pulkit created this revision. Herald added a reviewer: hg-reviewers. Herald added a subscriber: mercurial-patches.
REVISION SUMMARY To make upgrade work less in certain situations, we need to teach it to find out what all parts of repository current operation is touching. This patch starts doing that. In next patch we will be setting values in improvement objects. For now, we assume everything touches everything. REPOSITORY rHG Mercurial BRANCH default REVISION DETAIL https://phab.mercurial-scm.org/D9771 AFFECTED FILES mercurial/upgrade_utils/actions.py CHANGE DETAILS diff --git a/mercurial/upgrade_utils/actions.py b/mercurial/upgrade_utils/actions.py --- a/mercurial/upgrade_utils/actions.py +++ b/mercurial/upgrade_utils/actions.py @@ -66,6 +66,18 @@ postdowngrademessage Message intended for humans which will be shown post an upgrade operation in which this improvement was removed + + touches_filelogs (bool) + Whether this improvement touches filelogs + + touches_manifests (bool) + Whether this improvement touches manifests + + touches_changelog (bool) + Whether this improvement touches changelog + + touches_requirements (bool) + Whether this improvement changes repository requirements """ def __init__(self, name, type, description, upgrademessage): @@ -75,6 +87,12 @@ self.upgrademessage = upgrademessage self.postupgrademessage = None self.postdowngrademessage = None + # By default for now, we assume every improvement touches + # all the things + self.touches_filelogs = True + self.touches_manifests = True + self.touches_changelog = True + self.touches_requirements = True def __eq__(self, other): if not isinstance(other, improvement): @@ -128,6 +146,13 @@ # operation in which this improvement was removed postdowngrademessage = None + # By default for now, we assume every improvement touches all the things + touches_filelogs = True + touches_manifests = True + touches_changelog = True + touches_requirements = True + + def __init__(self): raise NotImplementedError() @@ -674,6 +699,72 @@ # should this operation create a backup of the store self.backup_store = backup_store + # whether the operation touches different revlogs at all or not + self.touches_filelogs = self._touches_filelogs() + self.touches_manifests = self._touches_manifests() + self.touches_changelog = self._touches_changelog() + # whether the operation touches requirements file or not + self.touches_requirements = self._touches_requirements() + self.touches_store = ( + self.touches_filelogs + or self.touches_manifests + or self.touches_changelog + ) + # does the operation only touches repository requirement + self.requirements_only = ( + self.touches_requirements and not self.touches_store + ) + + def _touches_filelogs(self): + for a in self.upgrade_actions: + # in optimisations, we re-process the revlogs again + if a.type == OPTIMISATION: + return True + elif a.touches_filelogs: + return True + for a in self.removed_actions: + if a.touches_filelogs: + return True + return False + + def _touches_manifests(self): + for a in self.upgrade_actions: + # in optimisations, we re-process the revlogs again + if a.type == OPTIMISATION: + return True + elif a.touches_manifests: + return True + for a in self.removed_actions: + if a.touches_manifests: + return True + return False + + def _touches_changelog(self): + for a in self.upgrade_actions: + # in optimisations, we re-process the revlogs again + if a.type == OPTIMISATION: + return True + elif a.touches_changelog: + return True + for a in self.removed_actions: + if a.touches_changelog: + return True + return False + + def _touches_requirements(self): + for a in self.upgrade_actions: + # optimisations are used to re-process revlogs and does not result + # in a requirement being added or removed + if a.type == OPTIMISATION: + pass + elif a.touches_requirements: + return True + for a in self.removed_actions: + if a.touches_requirements: + return True + + return False + def _write_labeled(self, l, label): """ Utility function to aid writing of a list under one label To: pulkit, #hg-reviewers Cc: mercurial-patches, mercurial-devel _______________________________________________ Mercurial-devel mailing list Mercurial-devel@mercurial-scm.org https://www.mercurial-scm.org/mailman/listinfo/mercurial-devel