Mercurial > prosody-hg
diff util/promise.lua @ 11486:78d843faaffc
util.promise: Switch order of parameters to join()
This saves awkward fiddlery with varargs and also echoes the
signature of pcall/xpcall.
| author | Matthew Wild <mwild1@gmail.com> |
|---|---|
| date | Thu, 25 Mar 2021 15:08:22 +0000 |
| parents | 7d42ed3a8a40 |
| children | 073e53b72792 |
line wrap: on
line diff
--- a/util/promise.lua Thu Mar 25 14:32:32 2021 +0000 +++ b/util/promise.lua Thu Mar 25 15:08:22 2021 +0000 @@ -146,12 +146,10 @@ end); end -local function join(...) +local function join(handler, ...) local promises, n = { ... }, select("#", ...); - local handler = promises[n]; - promises[n] = nil; return all(promises):next(function (results) - return handler(unpack(results, 1, n - 1)); + return handler(unpack(results, 1, n)); end); end