aboutsummaryrefslogtreecommitdiffstats
path: root/util
diff options
context:
space:
mode:
authorMatthew Wild <mwild1@gmail.com>2020-06-08 14:01:02 +0100
committerMatthew Wild <mwild1@gmail.com>2020-06-08 14:01:02 +0100
commit9e0186b0ed9b0005807b5d383faf8626fdf36168 (patch)
treee791aba46ac6b94d6525ef383319a3335ab67d96 /util
parent625ec0a93f194fa152b0cf0b94f60afdee224df9 (diff)
downloadprosody-9e0186b0ed9b0005807b5d383faf8626fdf36168.tar.gz
prosody-9e0186b0ed9b0005807b5d383faf8626fdf36168.zip
util.promise: Add all_settled, which follows semantics of allSettled from ES2020
Diffstat (limited to 'util')
-rw-r--r--util/promise.lua22
1 files changed, 22 insertions, 0 deletions
diff --git a/util/promise.lua b/util/promise.lua
index 0b182b54..6ebb0dd6 100644
--- a/util/promise.lua
+++ b/util/promise.lua
@@ -104,6 +104,27 @@ local function all(promises)
end);
end
+local function all_settled(promises)
+ return new(function (resolve)
+ local count, total, results = 0, #promises, {};
+ for i = 1, total do
+ promises[i]:next(function (v)
+ results[i] = { status = "fulfilled", value = v };
+ count = count + 1;
+ if count == total then
+ resolve(results);
+ end
+ end, function (e)
+ results[i] = { status = "rejected", reason = e };
+ count = count + 1;
+ if count == total then
+ resolve(results);
+ end
+ end);
+ end
+ end);
+end
+
local function race(promises)
return new(function (resolve, reject)
for i = 1, #promises do
@@ -149,6 +170,7 @@ return {
resolve = resolve;
reject = reject;
all = all;
+ all_settled = all_settled;
race = race;
try = try;
is_promise = is_promise;