[GHC] #9850: Template Haskell does not seem to support StandaloneDeriving
#9850: Template Haskell does not seem to support StandaloneDeriving -------------------------------------+------------------------------------- Reporter: vxanica | Owner: Type: feature request | Status: new Priority: normal | Milestone: Component: Template Haskell | Version: 7.8.3 Keywords: | Operating System: StandaloneDeriving | Unknown/Multiple Architecture: Unknown/Multiple | Type of failure: Difficulty: Easy (less than 1 | None/Unknown hour) | Test Case: Blocked By: | Blocking: Related Tickets: | Differential Revisions: -------------------------------------+------------------------------------- I want to write some TH to deriving Show instance recursively on composite data types, however, I think I have to use StandaloneDeriving which TH does not support this. At least, I did not see in Dec type. support in 7.8.3 -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/9850 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler
#9850: Template Haskell does not seem to support StandaloneDeriving -------------------------------------+------------------------------------- Reporter: vxanica | Owner: Type: feature | Status: new request | Milestone: Priority: normal | Version: 7.8.3 Component: Template | Keywords: Haskell | StandaloneDeriving Resolution: | Architecture: Unknown/Multiple Operating System: | Difficulty: Easy (less than 1 Unknown/Multiple | hour) Type of failure: | Blocked By: None/Unknown | Related Tickets: Test Case: | Blocking: | Differential Revisions: | -------------------------------------+------------------------------------- Description changed by vxanica: Old description:
I want to write some TH to deriving Show instance recursively on composite data types, however, I think I have to use StandaloneDeriving which TH does not support this. At least, I did not see in Dec type. support in 7.8.3
New description: I want to write some TH to deriving Show instance recursively on composite data types, however, I think I have to use StandaloneDeriving which TH does not support this. At least, I did not see it in Dec type in GHC 7.8.3 -- -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/9850#comment:1 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler
#9850: Template Haskell does not seem to support StandaloneDeriving -------------------------------------+------------------------------------- Reporter: vxanica | Owner: Type: feature | Status: closed request | Milestone: Priority: normal | Version: 7.8.3 Component: Template | Keywords: Haskell | StandaloneDeriving Resolution: duplicate | Architecture: Unknown/Multiple Operating System: | Difficulty: Easy (less than 1 Unknown/Multiple | hour) Type of failure: | Blocked By: None/Unknown | Related Tickets: #8100 Test Case: | Blocking: | Differential Revisions: | -------------------------------------+------------------------------------- Changes (by jstolarek): * status: new => closed * resolution: => duplicate * related: => #8100 Comment: I believe this is already fixed in HEAD. See #8100. Closing as duplicate. -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/9850#comment:2 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler
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