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stackitem: ensure map keys are a valid UTF-8

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This commit is contained in:
Evgenii Stratonikov 2020-07-29 11:28:29 +03:00
parent 3c99393bef
commit 5500195d58
1 changed files with 10 additions and 2 deletions
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12
pkg/vm/stackitem/json.go
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@ -64,9 +64,17 @@ func toJSON(buf *io.BufBinWriter, item Item) {
case *Map: case *Map:
w.WriteB('{') w.WriteB('{')
for i := range it.value { for i := range it.value {
bs, _ := it.value[i].Key.TryBytes() // map key can always be converted to []byte // map key can always be converted to []byte
// but are not always a valid UTF-8.
key, err := ToString(it.value[i].Key)
if err != nil {
if buf.Err == nil {
buf.Err = err
}
return
}
w.WriteB('"') w.WriteB('"')
w.WriteBytes(bs) w.WriteBytes([]byte(key))
w.WriteBytes([]byte(`":`)) w.WriteBytes([]byte(`":`))
toJSON(buf, it.value[i].Value) toJSON(buf, it.value[i].Value)
if i < len(it.value)-1 { if i < len(it.value)-1 {