From 41226e9a18dbde13b7d83495bb2d5c8fc9170e0a Mon Sep 17 00:00:00 2001
From: Damien George <damien.p.george@gmail.com>
Date: Mon, 2 Jul 2018 14:52:43 +1000
Subject: [PATCH] docs/ure: Document some more supported regex operators.

---
 docs/library/ure.rst | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/docs/library/ure.rst b/docs/library/ure.rst
index 69d78d1049..6f9094028d 100644
--- a/docs/library/ure.rst
+++ b/docs/library/ure.rst
@@ -20,14 +20,19 @@ Supported operators are:
    including negated sets (e.g. ``[^a-c]``).
 
 ``'^'``
+   Match the start of the string.
 
 ``'$'``
+   Match the end of the string.
 
 ``'?'``
+   Match zero or one of the previous entity.
 
 ``'*'``
+   Match zero or more of the previous entity.
 
 ``'+'``
+   Match one or more of the previous entity.
 
 ``'??'``
 
@@ -36,6 +41,7 @@ Supported operators are:
 ``'+?'``
 
 ``'|'``
+   Match either the LHS or the RHS of this operator.
 
 ``'(...)'``
    Grouping. Each group is capturing (a substring it captures can be accessed