diff --git a/hgext/fbsparse.py b/hgext/fbsparse.py
index 95d95ce669..56ef30ebd8 100644
--- a/hgext/fbsparse.py
+++ b/hgext/fbsparse.py
@@ -1902,6 +1902,10 @@ class forceincludematcher(matchmod.basematcher):
     def __call__(self, value):
         return value in self._includes or self._matcher(value)
 
+    def __repr__(self):
+        return '<forceincludematcher matcher=%r includes=%r>' % (
+            self._matcher, self._includes)
+
     def visitdir(self, dir):
         if any(True for path in self._includes if path.startswith(dir)):
             return True
@@ -1929,6 +1933,9 @@ class negatematcher(matchmod.basematcher):
     def __call__(self, value):
         return not self._matcher(value)
 
+    def __repr__(self):
+        return '<negatematcher matcher=%r>' % self._matcher
+
     def hash(self):
         sha1 = hashlib.sha1()
         sha1.update('negate')