tendermint/common/kvpair.go
Jae Kwon aab2d70dd3
Sdk2 kvpair (#102)
* Canonical KVPair in common
* Simplify common/Bytes to just hex encode
2017-12-17 13:04:15 -08:00

31 lines
554 B
Go

package common
import (
"bytes"
"sort"
)
type KVPair struct {
Key Bytes
Value Bytes
}
type KVPairs []KVPair
// Sorting
func (kvs KVPairs) Len() int { return len(kvs) }
func (kvs KVPairs) Less(i, j int) bool {
switch bytes.Compare(kvs[i].Key, kvs[j].Key) {
case -1:
return true
case 0:
return bytes.Compare(kvs[i].Value, kvs[j].Value) < 0
case 1:
return false
default:
panic("invalid comparison result")
}
}
func (kvs KVPairs) Swap(i, j int) { kvs[i], kvs[j] = kvs[j], kvs[i] }
func (kvs KVPairs) Sort() { sort.Sort(kvs) }