# HG changeset patch
# User Shun-ichi GOTO <shunichi.goto@gmail.com>
# Date 1428931481 -32400
# Node ID fd3461f865826f682202fe199715bd343266630a
# Parent  a36e87ae23805ad4f636f6b0cdb5b735603bd98a
add minimum methods for matcher

By changeset 24820:5693c834bcb4 in mercurial crew, it become that matcher
object need to implement some common methods, bad(), always(), iseact()
and anypats(). So the PrefixMatch class should be implement them.

diff --git a/hgsubversion/util.py b/hgsubversion/util.py
--- a/hgsubversion/util.py
+++ b/hgsubversion/util.py
@@ -215,6 +215,18 @@ class PrefixMatch(object):
     def __call__(self, fn):
         return fn.startswith(self.p)
 
+    def bad(self, f, msg):
+        pass
+
+    def always(self):
+        return False
+
+    def isexact(self):
+        return False
+
+    def anypats(self):
+        return True
+
 def outgoing_revisions(repo, reverse_map, sourcerev):
     """Given a repo and an hg_editor, determines outgoing revisions for the
     current working copy state.