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enforce dot and call operators are used with an explicit .experimental pragma

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This commit is contained in:
Andreas Rumpf 2018-04-26 15:41:33 +02:00
commit c71c951a64
1 changed files with 4 additions and 2 deletions
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6
compiler/semstmts.nim
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@ -1588,9 +1588,11 @@ proc semProcAux(c: PContext, n: PNode, kind: TSymKind,
if sfOverriden in s.flags or s.name.s[0] == '=': semOverride(c, s, n)
if s.name.s[0] in {'.', '('}:
if s.name.s in [".", ".()", ".="] and {destructor, dotOperators} * c.features == {}:
message(n.info, warnDeprecated, "overloaded '.' and '()' operators are now .experimental; " & s.name.s)
localError(n.info, "the overloaded " & s.name.s &
" operator has to be enabled with {.experimental: \"dotOperators\".}")
elif s.name.s == "()" and callOperator notin c.features:
message(n.info, warnDeprecated, "overloaded '()' operators are now .experimental; " & s.name.s)
localError(n.info, "the overloaded " & s.name.s &
" operator has to be enabled with {.experimental: \"callOperator\".}")
if n.sons[bodyPos].kind != nkEmpty:
# for DLL generation it is annoying to check for sfImportc!