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//! Error types for [`DIContainer`] and it's related structs.
//!
//! [`DIContainer`]: crate::di_container::DIContainer
use crate::errors::injectable::InjectableError;
/// Error type for [`DIContainer`].
///
/// [`DIContainer`]: crate::di_container::DIContainer
#[derive(thiserror::Error, Debug)]
pub enum DIContainerError
{
/// Unable to cast a binding for a interface.
#[error(
"Unable to cast binding for interface '{interface} with kind '{binding_kind}'"
)]
CastFailed
{
/// The interface.
interface: &'static str,
/// The kind of the found binding.
binding_kind: &'static str,
},
/// Failed to resolve a binding for a interface.
#[error("Failed to resolve binding for interface '{interface}'")]
BindingResolveFailed
{
/// The reason for the problem.
#[source]
reason: InjectableError,
/// The affected bound interface.
interface: &'static str,
},
/// No binding exists for a interface (and optionally a name).
#[error(
"No binding exists for interface '{interface}' {}",
.name.map_or_else(String::new, |name| format!("with name '{}'", name))
)]
BindingNotFound
{
/// The interface that doesn't have a binding.
interface: &'static str,
/// The name of the binding if one exists.
name: Option<&'static str>,
},
}
/// Error type for [`BindingBuilder`].
///
/// [`BindingBuilder`]: crate::di_container::BindingBuilder
#[derive(thiserror::Error, Debug)]
pub enum BindingBuilderError
{
/// A binding already exists for a interface.
#[error("Binding already exists for interface '{0}'")]
BindingAlreadyExists(&'static str),
}
/// Error type for [`BindingScopeConfigurator`].
///
/// [`BindingScopeConfigurator`]: crate::di_container::BindingScopeConfigurator
#[derive(thiserror::Error, Debug)]
pub enum BindingScopeConfiguratorError
{
/// Resolving a singleton failed.
#[error("Resolving the given singleton failed")]
SingletonResolveFailed(#[from] InjectableError),
}
/// Error type for [`BindingWhenConfigurator`].
///
/// [`BindingWhenConfigurator`]: crate::di_container::BindingWhenConfigurator
#[derive(thiserror::Error, Debug)]
pub enum BindingWhenConfiguratorError
{
/// A binding for a interface wasn't found.
#[error("A binding for interface '{0}' wasn't found'")]
BindingNotFound(&'static str),
}
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