docs: Update advanced_usage.rst with clarification on --env-vars usage (

aws#610)
thoward-godaddy · Aug 17, 2018 · b908957 · b908957
1 parent 799c390
commit b908957
Showing 1 changed file with 4 additions and 3 deletions.
diff --git a/docs/advanced_usage.rst b/docs/advanced_usage.rst
@@ -149,9 +149,10 @@ For example, consider the SAM template snippet:
 Environment Variable file
 -------------------------
 
-Use ``--env-vars`` argument of ``invoke`` or ``start-api`` commands to
-provide a JSON file that contains values for environment variables
-defined in your function. The file should be structured as follows:
+Use the ``--env-vars`` argument of the ``invoke`` or ``start-api`` commands
+to provide a JSON file that contains values to override the environment
+variables already defined in your function template. The file should be
+structured as follows:
 
 .. code:: json