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produce errors on proc types with implicit empty param lists.

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This commit is contained in:
Zahary Karadjov
2012-04-20 22:32:36 +03:00
parent 064f296213
commit 2f4ae65917
3 changed files with 13 additions and 11 deletions
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14
compiler/parser.nim
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@@ -608,7 +608,7 @@ proc parseParamList(p: var TParser, retColon = true): PNode =
var a: PNode
result = newNodeP(nkFormalParams, p)
addSon(result, ast.emptyNode) # return type
if p.tok.tokType == tkParLe:
if p.tok.tokType == tkParLe:
getTok(p)
optInd(p, result)
while true:
@@ -626,9 +626,9 @@ proc parseParamList(p: var TParser, retColon = true): PNode =
optInd(p, a)
optPar(p)
eat(p, tkParRi)
let b = if retColon: p.tok.tokType == tkColon
else: p.tok.tokType == tkOpr and IdentEq(p.tok.ident, "->")
if b:
let hasRet = if retColon: p.tok.tokType == tkColon
else: p.tok.tokType == tkOpr and IdentEq(p.tok.ident, "->")
if hasRet:
getTok(p)
optInd(p, result)
result.sons[0] = parseTypeDesc(p)
@@ -662,6 +662,7 @@ proc parseProcExpr(p: var TParser, isExpr: bool): PNode =
info: TLineInfo
info = parLineInfo(p)
getTok(p)
let hasSignature = p.tok.tokType in {tkParLe, tkColon}
params = parseParamList(p)
pragmas = optPragmas(p)
if (p.tok.tokType == tkEquals) and isExpr:
@@ -675,8 +676,9 @@ proc parseProcExpr(p: var TParser, isExpr: bool): PNode =
addSon(result, parseStmt(p))
else:
result = newNodeI(nkProcTy, info)
addSon(result, params)
addSon(result, pragmas)
if hasSignature:
addSon(result, params)
addSon(result, pragmas)
proc isExprStart(p: TParser): bool =
case p.tok.tokType