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//! Interface for structs that can be injected into or be injected to.
use std::fmt::Debug;
use std::sync::Arc;
use crate::dependency_history::IDependencyHistory;
use crate::di_container::asynchronous::IAsyncDIContainer;
use crate::errors::injectable::InjectableError;
use crate::future::BoxFuture;
use crate::private::cast::CastFromSync;
use crate::ptr::TransientPtr;
/// Interface for structs that can be injected into or be injected to.
pub trait AsyncInjectable<DIContainerType, DependencyHistoryType>: CastFromSync
where
DIContainerType: IAsyncDIContainer<DependencyHistoryType>,
DependencyHistoryType: IDependencyHistory + Send + Sync,
{
/// Resolves the dependencies of the injectable.
///
/// # Errors
/// Will return `Err` if resolving the dependencies fails.
fn resolve<'di_container, 'fut>(
di_container: &'di_container Arc<DIContainerType>,
dependency_history: DependencyHistoryType,
) -> BoxFuture<'fut, Result<TransientPtr<Self>, InjectableError>>
where
Self: Sized + 'fut,
'di_container: 'fut;
}
impl<DIContainerType, DependencyHistoryType> Debug
for dyn AsyncInjectable<DIContainerType, DependencyHistoryType>
where
DIContainerType: IAsyncDIContainer<DependencyHistoryType>,
DependencyHistoryType: IDependencyHistory + Send + Sync,
{
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result
{
f.write_str("{}")
}
}
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