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next steps for first class iterators

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This commit is contained in:
Araq 2012-11-26 02:43:32 +01:00
commit dd9ad9e497
7 changed files with 16 additions and 7 deletions
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compiler/sigmatch.nim
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@ -293,6 +293,8 @@ proc procTypeRel(c: var TCandidate, f, a: PType): TTypeRelation =
elif tfThread in f.flags and a.flags * {tfThread, tfNoSideEffect} == {}:
# noSideEffect implies ``tfThread``! XXX really?
return isNone
elif f.flags * {tfIterator} != a.flags * {tfIterator}:
return isNone
elif f.callconv != a.callconv:
# valid to pass a 'nimcall' thingie to 'closure':
if f.callconv == ccClosure and a.callconv == ccDefault: