Support AbslStringify in absl::Time and absl::Duration.

PiperOrigin-RevId: 516363556
Change-Id: Iae5e781d46dc8a8c4242ab460b57b65271b93159

1 files changed, 12 insertions, 0 deletions

diff --git a/absl/time/time.h b/absl/time/time.h
index cc390082..01b55322 100644
--- a/absl/time/time.h
+++ b/absl/time/time.h
@@ -609,6 +609,12 @@ inline std::ostream& operator<<(std::ostream& os, Duration d) {
   return os << FormatDuration(d);
 }
 
+// Support for StrFormat(), StrCat() etc.
+template <typename Sink>
+void AbslStringify(Sink& sink, Duration d) {
+  sink.Append(FormatDuration(d));
+}
+
 // ParseDuration()
 //
 // Parses a duration string consisting of a possibly signed sequence of
@@ -1386,6 +1392,12 @@ inline std::ostream& operator<<(std::ostream& os, Time t) {
   return os << FormatTime(t);
 }
 
+// Support for StrFormat(), StrCat() etc.
+template <typename Sink>
+void AbslStringify(Sink& sink, Time t) {
+  sink.Append(FormatTime(t));
+}
+
 // ParseTime()
 //
 // Parses an input string according to the provided format string and