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| author | Kim Alvefur <zash@zash.se> | 2018-10-18 13:33:19 +0200 |
|---|---|---|
| committer | Kim Alvefur <zash@zash.se> | 2018-10-18 13:33:19 +0200 |
| commit | dd2f749996583ed2aba09906d83541718f4c8ecf (patch) | |
| tree | c64225d1beb30845c35c079a93feb190c7c30d33 /util | |
| parent | 681b25e42710b31a5cca6cf9c5b52cc811b6dcea (diff) | |
| download | prosody-dd2f749996583ed2aba09906d83541718f4c8ecf.tar.gz prosody-dd2f749996583ed2aba09906d83541718f4c8ecf.zip | |
util.promise: Add a string representation
Diffstat (limited to 'util')
| -rw-r--r-- | util/promise.lua | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/util/promise.lua b/util/promise.lua index 8b57c822..b5660488 100644 --- a/util/promise.lua +++ b/util/promise.lua @@ -1,6 +1,10 @@ local promise_methods = {}; local promise_mt = { __name = "promise", __index = promise_methods }; +function promise_mt:__tostring() + return "promise (" .. (self._state or "invalid") .. ")"; +end + local function is_promise(o) local mt = getmetatable(o); return mt == promise_mt; |