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| author | Matthew Wild <mwild1@gmail.com> | 2018-03-23 14:02:33 +0000 |
|---|---|---|
| committer | Matthew Wild <mwild1@gmail.com> | 2018-03-23 14:02:33 +0000 |
| commit | 8a38579fa00e08ea10ff0eee2e4cdb7cd6bb1a3a (patch) | |
| tree | 9a66ab2c432a6f383fc2add6965d4df6d6e38c03 /util | |
| parent | faea440e51848cff1f52f469199d7cf8cbc92051 (diff) | |
| download | prosody-8a38579fa00e08ea10ff0eee2e4cdb7cd6bb1a3a.tar.gz prosody-8a38579fa00e08ea10ff0eee2e4cdb7cd6bb1a3a.zip | |
util.async: Make parameters to async.runner() optional
Diffstat (limited to 'util')
| -rw-r--r-- | util/async.lua | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/util/async.lua b/util/async.lua index f042b177..9456874d 100644 --- a/util/async.lua +++ b/util/async.lua @@ -130,10 +130,14 @@ local function runner_create_thread(func, self) return thread; end -local empty_watchers = {}; +local function default_error_watcher(runner, err) + runner:log("error", "Encountered error: %s", err); + error(err); +end +local function default_func(f) f(); end local function runner(func, watchers, data) - return setmetatable({ func = func, thread = false, state = "ready", notified_state = "ready", - queue = {}, watchers = watchers or empty_watchers, data = data, id = new_id() } + return setmetatable({ func = func or default_func, thread = false, state = "ready", notified_state = "ready", + queue = {}, watchers = watchers or { error = default_error_watcher }, data = data, id = new_id() } , runner_mt); end |