fix anonymous fields

extra/fuzzy_decoder.go

@@ -1,12 +1,12 @@
 package extra
 
 import (
-	"github.com/json-iterator/go"
-	"unsafe"
 	"encoding/json"
-	"strings"
+	"github.com/json-iterator/go"
 	"math"
 	"reflect"
+	"strings"
+	"unsafe"
 )
 
 const MaxUint = ^uint(0)

extra/fuzzy_decoder_test.go

@@ -1,9 +1,9 @@
 package extra
 
 import (
-	"testing"
 	"github.com/json-iterator/go"
 	"github.com/json-iterator/go/require"
+	"testing"
 )
 
 func init() {
@@ -98,4 +98,4 @@ func Test_empty_array_as_object(t *testing.T) {
 	var val struct{}
 	should.Nil(jsoniter.UnmarshalFromString(`[]`, &val))
 	should.Equal(struct{}{}, val)
-}
+}

extra/naming_strategy_test.go

@@ -1,9 +1,9 @@
 package extra
 
 import (
-	"testing"
 	"github.com/json-iterator/go"
 	"github.com/json-iterator/go/require"
+	"testing"
 )
 
 func Test_lower_case_with_underscores(t *testing.T) {

extra/private_fields_test.go

@@ -1,9 +1,9 @@
 package extra
 
 import (
-	"testing"
-	"github.com/json-iterator/go/require"
 	"github.com/json-iterator/go"
+	"github.com/json-iterator/go/require"
+	"testing"
 )
 
 func Test_private_fields(t *testing.T) {

extra/time_as_int64_codec.go

@@ -2,8 +2,8 @@ package extra
 
 import (
 	"github.com/json-iterator/go"
-	"unsafe"
 	"time"
+	"unsafe"
 )
 
 // keep epoch milliseconds
@@ -15,6 +15,7 @@ func RegisterTimeAsInt64Codec(precision time.Duration) {
 type timeAsInt64Codec struct {
 	precision time.Duration
 }
+
 func (codec *timeAsInt64Codec) Decode(ptr unsafe.Pointer, iter *jsoniter.Iterator) {
 	nanoseconds := iter.ReadInt64() * codec.precision.Nanoseconds()
 	*((*time.Time)(ptr)) = time.Unix(0, nanoseconds)

extra/time_as_int64_codec_test.go

@@ -1,10 +1,10 @@
 package extra
 
 import (
+	"github.com/json-iterator/go"
+	"github.com/json-iterator/go/require"
 	"testing"
 	"time"
-	"github.com/json-iterator/go/require"
-	"github.com/json-iterator/go"
 )
 
 func Test_time_as_int64(t *testing.T) {

feature_config.go

@@ -10,11 +10,11 @@ import (
 )
 
 type Config struct {
-	IndentionStep                 int
+	IndentionStep           int
-	MarshalFloatWith6Digits       bool
+	MarshalFloatWith6Digits bool
-	EscapeHtml                    bool
+	EscapeHtml              bool
-	SortMapKeys                   bool
+	SortMapKeys             bool
-	UseNumber                     bool
+	UseNumber               bool
 }
 
 type frozenConfig struct {

feature_iter_int.go

@@ -1,8 +1,8 @@
 package jsoniter
 
 import (
-	"strconv"
 	"math"
+	"strconv"
 )
 
 var intDigits []int8

feature_reflect_extension.go

@@ -1,11 +1,11 @@
 package jsoniter
 
 import (
-	"reflect"
 	"fmt"
-	"unsafe"
+	"reflect"
 	"strings"
 	"unicode"
+	"unsafe"
 )
 
 var typeDecoders = map[string]ValDecoder{}
@@ -192,6 +192,7 @@ func _getTypeEncoderFromExtension(typ reflect.Type) ValEncoder {
 }
 
 func describeStruct(cfg *frozenConfig, typ reflect.Type) (*StructDescriptor, error) {
+	anonymousBindings := []*Binding{}
 	bindings := []*Binding{}
 	for i := 0; i < typ.NumField(); i++ {
 		field := typ.Field(i)
@@ -202,7 +203,7 @@ func describeStruct(cfg *frozenConfig, typ reflect.Type) (*StructDescriptor, err
 					return nil, err
 				}
 				for _, binding := range structDescriptor.Fields {
-					bindings = append(bindings, binding)
+					anonymousBindings = append(anonymousBindings, binding)
 				}
 			} else if field.Type.Kind() == reflect.Ptr && field.Type.Elem().Kind() == reflect.Struct {
 				structDescriptor, err := describeStruct(cfg, field.Type.Elem())
@@ -214,7 +215,7 @@ func describeStruct(cfg *frozenConfig, typ reflect.Type) (*StructDescriptor, err
 					binding.Encoder = &structFieldEncoder{&field, binding.Encoder, false}
 					binding.Decoder = &optionalDecoder{field.Type, binding.Decoder}
 					binding.Decoder = &structFieldDecoder{&field, binding.Decoder}
-					bindings = append(bindings, binding)
+					anonymousBindings = append(anonymousBindings, binding)
 				}
 			}
 		} else {
@@ -272,6 +273,8 @@ func describeStruct(cfg *frozenConfig, typ reflect.Type) (*StructDescriptor, err
 		binding.Decoder = &structFieldDecoder{binding.Field, binding.Decoder}
 		binding.Encoder = &structFieldEncoder{binding.Field, binding.Encoder, shouldOmitEmpty}
 	}
+	// insert anonymous bindings to the head
+	structDescriptor.Fields = append(anonymousBindings, structDescriptor.Fields...)
 	return structDescriptor, nil
 }
 

feature_reflect_object.go

@@ -105,7 +105,7 @@ func createStructDecoder(typ reflect.Type, fields map[string]*structFieldDecoder
 			}
 		}
 		return &threeFieldsStructDecoder{typ,
-										 fieldName1, fieldDecoder1, fieldName2, fieldDecoder2, fieldName3, fieldDecoder3}, nil
+			fieldName1, fieldDecoder1, fieldName2, fieldDecoder2, fieldName3, fieldDecoder3}, nil
 	case 4:
 		var fieldName1 int32
 		var fieldName2 int32
@@ -138,8 +138,8 @@ func createStructDecoder(typ reflect.Type, fields map[string]*structFieldDecoder
 			}
 		}
 		return &fourFieldsStructDecoder{typ,
-										fieldName1, fieldDecoder1, fieldName2, fieldDecoder2, fieldName3, fieldDecoder3,
+			fieldName1, fieldDecoder1, fieldName2, fieldDecoder2, fieldName3, fieldDecoder3,
-										fieldName4, fieldDecoder4}, nil
+			fieldName4, fieldDecoder4}, nil
 	case 5:
 		var fieldName1 int32
 		var fieldName2 int32
@@ -177,8 +177,8 @@ func createStructDecoder(typ reflect.Type, fields map[string]*structFieldDecoder
 			}
 		}
 		return &fiveFieldsStructDecoder{typ,
-										fieldName1, fieldDecoder1, fieldName2, fieldDecoder2, fieldName3, fieldDecoder3,
+			fieldName1, fieldDecoder1, fieldName2, fieldDecoder2, fieldName3, fieldDecoder3,
-										fieldName4, fieldDecoder4, fieldName5, fieldDecoder5}, nil
+			fieldName4, fieldDecoder4, fieldName5, fieldDecoder5}, nil
 	case 6:
 		var fieldName1 int32
 		var fieldName2 int32
@@ -221,8 +221,8 @@ func createStructDecoder(typ reflect.Type, fields map[string]*structFieldDecoder
 			}
 		}
 		return &sixFieldsStructDecoder{typ,
-									   fieldName1, fieldDecoder1, fieldName2, fieldDecoder2, fieldName3, fieldDecoder3,
+			fieldName1, fieldDecoder1, fieldName2, fieldDecoder2, fieldName3, fieldDecoder3,
-									   fieldName4, fieldDecoder4, fieldName5, fieldDecoder5, fieldName6, fieldDecoder6}, nil
+			fieldName4, fieldDecoder4, fieldName5, fieldDecoder5, fieldName6, fieldDecoder6}, nil
 	case 7:
 		var fieldName1 int32
 		var fieldName2 int32
@@ -270,9 +270,9 @@ func createStructDecoder(typ reflect.Type, fields map[string]*structFieldDecoder
 			}
 		}
 		return &sevenFieldsStructDecoder{typ,
-										 fieldName1, fieldDecoder1, fieldName2, fieldDecoder2, fieldName3, fieldDecoder3,
+			fieldName1, fieldDecoder1, fieldName2, fieldDecoder2, fieldName3, fieldDecoder3,
-										 fieldName4, fieldDecoder4, fieldName5, fieldDecoder5, fieldName6, fieldDecoder6,
+			fieldName4, fieldDecoder4, fieldName5, fieldDecoder5, fieldName6, fieldDecoder6,
-										 fieldName7, fieldDecoder7}, nil
+			fieldName7, fieldDecoder7}, nil
 	case 8:
 		var fieldName1 int32
 		var fieldName2 int32
@@ -325,9 +325,9 @@ func createStructDecoder(typ reflect.Type, fields map[string]*structFieldDecoder
 			}
 		}
 		return &eightFieldsStructDecoder{typ,
-										 fieldName1, fieldDecoder1, fieldName2, fieldDecoder2, fieldName3, fieldDecoder3,
+			fieldName1, fieldDecoder1, fieldName2, fieldDecoder2, fieldName3, fieldDecoder3,
-										 fieldName4, fieldDecoder4, fieldName5, fieldDecoder5, fieldName6, fieldDecoder6,
+			fieldName4, fieldDecoder4, fieldName5, fieldDecoder5, fieldName6, fieldDecoder6,
-										 fieldName7, fieldDecoder7, fieldName8, fieldDecoder8}, nil
+			fieldName7, fieldDecoder7, fieldName8, fieldDecoder8}, nil
 	case 9:
 		var fieldName1 int32
 		var fieldName2 int32
@@ -385,9 +385,9 @@ func createStructDecoder(typ reflect.Type, fields map[string]*structFieldDecoder
 			}
 		}
 		return &nineFieldsStructDecoder{typ,
-										fieldName1, fieldDecoder1, fieldName2, fieldDecoder2, fieldName3, fieldDecoder3,
+			fieldName1, fieldDecoder1, fieldName2, fieldDecoder2, fieldName3, fieldDecoder3,
-										fieldName4, fieldDecoder4, fieldName5, fieldDecoder5, fieldName6, fieldDecoder6,
+			fieldName4, fieldDecoder4, fieldName5, fieldDecoder5, fieldName6, fieldDecoder6,
-										fieldName7, fieldDecoder7, fieldName8, fieldDecoder8, fieldName9, fieldDecoder9}, nil
+			fieldName7, fieldDecoder7, fieldName8, fieldDecoder8, fieldName9, fieldDecoder9}, nil
 	case 10:
 		var fieldName1 int32
 		var fieldName2 int32
@@ -450,10 +450,10 @@ func createStructDecoder(typ reflect.Type, fields map[string]*structFieldDecoder
 			}
 		}
 		return &tenFieldsStructDecoder{typ,
-									   fieldName1, fieldDecoder1, fieldName2, fieldDecoder2, fieldName3, fieldDecoder3,
+			fieldName1, fieldDecoder1, fieldName2, fieldDecoder2, fieldName3, fieldDecoder3,
-									   fieldName4, fieldDecoder4, fieldName5, fieldDecoder5, fieldName6, fieldDecoder6,
+			fieldName4, fieldDecoder4, fieldName5, fieldDecoder5, fieldName6, fieldDecoder6,
-									   fieldName7, fieldDecoder7, fieldName8, fieldDecoder8, fieldName9, fieldDecoder9,
+			fieldName7, fieldDecoder7, fieldName8, fieldDecoder8, fieldName9, fieldDecoder9,
-									   fieldName10, fieldDecoder10}, nil
+			fieldName10, fieldDecoder10}, nil
 	}
 	return &generalStructDecoder{typ, fields}, nil
 }

jsoniter_map_test.go

@@ -68,11 +68,11 @@ func Test_decode_int_key_map(t *testing.T) {
 
 func Test_encode_TextMarshaler_key_map(t *testing.T) {
 	should := require.New(t)
-f, _, _ := big.ParseFloat("1", 10, 64, big.ToZero)
+	f, _, _ := big.ParseFloat("1", 10, 64, big.ToZero)
-val := map[*big.Float]string{f: "2"}
+	val := map[*big.Float]string{f: "2"}
-str, err := MarshalToString(val)
+	str, err := MarshalToString(val)
 	should.Nil(err)
-should.Equal(`{"1":"2"}`, str)
+	should.Equal(`{"1":"2"}`, str)
 }
 
 func Test_decode_TextMarshaler_key_map(t *testing.T) {

jsoniter_object_test.go

@@ -208,9 +208,9 @@ func Test_decode_struct_field_with_tag(t *testing.T) {
 
 func Test_decode_struct_field_with_tag_string(t *testing.T) {
 	should := require.New(t)
-type TestObject struct {
+	type TestObject struct {
-	Field1 int    `json:",string"`
+		Field1 int `json:",string"`
-}
+	}
 	obj := TestObject{Field1: 100}
 	should.Nil(UnmarshalFromString(`{"Field1": "100"}`, &obj))
 	should.Equal(100, obj.Field1)
@@ -346,8 +346,10 @@ func Test_multiple_level_anonymous_struct(t *testing.T) {
 		Field3 string
 	}
 	should := require.New(t)
-	output, err := MarshalToString(Level3{Level2{Level1{"1"}, "2"}, "3"})
+	obj := Level3{Level2{Level1{"1"}, "2"}, "3"}
+	output, err := MarshalToString(obj)
 	should.Nil(err)
+	fmt.Println(output)
 	should.Contains(output, `"Field1":"1"`)
 	should.Contains(output, `"Field2":"2"`)
 	should.Contains(output, `"Field3":"3"`)
@@ -369,7 +371,8 @@ func Test_multiple_level_anonymous_struct_with_ptr(t *testing.T) {
 		Field3 string
 	}
 	should := require.New(t)
-	output, err := MarshalToString(Level3{&Level2{&Level1{"1", "", "4"}, "2", ""}, "3"})
+	obj := Level3{&Level2{&Level1{"1", "", "4"}, "2", ""}, "3"}
+	output, err := MarshalToString(obj)
 	should.Nil(err)
 	should.Contains(output, `"Field1":"1"`)
 	should.Contains(output, `"Field2":"2"`)
@@ -377,8 +380,6 @@ func Test_multiple_level_anonymous_struct_with_ptr(t *testing.T) {
 	should.Contains(output, `"Field4":"4"`)
 }
 
-
-
 func Test_shadow_struct_field(t *testing.T) {
 	should := require.New(t)
 	type omit *struct{}
@@ -393,7 +394,7 @@ func Test_shadow_struct_field(t *testing.T) {
 		OmitMaxAge omit `json:"cacheAge,omitempty"`
 
 		// Add nice keys
-		MaxAge int    `json:"max_age"`
+		MaxAge int `json:"max_age"`
 	}{
 		CacheItem: &CacheItem{
 			Key:    "value",