comparison mercurial/merge.py @ 48714:c5f05c0d1c8c

merge-actions: have an attribute for narrow safetiness

This allow the core doing narrow filtering to process action without
explicitely listing all possible actions. This is important to make the actions
system more flexible in the future.

Differential Revision: https://phab.mercurial-scm.org/D12117

48713:5dfaca4464d1

    Filters out actions that can ignored because the repo is narrowed.

    Raise an exception if the merge cannot be completed because the repo is
    narrowed.
    """
    # TODO: handle with nonconflicttypes
    nonconflicttypes = {
        mergestatemod.ACTION_ADD,
        mergestatemod.ACTION_ADD_MODIFIED,
        mergestatemod.ACTION_CREATED,
        mergestatemod.ACTION_CREATED_MERGE,
        mergestatemod.ACTION_FORGET,
        mergestatemod.ACTION_GET,
        mergestatemod.ACTION_REMOVE,
        mergestatemod.ACTION_EXEC,
    }
    # We mutate the items in the dict during iteration, so iterate
    # over a copy.
    for f, action in mresult.filemap():
        if narrowmatch(f):
            pass
        elif not branchmerge:
            mresult.removefile(f)  # just updating, ignore changes outside clone
        elif action[0].no_op:
            mresult.removefile(f)  # merge does not affect file
        elif action[0] in nonconflicttypes:
            msg = _(
                b'merge affects file \'%s\' outside narrow, '
                b'which is not yet supported'
            )
            hint = _(b'merging in the other direction may work')

48714:c5f05c0d1c8c

    Filters out actions that can ignored because the repo is narrowed.

    Raise an exception if the merge cannot be completed because the repo is
    narrowed.
    """
    # We mutate the items in the dict during iteration, so iterate
    # over a copy.
    for f, action in mresult.filemap():
        if narrowmatch(f):
            pass
        elif not branchmerge:
            mresult.removefile(f)  # just updating, ignore changes outside clone
        elif action[0].no_op:
            mresult.removefile(f)  # merge does not affect file
        elif action[0].narrow_safe:  # TODO: handle these cases
            msg = _(
                b'merge affects file \'%s\' outside narrow, '
                b'which is not yet supported'
            )
            hint = _(b'merging in the other direction may work')