Trait mail::HeaderObjTrait

pub trait HeaderObjTrait: Sync + Send + Any + Debug {
    fn name(&self) -> HeaderName;
    fn is_max_one(&self) -> bool;
    fn validator(
        &self
    ) -> Option<fn(_: &HeaderMap) -> Result<(), HeaderValidationError>>;
    fn encode(
        &self,
        encoder: &mut EncodingWriter<'_>
    ) -> Result<(), EncodingError>;
    fn boxed_clone(&self) -> Box<dyn HeaderObjTrait + 'static, Global>;
}

Re-export of headers from mail-headers.

Required Methods

fn name(&self) -> HeaderName

fn is_max_one(&self) -> bool

fn validator(
    &self
) -> Option<fn(_: &HeaderMap) -> Result<(), HeaderValidationError>>

fn encode(&self, encoder: &mut EncodingWriter<'_>) -> Result<(), EncodingError>

fn boxed_clone(&self) -> Box<dyn HeaderObjTrait + 'static, Global>

Implementations

impl dyn HeaderObjTrait + 'static

pub fn is<H>(&self) -> boolwhere
    H: HeaderKind,

pub fn downcast_ref<H>(&self) -> Option<&Header<H>>where
    H: HeaderKind,

pub fn downcast_mut<H>(&mut self) -> Option<&mut Header<H>>where
    H: HeaderKind,

Trait Implementations

impl HasHeaderName for dyn HeaderObjTrait + 'static

fn get_name(&self) -> HeaderName

impl HeaderObjTraitBoxExt for Box<dyn HeaderObjTrait + 'static, Global>

fn downcast<H>(
    self
) -> Result<Box<Header<H>, Global>, Box<dyn HeaderObjTrait + 'static, Global>>where
    H: HeaderKind,

Implementors

impl<H> HeaderObjTrait for Header<H>where
    H: HeaderKind,