diff options
| author | Bartosz Nitka <niteria@gmail.com> | 2017-07-02 11:12:01 +0100 |
|---|---|---|
| committer | Alex Biehl <alexbiehl@gmail.com> | 2017-07-02 12:12:01 +0200 |
| commit | 901b327f46dc4bd70cd310ae2c6339aa9ce572bb (patch) | |
| tree | 142d0b0cf1c2a4acac3471617f45b8884ed73adb /haddock-api/src/Haddock/Backends/Xhtml | |
| parent | af3e6c7c027389df18b15ee9a9d72ffc97dc1852 (diff) | |
Fix haddock: internal error: links: UnhelpfulSpan (#561)
* Fix haddock: internal error: links: UnhelpfulSpan
This fixes #554 for me. I believe this is another fall out
of `wildcard-refactor`, like #549.
* Comment to clarify why we take the methods name location
Diffstat (limited to 'haddock-api/src/Haddock/Backends/Xhtml')
| -rw-r--r-- | haddock-api/src/Haddock/Backends/Xhtml/Decl.hs | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/haddock-api/src/Haddock/Backends/Xhtml/Decl.hs b/haddock-api/src/Haddock/Backends/Xhtml/Decl.hs index 716050fa..cda0611a 100644 --- a/haddock-api/src/Haddock/Backends/Xhtml/Decl.hs +++ b/haddock-api/src/Haddock/Backends/Xhtml/Decl.hs @@ -635,8 +635,10 @@ ppInstanceSigs :: LinksInfo -> Splice -> Unicode -> Qualification ppInstanceSigs links splice unicode qual sigs = do TypeSig lnames typ <- sigs let names = map unLoc lnames - L loc rtyp = hsSigWcType typ - return $ ppSimpleSig links splice unicode qual loc names rtyp + L _ rtyp = hsSigWcType typ + -- Instance methods signatures are synified and thus don't have a useful + -- SrcSpan value. Use the methods name location instead. + return $ ppSimpleSig links splice unicode qual (getLoc $ head $ lnames) names rtyp lookupAnySubdoc :: Eq id1 => id1 -> [(id1, DocForDecl id2)] -> DocForDecl id2 |