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interpret tuple as a class and tuple[] as the empty tuple

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When the indentation syntax is allowed it is always interpreted as a
tuple:

type
  Unit = tuple
This commit is contained in:
Max Zerzouri 2015-03-01 15:25:20 +13:00
commit 9c126282b2
8 changed files with 16 additions and 11 deletions
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6
compiler/semtypes.nim
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@ -344,9 +344,8 @@ proc semTypeIdent(c: PContext, n: PNode): PSym =
else:
localError(n.info, errIdentifierExpected)
result = errorSym(c, n)
proc semTuple(c: PContext, n: PNode, prev: PType): PType =
if n.sonsLen == 0: return newConstraint(c, tyTuple)
proc semTuple(c: PContext, n: PNode, prev: PType): PType =
var typ: PType
result = newOrPrevType(tyTuple, prev, c)
result.n = newNodeI(nkRecList, n.info)
@ -1227,6 +1226,7 @@ proc semTypeNode(c: PContext, n: PNode, prev: PType): PType =
result = newOrPrevType(tyError, prev, c)
of nkObjectTy: result = semObjectNode(c, n, prev)
of nkTupleTy: result = semTuple(c, n, prev)
of nkTupleClassTy: result = newConstraint(c, tyTuple)
of nkTypeClassTy: result = semTypeClass(c, n, prev)
of nkRefTy: result = semAnyRef(c, n, tyRef, prev)
of nkPtrTy: result = semAnyRef(c, n, tyPtr, prev)