diff hgext/transplant.py @ 47012:d55b71393907

node: replace nullid and friends with nodeconstants class

The introduction of 256bit hashes require changes to nullid and other
constant magic values. Start pushing them down from repository and
revlog where sensible.

Differential Revision: https://phab.mercurial-scm.org/D9465

--- a/hgext/transplant.py	Mon Apr 19 20:38:52 2021 -0400
+++ b/hgext/transplant.py	Mon Mar 29 01:52:06 2021 +0200
@@ -22,7 +22,6 @@
 from mercurial.node import (
     bin,
     hex,
-    nullid,
     short,
 )
 from mercurial import (
@@ -134,6 +133,7 @@
 class transplanter(object):
     def __init__(self, ui, repo, opts):
         self.ui = ui
+        self.repo = repo
         self.path = repo.vfs.join(b'transplant')
         self.opener = vfsmod.vfs(self.path)
         self.transplants = transplants(
@@ -221,7 +221,7 @@
                         exchange.pull(repo, source.peer(), heads=[node])
 
                 skipmerge = False
-                if parents[1] != nullid:
+                if parents[1] != repo.nullid:
                     if not opts.get(b'parent'):
                         self.ui.note(
                             _(b'skipping merge changeset %d:%s\n')
@@ -516,7 +516,7 @@
     def parselog(self, fp):
         parents = []
         message = []
-        node = nullid
+        node = self.repo.nullid
         inmsg = False
         user = None
         date = None
@@ -568,7 +568,7 @@
         def matchfn(node):
             if self.applied(repo, node, root):
                 return False
-            if source.changelog.parents(node)[1] != nullid:
+            if source.changelog.parents(node)[1] != repo.nullid:
                 return False
             extra = source.changelog.read(node)[5]
             cnode = extra.get(b'transplant_source')
@@ -804,7 +804,7 @@
     tp = transplanter(ui, repo, opts)
 
     p1 = repo.dirstate.p1()
-    if len(repo) > 0 and p1 == nullid:
+    if len(repo) > 0 and p1 == repo.nullid:
         raise error.Abort(_(b'no revision checked out'))
     if opts.get(b'continue'):
         if not tp.canresume():