Index: mojo/public/cpp/bindings/type_converter.h |
diff --git a/mojo/public/cpp/bindings/type_converter.h b/mojo/public/cpp/bindings/type_converter.h |
index 1446ab375f55ede0ea3d553513bcd9addcf52375..e17ac861c3ec1c919764e60611b797fec066c2a6 100644 |
--- a/mojo/public/cpp/bindings/type_converter.h |
+++ b/mojo/public/cpp/bindings/type_converter.h |
@@ -7,6 +7,8 @@ |
#include <stdint.h> |
+#include <vector> |
+ |
namespace mojo { |
// Specialize the following class: |
@@ -74,6 +76,9 @@ namespace mojo { |
template <typename T, typename U> |
struct TypeConverter; |
+template <typename T, typename U> |
+inline T ConvertTo(const U& obj); |
+ |
// The following specialization is useful when you are converting between |
// Array<POD> and std::vector<POD>. |
template <typename T> |
@@ -81,6 +86,18 @@ struct TypeConverter<T, T> { |
static T Convert(const T& obj) { return obj; } |
}; |
+template <typename T, typename Container> |
+struct TypeConverter<std::vector<T>, Container> { |
dcheng
2017/01/10 05:58:09
I hope we can kill this someday.
|
+ static std::vector<T> Convert(const Container& container) { |
+ std::vector<T> output; |
+ output.reserve(container.size()); |
+ for (const auto& obj : container) { |
+ output.push_back(ConvertTo<T>(obj)); |
+ } |
+ return output; |
+ } |
+}; |
+ |
// The following helper function is useful for shorthand. The compiler can infer |
// the input type, so you can write: |
// OutputType out = ConvertTo<OutputType>(input); |