Go doesn't have a "f" suffix for floats like C.

nathany · nathany · commit 85275cf21e7d · 2013-06-23T12:11:49.000-06:00
diff --git a/lib/coderay/scanners/go.rb b/lib/coderay/scanners/go.rb
@@ -141,7 +141,7 @@ def scan_tokens encoder, options
             label_expected = false
             encoder.text_token match, :integer
           
-          elsif match = scan(/\d[fF]?|\d*\.\d+(?:[eE][+-]?\d+)?[fF]?|\d+[eE][+-]?\d+[fF]?/)
+          elsif match = scan(/\d|\d*\.\d+(?:[eE][+-]?\d+)?|\d+[eE][+-]?\d+/)
             label_expected = false
             encoder.text_token match, :float
           
