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ircd:Ⓜ️:room::state: Add a type prefix-domain iteration to state interface.

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This commit is contained in:
Jason Volk 2019-02-20 13:07:40 -08:00
parent a441c77b6b
commit 7c09123a3c
2 changed files with 22 additions and 0 deletions
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2
include/ircd/m/room/state.h
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@ -28,6 +28,7 @@ struct ircd::m::room::state
using keys_bool = std::function<bool (const string_view &)>;
using types = std::function<void (const string_view &)>;
using types_bool = std::function<bool (const string_view &)>;
IRCD_STRONG_TYPEDEF(string_view, type_prefix)
static conf::item<bool> disable_history;
static conf::item<size_t> readahead_size;
@ -45,6 +46,7 @@ struct ircd::m::room::state
// Iterate the state
bool for_each(const types_bool &) const;
void for_each(const types &) const;
bool for_each(const type_prefix &pref, const types_bool &) const;
bool for_each(const string_view &type, const keys_bool &view) const;
void for_each(const string_view &type, const keys &) const;
bool for_each(const string_view &type, const string_view &lower_bound, const keys_bool &view) const;

20
ircd/m_room.cc
View file

@ -1468,6 +1468,26 @@ const
return true;
}
bool
ircd::m::room::state::for_each(const type_prefix &prefix,
const types_bool &closure)
const
{
bool ret(true), cont(true);
for_each(types_bool([&prefix, &closure, &ret, &cont]
(const string_view &type)
{
if(!startswith(type, string_view(prefix)))
return cont;
cont = false;
ret = closure(type);
return ret;
}));
return ret;
}
void
ircd::m::room::state::for_each(const types &closure)
const