[GHC] #14030: Implement the "Derive Lift instances for data types in template-haskell" proposal
GHC
ghc-devs at haskell.org
Tue Jul 25 18:25:55 UTC 2017
#14030: Implement the "Derive Lift instances for data types in template-haskell"
proposal
-------------------------------------+-------------------------------------
Reporter: RyanGlScott | Owner: (none)
Type: task | Status: new
Priority: normal | Milestone: 8.4.1
Component: Template | Version: 8.3
Haskell |
Keywords: | Operating System: Unknown/Multiple
Architecture: | Type of failure: None/Unknown
Unknown/Multiple |
Test Case: | Blocked By:
Blocking: | Related Tickets:
Differential Rev(s): | Wiki Page:
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Back in September 2015, I
[https://mail.haskell.org/pipermail/libraries/2015-September/026117.html
proposed] using the `DeriveLift` extension to, well, derive `Lift`
instance for data types in the `template-haskell` library. The proposal
was well received, but I was unable to implement it at the time due to
`DeriveLift`'s newness (having only been introduced in GHC 8.0). Now that
GHC 8.0 is the oldest version of GHC that we support bootstrapping with,
this is no longer an obstacle.
--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/14030>
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