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'isolate' builtin; refs https://github.com/nim-lang/RFCs/issues/244 (#15011)

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Andreas Rumpf 2020-07-20 07:50:19 +02:00 • committed by GitHub
commit 71dd5f85b9
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9 changed files with 194 additions and 6 deletions
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5
compiler/semmagic.nim
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@ -558,6 +558,9 @@ proc magicsAfterOverloadResolution(c: PContext, n: PNode,
let constructed = result[1].typ.base
if constructed.requiresInit:
message(c.config, n.info, warnUnsafeDefault, typeToString(constructed))
of mIsolate:
if not checkIsolate(n[1]):
localError(c.config, n.info, "expression cannot be isolated: " & $n[1])
result = n
else:
result = n