view .arcconfig @ 42736:b6f3f704a561

rust-discovery: read the index from a repo passed at init

This makes the API of the Rust PartialDiscovery object now
the same (or rather a subset) of the Python object, hence
easier to control through module policy down the road.

Differential Revision: https://phab.mercurial-scm.org/D6517

{
    "conduit_uri": "https://phab.mercurial-scm.org/api",
    "repository.callsign": "HG",
    "arc.land.onto.default": "@",
    "base": "hg:.^"
}