fix(jit): out of index when dump mismatched error

internal/decoder/jitdec/assembler_regabi_amd64.go

@@ -483,6 +483,7 @@ var (
     _V_stackOverflow              = jit.Imm(int64(uintptr(unsafe.Pointer(&stackOverflow))))
     _I_json_UnsupportedValueError = jit.Itab(_T_error, reflect.TypeOf(new(json.UnsupportedValueError)))
     _I_json_MismatchTypeError     = jit.Itab(_T_error, reflect.TypeOf(new(MismatchTypeError)))
+    _I_json_MismatchQuotedError   = jit.Itab(_T_error, reflect.TypeOf(new(MismatchQuotedError)))
 )
 
 func (self *_Assembler) type_error() {
@@ -1128,10 +1129,10 @@ func (self *_Assembler) unmarshal_func(t reflect.Type, fn obj.Addr, deref bool)
     self.Emit("MOVQ" , _ARG_sv_p, _CX)          // MOVQ    sv.p, CX
     self.Emit("MOVQ" , _ARG_sv_n, _DI)          // MOVQ    sv.n, DI
     self.call_go(fn)                            // CALL_GO ${fn}
-    self.Emit("TESTQ", _ET, _ET)                // TESTQ   ET, ET
+    self.Emit("TESTQ", _ET, _ET)
     self.Sjmp("JZ"  , "_unmarshal_func_end_{n}")               // JNZ     _error
-    self.Emit("MOVQ", _I_json_MismatchTypeError, _CX)             // MOVQ    ET, VAR.et
-    self.Emit("CMPQ", _ET, _CX)          // check if MismatchedError
+    self.Emit("MOVQ", _I_json_MismatchQuotedError, _CX)             // MOVQ    ET, VAR.et
+    self.Emit("CMPQ", _ET, _CX)          // check if MismatchQuotedError
     self.Sjmp("JNE" , _LB_error)                
     self.Emit("MOVQ", jit.Type(t), _CX)        // store current type 
     self.Emit("MOVQ", _CX, _VAR_et)             // store current type 

internal/decoder/jitdec/primitives.go

@@ -39,9 +39,16 @@ func decodeJsonUnmarshaler(vv interface{}, s string) error {
     return vv.(json.Unmarshaler).UnmarshalJSON(rt.Str2Mem(s))
 }
 
+// used to distinguish between MismatchQuoted and other MismatchedTyped errors, see issue #670 and #716
+type MismatchQuotedError struct {}
+
+func (*MismatchQuotedError) Error() string {
+    return "mismatch quoted"
+}
+
 func decodeJsonUnmarshalerQuoted(vv interface{}, s string) error {
     if len(s) < 2 || s[0] != '"' || s[len(s)-1] != '"' {
-        return &MismatchTypeError{}
+        return &MismatchQuotedError{}
     }
     return vv.(json.Unmarshaler).UnmarshalJSON(rt.Str2Mem(s[1:len(s)-1]))
 }

issue_test/issue670_test.go

@@ -30,7 +30,6 @@ func TestIssue670_JSONMarshaler(t *testing.T) {
 	so, _ := sonic.MarshalString(obj)
 	eo, _ := json.Marshal(obj)
 	assert.Equal(t, string(eo), so)
-	println(string(eo))
 }
 
 func TestIssue670_JSONUnmarshaler(t *testing.T) {
@@ -50,11 +49,8 @@ func TestIssue670_JSONUnmarshaler(t *testing.T) {
 
 func testUnmarshal(t *testing.T, eo []byte, rt reflect.Type, checkobj bool) {
 	obj := reflect.New(rt).Interface()
-	println(string(eo))
-	println("sonic")
 	es := sonic.Unmarshal(eo, obj)
 	obj2 := reflect.New(rt).Interface()
-	println("std")
 	ee := json.Unmarshal(eo, obj2)
 	assert.Equal(t, ee ==nil, es == nil, es)
 	if checkobj {
@@ -107,7 +103,6 @@ func (d *Date) UnmarshalJSON(in []byte) error {
 		return nil
 	}
 
-	println("hook ", string(in))
 	t, err := time.Parse("2006-01-02", string(in))
 	if err != nil {
 		return err
@@ -125,15 +120,13 @@ type Issue670TextMarshaler struct {
 type Date2 int64
 
 func (d Date2) MarshalText() ([]byte, error) {
-	println("hook 1")
 	if d == 0 {
 		return []byte("null"), nil
 	}
 	return []byte(fmt.Sprintf("\"%s\"", time.Unix(int64(d), 0).Format("2006-01-02"))), nil
 }
 
 func (d *Date2) UnmarshalText(in []byte) error {
-	println("hook 2", string(in))
 	if string(in) == "null" {
 		*d = 0
 		return nil

issue_test/issue716_test.go

@@ -0,0 +1,54 @@
+// Copyright 2024 CloudWeGo Authors
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     https://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+
+package issue_test
+
+import (
+    "fmt"
+    "testing"
+
+    "github.com/bytedance/sonic"
+    "github.com/stretchr/testify/assert"
+)
+
+type UnmFoo struct {
+    Name string
+    Age  int
+}
+
+func (p *UnmFoo) UnmarshalJSON(data []byte) error {
+    var aux struct {
+        Name string `json:"name"`
+        Age  int    `json:"age"`
+    }
+
+    if err := sonic.Unmarshal(data, &aux); err != nil {
+        return err
+    }
+
+    p.Name = aux.Name
+    p.Age = aux.Age
+    return nil
+}
+
+func TestIssue716(t *testing.T) {
+    jsonData := `{"name": "Alice", "age": "30"}`
+    var obj UnmFoo
+    err := sonic.Unmarshal([]byte(jsonData), &obj)
+    assert.Error(t, err)
+    if err != nil {
+        fmt.Println("Error:", err)
+    }
+}