[PATCH 2 of 3] changeset: adjust json output to use new/old (BC)

[Yuya Nishihara]

On Wed, 13 Apr 2016 12:14:35 -0500, timeless wrote:
> # HG changeset patch
> # User timeless <timeless at mozdev.org>
> # Date 1460548060 0
> #      Wed Apr 13 11:47:40 2016 +0000
> # Node ID 4161598737bc141a062d8fa0d2c90da823e5b6c9
> # Parent  57f09cb9c2e69b0e8ef89cd21758722ba7e07ff6
> changeset: adjust json output to use new/old (BC)
> 
> The previous json structure was not friendly to strongly structured parsing.

Maybe I'm dumb, but I really can't understand what the "strongly structured
parsing" is. Could you elaborate a little more?

> --- a/tests/test-log.t
> +++ b/tests/test-log.t
> @@ -524,7 +524,7 @@
>      "tags": ["tip"],
>      "parents": ["2ca5ba7019804f1f597249caddf22a64d34df0ba"],
>      "files": ["dir/b", "e"],
> -    "copies": {"e": "dir/b"}
> +    "copies": [{"new": {"path": "e"}, "old": {"path": "dir/b"}}]

Why are only "copies" wrapped by {"path": ...} ?