diff options
author | Alec Theriault <alec.theriault@gmail.com> | 2018-03-21 01:16:57 -0700 |
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committer | Alexander Biehl <alexbiehl@gmail.com> | 2018-03-21 09:16:57 +0100 |
commit | b7a74c6702f087fde99f44f12d99c66afcf5790d (patch) | |
tree | 9f751803eb5c13adfef9e991469a2a9bf1bbb2c6 /haddock-api/src/Haddock/Interface/AttachInstances.hs | |
parent | e787b5712157bb0acbb8d886ef793cda5dc1b821 (diff) |
Show where instances are defined (#748)
* Indicate source module of instances
Above instance, we now also display a link to the module where the
instance was defined. This is sometimes helpful in figuring out
what to import.
* Source module for type/data families too
* Remove parens
* Accept tests
Diffstat (limited to 'haddock-api/src/Haddock/Interface/AttachInstances.hs')
-rw-r--r-- | haddock-api/src/Haddock/Interface/AttachInstances.hs | 18 |
1 files changed, 13 insertions, 5 deletions
diff --git a/haddock-api/src/Haddock/Interface/AttachInstances.hs b/haddock-api/src/Haddock/Interface/AttachInstances.hs index ec8b98c8..d0ed1698 100644 --- a/haddock-api/src/Haddock/Interface/AttachInstances.hs +++ b/haddock-api/src/Haddock/Interface/AttachInstances.hs @@ -69,7 +69,7 @@ attachInstances expInfo ifaces instIfaceMap = do attachOrphanInstances :: ExportInfo -> Interface -> IfaceMap -> InstIfaceMap -> [ClsInst] -> [DocInstance GhcRn] attachOrphanInstances expInfo iface ifaceMap instIfaceMap cls_instances = - [ (synifyInstHead i, instLookup instDocMap n iface ifaceMap instIfaceMap, (L (getSrcSpan n) n)) + [ (synifyInstHead i, instLookup instDocMap n iface ifaceMap instIfaceMap, (L (getSrcSpan n) n), Nothing) | let is = [ (instanceSig i, getName i) | i <- cls_instances, isOrphan (is_orphan i) ] , (i@(_,_,cls,tys), n) <- sortBy (comparing $ first instHead) is , not $ isInstanceHidden expInfo cls tys @@ -91,7 +91,11 @@ attachToExportItem index expInfo iface ifaceMap instIfaceMap export = let mb_instances = lookupNameEnv index (tcdName d) cls_instances = maybeToList mb_instances >>= fst fam_instances = maybeToList mb_instances >>= snd - fam_insts = [ (synifyFamInst i opaque, doc,spanNameE n (synifyFamInst i opaque) (L eSpan (tcdName d)) ) + fam_insts = [ ( synifyFamInst i opaque + , doc + , spanNameE n (synifyFamInst i opaque) (L eSpan (tcdName d)) + , nameModule_maybe n + ) | i <- sortBy (comparing instFam) fam_instances , let n = getName i , let doc = instLookup instDocMap n iface ifaceMap instIfaceMap @@ -99,14 +103,18 @@ attachToExportItem index expInfo iface ifaceMap instIfaceMap export = , not $ any (isTypeHidden expInfo) (fi_tys i) , let opaque = isTypeHidden expInfo (fi_rhs i) ] - cls_insts = [ (synifyInstHead i, instLookup instDocMap n iface ifaceMap instIfaceMap, spanName n (synifyInstHead i) (L eSpan (tcdName d))) + cls_insts = [ ( synifyInstHead i + , instLookup instDocMap n iface ifaceMap instIfaceMap + , spanName n (synifyInstHead i) (L eSpan (tcdName d)) + , nameModule_maybe n + ) | let is = [ (instanceSig i, getName i) | i <- cls_instances ] , (i@(_,_,cls,tys), n) <- sortBy (comparing $ first instHead) is , not $ isInstanceHidden expInfo cls tys ] -- fam_insts but with failing type fams filtered out - cleanFamInsts = [ (fi, n, L l r) | (Right fi, n, L l (Right r)) <- fam_insts ] - famInstErrs = [ errm | (Left errm, _, _) <- fam_insts ] + cleanFamInsts = [ (fi, n, L l r, m) | (Right fi, n, L l (Right r), m) <- fam_insts ] + famInstErrs = [ errm | (Left errm, _, _, _) <- fam_insts ] in do dfs <- getDynFlags let mkBug = (text "haddock-bug:" <+>) . text |