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some work to make 'opt' a first class type

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This commit is contained in:
Andreas Rumpf 2017-09-24 11:21:52 +02:00
commit e879da5791
13 changed files with 52 additions and 71 deletions
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compiler/semasgn.nim
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@ -185,7 +185,7 @@ proc liftBodyAux(c: var TLiftCtx; t: PType; body, x, y: PNode) =
case t.kind
of tyNone, tyEmpty, tyVoid: discard
of tyPointer, tySet, tyBool, tyChar, tyEnum, tyInt..tyUInt64, tyCString,
tyPtr, tyString, tyRef:
tyPtr, tyString, tyRef, tyOpt:
defaultOp(c, t, body, x, y)
of tyArray, tySequence:
if tfHasAsgn in t.flags:
@ -227,7 +227,7 @@ proc liftBodyAux(c: var TLiftCtx; t: PType; body, x, y: PNode) =
tyTypeDesc, tyGenericInvocation, tyForward:
internalError(c.info, "assignment requested for type: " & typeToString(t))
of tyOrdinal, tyRange, tyInferred,
tyGenericInst, tyFieldAccessor, tyStatic, tyVar, tyAlias:
tyGenericInst, tyStatic, tyVar, tyAlias:
liftBodyAux(c, lastSon(t), body, x, y)
of tyUnused, tyUnused0, tyUnused1, tyUnused2: internalError("liftBodyAux")