metrics-clojure / src / metrics / gauges.clj

Diff from to

src/metrics/gauges.clj

 
 
 ; Create ----------------------------------------------------------------------
-(defmacro gauge [title & body]
+(defmacro gauge
+  "Create a new Gauge metric with the given title.
+
+  The body exprs will be used to retrieve the value of the Gauge when requested."
+  [title & body]
   `(Metrics/newGauge (metric-name ~title)
                      (proxy [Gauge] []
                        (value [] (do ~@body)))))
 
 
 ; Read ------------------------------------------------------------------------
-(defn gauge-fn [title f]
+(defn gauge-fn
+  "Create a new Gauge metric with the given title.
+
+  The given function will be called (with no arguments) to retrieve the value of
+  the Gauge when requested."
+  [title f]
   (Metrics/newGauge (metric-name title)
                     (proxy [Gauge] []
                       (value [] (f)))))
 
 
 ; Read ------------------------------------------------------------------------
-(defn value [^Gauge g]
+(defn value
+  "Return the value of the given Gauge."
+  [^Gauge g]
   (.value g))
+
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