Struct Envelope 

pub struct Envelope {
    pub sender: Option<String>,
    pub notify: Option<String>,
    pub ret: Option<String>,
}

What a submission says beside the message: mutt’s $use_envelope_from / $envelope_from_address and $dsn_notify / $dsn_return. The default asks for nothing.

Fields

sender: Option<String>

The envelope sender to insist on: sendmail’s -f, SMTP’s MAIL FROM in place of the message’s From.

notify: Option<String>

DSN NOTIFY, e.g. “failure,delay”.

ret: Option<String>

DSN RET, “hdrs” or “full”.

Trait Implementations

impl Clone for Envelope

fn clone(&self) -> Self

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for Envelope

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

Formats the value using the given formatter.

impl Default for Envelope

fn default() -> Self

Returns the “default value” for a type.

impl PartialEq for Envelope

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

Equality operator ==.

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

Inequality operator !=.

impl StructuralPartialEq for Envelope