From 13830061a3dc26619a621bb4c7d16ea57807eb57 Mon Sep 17 00:00:00 2001
From: Jason Volk <jason@zemos.net>
Date: Tue, 16 Jul 2019 10:22:49 -0700
Subject: [PATCH] ircd::m::event::refs: Add overload to check if ref type
 exists.

---
 include/ircd/m/event/refs.h |  1 +
 ircd/m_event.cc             | 14 +++++++++++++-
 2 files changed, 14 insertions(+), 1 deletion(-)

diff --git a/include/ircd/m/event/refs.h b/include/ircd/m/event/refs.h
index e6be9e649..fba0f6694 100644
--- a/include/ircd/m/event/refs.h
+++ b/include/ircd/m/event/refs.h
@@ -33,6 +33,7 @@ struct ircd::m::event::refs
 
 	bool has(const dbs::ref &type, const event::idx &) const noexcept;
 	bool has(const event::idx &) const noexcept;
+	bool has(const dbs::ref &) const noexcept;
 
 	size_t count(const dbs::ref &type) const noexcept;
 	size_t count() const noexcept;
diff --git a/ircd/m_event.cc b/ircd/m_event.cc
index 17808be34..92db91c59 100644
--- a/ircd/m_event.cc
+++ b/ircd/m_event.cc
@@ -2815,7 +2815,7 @@ const noexcept
 	assert(idx);
 	size_t ret(0);
 	for_each(type, [&ret]
-	(const event::idx &ref, const dbs::ref &)
+	(const event::idx &, const dbs::ref &)
 	{
 		++ret;
 		return true;
@@ -2824,6 +2824,18 @@ const noexcept
 	return ret;
 }
 
+bool
+ircd::m::event::refs::has(const dbs::ref &type)
+const noexcept
+{
+	return !for_each(type, [&type]
+	(const event::idx &, const dbs::ref &ref)
+	{
+		assert(ref == type);
+		return false;
+	});
+}
+
 bool
 ircd::m::event::refs::has(const event::idx &idx)
 const noexcept