| Copyright | (c) The University of Glasgow 1998-2002 |
|---|---|
| License | see libraries/base/LICENSE |
| Maintainer | cvs-ghc@haskell.org |
| Stability | internal |
| Portability | non-portable (GHC extensions) |
| Safe Haskell | None |
| Language | Haskell2010 |
Control.Exception.Annotation
Description
Exception annotations.
Synopsis
- data SomeExceptionAnnotation = ExceptionAnnotation a => SomeExceptionAnnotation a
- class Typeable a => ExceptionAnnotation a where
- displayExceptionAnnotation :: a -> String
Documentation
data SomeExceptionAnnotation Source #
Constructors
| ExceptionAnnotation a => SomeExceptionAnnotation a |
class Typeable a => ExceptionAnnotation a where Source #
ExceptionAnnotations are types which can decorate exceptions as
ExceptionContext.
Since: base-4.20.0.0
Minimal complete definition
Nothing
Methods
displayExceptionAnnotation :: a -> String Source #
Render the annotation for display to the user.
default displayExceptionAnnotation :: Show a => a -> String Source #
Instances
| ExceptionAnnotation Backtraces Source # | |
Defined in GHC.Internal.Exception.Backtrace Methods | |
| ExceptionAnnotation WhileHandling Source # | |
Defined in GHC.Internal.Exception.Type Methods displayExceptionAnnotation :: WhileHandling -> String Source # | |