changeset 45278:0c849f0166c2

merge: introduce hasconflicts() on mergeresult object This and upcoming patches will improve the mergeresult object making it more powerful and provide clean APIs for various things. Doing this will clean up the core merge code which is present in `update()` a bit. Differential Revision: https://phab.mercurial-scm.org/D8816
author Pulkit Goyal <7895pulkit@gmail.com>
date Sun, 02 Aug 2020 10:12:21 -0700
parents c515c54f6530
children f4a2b329717b
files mercurial/merge.py
diffstat 1 files changed, 19 insertions(+), 11 deletions(-) [+]
line wrap: on
line diff
--- a/mercurial/merge.py	Tue Jul 14 16:40:28 2020 +0530
+++ b/mercurial/merge.py	Sun Aug 02 10:12:21 2020 -0700
@@ -581,6 +581,21 @@
     def setactions(self, actions):
         self._actions = actions
 
+    def hasconflicts(self):
+        """ tells whether this merge resulted in some actions which can
+        result in conflicts or not """
+        for _f, (m, _unused, _unused) in pycompat.iteritems(self._actions):
+            if m not in (
+                mergestatemod.ACTION_GET,
+                mergestatemod.ACTION_KEEP,
+                mergestatemod.ACTION_EXEC,
+                mergestatemod.ACTION_REMOVE,
+                mergestatemod.ACTION_PATH_CONFLICT_RESOLVE,
+            ):
+                return True
+
+        return False
+
 
 def manifestmerge(
     repo,
@@ -1809,17 +1824,10 @@
         actionbyfile = mresult.actions
 
         if updatecheck == UPDATECHECK_NO_CONFLICT:
-            for f, (m, args, msg) in pycompat.iteritems(actionbyfile):
-                if m not in (
-                    mergestatemod.ACTION_GET,
-                    mergestatemod.ACTION_KEEP,
-                    mergestatemod.ACTION_EXEC,
-                    mergestatemod.ACTION_REMOVE,
-                    mergestatemod.ACTION_PATH_CONFLICT_RESOLVE,
-                ):
-                    msg = _(b"conflicting changes")
-                    hint = _(b"commit or update --clean to discard changes")
-                    raise error.Abort(msg, hint=hint)
+            if mresult.hasconflicts():
+                msg = _(b"conflicting changes")
+                hint = _(b"commit or update --clean to discard changes")
+                raise error.Abort(msg, hint=hint)
 
         # Prompt and create actions. Most of this is in the resolve phase
         # already, but we can't handle .hgsubstate in filemerge or