Fix template condition for Vector.insertBack

source/tanya/meta/gen.d

@@ -0,0 +1,49 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+/**
+ * Templates that generate values.
+ *
+ * Copyright: Eugene Wissner 2016.
+ * License: $(LINK2 https://www.mozilla.org/en-US/MPL/2.0/,
+ *                  Mozilla Public License, v. 2.0).
+ * Authors: $(LINK2 mailto:info@caraus.de, Eugene Wissner)
+ */
+module tanya.meta.gen;
+
+import std.traits;
+
+/**
+ * Initializer list.
+ *
+ * Generates a static array with elements from $(D_PARAM args). All elements
+ * should have the same type. It can be used in constructors which accept a
+ * list of the elements of the same type in the situations where variadic
+ * functions and templates can't be used.
+ *
+ * Params:
+ * 	Args = Argument type.
+ * 	args = Arguments.
+ */
+enum IL(Args...)(Args args)
+	if (Args.length > 0)
+{
+	alias BaseType = typeof(args[0]);
+
+	BaseType[args.length] result;
+
+	foreach (i, a; args)
+	{
+		static assert(isImplicitlyConvertible!(typeof(a), BaseType));
+		result[i] = a;
+	}
+	return result;
+}
+
+///
+unittest
+{
+	static assert(IL(1, 5, 8).length == 3);
+	static assert(IL(1, 5, 8).sizeof == 3 * int.sizeof);
+}

source/tanya/meta/package.d

@@ -0,0 +1,15 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+/**
+ * Metaprogramming.
+ *
+ * Copyright: Eugene Wissner 2016.
+ * License: $(LINK2 https://www.mozilla.org/en-US/MPL/2.0/,
+ *                  Mozilla Public License, v. 2.0).
+ * Authors: $(LINK2 mailto:info@caraus.de, Eugene Wissner)
+ */
+module tanya.meta;
+
+public import tanya.meta.gen;