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mirror of https://github.com/json-iterator/go.git synced 2025-01-05 12:50:34 +02:00
This commit is contained in:
Tao Wen 2017-01-28 23:11:29 +08:00
parent 95823d0bf1
commit 10a1fb8762
3 changed files with 67 additions and 3 deletions

View File

@ -80,12 +80,17 @@ func WrapString(val string) Any {
}
func Wrap(val interface{}) Any {
if val == nil {
return &nilAny{}
}
type_ := reflect.TypeOf(val)
switch type_.Kind() {
case reflect.Slice:
return wrapArray(val)
case reflect.Struct:
return wrapStruct(val)
case reflect.Map:
return wrapMap(val)
case reflect.String:
return WrapString(val.(string))
case reflect.Int:
@ -112,8 +117,14 @@ func Wrap(val interface{}) Any {
return WrapFloat64(float64(val.(float32)))
case reflect.Float64:
return WrapFloat64(val.(float64))
case reflect.Bool:
if val.(bool) == true {
return &trueAny{}
} else {
return &falseAny{}
}
}
return nil
return &invalidAny{baseAny{}, fmt.Errorf("unsupported type: %v", type_)}
}
func (iter *Iterator) ReadAny() Any {

View File

@ -360,6 +360,9 @@ func (any *objectAny) fillCache() {
if any.cache == nil {
any.cache = map[string]Any{}
}
if len(any.cache) == any.val.NumField() {
return
}
for i := 0; i < any.val.NumField(); i++ {
field := any.val.Field(i)
fieldName := any.val.Type().Field(i).Name
@ -549,7 +552,6 @@ func (any *objectAny) GetInterface() interface{} {
return any.cache
}
type mapAny struct {
baseAny
err error
@ -593,6 +595,17 @@ func (any *mapAny) fillCacheUntil(target string) Any {
}
func (any *mapAny) fillCache() {
if any.cache == nil {
any.cache = map[string]Any{}
}
if len(any.cache) == len(any.val.MapKeys()) {
return
}
for _, key := range any.val.MapKeys() {
keyAsStr := key.String()
element := Wrap(any.val.MapIndex(key).Interface())
any.cache[keyAsStr] = element
}
}
func (any *mapAny) LastError() error {
@ -705,7 +718,28 @@ func (any *mapAny) Size() int {
}
func (any *mapAny) IterateObject() (func() (string, Any, bool), bool) {
return nil, false
any.fillCache()
if len(any.cache) == 0 {
return nil, false
}
keys := make([]string, len(any.cache))
values := make([]Any, len(any.cache))
i := 0
for k, v := range any.cache {
keys[i] = k
values[i] = v
i++
}
i = 0
return func() (string, Any, bool) {
if i == len(keys) {
return "", nil, false
}
k := keys[i]
v := values[i]
i++
return k, v, i != len(keys)
}, true
}
func (any *mapAny) GetObject() map[string]Any {

View File

@ -24,6 +24,25 @@ func Test_read_map_of_interface(t *testing.T) {
should.Equal(map[string]interface{}{"hello": "world"}, iter.Read())
}
func Test_wrap_map(t *testing.T) {
should := require.New(t)
any := Wrap(map[string]string{"Field1": "hello"})
should.Equal("hello", any.Get("Field1").ToString())
any = Wrap(map[string]string{"Field1": "hello"})
should.Equal(1, any.Size())
any = Wrap(map[string]string{"Field1": "hello"})
vals := map[string]string{}
var k string
var v Any
for next, hasNext := any.IterateObject(); hasNext; {
k, v, hasNext = next()
if v.ValueType() == String {
vals[k] = v.ToString()
}
}
should.Equal(map[string]string{"Field1":"hello"}, vals)
}
func Test_write_val_map(t *testing.T) {
should := require.New(t)
val := map[string]string{"1": "2"}