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imageproxy/vendor/github.com/googleapis/gax-go/header.go
Will Norris 0fe3656939 vendor: add github.com/diegomarangoni/gcscache
also include all transitive dependencies of gcscache, which seems to
bring in the entire world of Google Cloud Platform.
2017-09-01 20:46:05 +00:00

24 lines
545 B
Go

package gax
import "bytes"
// XGoogHeader is for use by the Google Cloud Libraries only.
//
// XGoogHeader formats key-value pairs.
// The resulting string is suitable for x-goog-api-client header.
func XGoogHeader(keyval ...string) string {
if len(keyval) == 0 {
return ""
}
if len(keyval)%2 != 0 {
panic("gax.Header: odd argument count")
}
var buf bytes.Buffer
for i := 0; i < len(keyval); i += 2 {
buf.WriteByte(' ')
buf.WriteString(keyval[i])
buf.WriteByte('/')
buf.WriteString(keyval[i+1])
}
return buf.String()[1:]
}