@@ -1,258 +0,0 @@
|
||||
package reflect
|
||||
|
||||
import (
|
||||
"errors"
|
||||
"fmt"
|
||||
"reflect"
|
||||
"strconv"
|
||||
"strings"
|
||||
)
|
||||
|
||||
var (
|
||||
ErrInvalidStruct = errors.New("invalid struct specified")
|
||||
ErrInvalidValue = errors.New("invalid value specified")
|
||||
)
|
||||
|
||||
func MergeMap(dst interface{}, mp map[string]interface{}, tags []string) error {
|
||||
var err error
|
||||
var sval reflect.Value
|
||||
var fname string
|
||||
|
||||
dviface := reflect.ValueOf(dst)
|
||||
if dviface.Kind() == reflect.Ptr {
|
||||
dviface = dviface.Elem()
|
||||
}
|
||||
|
||||
if dviface.Kind() != reflect.Struct {
|
||||
return ErrInvalidStruct
|
||||
}
|
||||
|
||||
dtype := dviface.Type()
|
||||
for idx := 0; idx < dtype.NumField(); idx++ {
|
||||
dfld := dtype.Field(idx)
|
||||
dval := dviface.Field(idx)
|
||||
if !dval.CanSet() || len(dfld.PkgPath) != 0 || !dval.IsValid() {
|
||||
continue
|
||||
}
|
||||
|
||||
fname = ""
|
||||
for _, tname := range tags {
|
||||
tvalue, ok := dfld.Tag.Lookup(tname)
|
||||
if !ok {
|
||||
continue
|
||||
}
|
||||
|
||||
tpart := strings.Split(tvalue, ",")
|
||||
switch tname {
|
||||
case "protobuf":
|
||||
fname = tpart[3][5:]
|
||||
default:
|
||||
fname = tpart[0]
|
||||
}
|
||||
|
||||
if fname != "" {
|
||||
break
|
||||
}
|
||||
}
|
||||
|
||||
if fname == "" {
|
||||
fname = strings.ToLower(dfld.Name)
|
||||
}
|
||||
|
||||
val, ok := mp[fname]
|
||||
if !ok {
|
||||
continue
|
||||
}
|
||||
|
||||
sval = reflect.ValueOf(val)
|
||||
|
||||
switch dval.Kind() {
|
||||
case reflect.Bool:
|
||||
err = mergeBool(dval, sval)
|
||||
case reflect.String:
|
||||
err = mergeString(dval, sval)
|
||||
case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64:
|
||||
err = mergeInt(dval, sval)
|
||||
case reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64:
|
||||
err = mergeUint(dval, sval)
|
||||
case reflect.Float32, reflect.Float64:
|
||||
err = mergeFloat(dval, sval)
|
||||
case reflect.Struct:
|
||||
mp, ok := sval.Interface().(map[string]interface{})
|
||||
if !ok {
|
||||
return ErrInvalidValue
|
||||
}
|
||||
err = MergeMap(dval.Interface(), mp, tags)
|
||||
/*
|
||||
case reflect.Interface:
|
||||
err = d.decodeBasic(name, input, outVal)
|
||||
case reflect.Map:
|
||||
err = mergeMap(dval, sval)
|
||||
case reflect.Ptr:
|
||||
err = mergePtr(dval, sval)
|
||||
case reflect.Slice:
|
||||
err = mergeSlice(dval, sval)
|
||||
case reflect.Array:
|
||||
err = mergeArray(dval, sval)
|
||||
*/
|
||||
default:
|
||||
err = ErrInvalidValue
|
||||
}
|
||||
}
|
||||
|
||||
if err != nil {
|
||||
err = fmt.Errorf("err: %v key %v invalid val %v", err, fname, sval.Interface())
|
||||
}
|
||||
|
||||
return err
|
||||
}
|
||||
|
||||
func mergeBool(dval reflect.Value, sval reflect.Value) error {
|
||||
switch sval.Kind() {
|
||||
case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64:
|
||||
switch sval.Int() {
|
||||
case 1:
|
||||
dval.SetBool(true)
|
||||
case 0:
|
||||
dval.SetBool(false)
|
||||
default:
|
||||
return ErrInvalidValue
|
||||
}
|
||||
case reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64:
|
||||
switch sval.Uint() {
|
||||
case 1:
|
||||
dval.SetBool(true)
|
||||
case 0:
|
||||
dval.SetBool(false)
|
||||
default:
|
||||
return ErrInvalidValue
|
||||
}
|
||||
case reflect.Float32, reflect.Float64:
|
||||
switch sval.Float() {
|
||||
case 1:
|
||||
dval.SetBool(true)
|
||||
case 0:
|
||||
dval.SetBool(false)
|
||||
default:
|
||||
return ErrInvalidValue
|
||||
}
|
||||
case reflect.Bool:
|
||||
dval.SetBool(sval.Bool())
|
||||
case reflect.String:
|
||||
switch sval.String() {
|
||||
case "t", "T", "true", "TRUE", "True", "1", "yes":
|
||||
dval.SetBool(true)
|
||||
case "f", "F", "false", "FALSE", "False", "0", "no":
|
||||
dval.SetBool(false)
|
||||
default:
|
||||
return ErrInvalidValue
|
||||
}
|
||||
default:
|
||||
return ErrInvalidValue
|
||||
}
|
||||
return nil
|
||||
}
|
||||
|
||||
func mergeString(dval reflect.Value, sval reflect.Value) error {
|
||||
switch sval.Kind() {
|
||||
case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64:
|
||||
dval.SetString(strconv.FormatInt(sval.Int(), sval.Type().Bits()))
|
||||
case reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64:
|
||||
dval.SetString(strconv.FormatUint(sval.Uint(), sval.Type().Bits()))
|
||||
case reflect.Float32, reflect.Float64:
|
||||
dval.SetString(strconv.FormatFloat(sval.Float(), 'f', -1, sval.Type().Bits()))
|
||||
case reflect.Bool:
|
||||
switch sval.Bool() {
|
||||
case true:
|
||||
dval.SetString(strconv.FormatBool(true))
|
||||
case false:
|
||||
dval.SetString(strconv.FormatBool(false))
|
||||
}
|
||||
case reflect.String:
|
||||
dval.SetString(sval.String())
|
||||
default:
|
||||
return ErrInvalidValue
|
||||
}
|
||||
return nil
|
||||
}
|
||||
|
||||
func mergeInt(dval reflect.Value, sval reflect.Value) error {
|
||||
switch sval.Kind() {
|
||||
case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64:
|
||||
dval.SetInt(sval.Int())
|
||||
case reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64:
|
||||
dval.SetInt(int64(sval.Uint()))
|
||||
case reflect.Float32, reflect.Float64:
|
||||
dval.SetInt(int64(sval.Float()))
|
||||
case reflect.Bool:
|
||||
switch sval.Bool() {
|
||||
case true:
|
||||
dval.SetInt(1)
|
||||
case false:
|
||||
dval.SetInt(0)
|
||||
}
|
||||
case reflect.String:
|
||||
l, err := strconv.ParseInt(sval.String(), 0, dval.Type().Bits())
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
dval.SetInt(l)
|
||||
default:
|
||||
return ErrInvalidValue
|
||||
}
|
||||
return nil
|
||||
}
|
||||
|
||||
func mergeUint(dval reflect.Value, sval reflect.Value) error {
|
||||
switch sval.Kind() {
|
||||
case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64:
|
||||
dval.SetUint(uint64(sval.Int()))
|
||||
case reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64:
|
||||
dval.SetUint(sval.Uint())
|
||||
case reflect.Float32, reflect.Float64:
|
||||
dval.SetUint(uint64(sval.Float()))
|
||||
case reflect.Bool:
|
||||
switch sval.Bool() {
|
||||
case true:
|
||||
dval.SetUint(1)
|
||||
case false:
|
||||
dval.SetUint(0)
|
||||
}
|
||||
case reflect.String:
|
||||
l, err := strconv.ParseUint(sval.String(), 0, dval.Type().Bits())
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
dval.SetUint(l)
|
||||
default:
|
||||
return ErrInvalidValue
|
||||
}
|
||||
return nil
|
||||
}
|
||||
|
||||
func mergeFloat(dval reflect.Value, sval reflect.Value) error {
|
||||
switch sval.Kind() {
|
||||
case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64:
|
||||
dval.SetFloat(float64(sval.Int()))
|
||||
case reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64:
|
||||
dval.SetFloat(float64(sval.Uint()))
|
||||
case reflect.Float32, reflect.Float64:
|
||||
dval.SetFloat(sval.Float())
|
||||
case reflect.Bool:
|
||||
switch sval.Bool() {
|
||||
case true:
|
||||
dval.SetFloat(1)
|
||||
case false:
|
||||
dval.SetFloat(0)
|
||||
}
|
||||
case reflect.String:
|
||||
l, err := strconv.ParseFloat(sval.String(), dval.Type().Bits())
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
dval.SetFloat(l)
|
||||
default:
|
||||
return ErrInvalidValue
|
||||
}
|
||||
return nil
|
||||
}
|
@@ -7,6 +7,13 @@ import (
|
||||
rutil "github.com/unistack-org/micro/v3/util/reflect"
|
||||
)
|
||||
|
||||
func TestFieldName(t *testing.T) {
|
||||
name := rutil.FieldName("NestedArgs")
|
||||
if name != "nested_args" {
|
||||
t.Fatalf("%s != nested_args", name)
|
||||
}
|
||||
}
|
||||
|
||||
func TestMergeBool(t *testing.T) {
|
||||
type str struct {
|
||||
Bool bool `json:"bool"`
|
||||
@@ -16,7 +23,7 @@ func TestMergeBool(t *testing.T) {
|
||||
mp["bool"] = "true"
|
||||
s := &str{}
|
||||
|
||||
if err := MergeMap(s, mp, []string{"json"}); err != nil {
|
||||
if err := rutil.Merge(s, mp, rutil.Tags([]string{"json"})); err != nil {
|
||||
t.Fatal(err)
|
||||
}
|
||||
|
||||
@@ -26,7 +33,7 @@ func TestMergeBool(t *testing.T) {
|
||||
|
||||
mp["bool"] = "false"
|
||||
|
||||
if err := MergeMap(s, mp, []string{"json"}); err != nil {
|
||||
if err := rutil.Merge(s, mp, rutil.Tags([]string{"json"})); err != nil {
|
||||
t.Fatal(err)
|
||||
}
|
||||
|
||||
@@ -36,7 +43,7 @@ func TestMergeBool(t *testing.T) {
|
||||
|
||||
mp["bool"] = 1
|
||||
|
||||
if err := MergeMap(s, mp, []string{"json"}); err != nil {
|
||||
if err := rutil.Merge(s, mp, rutil.Tags([]string{"json"})); err != nil {
|
||||
t.Fatal(err)
|
||||
}
|
||||
|
||||
@@ -55,7 +62,7 @@ func TestMergeString(t *testing.T) {
|
||||
mp["bool"] = true
|
||||
s := &str{}
|
||||
|
||||
if err := MergeMap(s, mp, []string{"json"}); err != nil {
|
||||
if err := rutil.Merge(s, mp, rutil.Tags([]string{"json"})); err != nil {
|
||||
t.Fatal(err)
|
||||
}
|
||||
|
||||
@@ -65,7 +72,7 @@ func TestMergeString(t *testing.T) {
|
||||
|
||||
mp["bool"] = false
|
||||
|
||||
if err := MergeMap(s, mp, []string{"json"}); err != nil {
|
||||
if err := rutil.Merge(s, mp, rutil.Tags([]string{"json"})); err != nil {
|
||||
t.Fatal(err)
|
||||
}
|
||||
|
||||
@@ -75,7 +82,7 @@ func TestMergeString(t *testing.T) {
|
||||
|
||||
}
|
||||
|
||||
func TestMergeMap(t *testing.T) {
|
||||
func TestMerge(t *testing.T) {
|
||||
dst := &pb.CallReq{
|
||||
Name: "name_old",
|
||||
Req: "req_old",
|
||||
@@ -90,17 +97,85 @@ func TestMergeMap(t *testing.T) {
|
||||
|
||||
mp = rutil.FlattenMap(mp)
|
||||
|
||||
if err := MergeMap(dst, mp, []string{"protobuf"}); err != nil {
|
||||
if err := rutil.Merge(dst, mp, rutil.Tags([]string{"protobuf"})); err != nil {
|
||||
t.Fatal(err)
|
||||
}
|
||||
|
||||
if dst.Name != "name_new" || dst.Req != "req_new" || dst.Arg2 != 1 {
|
||||
t.Fatalf("merge error: %v", dst)
|
||||
t.Fatalf("merge error: %#+v", dst)
|
||||
}
|
||||
|
||||
if dst.Nested == nil ||
|
||||
if dst.Nested == nil || len(dst.Nested.Uint64Args) != 3 ||
|
||||
len(dst.Nested.StringArgs) != 2 || dst.Nested.StringArgs[0] != "args1" ||
|
||||
len(dst.Nested.Uint64Args) != 3 || dst.Nested.Uint64Args[2].Value != 3 {
|
||||
t.Fatalf("merge error: %v", dst.Nested)
|
||||
t.Fatalf("merge error: %#+v", dst.Nested)
|
||||
}
|
||||
|
||||
nmp := make(map[string]interface{})
|
||||
nmp["nested.uint64_args"] = []uint64{4}
|
||||
nmp = rutil.FlattenMap(nmp)
|
||||
|
||||
if err := rutil.Merge(dst, nmp, rutil.SliceAppend(true), rutil.Tags([]string{"protobuf"})); err != nil {
|
||||
t.Fatal(err)
|
||||
}
|
||||
|
||||
if dst.Nested == nil || len(dst.Nested.Uint64Args) != 4 || dst.Nested.Uint64Args[3].Value != 4 {
|
||||
t.Fatalf("merge error: %#+v", dst.Nested)
|
||||
}
|
||||
}
|
||||
|
||||
func TestMergeNested(t *testing.T) {
|
||||
type CallReqNested struct {
|
||||
StringArgs []string `json:"string_args"`
|
||||
Uint64Args []uint64 `json:"uint64_args"`
|
||||
Nested *CallReqNested `json:"nested2"`
|
||||
}
|
||||
|
||||
type CallReq struct {
|
||||
Name string `json:"name"`
|
||||
Req string `json:"req"`
|
||||
Arg2 int `json:"arg2"`
|
||||
Nested *CallReqNested `json:"nested"`
|
||||
}
|
||||
|
||||
dst := &CallReq{
|
||||
Name: "name_old",
|
||||
Req: "req_old",
|
||||
}
|
||||
|
||||
mp := make(map[string]interface{})
|
||||
mp["name"] = "name_new"
|
||||
mp["req"] = "req_new"
|
||||
mp["arg2"] = 1
|
||||
mp["nested.string_args"] = []string{"args1", "args2"}
|
||||
mp["nested.uint64_args"] = []uint64{1, 2, 3}
|
||||
mp["nested.nested2.uint64_args"] = []uint64{1, 2, 3}
|
||||
|
||||
mp = rutil.FlattenMap(mp)
|
||||
|
||||
if err := rutil.Merge(dst, mp, rutil.Tags([]string{"json"})); err != nil {
|
||||
t.Fatal(err)
|
||||
}
|
||||
|
||||
if dst.Name != "name_new" || dst.Req != "req_new" || dst.Arg2 != 1 {
|
||||
t.Fatalf("merge error: %#+v", dst)
|
||||
}
|
||||
|
||||
if dst.Nested == nil || len(dst.Nested.Uint64Args) != 3 ||
|
||||
len(dst.Nested.StringArgs) != 2 || dst.Nested.StringArgs[0] != "args1" ||
|
||||
len(dst.Nested.Uint64Args) != 3 || dst.Nested.Uint64Args[2] != 3 {
|
||||
t.Fatalf("merge error: %#+v", dst.Nested)
|
||||
}
|
||||
|
||||
nmp := make(map[string]interface{})
|
||||
nmp["nested.uint64_args"] = []uint64{4}
|
||||
nmp = rutil.FlattenMap(nmp)
|
||||
|
||||
if err := rutil.Merge(dst, nmp, rutil.SliceAppend(true), rutil.Tags([]string{"json"})); err != nil {
|
||||
t.Fatal(err)
|
||||
}
|
||||
|
||||
if dst.Nested == nil || len(dst.Nested.Uint64Args) != 4 || dst.Nested.Uint64Args[3] != 4 {
|
||||
t.Fatalf("merge error: %#+v", dst.Nested)
|
||||
}
|
||||
}
|
||||
|
Reference in New Issue
Block a user