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Diffstat (limited to 'vendor/google.golang.org/grpc/metadata/metadata.go')
| -rw-r--r-- | vendor/google.golang.org/grpc/metadata/metadata.go | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/vendor/google.golang.org/grpc/metadata/metadata.go b/vendor/google.golang.org/grpc/metadata/metadata.go index 954c0f7..3c0ca7a 100644 --- a/vendor/google.golang.org/grpc/metadata/metadata.go +++ b/vendor/google.golang.org/grpc/metadata/metadata.go @@ -117,10 +117,17 @@ func (md MD) Len() int { // Copy returns a copy of md. func (md MD) Copy() MD { + return Join(md) +} + +// Join joins any number of MDs into a single MD. +// The order of values for each key is determined by the order in which +// the MDs containing those values are presented to Join. +func Join(mds ...MD) MD { out := MD{} - for k, v := range md { - for _, i := range v { - out[k] = append(out[k], i) + for _, md := range mds { + for k, v := range md { + out[k] = append(out[k], v...) } } return out |