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ref #16054 undefine some stuff in JS backend (#16070)

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flywind 2020-11-26 18:08:53 +08:00 • committed by GitHub
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lib/system.nim
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@ -1897,7 +1897,8 @@ else:
# however, stack-traces are available for most parts
# of the code
var
when notJSnotNims:
var
globalRaiseHook*: proc (e: ref Exception): bool {.nimcall, benign.}
## With this hook you can influence exception handling on a global level.
## If not nil, every 'raise' statement ends up calling this hook.