#9822: Add displayException to Exception typeclass -------------------------------------+------------------------------------- Reporter: snoyberg | Owner: snoyberg Type: feature | Status: patch request | Milestone: 7.10.1 Priority: normal | Version: Component: Core | Keywords: base Libraries | Architecture: Unknown/Multiple Resolution: | Difficulty: Easy (less than 1 Operating System: | hour) Unknown/Multiple | Blocked By: Type of failure: | Related Tickets: None/Unknown | Test Case: | Blocking: | Differential Revisions: Phab:D517 | -------------------------------------+------------------------------------- Comment (by Herbert Valerio Riedel <hvr@…>): In [changeset:"3222b7ae347be092bdd414f7b43bee18861b0e1e/ghc"]: {{{ #!CommitTicketReference repository="ghc" revision="3222b7ae347be092bdd414f7b43bee18861b0e1e" Add displayException method to Exception (#9822) Defaults to using `show` to prevent any breakage of existing code. Also provide a custom implementation for `SomeException` which uses the underlying exception's `displayException`. Differential Revision: https://phabricator.haskell.org/D517 }}} -- Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/9822#comment:4> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler