Struct Metadata

pub struct Metadata(/* private fields */);

Implementations

impl Metadata

pub fn new() -> Self

pub fn insert<K, V>(&mut self, k: K, v: V) -> Option<Bytes>

where K: Into<String>, V: Into<Bytes>,

pub fn len(&self) -> usize

pub fn is_empty(&self) -> bool

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

pub fn iter(&self) -> impl Iterator<Item = Metadatum> + '_

Trait Implementations

impl AsMut<HashMap<String, Bytes>> for Metadata

fn as_mut(&mut self) -> &mut HashMap<String, Bytes>

Converts this type into a mutable reference of the (usually inferred) input type.

impl Clone for Metadata

fn clone(&self) -> Metadata

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for Metadata

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

Formats the value using the given formatter.

impl Default for Metadata

fn default() -> Self

Returns the “default value” for a type.

impl From<&Headers> for Metadata

fn from(header_map: &Headers) -> Self

Converts to this type from the input type.