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new feature: ability to turn specific warnings to errors

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This commit is contained in:
Andreas Rumpf 2020-04-04 22:56:03 +02:00
commit 9c46927fad
8 changed files with 43 additions and 29 deletions
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35
compiler/pragmas.nim
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@ -330,31 +330,28 @@ proc processDynLib(c: PContext, n: PNode, sym: PSym) =
sym.typ.callConv = ccCDecl
proc processNote(c: PContext, n: PNode) =
template handleNote(toStrArray, msgMin, notes) =
let x = findStr(toStrArray, n[0][1].ident.s)
if x >= 0:
nk = TNoteKind(x + ord(msgMin))
let x = c.semConstBoolExpr(c, n[1])
n[1] = x
if x.kind == nkIntLit and x.intVal != 0: incl(notes, nk)
else: excl(notes, nk)
else:
invalidPragma(c, n)
if n.kind in nkPragmaCallKinds and n.len == 2 and
n[0].kind == nkBracketExpr and
n[0].len == 2 and
n[0][1].kind == nkIdent and n[0][0].kind == nkIdent:
var nk: TNoteKind
case whichKeyword(n[0][0].ident)
of wHint:
var x = findStr(HintsToStr, n[0][1].ident.s)
if x >= 0: nk = TNoteKind(x + ord(hintMin))
else: invalidPragma(c, n); return
of wWarning:
var x = findStr(WarningsToStr, n[0][1].ident.s)
if x >= 0: nk = TNoteKind(x + ord(warnMin))
else: invalidPragma(c, n); return
else:
invalidPragma(c, n)
return
let x = c.semConstBoolExpr(c, n[1])
n[1] = x
if x.kind == nkIntLit and x.intVal != 0: incl(c.config.notes, nk)
else: excl(c.config.notes, nk)
# checkme: honor cmdlineNotes with: c.setNote(nk, x.kind == nkIntLit and x.intVal != 0)
else:
invalidPragma(c, n)
of wHint: handleNote(HintsToStr, hintMin, c.config.notes)
of wWarning: handleNote(WarningsToStr, warnMin, c.config.notes)
of wWarningAsError: handleNote(WarningsToStr, warnMin, c.config.warningAsErrors)
else: invalidPragma(c, n)
else: invalidPragma(c, n)
proc pragmaToOptions(w: TSpecialWord): TOptions {.inline.} =
case w