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Make "metadata: yaml" actually output yaml

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The existing code made json...

Signed-off-by: Ian Campbell <ijc@docker.com>
This commit is contained in:
Ian Campbell 2017-09-14 17:04:41 +01:00
parent 2f01ab25ed
commit 411a21ae07
1 changed files with 4 additions and 1 deletions
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5
src/moby/build.go
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@ -15,6 +15,7 @@ import (
"strings"
log "github.com/Sirupsen/logrus"
"gopkg.in/yaml.v2"
)
const defaultNameForStdin = "moby"
@ -389,8 +390,10 @@ func tarAppend(iw *tar.Writer, tr *tar.Reader) error {
// this allows inserting metadata into a file in the image
func metadata(m Moby, md string) ([]byte, error) {
switch md {
case "yaml":
case "json":
return json.MarshalIndent(m, "", " ")
case "yaml":
return yaml.Marshal(m)
default:
return []byte{}, fmt.Errorf("Unsupported metadata type: %s", md)
}