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implemented strictCaseObjects (#20608)

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* implemented strictCaseObjects

* changelog update
This commit is contained in:
Andreas Rumpf 2022-10-21 06:55:52 +02:00 • committed by GitHub
commit 76763f51aa
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6 changed files with 80 additions and 8 deletions
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6
compiler/sempass2.nim
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@ -665,7 +665,7 @@ proc trackCase(tracked: PEffects, n: PNode) =
let stringCase = n[0].typ != nil and skipTypes(n[0].typ,
abstractVarRange-{tyTypeDesc}).kind in {tyFloat..tyFloat128, tyString, tyCstring}
let interesting = not stringCase and interestingCaseExpr(n[0]) and
tracked.config.hasWarn(warnProveField)
(tracked.config.hasWarn(warnProveField) or strictCaseObjects in tracked.c.features)
var inter: TIntersection = @[]
var toCover = 0
for i in 1..<n.len:
@ -1049,8 +1049,8 @@ proc track(tracked: PEffects, n: PNode) =
for i in 0..<n.len: track(tracked, n[i])
of nkCheckedFieldExpr:
track(tracked, n[0])
if tracked.config.hasWarn(warnProveField):
checkFieldAccess(tracked.guards, n, tracked.config)
if tracked.config.hasWarn(warnProveField) or strictCaseObjects in tracked.c.features:
checkFieldAccess(tracked.guards, n, tracked.config, strictCaseObjects in tracked.c.features)
of nkTryStmt: trackTryStmt(tracked, n)
of nkPragma: trackPragmaStmt(tracked, n)
of nkAsgn, nkFastAsgn, nkSinkAsgn: