From 4cece76e1cd6a0b9e8e0483412b3e083904e6295 Mon Sep 17 00:00:00 2001
From: Jason Volk <jason@zemos.net>
Date: Tue, 24 Jan 2023 20:35:47 -0800
Subject: [PATCH] ircd::m::room::aliases: Add has_server() optimized
 count(server)>0 to interface.

---
 include/ircd/m/room/aliases.h |  1 +
 matrix/room_aliases.cc        | 11 +++++++++++
 2 files changed, 12 insertions(+)

diff --git a/include/ircd/m/room/aliases.h b/include/ircd/m/room/aliases.h
index a0dd15e36..27d93fe5d 100644
--- a/include/ircd/m/room/aliases.h
+++ b/include/ircd/m/room/aliases.h
@@ -30,6 +30,7 @@ struct ircd::m::room::aliases
   public:
 	bool for_each(const string_view &server, const closure_bool &) const;
 	bool for_each(const closure_bool &) const;
+	bool has_server(const string_view &) const;
 	bool has(const alias &) const;
 	size_t count(const string_view &server) const;
 	size_t count() const;
diff --git a/matrix/room_aliases.cc b/matrix/room_aliases.cc
index 813ec91bd..dc5e0938f 100644
--- a/matrix/room_aliases.cc
+++ b/matrix/room_aliases.cc
@@ -66,6 +66,17 @@ const
 	});
 }
 
+bool
+ircd::m::room::aliases::has_server(const string_view &server)
+const
+{
+	return !for_each(server, []
+	(const id::room_alias &a) noexcept
+	{
+		return false;
+	});
+}
+
 bool
 ircd::m::room::aliases::for_each(const closure_bool &closure)
 const