Enum AddFontError 

pub enum AddFontError {
    Borrowed,
    Font(FontError),
}

Why a face did not reach a session’s registry.

Variants

Borrowed

The session lays out against a registry it borrowed, and the caller who owns it is the one who can add to it.

Font(FontError)

The bytes are not a face this build can read.

Trait Implementations

impl Debug for AddFontError

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

Formats the value using the given formatter.

impl Display for AddFontError

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

Formats the value using the given formatter.

impl Error for AddFontError

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

Returns the lower-level source of this error, if any.

fn description(&self) -> &str

👎Deprecated since 1.42.0:

use the Display impl or to_string()

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

👎Deprecated since 1.33.0:

replaced by Error::source, which can support downcasting

fn provide<'a>(&'a self, request: &mut Request<'a>)

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

Provides type-based access to context intended for error reports.

impl From<FontError> for AddFontError

fn from(source: FontError) -> Self

Converts to this type from the input type.