diff options
Diffstat (limited to 'mingling_core/src/program/collection.rs')
| -rw-r--r-- | mingling_core/src/program/collection.rs | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/mingling_core/src/program/collection.rs b/mingling_core/src/program/collection.rs index d5aab4b..14705ac 100644 --- a/mingling_core/src/program/collection.rs +++ b/mingling_core/src/program/collection.rs @@ -4,7 +4,7 @@ use std::pin::Pin; #[cfg(feature = "dispatch_tree")] use crate::Dispatcher; -use crate::{AnyOutput, ChainProcess, Groupped, RenderResult}; +use crate::{AnyOutput, ChainProcess, Grouped, RenderResult}; #[cfg(feature = "structural_renderer")] use crate::{StructuralRendererSetting, error::StructuralRendererSerializeError}; @@ -21,9 +21,17 @@ pub use mock::*; pub trait ProgramCollect { /// Enum type representing internal IDs for the program type Enum; - type ErrorDispatcherNotFound: Groupped<Self::Enum>; - type ErrorRendererNotFound: Groupped<Self::Enum>; - type ResultEmpty: Groupped<Self::Enum>; + /// Error type when a dispatcher is not found for the given member + type ErrorDispatcherNotFound: Grouped<Self::Enum>; + + /// Error type when a renderer is not found for the given member + type ErrorRendererNotFound: Grouped<Self::Enum>; + + /// Result type for an empty chain result + /// + /// When the `extra_macros` feature is enabled, + /// you can use the `empty_result!()` macro to create this + type ResultEmpty: Grouped<Self::Enum>; /// Use a prefix tree to quickly match arguments and dispatch to an Entry #[cfg(feature = "dispatch_tree")] |