Mercurial > hg

changeset 3213:e8199702cf4e

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Make filectx lazier Lazy opening of filelog, lazy lookup of filenode and changeid
author Matt Mackall <mpm@selenic.com>
date Mon, 02 Oct 2006 14:23:38 -0500
parents cac7be0b9b99
children 696c656202a0
files mercurial/context.py
diffstat 1 files changed, 11 insertions(+), 5 deletions(-) [+]
line wrap: on
line diff
--- a/mercurial/context.py	Mon Oct 02 12:06:33 2006 -0500
+++ b/mercurial/context.py	Mon Oct 02 14:23:38 2006 -0500
@@ -114,21 +114,27 @@
 
         if filelog:
             self._filelog = filelog
-        else:
-            self._filelog = self._repo.file(self._path)
 
         if fileid is None:
             self._changeid = changeid
         else:
-            self._filenode = self._filelog.lookup(fileid)
-            self._changeid = self._filelog.linkrev(self._filenode)
+            self._fileid = fileid
 
     def __getattr__(self, name):
         if name == '_changectx':
             self._changectx = changectx(self._repo, self._changeid)
             return self._changectx
+        elif name == '_filelog':
+            self._filelog = self._repo.file(self._path)
+            return self._filelog
+        elif name == '_changeid':
+            self._changeid = self._filelog.linkrev(self._filenode)
+            return self._changeid
         elif name == '_filenode':
-            self._filenode = self._changectx.filenode(self._path)
+            if hasattr(self, "_fileid"):
+                self._filenode = self._filelog.lookup(self._fileid)
+            else:
+                self._filenode = self._changectx.filenode(self._path)
             return self._filenode
         elif name == '_filerev':
             self._filerev = self._filelog.rev(self._filenode)