Class: PrometheusExporter::Metric::Counter
- Defined in:
- lib/prometheus_exporter/metric/counter.rb
Instance Attribute Summary collapse
-
#data ⇒ Object
readonly
Returns the value of attribute data.
Attributes inherited from Base
Instance Method Summary collapse
-
#initialize(name, help) ⇒ Counter
constructor
A new instance of Counter.
- #metric_text ⇒ Object
- #observe(increment = 1, labels = {}) ⇒ Object
- #type ⇒ Object
Methods inherited from Base
default_prefix, default_prefix=, #from_json, #labels_text, #prefix, #to_prometheus_text
Constructor Details
#initialize(name, help) ⇒ Counter
Returns a new instance of Counter.
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# File 'lib/prometheus_exporter/metric/counter.rb', line 7 def initialize(name, help) super @data = {} end |
Instance Attribute Details
#data ⇒ Object (readonly)
Returns the value of attribute data.
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# File 'lib/prometheus_exporter/metric/counter.rb', line 5 def data @data end |
Instance Method Details
#metric_text ⇒ Object
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# File 'lib/prometheus_exporter/metric/counter.rb', line 16 def metric_text @data.map do |labels, value| "#{prefix(@name)}#{labels_text(labels)} #{value}" end.join("\n") end |
#observe(increment = 1, labels = {}) ⇒ Object
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# File 'lib/prometheus_exporter/metric/counter.rb', line 22 def observe(increment = 1, labels = {}) @data[labels] ||= 0 @data[labels] += increment end |
#type ⇒ Object
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# File 'lib/prometheus_exporter/metric/counter.rb', line 12 def type "counter" end |