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util.promise: Use xpcall() for promise function to preserve tracebacks

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Matthew Wild 2020-11-23 20:38:51 +00:00
parent 8328e6681e
commit a247cea4df
1 changed files with 1 additions and 1 deletions
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2
util/promise.lua
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@ -78,7 +78,7 @@ local function new(f)
local p = setmetatable({ _state = "pending", _next = next_pending, _pending_on_fulfilled = {}, _pending_on_rejected = {} }, promise_mt);
if f then
local resolve, reject = new_resolve_functions(p);
local ok, ret = pcall(f, resolve, reject);
local ok, ret = xpcall(f, debug.traceback, resolve, reject);
if not ok and p._state == "pending" then
reject(ret);
end