[docs] explicit that set_metric() only add a tag

DataDog · Jul 5, 2017 · 8ed93b8 · 8ed93b8
1 parent a401b7a
commit 8ed93b8
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/lib/ddtrace/span.rb b/lib/ddtrace/span.rb
@@ -65,8 +65,8 @@ def get_tag(key)
       @meta[key]
     end
 
-    # Set the given key / value metric pair on the span. Keys must be string.
-    # Values must be floating point numbers.
+    # This method sets a tag for a floating point value for the given key. It acts
+    # like `set_tag()` and it simply add a tag without further processing.
     def set_metric(key, value)
       # enforce that the value is a floating point number
       value = Float(value)