[PATCH 1 of 9 sparse] localrepo: add sparse caches

[Martin von Zweigbergk]

On Thu, Jul 6, 2017 at 2:54 PM, Gregory Szorc <gregory.szorc at gmail.com> wrote:
> # HG changeset patch
> # User Gregory Szorc <gregory.szorc at gmail.com>
> # Date 1499368853 25200
> #      Thu Jul 06 12:20:53 2017 -0700
> # Node ID 56de1555b77f5cd553032c54bddb79645316c86d
> # Parent  ca4b78eb11e7a67600e85784df4da2655351b6d2
> localrepo: add sparse caches
>
> diff --git a/hgext/sparse.py b/hgext/sparse.py
> --- a/hgext/sparse.py
> +++ b/hgext/sparse.py
> @@ -421,7 +421,7 @@ def _wraprepo(ui, repo):
>              """Returns the signature string representing the contents of the
>              current project sparse configuration. This can be used to cache the
>              sparse matcher for a given set of revs."""
> -            signaturecache = self.signaturecache
> +            signaturecache = self._sparsesignaturecache
>              signature = signaturecache.get('signature')
>              if includetemp:
>                  tempsignature = signaturecache.get('tempsignature')
> @@ -523,7 +516,7 @@ def _wraprepo(ui, repo):
>                  '\n'.join(sorted(include)),
>                  '\n'.join(sorted(exclude)))
>              self.vfs.write("sparse", raw)
> -            self.invalidatesignaturecache()
> +            sparse.invalidatesignaturecache(self)

What's the point of invalidatesignaturecache() when hgext/sparse.py
clearly knows about repo._signaturecache anyway?