# HG changeset patch
# User Martin von Zweigbergk <martinvonz@google.com>
# Date 2014-11-02 05:56:49
# Node ID 609ecde2778fc54bd381333363c0db1c700b8142
# Parent  141baca1605917f36178679c81a6e70a032de0ff

match: make 'always' and 'exact' functions, not classes

There is no reason for classes 'always' and 'exact' not to be just
functions that return instances the plain 'match' class.

diff --git a/mercurial/match.py b/mercurial/match.py
--- a/mercurial/match.py
+++ b/mercurial/match.py
@@ -156,13 +156,11 @@ class match(object):
         - optimization might be possible and necessary.'''
         return self._always
 
-class exact(match):
-    def __init__(self, root, cwd, files):
-        match.__init__(self, root, cwd, files, exact=True)
+def exact(root, cwd, files):
+    return match(root, cwd, files, exact=True)
 
-class always(match):
-    def __init__(self, root, cwd):
-        match.__init__(self, root, cwd, [])
+def always(root, cwd):
+    return match(root, cwd, [])
 
 class narrowmatcher(match):
     """Adapt a matcher to work on a subdirectory only.