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Added support in recordFields for channel bundles (which are similar enough to records)

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Neil Brown 2009-03-23 18:59:41 +00:00
parent 19e0fb0573
commit 78f9fb6196
1 changed files with 15 additions and 0 deletions
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15
common/Types.hs
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@ -137,6 +137,21 @@ recordFields m (A.Record rec)
case st of
A.RecordType _ _ fs -> return fs
_ -> dieP m "not record type"
recordFields m (A.ChanDataType A.DirInput _ n)
= do st <- specTypeOfName n
case st of
A.ChanBundleType _ _ fs -> return fs
_ -> dieP m "not record type"
-- Directions are flipped for the ! end:
recordFields m (A.ChanDataType A.DirOutput _ n)
= do st <- specTypeOfName n
case st of
A.ChanBundleType _ _ fs -> return [(n, flipDirOfEnd t) | (n, t) <- fs]
_ -> dieP m "not record type"
where
flipDirOfEnd (A.ChanEnd dir attr t) = A.ChanEnd (flipDir dir) attr t
flipDir A.DirInput = A.DirOutput
flipDir A.DirOutput = A.DirInput
recordFields m _ = dieP m "not record type"
recordAttr :: (CSMR m, Die m) => Meta -> A.Type -> m A.RecordAttr