prosody
5eaf77114fdb
util/openmetrics.lua

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util/openmetrics.lua @ 12590:5eaf77114fdb

compat: Use table.pack (there since Lua 5.2) over our util.table Added in d278a770eddc avoid having to deal with its absence in Lua 5.1. No longer needed when Lua 5.1 support is dropped.
author Kim Alvefur <zash@zash.se>
date Mon, 11 Jul 2022 19:15:24 +0200
parent 12589:39ae08180c81
child 12817:176fd3ea505c
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12589:39ae08180c81 12590:5eaf77114fdb
24 local array = require "util.array"; 24 local array = require "util.array";
25 local log = require "util.logger".init("util.openmetrics"); 25 local log = require "util.logger".init("util.openmetrics");
26 local new_multitable = require "util.multitable".new; 26 local new_multitable = require "util.multitable".new;
27 local iter_multitable = require "util.multitable".iter; 27 local iter_multitable = require "util.multitable".iter;
28 local t_concat, t_insert = table.concat, table.insert; 28 local t_concat, t_insert = table.concat, table.insert;
29 local t_pack, t_unpack = require "util.table".pack, table.unpack; 29 local t_pack, t_unpack = table.pack, table.unpack;
30 30
31 -- BEGIN of Utility: "metric proxy" 31 -- BEGIN of Utility: "metric proxy"
32 -- This allows to wrap a MetricFamily in a proxy which only provides the 32 -- This allows to wrap a MetricFamily in a proxy which only provides the
33 -- `with_labels` and `with_partial_label` methods. This allows to pre-set one 33 -- `with_labels` and `with_partial_label` methods. This allows to pre-set one
34 -- or more labels on a metric family. This is used in particular via 34 -- or more labels on a metric family. This is used in particular via