# HG changeset patch
# User Boris Feld <boris.feld@octobus.net>
# Date 1539125436 -7200
# Node ID 9fa0d6dd16172d207a9f8b4f5bbd48469391d2b9
# Parent  8a0136f690273d53080e0f4293885f1686dea3a2
context: split `introrev` logic in a sub function

We want to add a mechanism to stop iteration early associated to intro rev early
in some case. However, it does not make sense to expose it in the public
`filectx` API. So we split the code into an internal method instead.

diff -r 8a0136f69027 -r 9fa0d6dd1617 mercurial/context.py
--- a/mercurial/context.py	Wed Oct 10 00:50:35 2018 +0200
+++ b/mercurial/context.py	Wed Oct 10 00:50:36 2018 +0200
@@ -764,7 +764,7 @@
         """True if a filectx has been introduced after a given floor revision
         """
         return (self.linkrev() >= changelogrev
-                or self.introrev() >= changelogrev)
+                or self._introrev() >= changelogrev)
 
     def introrev(self):
         """return the rev of the changeset which introduced this file revision
@@ -775,6 +775,9 @@
         'linkrev-shadowing' when a file revision is used by multiple
         changesets.
         """
+        return self._introrev()
+
+    def _introrev(self):
         toprev = None
         attrs = vars(self)
         if r'_changeid' in attrs: