Enum Scope 

pub enum Scope {
    Singleton,
    Prototype,
}

组件的作用域

Singleton 单例作用域，默认 Prototype 原型作用域

Variants

Singleton

全局单例：首次注入时构建并缓存，后续返回同一个 Arc<T>

Prototype

原型：每次注入都调用工厂创建新实例

Implementations

impl Scope

pub fn is_singleton(&self) -> bool

是否为单例

pub fn is_prototype(&self) -> bool

是否为原型

Trait Implementations

impl Clone for Scope

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 Scope

impl Debug for Scope

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

Formats the value using the given formatter.

impl Default for Scope

fn default() -> Self

Returns the “default value” for a type.

impl Eq for Scope

impl PartialEq for Scope

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

Equality operator ==.

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

Inequality operator !=.

impl StructuralPartialEq for Scope