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even more strict isNil handling for strings/seqs in order to detect bugs

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This commit is contained in:
Araq 2018-08-22 12:35:46 +02:00
commit 64517445ea
36 changed files with 193 additions and 245 deletions
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13
lib/system.nim
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@ -2292,9 +2292,18 @@ iterator mpairs*(a: var cstring): tuple[key: int, val: var char] {.inline.} =
inc(i)
proc isNil*[T](x: seq[T]): bool {.noSideEffect, magic: "IsNil", deprecated.}
when defined(nimNoNilSeqs2):
when not compileOption("nilseqs"):
{.pragma: nilError, error.}
else:
{.pragma: nilError.}
else:
{.pragma: nilError.}
proc isNil*[T](x: seq[T]): bool {.noSideEffect, magic: "IsNil", nilError.}
proc isNil*[T](x: ref T): bool {.noSideEffect, magic: "IsNil".}
proc isNil*(x: string): bool {.noSideEffect, magic: "IsNil", deprecated.}
proc isNil*(x: string): bool {.noSideEffect, magic: "IsNil", nilError.}
proc isNil*[T](x: ptr T): bool {.noSideEffect, magic: "IsNil".}
proc isNil*(x: pointer): bool {.noSideEffect, magic: "IsNil".}
proc isNil*(x: cstring): bool {.noSideEffect, magic: "IsNil".}