Re: [GHC] #9621: New Data.Foldable methods

#9621: New Data.Foldable methods -------------------------------------+------------------------------------- Reporter: hvr | Owner: ekmett Type: task | Status: new Priority: normal | Milestone: 7.10.1 Component: Core | Version: Libraries | Keywords: Resolution: | Architecture: Unknown/Multiple Operating System: | Difficulty: Unknown Unknown/Multiple | Blocked By: Type of failure: | Related Tickets: #9586 None/Unknown | Test Case: | Blocking: | Differential Revisions: | -------------------------------------+------------------------------------- Comment (by Herbert Valerio Riedel ): In [changeset:"e5cca4ab246ca2d1ecdd7c39eefd3157547cb6aa/ghc"]: {{{ #!CommitTicketReference repository="ghc" revision="e5cca4ab246ca2d1ecdd7c39eefd3157547cb6aa" Extend `Foldable` class with `length` and `null` methods This completes the `Foldable` class by two important operations which this way can be optimised for the underlying structure more easily. A minor fix for the `containers` submodule was needed to due name clash Addresses #9621 Reviewed By: ekmett, dfeuer, austin Differential Revision: https://phabricator.haskell.org/D250 }}} -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/9621#comment:3 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler