< > BotCompany Repo | #1028835 // withDeepReturn - like withCancelPoint, but allowing a return value

JavaX fragment (include)

static <A> A withDeepReturn(IVF1<DeepReturnSite<A>> r) {
  temp new DeepReturnSite<A> site;
  try {
    r.get(site);
  } catch e {
    e = innerException(e);
    if (e instanceof DeepReturn && e/DeepReturn.site == site)
      ret site!;
    else
      rethrow(e);
  }
  null;
}

Author comment

Began life as a copy of #1018342

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