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allow 0 value as a valid value for set() and observe() #172

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allow 0 value as a valid value for set() and observe() #172

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4 changes: 2 additions & 2 deletions prometheus.lua
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Original file line number Diff line number Diff line change
Expand Up @@ -549,7 +549,7 @@ end
-- value: numeric value.
-- label_values: a list of label values, in the same order as label keys.
local function set(self, value, label_values)
if not value then
if tonumber(value) == nil then
self._log_error("No value passed for " .. self.name)
return
end
Expand All @@ -573,7 +573,7 @@ end
-- value: numeric value to record. Should be defined.
-- label_values: a list of label values, in the same order as label keys.
local function observe(self, value, label_values)
if not value then
if tonumber(value) == nil then
self._log_error("No value passed for " .. self.name)
return
end
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