Enum BackendKind 

pub enum BackendKind {
    Bundled,
    External,
    Composite,
}

能力实现形态。

Variants

Bundled

External

Composite

Implementations

impl BackendKind

pub fn as_str(&self) -> &'static str

Trait Implementations

impl Clone for BackendKind

fn clone(&self) -> Self

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Copy for BackendKind

impl Debug for BackendKind

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

Formats the value using the given formatter.

impl Display for BackendKind

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

Formats the value using the given formatter.

impl Eq for BackendKind

impl PartialEq for BackendKind

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

Equality operator ==.

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

Inequality operator !=.

impl StructuralPartialEq for BackendKind