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variable rename to abstract encoder

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This commit is contained in:
magodo 2019-06-21 15:30:45 +08:00
parent 92b998c3ab
commit 1983b4ae92
1 changed files with 30 additions and 29 deletions
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59
config/source/consul/util.go
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@ -8,24 +8,26 @@ import (
"github.com/micro/go-micro/config/encoder"
)
type jsonValue interface {
type configValue interface {
Value() interface{}
Decode(encoder.Encoder, []byte) (jsonValue, error)
Decode(encoder.Encoder, []byte) error
}
type configArrayValue struct {
v []interface{}
}
type jsonArrayValue []interface{}
type jsonMapValue map[string]interface{}
func (a jsonArrayValue) Value() interface{} { return a }
func (a jsonArrayValue) Decode(e encoder.Encoder, b []byte) (jsonValue, error) {
v := jsonArrayValue{}
err := e.Decode(b, &v)
return v, err
func (a *configArrayValue) Value() interface{} { return a.v }
func (a *configArrayValue) Decode(e encoder.Encoder, b []byte) error {
return e.Decode(b, &a.v)
}
func (m jsonMapValue) Value() interface{} { return m }
func (m jsonMapValue) Decode(e encoder.Encoder, b []byte) (jsonValue, error) {
v := jsonMapValue{}
err := e.Decode(b, &v)
return v, err
type configMapValue struct {
v map[string]interface{}
}
func (m *configMapValue) Value() interface{} { return m.v }
func (m *configMapValue) Decode(e encoder.Encoder, b []byte) error {
return e.Decode(b, &m.v)
}
func makeMap(e encoder.Encoder, kv api.KVPairs, stripPrefix string) (map[string]interface{}, error) {
@ -38,22 +40,21 @@ func makeMap(e encoder.Encoder, kv api.KVPairs, stripPrefix string) (map[string]
if pathString == "" {
continue
}
var val jsonValue
var val configValue
var err error
// ensure a valid value is stored at this location
if len(v.Value) > 0 {
// check whether this is an array
if v.Value[0] == 91 && v.Value[len(v.Value)-1] == 93 {
val = jsonArrayValue{}
if val, err = val.Decode(e, v.Value); err != nil {
return nil, fmt.Errorf("faild decode value. path: %s, error: %s", pathString, err)
}
} else {
val = jsonMapValue{}
if val, err = val.Decode(e, v.Value); err != nil {
return nil, fmt.Errorf("faild decode value. path: %s, error: %s", pathString, err)
}
// try to decode into map value or array value
arrayV := &configArrayValue{v: []interface{}{}}
mapV := &configMapValue{v: map[string]interface{}{}}
switch {
case arrayV.Decode(e, v.Value) == nil:
val = arrayV
case mapV.Decode(e, v.Value) == nil:
val = mapV
default:
return nil, fmt.Errorf("faild decode value. path: %s, error: %s", pathString, err)
}
}
@ -71,12 +72,12 @@ func makeMap(e encoder.Encoder, kv api.KVPairs, stripPrefix string) (map[string]
// copy over the keys from the value
switch val.(type) {
case jsonArrayValue:
case *configArrayValue:
target[leafDir] = val.Value()
case jsonMapValue:
case *configMapValue:
target[leafDir] = make(map[string]interface{})
target = target[leafDir].(map[string]interface{})
mapv := val.Value().(jsonMapValue)
mapv := val.Value().(map[string]interface{})
for k := range mapv {
target[k] = mapv[k]
}