Merge lp:~parthm/bzr/594386-case-insensitive-ignore-doc into lp:bzr

[Parth Malwankar]

=== Fixes bug #594386 ===
1. Documents case insensitive ignore pattern e.g. RE:(?i)foo
2. Adds hyperlink to python re docs

[Parth Malwankar (parthm)]

I am rejecting this and submitting it against 2.2.

Unmerged revisions

5340. By Parth Malwankar on 2010-07-08

documented case insensitive ignore pattern.

=== modified file 'NEWS'
--- NEWS	2010-07-08 10:34:12 +0000
+++ NEWS	2010-07-08 14:23:44 +0000
@@ -160,6 +160,9 @@
 
 * Added ``regression`` tag to our tags list. (Robert Collins)
 
+* ``bzr help patterns`` now documents case insensitive ignore patterns.
+  (Parth Malwankar, #594386)
+
 * Improved our release checklist to have a bit less churn and leave things
   ready-to-go for the next action (including other people doing
   development). (Robert Collins)

=== modified file 'bzrlib/help_topics/en/patterns.txt'
--- bzrlib/help_topics/en/patterns.txt	2010-01-02 07:36:36 +0000
+++ bzrlib/help_topics/en/patterns.txt	2010-07-08 14:23:44 +0000
@@ -19,10 +19,18 @@
   /**/ - Matches 0 or more directories in a path
   [a-z] - Matches a single character from within a group of characters
 
-Patterns may also be Python regular expressions. Regular expression
+Patterns may also be `Python regular expressions`_. Regular expression
 patterns are identified by a 'RE:' prefix followed by the regular
 expression.  Regular expression patterns may not include named or
-numbered groups.
+numbered groups. Case insensitive ignore pattern can be specified using
+the i flag in the pattern.
+
+For example, a case insensitive match for ``foo`` may be specified as:
+
+  RE:(?i)foo
 
 Ignore patterns may be prefixed with '!', which means that a filename
 matched by that pattern will not be ignored.
+
+.. _Python regular expressions: http://docs.python.org/library/re.html
+