func readObject(r Reader, v *reflect.Value) error {
var err error
for enc, err := readEncoding(r); err == nil; enc, err = readEncoding(r) {
name := encodings[*enc]
// fmt.Println(name, v, v.IsValid(), enc.typ, enc.field)
switch enc.typ {
case ST_ARRAY:
if name == "EndOfArray" {
return errorEndOfArray
}
array := getField(v, enc)
loop:
for {
child := reflect.New(array.Type().Elem()).Elem()
err := readObject(r, &child)
switch err {
case errorEndOfArray:
break loop
case errorEndOfObject:
array.Set(reflect.Append(*array, child))
default:
return err
}
}
case ST_OBJECT:
switch name {
case "EndOfObject":
return errorEndOfObject
case "PreviousFields", "NewFields", "FinalFields":
leType := LedgerEntryType(v.Elem().FieldByName("LedgerEntryType").Uint())
le := LedgerEntryFactory[leType]()
fields := reflect.ValueOf(le)
v.Elem().FieldByName(name).Set(fields)
if err := readObject(r, &fields); err != nil && err != errorEndOfObject {
return err
}
// var fields Fields
// f := reflect.ValueOf(&fields)
// v.Elem().FieldByName(name).Set(f)
// if readObject(r, &f); err != nil && err != errorEndOfObject {
// return err
// }
case "ModifiedNode", "DeletedNode", "CreatedNode":
var node AffectedNode
n := reflect.ValueOf(&node)
var effect NodeEffect
e := reflect.ValueOf(&effect)
e.Elem().FieldByName(name).Set(n)
v.Set(e.Elem())
return readObject(r, &n)
case "Memo":
var memo Memo
m := reflect.ValueOf(&memo)
inner := reflect.ValueOf(&memo.Memo)
err := readObject(r, &inner)
v.Set(m.Elem())
return err
default:
return fmt.Errorf("Unexpected object: %s for field: %s", v.Type(), name)
}
default:
if v.Kind() == reflect.Struct {
return fmt.Errorf("Unexpected object: %s for field: %s", v.Type(), name)
}
field := getField(v, enc)
if !field.CanAddr() {
return fmt.Errorf("Missing field: %s %+v", name, enc)
}
switch v := field.Addr().Interface().(type) {
case Wire:
if err := v.Unmarshal(r); err != nil {
return err
}
default:
if err := read(r, v); err != nil {
return err
}
}
}
}
return err
}