From 85e9fed232a6d89e3659cabbb2169cf3e21127e3 Mon Sep 17 00:00:00 2001
From: Raimo Niskanen <raimo@erlang.org>
Date: Tue, 24 Jan 2017 14:15:26 +0100
Subject: Implement repeat_state and repeat_state_and_data

---
 system/doc/design_principles/statem.xml | 11 +++++++++++
 1 file changed, 11 insertions(+)

(limited to 'system')

diff --git a/system/doc/design_principles/statem.xml b/system/doc/design_principles/statem.xml
index f627145f9f..8e7f496d9e 100644
--- a/system/doc/design_principles/statem.xml
+++ b/system/doc/design_principles/statem.xml
@@ -1180,6 +1180,17 @@ open(state_timeout, lock, Data) ->
     {next_state, locked, Data};
 ...
     ]]></code>
+    <p>
+      You can repeat the state entry code by returning one of
+      <c>{repeat_state, ...}</c>, <c>{repeat_state_and_data,_}</c>
+      or <c>repeat_state_and_data</c> that otherwise behaves
+      exactly like their <c>keep_state</c> siblings.
+      See the type
+      <seealso marker="stdlib:gen_statem#type-state_callback_result">
+	<c>state_callback_result()</c>
+      </seealso>
+      in the reference manual.
+    </p>
   </section>
 
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