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views: yet another bugfix (#15447)

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* views: yet another bugfix

* views: extended the spec

* views: take into account potential hidden mutations via proc calls
This commit is contained in:
Andreas Rumpf 2020-10-01 15:04:36 +02:00 • committed by GitHub
commit ab405c936e
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5 changed files with 44 additions and 10 deletions
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5
compiler/semtempl.nim
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@ -707,11 +707,6 @@ proc semPatternBody(c: var TemplCtx, n: PNode): PNode =
localError(c.c.config, n.info, "invalid expression")
result = n
proc stupidStmtListExpr(n: PNode): bool =
for i in 0..<n.len-1:
if n[i].kind notin {nkEmpty, nkCommentStmt}: return false
result = true
result = n
case n.kind
of nkIdent: