# HG changeset patch
# User Raphaël Gomès <rgomes@octobus.net>
# Date 2019-11-29 16:30:57
# Node ID 40fd1ef4e4c154a4895a494a07f82c663597c44b
# Parent  6a88ced33c40531494c42e5f535a5d714cd122b1

rust-matchers: add support for `exactmatcher` in `dirstate.status`

`exactmatcher` is the name in the Python implementation and corresponds to
`FileMatcher` in Rust.

Differential Revision: https://phab.mercurial-scm.org/D7531

diff --git a/mercurial/dirstate.py b/mercurial/dirstate.py
--- a/mercurial/dirstate.py
+++ b/mercurial/dirstate.py
@@ -1107,11 +1107,14 @@ class dirstate(object):
         dmap.preload()
 
         use_rust = True
+
+        allowed_matchers = (matchmod.alwaysmatcher, matchmod.exactmatcher)
+
         if rustmod is None:
             use_rust = False
         elif subrepos:
             use_rust = False
-        if bool(listunknown):
+        elif bool(listunknown):
             # Pathauditor does not exist yet in Rust, unknown files
             # can't be trusted.
             use_rust = False
@@ -1119,7 +1122,7 @@ class dirstate(object):
             # Rust has no ignore mechanism yet, so don't use Rust for
             # commands that need ignore.
             use_rust = False
-        elif not match.always():
+        elif not isinstance(match, allowed_matchers):
             # Matchers have yet to be implemented
             use_rust = False
 
@@ -1147,6 +1150,7 @@ class dirstate(object):
                 clean,
             ) = rustmod.status(
                 dmap._rustmap,
+                match,
                 self._rootdir,
                 bool(listclean),
                 self._lastnormaltime,