Add a note to nested repeat section about new sample. #115

book/Gremlin-Graph-Guide.adoc

@@ -4,7 +4,7 @@ Kelvin R. Lawrence <gfxman@yahoo.com>
 //v281 (TP 3.3.5), January 28th 2019
 v282-preview, July 9th 2019
 // vim: set tw=85 cc=+1 wrap spell redrawtime=20000:
-// Tue Jul 09, 2019 12:18:42 CDT
+// Tue Jul 09, 2019 13:58:11 CDT
 //:Author:    Kelvin R. Lawrence
 //:Email:     gfxman@yahoo.com
 :Numbered:
@@ -6869,6 +6869,10 @@ ideal use case for using nested repeat steps.  Most of the edges are routes and
 of the vertices are airports.  However, if your data had a broader variety of vertex
 and edge types, this capability may come in quite handy.
 
+NOTE: There is a stand alone example in the `sample-code` folder that creates a small
+social graph and performs various nested 'repeat' step operations. That sample is
+located here: https://github.com/krlawrence/graph/blob/master/sample-code/nested-repeat.groovy
+
 When using nested 'repeat' steps, in order for a 'loops' step to know which repeat
 step it is attached to it is necessary to give each 'repeat' step its own label name.
 The example below gives the 'repeat' step a label of '"r1"' and refers to that label