From de7df6bfeb5cc61f18c4730a2e129d7783e6b68e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?S=C3=B6nke=20Ludwig?= <sludwig@rejectedsoftware.com>
Date: Thu, 7 Dec 2017 20:41:06 +0100
Subject: [PATCH] Fix hasType!T when called with rvalues.

---
 source/taggedalgebraic.d | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/source/taggedalgebraic.d b/source/taggedalgebraic.d
index 7b0e42a..37d7792 100644
--- a/source/taggedalgebraic.d
+++ b/source/taggedalgebraic.d
@@ -611,6 +611,11 @@ bool hasType(T, U)(in ref TaggedAlgebraic!U ta)
 	}
 	assert(false); // never reached
 }
+/// ditto
+bool hasType(T, U)(in TaggedAlgebraic!U ta)
+{
+	return hasType!(T, U)(ta);
+}
 
 ///
 unittest {
@@ -641,6 +646,18 @@ unittest { // issue #1
 	assert(ta.hasType!int);
 }
 
+unittest {
+	union U {
+		int a;
+		float b;
+	}
+	alias TA = TaggedAlgebraic!U;
+
+	const(TA) test() { return TA(12); }
+	assert(test().hasType!int);
+}
+
+
 /** Gets the value stored in an algebraic type based on its data type.
 */
 ref inout(T) get(T, U)(ref inout(TaggedAlgebraic!U) ta)