.

Implementations

impl Flash

pub fn read(request: &Request) -> Flash

The messages in request’s flash cookie.

pub fn messages(&self) -> &[FlashMessage]

Every message, in the order they were set.

pub fn get(&self, kind: &str) -> Option<&str>

The first message of kind.

pub fn notice(&self) -> Option<&str>

The first notice message.

pub fn alert(&self) -> Option<&str>

The first alert message.

pub fn is_empty(&self) -> bool

Trait Implementations

impl Clone for Flash

fn clone(&self) -> Flash

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for Flash

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

Formats the value using the given formatter.

impl Default for Flash

fn default() -> Flash

Returns the “default value” for a type.

impl Eq for Flash

impl FromRequest for Flash

fn from_request(request: &Request) -> Result<Flash, Response>

Extract Self from request, or return a ready-to-send error Response.

impl PartialEq for Flash

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

Equality operator ==.

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

Inequality operator !=.

impl StructuralPartialEq for Flash