Support C arrays and ADL ranges in from_range generator

Closes #2737

1 files changed, 5 insertions, 4 deletions

diff --git a/src/catch2/generators/catch_generators_range.hpp b/src/catch2/generators/catch_generators_range.hpp
index 495acb95..b67c1590 100644
--- a/src/catch2/generators/catch_generators_range.hpp
+++ b/src/catch2/generators/catch_generators_range.hpp
@@ -96,10 +96,11 @@ GeneratorWrapper<ResultType> from_range(InputIterator from, InputSentinel to) {
     return GeneratorWrapper<ResultType>(Catch::Detail::make_unique<IteratorGenerator<ResultType>>(from, to));
 }
 
-template <typename Container,
-          typename ResultType = typename Container::value_type>
-GeneratorWrapper<ResultType> from_range(Container const& cnt) {
-    return GeneratorWrapper<ResultType>(Catch::Detail::make_unique<IteratorGenerator<ResultType>>(cnt.begin(), cnt.end()));
+template <typename Container>
+auto from_range(Container const& cnt) {
+    using std::begin;
+    using std::end;
+    return from_range( begin( cnt ), end( cnt ) );
 }