comparison mercurial/templatekw.py @ 45676:f95b23283760

templatekw: make {successorssets} always return a list (issue6342)

Previously, {successorssets} returns an empty string instead of an empty list
for a non-obsolete changeset. The changing type of the JSON output makes it
hard to consume from statically-typed languages.

Differential Revision: https://phab.mercurial-scm.org/D9158

45675:59ab71498bee

    """Returns a string of sets of successors for a changectx. Format used
    is: [ctx1, ctx2], [ctx3] if ctx has been split into ctx1 and ctx2
    while also diverged into ctx3. (EXPERIMENTAL)"""
    repo = context.resource(mapping, b'repo')
    ctx = context.resource(mapping, b'ctx')
    if not ctx.obsolete():
        return b''

    ssets = obsutil.successorssets(repo, ctx.node(), closest=True)
    ssets = [[hex(n) for n in ss] for ss in ssets]

    data = []
    for ss in ssets:
        h = _hybrid(
            None,
            ss,
            lambda x: {b'ctx': repo[x]},
            lambda x: scmutil.formatchangeid(repo[x]),
        )
        data.append(h)

    # Format the successorssets
    def render(d):
        return templateutil.stringify(context, mapping, d)

45676:f95b23283760

    """Returns a string of sets of successors for a changectx. Format used
    is: [ctx1, ctx2], [ctx3] if ctx has been split into ctx1 and ctx2
    while also diverged into ctx3. (EXPERIMENTAL)"""
    repo = context.resource(mapping, b'repo')
    ctx = context.resource(mapping, b'ctx')
    data = []

    if ctx.obsolete():
        ssets = obsutil.successorssets(repo, ctx.node(), closest=True)
        ssets = [[hex(n) for n in ss] for ss in ssets]

        for ss in ssets:
            h = _hybrid(
                None,
                ss,
                lambda x: {b'ctx': repo[x]},
                lambda x: scmutil.formatchangeid(repo[x]),
            )
            data.append(h)

    # Format the successorssets
    def render(d):
        return templateutil.stringify(context, mapping, d)