LibJS: Implement Temporal.Instant.prototype.add()

1 files changed, 1 insertions, 0 deletions

diff --git a/Userland/Libraries/LibJS/Runtime/Temporal/Instant.h b/Userland/Libraries/LibJS/Runtime/Temporal/Instant.h
index 65a6f252a5..2ea0efafc2 100644
--- a/Userland/Libraries/LibJS/Runtime/Temporal/Instant.h
+++ b/Userland/Libraries/LibJS/Runtime/Temporal/Instant.h
@@ -39,6 +39,7 @@ Instant* create_temporal_instant(GlobalObject&, BigInt& nanoseconds, FunctionObj
 Instant* to_temporal_instant(GlobalObject&, Value item);
 BigInt* parse_temporal_instant(GlobalObject&, String const& iso_string);
 i32 compare_epoch_nanoseconds(BigInt const&, BigInt const&);
+BigInt* add_instant(GlobalObject&, BigInt const& epoch_nanoseconds, double hours, double minutes, double seconds, double milliseconds, double microseconds, double nanoseconds);
 BigInt* round_temporal_instant(GlobalObject&, BigInt const& nanoseconds, u64 increment, String const& unit, String const& rounding_mode);
 
 }