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changeset 623:6faa5b0f8909

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gitignore: gate feature on dirstate having rootcache and ignore having readpats
author Augie Fackler <raf@durin42.com>
date Sat, 14 Dec 2013 11:19:25 -0500
parents 09028a1e9895
children ea72c664ae73
files hggit/__init__.py tests/test-gitignore.t
diffstat 2 files changed, 13 insertions(+), 4 deletions(-) [+]
line wrap: on
line diff
--- a/hggit/__init__.py
+++ b/hggit/__init__.py
@@ -41,7 +41,7 @@
     'collections',
     ])
 
-import gitrepo, hgrepo, gitdirstate
+import gitrepo, hgrepo
 from git_handler import GitHandler
 
 testedwith = '1.9.3 2.0.2 2.1.2 2.2.3 2.3.1'
@@ -130,9 +130,15 @@
     repo.ui.status(_("clearing out the git cache data\n"))
     git = GitHandler(repo, ui)
     git.clear()
-    
-extensions.wrapfunction(ignore, 'ignore', gitdirstate.gignore)
-dirstate.dirstate = gitdirstate.gitdirstate
+
+from mercurial import dirstate
+from mercurial import ignore
+if (getattr(dirstate, 'rootcache', False) and
+    getattr(ignore, 'readpats', False)):
+    # only install our dirstate wrapper if it has a hope of working
+    import gitdirstate
+    extensions.wrapfunction(ignore, 'ignore', gitdirstate.gignore)
+    dirstate.dirstate = gitdirstate.gitdirstate
 
 def git_cleanup(ui, repo):
     new_map = []
--- a/tests/test-gitignore.t
+++ b/tests/test-gitignore.t
@@ -1,3 +1,6 @@
+  $ python -c 'from mercurial.dirstate import rootcache' || exit 80
+  $ python -c 'from mercurial.ignore import readpats' || exit 80
+
 Load commonly used test logic
   $ . "$TESTDIR/testutil"