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-rw-r--r--src/conditional/cond.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/src/conditional/cond.h b/src/conditional/cond.h
index c543449..5f8014f 100644
--- a/src/conditional/cond.h
+++ b/src/conditional/cond.h
@@ -19,6 +19,15 @@ using Cond = Cdr<Eval<
detail::find_variadic<detail::cond_predicate, Branches...>
>>;
+template <
+ typename Condition,
+ typename Result
+>
+using Branch = Pair<Condition, Result>;
+
+template <typename Result>
+using Else = Branch<Boolean<true>, Result>;
+
}
#endif // TYPEASVALUE_SRC_CONDITIONAL_COND_H_