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Overhaul store subclassing

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We embrace virtual the rest of the way, and get rid of the
`assert(false)` 0-param constructors.

We also list config base classes first, so the constructor order is
always:

  1. all the configs
  2. all the stores

Each in the same order
This commit is contained in:
John Ericson 2020-12-20 15:33:12 +00:00
parent ec3e202832
commit 1a1af75338
17 changed files with 48 additions and 44 deletions
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3
src/libstore/legacy-ssh-store.cc
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@ -22,7 +22,7 @@ struct LegacySSHStoreConfig : virtual StoreConfig
const std::string name() override { return "Legacy SSH Store"; }
};
struct LegacySSHStore : public Store, public virtual LegacySSHStoreConfig
struct LegacySSHStore : public virtual LegacySSHStoreConfig, public virtual Store
{
// Hack for getting remote build log output.
// Intentionally not in `LegacySSHStoreConfig` so that it doesn't appear in
@ -48,6 +48,7 @@ struct LegacySSHStore : public Store, public virtual LegacySSHStoreConfig
LegacySSHStore(const string & scheme, const string & host, const Params & params)
: StoreConfig(params)
, LegacySSHStoreConfig(params)
, Store(params)
, host(host)
, connections(make_ref<Pool<Connection>>(