Add a new completion style `substring'.

* minibuffer.el (completion-basic--pattern): New function.
(completion-basic-try-completion, completion-basic-all-completions): Use it.
(completion-substring--all-completions)
(completion-substring-try-completion)
(completion-substring-all-completions): New functions.
(completion-styles-alist): New style `substring'.

1 files changed, 2 insertions, 0 deletions

diff --git a/etc/NEWS b/etc/NEWS
index 317f5cedf24..ce3ba7cf153 100644
--- a/etc/NEWS
+++ b/etc/NEWS
@@ -94,6 +94,8 @@ Secret Service API requires D-Bus for communication.
 
 * Lisp changes in Emacs 24.1
 
+** New completion style `substring'.
+
 ** Image API
 
 *** When the image type is one of listed in `image-animated-types'