forked from mirror/go-json
Support omitempty
This commit is contained in:
Masaaki Goshima
parent
e50e1d4878
commit
03a21193fc
11
encode.go
11
encode.go
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@ -23,14 +23,14 @@ type opcodeMap struct {
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sync.Map
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}
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func (m *opcodeMap) Get(k string) *opcode {
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func (m *opcodeMap) Get(k *rtype) *opcode {
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if v, ok := m.Load(k); ok {
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return v.(*opcode)
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}
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return nil
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}
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func (m *opcodeMap) Set(k string, op *opcode) {
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func (m *opcodeMap) Set(k *rtype, op *opcode) {
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m.Store(k, op)
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}
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@ -175,8 +175,7 @@ func (e *Encoder) encode(v interface{}) error {
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if typ.Kind() == reflect.Ptr {
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typ = typ.Elem()
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}
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name := typ.String()
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if code := cachedOpcode.Get(name); code != nil {
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if code := cachedOpcode.Get(typ); code != nil {
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p := uintptr(header.ptr)
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code.ptr = p
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if err := e.run(code); err != nil {
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@ -188,9 +187,7 @@ func (e *Encoder) encode(v interface{}) error {
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if err != nil {
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return err
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}
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if name != "" {
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cachedOpcode.Set(name, code)
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}
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cachedOpcode.Set(typ, code)
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p := uintptr(header.ptr)
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code.ptr = p
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return e.run(code)
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@ -89,6 +89,36 @@ func (e *Encoder) optimizeStructFieldPtrHead(typ *rtype, code *opcode) *opcode {
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code.op = opStructFieldPtrHeadString
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case opStructFieldHeadBool:
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code.op = opStructFieldPtrHeadBool
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case opStructFieldHeadOmitEmpty:
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code.op = opStructFieldPtrHeadOmitEmpty
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case opStructFieldHeadIntOmitEmpty:
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code.op = opStructFieldPtrHeadIntOmitEmpty
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case opStructFieldHeadInt8OmitEmpty:
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code.op = opStructFieldPtrHeadInt8OmitEmpty
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case opStructFieldHeadInt16OmitEmpty:
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code.op = opStructFieldPtrHeadInt16OmitEmpty
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case opStructFieldHeadInt32OmitEmpty:
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code.op = opStructFieldPtrHeadInt32OmitEmpty
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case opStructFieldHeadInt64OmitEmpty:
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code.op = opStructFieldPtrHeadInt64OmitEmpty
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case opStructFieldHeadUintOmitEmpty:
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code.op = opStructFieldPtrHeadUintOmitEmpty
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case opStructFieldHeadUint8OmitEmpty:
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code.op = opStructFieldPtrHeadUint8OmitEmpty
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case opStructFieldHeadUint16OmitEmpty:
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code.op = opStructFieldPtrHeadUint16OmitEmpty
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case opStructFieldHeadUint32OmitEmpty:
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code.op = opStructFieldPtrHeadUint32OmitEmpty
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case opStructFieldHeadUint64OmitEmpty:
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code.op = opStructFieldPtrHeadUint64OmitEmpty
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case opStructFieldHeadFloat32OmitEmpty:
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code.op = opStructFieldPtrHeadFloat32OmitEmpty
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case opStructFieldHeadFloat64OmitEmpty:
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code.op = opStructFieldPtrHeadFloat64OmitEmpty
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case opStructFieldHeadStringOmitEmpty:
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code.op = opStructFieldPtrHeadStringOmitEmpty
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case opStructFieldHeadBoolOmitEmpty:
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code.op = opStructFieldPtrHeadBoolOmitEmpty
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default:
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return newOpCode(opPtr, typ, code)
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}
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@ -308,6 +338,10 @@ func (e *Encoder) compileStruct(typ *rtype) (*opcode, error) {
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keyName = opts[0]
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}
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}
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isOmitEmpty := false
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if len(opts) > 1 {
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isOmitEmpty = opts[1] == "omitempty"
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}
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fieldType := type2rtype(field.Type)
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valueCode, err := e.compile(fieldType)
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if err != nil {
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@ -323,41 +357,77 @@ func (e *Encoder) compileStruct(typ *rtype) (*opcode, error) {
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offset: field.Offset,
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}
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if fieldIdx == 0 {
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fieldCode.op = opStructFieldHead
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head = fieldCode
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code = (*opcode)(unsafe.Pointer(fieldCode))
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prevField = fieldCode
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switch valueCode.op {
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case opInt:
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fieldCode.op = opStructFieldHeadInt
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case opInt8:
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fieldCode.op = opStructFieldHeadInt8
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case opInt16:
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fieldCode.op = opStructFieldHeadInt16
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case opInt32:
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fieldCode.op = opStructFieldHeadInt32
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case opInt64:
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fieldCode.op = opStructFieldHeadInt64
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case opUint:
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fieldCode.op = opStructFieldHeadUint
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case opUint8:
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fieldCode.op = opStructFieldHeadUint8
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case opUint16:
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fieldCode.op = opStructFieldHeadUint16
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case opUint32:
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fieldCode.op = opStructFieldHeadUint32
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case opUint64:
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fieldCode.op = opStructFieldHeadUint64
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case opFloat32:
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fieldCode.op = opStructFieldHeadFloat32
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case opFloat64:
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fieldCode.op = opStructFieldHeadFloat64
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case opString:
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fieldCode.op = opStructFieldHeadString
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case opBool:
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fieldCode.op = opStructFieldHeadBool
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default:
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code = valueCode.beforeLastCode()
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if isOmitEmpty {
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fieldCode.op = opStructFieldHeadOmitEmpty
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switch valueCode.op {
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case opInt:
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fieldCode.op = opStructFieldHeadIntOmitEmpty
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case opInt8:
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fieldCode.op = opStructFieldHeadInt8OmitEmpty
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case opInt16:
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fieldCode.op = opStructFieldHeadInt16OmitEmpty
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case opInt32:
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fieldCode.op = opStructFieldHeadInt32OmitEmpty
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case opInt64:
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fieldCode.op = opStructFieldHeadInt64OmitEmpty
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case opUint:
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fieldCode.op = opStructFieldHeadUintOmitEmpty
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case opUint8:
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fieldCode.op = opStructFieldHeadUint8OmitEmpty
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case opUint16:
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fieldCode.op = opStructFieldHeadUint16OmitEmpty
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case opUint32:
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fieldCode.op = opStructFieldHeadUint32OmitEmpty
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case opUint64:
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fieldCode.op = opStructFieldHeadUint64OmitEmpty
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case opFloat32:
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fieldCode.op = opStructFieldHeadFloat32OmitEmpty
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case opFloat64:
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fieldCode.op = opStructFieldHeadFloat64OmitEmpty
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case opString:
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fieldCode.op = opStructFieldHeadStringOmitEmpty
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case opBool:
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fieldCode.op = opStructFieldHeadBoolOmitEmpty
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default:
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code = valueCode.beforeLastCode()
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}
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} else {
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fieldCode.op = opStructFieldHead
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switch valueCode.op {
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case opInt:
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fieldCode.op = opStructFieldHeadInt
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case opInt8:
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fieldCode.op = opStructFieldHeadInt8
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case opInt16:
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fieldCode.op = opStructFieldHeadInt16
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case opInt32:
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fieldCode.op = opStructFieldHeadInt32
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case opInt64:
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fieldCode.op = opStructFieldHeadInt64
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case opUint:
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fieldCode.op = opStructFieldHeadUint
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case opUint8:
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fieldCode.op = opStructFieldHeadUint8
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case opUint16:
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fieldCode.op = opStructFieldHeadUint16
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case opUint32:
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fieldCode.op = opStructFieldHeadUint32
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case opUint64:
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fieldCode.op = opStructFieldHeadUint64
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case opFloat32:
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fieldCode.op = opStructFieldHeadFloat32
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case opFloat64:
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fieldCode.op = opStructFieldHeadFloat64
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case opString:
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fieldCode.op = opStructFieldHeadString
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case opBool:
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fieldCode.op = opStructFieldHeadBool
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default:
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code = valueCode.beforeLastCode()
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}
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}
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} else {
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fieldCode.op = opStructField
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@ -365,43 +435,95 @@ func (e *Encoder) compileStruct(typ *rtype) (*opcode, error) {
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prevField.nextField = (*opcode)(unsafe.Pointer(fieldCode))
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prevField = fieldCode
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code = (*opcode)(unsafe.Pointer(fieldCode))
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switch valueCode.op {
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case opInt:
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fieldCode.op = opStructFieldInt
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case opInt8:
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fieldCode.op = opStructFieldInt8
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case opInt16:
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fieldCode.op = opStructFieldInt16
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case opInt32:
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fieldCode.op = opStructFieldInt32
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case opInt64:
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fieldCode.op = opStructFieldInt64
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case opUint:
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fieldCode.op = opStructFieldUint
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case opUint8:
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fieldCode.op = opStructFieldUint8
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case opUint16:
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fieldCode.op = opStructFieldUint16
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case opUint32:
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fieldCode.op = opStructFieldUint32
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case opUint64:
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fieldCode.op = opStructFieldUint64
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case opFloat32:
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fieldCode.op = opStructFieldFloat32
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case opFloat64:
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fieldCode.op = opStructFieldFloat64
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case opString:
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fieldCode.op = opStructFieldString
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case opBool:
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fieldCode.op = opStructFieldBool
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default:
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code = valueCode.beforeLastCode()
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if isOmitEmpty {
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fieldCode.op = opStructFieldOmitEmpty
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switch valueCode.op {
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case opInt:
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fieldCode.op = opStructFieldIntOmitEmpty
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case opInt8:
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fieldCode.op = opStructFieldInt8OmitEmpty
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case opInt16:
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fieldCode.op = opStructFieldInt16OmitEmpty
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case opInt32:
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fieldCode.op = opStructFieldInt32OmitEmpty
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case opInt64:
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fieldCode.op = opStructFieldInt64OmitEmpty
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case opUint:
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fieldCode.op = opStructFieldUintOmitEmpty
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case opUint8:
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fieldCode.op = opStructFieldUint8OmitEmpty
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case opUint16:
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fieldCode.op = opStructFieldUint16OmitEmpty
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case opUint32:
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fieldCode.op = opStructFieldUint32OmitEmpty
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case opUint64:
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fieldCode.op = opStructFieldUint64OmitEmpty
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case opFloat32:
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fieldCode.op = opStructFieldFloat32OmitEmpty
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case opFloat64:
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fieldCode.op = opStructFieldFloat64OmitEmpty
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case opString:
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fieldCode.op = opStructFieldStringOmitEmpty
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case opBool:
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fieldCode.op = opStructFieldBoolOmitEmpty
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default:
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code = valueCode.beforeLastCode()
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}
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} else {
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switch valueCode.op {
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case opInt:
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fieldCode.op = opStructFieldInt
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case opInt8:
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fieldCode.op = opStructFieldInt8
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case opInt16:
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fieldCode.op = opStructFieldInt16
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case opInt32:
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fieldCode.op = opStructFieldInt32
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case opInt64:
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fieldCode.op = opStructFieldInt64
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case opUint:
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fieldCode.op = opStructFieldUint
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case opUint8:
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fieldCode.op = opStructFieldUint8
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case opUint16:
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fieldCode.op = opStructFieldUint16
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case opUint32:
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fieldCode.op = opStructFieldUint32
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case opUint64:
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fieldCode.op = opStructFieldUint64
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case opFloat32:
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fieldCode.op = opStructFieldFloat32
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case opFloat64:
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fieldCode.op = opStructFieldFloat64
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case opString:
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fieldCode.op = opStructFieldString
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case opBool:
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fieldCode.op = opStructFieldBool
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default:
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code = valueCode.beforeLastCode()
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}
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}
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}
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prevField.nextField = newEndOp()
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fieldIdx++
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}
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structEndCode := newOpCode(opStructEnd, nil, nil)
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if prevField != nil && prevField.nextField == nil {
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prevField.nextField = structEndCode
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}
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// no struct field
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if head == nil {
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head = &structFieldCode{
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opcodeHeader: &opcodeHeader{
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op: opStructFieldHead,
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typ: typ,
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},
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nextField: structEndCode,
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}
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code = (*opcode)(unsafe.Pointer(head))
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}
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head.end = structEndCode
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code.next = structEndCode
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structEndCode.next = newEndOp()
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155
encode_opcode.go
155
encode_opcode.go
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@ -37,6 +37,8 @@ const (
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opMapKey
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opMapValue
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opMapEnd
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// StructFieldHead
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opStructFieldHead
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opStructFieldHeadInt
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opStructFieldHeadInt8
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@ -52,6 +54,25 @@ const (
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opStructFieldHeadFloat64
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opStructFieldHeadString
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opStructFieldHeadBool
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// StructFieldHead with omitempty
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opStructFieldHeadOmitEmpty
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opStructFieldHeadIntOmitEmpty
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opStructFieldHeadInt8OmitEmpty
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opStructFieldHeadInt16OmitEmpty
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opStructFieldHeadInt32OmitEmpty
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opStructFieldHeadInt64OmitEmpty
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opStructFieldHeadUintOmitEmpty
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opStructFieldHeadUint8OmitEmpty
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opStructFieldHeadUint16OmitEmpty
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opStructFieldHeadUint32OmitEmpty
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opStructFieldHeadUint64OmitEmpty
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opStructFieldHeadFloat32OmitEmpty
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opStructFieldHeadFloat64OmitEmpty
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opStructFieldHeadStringOmitEmpty
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opStructFieldHeadBoolOmitEmpty
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// StructFieldHead for pointer structure
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opStructFieldPtrHead
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opStructFieldPtrHeadInt
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opStructFieldPtrHeadInt8
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@ -67,6 +88,25 @@ const (
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opStructFieldPtrHeadFloat64
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opStructFieldPtrHeadString
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opStructFieldPtrHeadBool
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// StructFieldPtrHead with omitempty
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opStructFieldPtrHeadOmitEmpty
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opStructFieldPtrHeadIntOmitEmpty
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opStructFieldPtrHeadInt8OmitEmpty
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opStructFieldPtrHeadInt16OmitEmpty
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opStructFieldPtrHeadInt32OmitEmpty
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opStructFieldPtrHeadInt64OmitEmpty
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opStructFieldPtrHeadUintOmitEmpty
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opStructFieldPtrHeadUint8OmitEmpty
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opStructFieldPtrHeadUint16OmitEmpty
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opStructFieldPtrHeadUint32OmitEmpty
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opStructFieldPtrHeadUint64OmitEmpty
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opStructFieldPtrHeadFloat32OmitEmpty
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opStructFieldPtrHeadFloat64OmitEmpty
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opStructFieldPtrHeadStringOmitEmpty
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opStructFieldPtrHeadBoolOmitEmpty
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// StructField
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opStructField
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opStructFieldInt
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opStructFieldInt8
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@ -82,6 +122,24 @@ const (
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opStructFieldFloat64
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opStructFieldString
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opStructFieldBool
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// StructField with omitempty
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opStructFieldOmitEmpty
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opStructFieldIntOmitEmpty
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opStructFieldInt8OmitEmpty
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opStructFieldInt16OmitEmpty
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opStructFieldInt32OmitEmpty
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opStructFieldInt64OmitEmpty
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opStructFieldUintOmitEmpty
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opStructFieldUint8OmitEmpty
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opStructFieldUint16OmitEmpty
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opStructFieldUint32OmitEmpty
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opStructFieldUint64OmitEmpty
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opStructFieldFloat32OmitEmpty
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opStructFieldFloat64OmitEmpty
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opStructFieldStringOmitEmpty
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opStructFieldBoolOmitEmpty
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opStructEnd
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)
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@ -141,6 +199,7 @@ func (t opType) String() string {
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return "MAP_VALUE"
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case opMapEnd:
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return "MAP_END"
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case opStructFieldHead:
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return "STRUCT_FIELD_HEAD"
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case opStructFieldHeadInt:
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@ -171,6 +230,38 @@ func (t opType) String() string {
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return "STRUCT_FIELD_HEAD_STRING"
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case opStructFieldHeadBool:
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return "STRUCT_FIELD_HEAD_BOOL"
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case opStructFieldHeadOmitEmpty:
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return "STRUCT_FIELD_HEAD_OMIT_EMPTY"
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case opStructFieldHeadIntOmitEmpty:
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return "STRUCT_FIELD_HEAD_INT_OMIT_EMPTY"
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case opStructFieldHeadInt8OmitEmpty:
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return "STRUCT_FIELD_HEAD_INT8_OMIT_EMPTY"
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case opStructFieldHeadInt16OmitEmpty:
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return "STRUCT_FIELD_HEAD_INT16_OMIT_EMPTY"
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case opStructFieldHeadInt32OmitEmpty:
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return "STRUCT_FIELD_HEAD_INT32_OMIT_EMPTY"
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case opStructFieldHeadInt64OmitEmpty:
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return "STRUCT_FIELD_HEAD_INT64_OMIT_EMPTY"
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case opStructFieldHeadUintOmitEmpty:
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return "STRUCT_FIELD_HEAD_UINT_OMIT_EMPTY"
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case opStructFieldHeadUint8OmitEmpty:
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return "STRUCT_FIELD_HEAD_UINT8_OMIT_EMPTY"
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case opStructFieldHeadUint16OmitEmpty:
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return "STRUCT_FIELD_HEAD_UINT16_OMIT_EMPTY"
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case opStructFieldHeadUint32OmitEmpty:
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return "STRUCT_FIELD_HEAD_UINT32_OMIT_EMPTY"
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case opStructFieldHeadUint64OmitEmpty:
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return "STRUCT_FIELD_HEAD_UINT64_OMIT_EMPTY"
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case opStructFieldHeadFloat32OmitEmpty:
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return "STRUCT_FIELD_HEAD_FLOAT32_OMIT_EMPTY"
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case opStructFieldHeadFloat64OmitEmpty:
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return "STRUCT_FIELD_HEAD_FLOAT64_OMIT_EMPTY"
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case opStructFieldHeadStringOmitEmpty:
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return "STRUCT_FIELD_HEAD_STRING_OMIT_EMPTY"
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case opStructFieldHeadBoolOmitEmpty:
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return "STRUCT_FIELD_HEAD_BOOL_OMIT_EMPTY"
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case opStructFieldPtrHead:
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return "STRUCT_FIELD_PTR_HEAD"
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case opStructFieldPtrHeadInt:
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@ -201,6 +292,38 @@ func (t opType) String() string {
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return "STRUCT_FIELD_PTR_HEAD_STRING"
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case opStructFieldPtrHeadBool:
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return "STRUCT_FIELD_PTR_HEAD_BOOL"
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case opStructFieldPtrHeadOmitEmpty:
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return "STRUCT_FIELD_PTR_HEAD_OMIT_EMPTY"
|
||||
case opStructFieldPtrHeadIntOmitEmpty:
|
||||
return "STRUCT_FIELD_PTR_HEAD_INT_OMIT_EMPTY"
|
||||
case opStructFieldPtrHeadInt8OmitEmpty:
|
||||
return "STRUCT_FIELD_PTR_HEAD_INT8_OMIT_EMPTY"
|
||||
case opStructFieldPtrHeadInt16OmitEmpty:
|
||||
return "STRUCT_FIELD_PTR_HEAD_INT16_OMIT_EMPTY"
|
||||
case opStructFieldPtrHeadInt32OmitEmpty:
|
||||
return "STRUCT_FIELD_PTR_HEAD_INT32_OMIT_EMPTY"
|
||||
case opStructFieldPtrHeadInt64OmitEmpty:
|
||||
return "STRUCT_FIELD_PTR_HEAD_INT64_OMIT_EMPTY"
|
||||
case opStructFieldPtrHeadUintOmitEmpty:
|
||||
return "STRUCT_FIELD_PTR_HEAD_UINT_OMIT_EMPTY"
|
||||
case opStructFieldPtrHeadUint8OmitEmpty:
|
||||
return "STRUCT_FIELD_PTR_HEAD_UINT8_OMIT_EMPTY"
|
||||
case opStructFieldPtrHeadUint16OmitEmpty:
|
||||
return "STRUCT_FIELD_PTR_HEAD_UINT16_OMIT_EMPTY"
|
||||
case opStructFieldPtrHeadUint32OmitEmpty:
|
||||
return "STRUCT_FIELD_PTR_HEAD_UINT32_OMIT_EMPTY"
|
||||
case opStructFieldPtrHeadUint64OmitEmpty:
|
||||
return "STRUCT_FIELD_PTR_HEAD_UINT64_OMIT_EMPTY"
|
||||
case opStructFieldPtrHeadFloat32OmitEmpty:
|
||||
return "STRUCT_FIELD_PTR_HEAD_FLOAT32_OMIT_EMPTY"
|
||||
case opStructFieldPtrHeadFloat64OmitEmpty:
|
||||
return "STRUCT_FIELD_PTR_HEAD_FLOAT64_OMIT_EMPTY"
|
||||
case opStructFieldPtrHeadStringOmitEmpty:
|
||||
return "STRUCT_FIELD_PTR_HEAD_STRING_OMIT_EMPTY"
|
||||
case opStructFieldPtrHeadBoolOmitEmpty:
|
||||
return "STRUCT_FIELD_PTR_HEAD_BOOL_OMIT_EMPTY"
|
||||
|
||||
case opStructField:
|
||||
return "STRUCT_FIELD"
|
||||
case opStructFieldInt:
|
||||
|
|
@ -231,6 +354,38 @@ func (t opType) String() string {
|
|||
return "STRUCT_FIELD_STRING"
|
||||
case opStructFieldBool:
|
||||
return "STRUCT_FIELD_BOOL"
|
||||
|
||||
case opStructFieldOmitEmpty:
|
||||
return "STRUCT_FIELD_OMIT_EMPTY"
|
||||
case opStructFieldIntOmitEmpty:
|
||||
return "STRUCT_FIELD_INT_OMIT_EMPTY"
|
||||
case opStructFieldInt8OmitEmpty:
|
||||
return "STRUCT_FIELD_INT8_OMIT_EMPTY"
|
||||
case opStructFieldInt16OmitEmpty:
|
||||
return "STRUCT_FIELD_INT16_OMIT_EMPTY"
|
||||
case opStructFieldInt32OmitEmpty:
|
||||
return "STRUCT_FIELD_INT32_OMIT_EMPTY"
|
||||
case opStructFieldInt64OmitEmpty:
|
||||
return "STRUCT_FIELD_INT64_OMIT_EMPTY"
|
||||
case opStructFieldUintOmitEmpty:
|
||||
return "STRUCT_FIELD_UINT_OMIT_EMPTY"
|
||||
case opStructFieldUint8OmitEmpty:
|
||||
return "STRUCT_FIELD_UINT8_OMIT_EMPTY"
|
||||
case opStructFieldUint16OmitEmpty:
|
||||
return "STRUCT_FIELD_UINT16_OMIT_EMPTY"
|
||||
case opStructFieldUint32OmitEmpty:
|
||||
return "STRUCT_FIELD_UINT32_OMIT_EMPTY"
|
||||
case opStructFieldUint64OmitEmpty:
|
||||
return "STRUCT_FIELD_UINT64_OMIT_EMPTY"
|
||||
case opStructFieldFloat32OmitEmpty:
|
||||
return "STRUCT_FIELD_FLOAT32_OMIT_EMPTY"
|
||||
case opStructFieldFloat64OmitEmpty:
|
||||
return "STRUCT_FIELD_FLOAT64_OMIT_EMPTY"
|
||||
case opStructFieldStringOmitEmpty:
|
||||
return "STRUCT_FIELD_STRING_OMIT_EMPTY"
|
||||
case opStructFieldBoolOmitEmpty:
|
||||
return "STRUCT_FIELD_BOOL_OMIT_EMPTY"
|
||||
|
||||
case opStructEnd:
|
||||
return "STRUCT_END"
|
||||
}
|
||||
|
|
|
|||
|
|
@ -91,6 +91,72 @@ func Test_Encoder(t *testing.T) {
|
|||
})
|
||||
assertErr(t, err)
|
||||
assertEq(t, "struct", `{"a":-1,"b":1,"c":"hello world"}`, string(bytes))
|
||||
t.Run("null", func(t *testing.T) {
|
||||
type T struct {
|
||||
A *struct{} `json:"a"`
|
||||
}
|
||||
var v T
|
||||
bytes, err := json.Marshal(&v)
|
||||
assertErr(t, err)
|
||||
assertEq(t, "struct", `{"a":null}`, string(bytes))
|
||||
})
|
||||
t.Run("omitempty", func(t *testing.T) {
|
||||
type T struct {
|
||||
A int `json:",omitempty"`
|
||||
B int8 `json:",omitempty"`
|
||||
C int16 `json:",omitempty"`
|
||||
D int32 `json:",omitempty"`
|
||||
E int64 `json:",omitempty"`
|
||||
F uint `json:",omitempty"`
|
||||
G uint8 `json:",omitempty"`
|
||||
H uint16 `json:",omitempty"`
|
||||
I uint32 `json:",omitempty"`
|
||||
J uint64 `json:",omitempty"`
|
||||
K float32 `json:",omitempty"`
|
||||
L float64 `json:",omitempty"`
|
||||
O string `json:",omitempty"`
|
||||
P bool `json:",omitempty"`
|
||||
Q []int `json:",omitempty"`
|
||||
R map[string]interface{} `json:",omitempty"`
|
||||
S *struct{} `json:",omitempty"`
|
||||
T int `json:"t,omitempty"`
|
||||
}
|
||||
var v T
|
||||
v.T = 1
|
||||
bytes, err := json.Marshal(&v)
|
||||
assertErr(t, err)
|
||||
assertEq(t, "struct", `{"t":1}`, string(bytes))
|
||||
})
|
||||
t.Run("head_omitempty", func(t *testing.T) {
|
||||
type T struct {
|
||||
A *struct{} `json:"a,omitempty"`
|
||||
}
|
||||
var v T
|
||||
bytes, err := json.Marshal(&v)
|
||||
assertErr(t, err)
|
||||
assertEq(t, "struct", `{}`, string(bytes))
|
||||
})
|
||||
t.Run("pointer_head_omitempty", func(t *testing.T) {
|
||||
type V struct{}
|
||||
type U struct {
|
||||
B *V `json:"b,omitempty"`
|
||||
}
|
||||
type T struct {
|
||||
A *U `json:"a"`
|
||||
}
|
||||
bytes, err := json.Marshal(&T{A: &U{}})
|
||||
assertErr(t, err)
|
||||
assertEq(t, "struct", `{"a":{}}`, string(bytes))
|
||||
})
|
||||
t.Run("head_int_omitempty", func(t *testing.T) {
|
||||
type T struct {
|
||||
A int `json:"a,omitempty"`
|
||||
}
|
||||
var v T
|
||||
bytes, err := json.Marshal(&v)
|
||||
assertErr(t, err)
|
||||
assertEq(t, "struct", `{}`, string(bytes))
|
||||
})
|
||||
})
|
||||
t.Run("slice", func(t *testing.T) {
|
||||
t.Run("[]int", func(t *testing.T) {
|
||||
|
|
|
|||
534
encode_vm.go
534
encode_vm.go
|
|
@ -171,14 +171,16 @@ func (e *Encoder) run(code *opcode) error {
|
|||
mapiternext(c.iter)
|
||||
code = c.next
|
||||
case opStructFieldPtrHead:
|
||||
code.ptr = e.ptrToPtr(code.ptr)
|
||||
if code.ptr != 0 {
|
||||
code.ptr = e.ptrToPtr(code.ptr)
|
||||
}
|
||||
fallthrough
|
||||
case opStructFieldHead:
|
||||
field := code.toStructFieldCode()
|
||||
ptr := field.ptr
|
||||
if ptr == 0 {
|
||||
e.encodeString("null")
|
||||
code = field.end
|
||||
code = field.end.next
|
||||
} else {
|
||||
e.encodeByte('{')
|
||||
e.encodeBytes(field.key)
|
||||
|
|
@ -410,6 +412,352 @@ func (e *Encoder) run(code *opcode) error {
|
|||
field.nextField.ptr = field.ptr
|
||||
code = field.next
|
||||
}
|
||||
|
||||
case opStructFieldPtrHeadOmitEmpty:
|
||||
if code.ptr != 0 {
|
||||
code.ptr = e.ptrToPtr(code.ptr)
|
||||
}
|
||||
fallthrough
|
||||
case opStructFieldHeadOmitEmpty:
|
||||
field := code.toStructFieldCode()
|
||||
ptr := field.ptr
|
||||
if ptr == 0 {
|
||||
e.encodeString("null")
|
||||
code = field.end.next
|
||||
} else {
|
||||
e.encodeByte('{')
|
||||
p := ptr + field.offset
|
||||
if p == 0 || *(*uintptr)(unsafe.Pointer(p)) == 0 {
|
||||
code = field.nextField
|
||||
} else {
|
||||
e.encodeBytes(field.key)
|
||||
code = field.next
|
||||
code.ptr = p
|
||||
}
|
||||
field.nextField.ptr = field.ptr
|
||||
}
|
||||
case opStructFieldPtrHeadIntOmitEmpty:
|
||||
if code.ptr != 0 {
|
||||
code.ptr = e.ptrToPtr(code.ptr)
|
||||
}
|
||||
fallthrough
|
||||
case opStructFieldHeadIntOmitEmpty:
|
||||
field := code.toStructFieldCode()
|
||||
ptr := field.ptr
|
||||
if ptr == 0 {
|
||||
e.encodeString("null")
|
||||
code = field.end.next
|
||||
} else {
|
||||
e.encodeByte('{')
|
||||
v := e.ptrToInt(ptr + field.offset)
|
||||
if v == 0 {
|
||||
code = field.nextField
|
||||
} else {
|
||||
e.encodeBytes(field.key)
|
||||
e.encodeInt(v)
|
||||
code = field.next
|
||||
}
|
||||
field.nextField.ptr = field.ptr
|
||||
}
|
||||
case opStructFieldPtrHeadInt8OmitEmpty:
|
||||
if code.ptr != 0 {
|
||||
code.ptr = e.ptrToPtr(code.ptr)
|
||||
}
|
||||
fallthrough
|
||||
case opStructFieldHeadInt8OmitEmpty:
|
||||
field := code.toStructFieldCode()
|
||||
ptr := field.ptr
|
||||
if ptr == 0 {
|
||||
e.encodeString("null")
|
||||
code = field.end.next
|
||||
} else {
|
||||
e.encodeByte('{')
|
||||
v := e.ptrToInt8(ptr + field.offset)
|
||||
if v == 0 {
|
||||
code = field.nextField
|
||||
} else {
|
||||
e.encodeBytes(field.key)
|
||||
e.encodeInt8(v)
|
||||
code = field.next
|
||||
}
|
||||
field.nextField.ptr = field.ptr
|
||||
}
|
||||
case opStructFieldPtrHeadInt16OmitEmpty:
|
||||
if code.ptr != 0 {
|
||||
code.ptr = e.ptrToPtr(code.ptr)
|
||||
}
|
||||
fallthrough
|
||||
case opStructFieldHeadInt16OmitEmpty:
|
||||
field := code.toStructFieldCode()
|
||||
ptr := field.ptr
|
||||
if ptr == 0 {
|
||||
e.encodeString("null")
|
||||
code = field.end.next
|
||||
} else {
|
||||
e.encodeByte('{')
|
||||
v := e.ptrToInt16(ptr + field.offset)
|
||||
if v == 0 {
|
||||
code = field.nextField
|
||||
} else {
|
||||
e.encodeBytes(field.key)
|
||||
e.encodeInt16(v)
|
||||
code = field.next
|
||||
}
|
||||
field.nextField.ptr = field.ptr
|
||||
}
|
||||
case opStructFieldPtrHeadInt32OmitEmpty:
|
||||
if code.ptr != 0 {
|
||||
code.ptr = e.ptrToPtr(code.ptr)
|
||||
}
|
||||
fallthrough
|
||||
case opStructFieldHeadInt32OmitEmpty:
|
||||
field := code.toStructFieldCode()
|
||||
ptr := field.ptr
|
||||
if ptr == 0 {
|
||||
e.encodeString("null")
|
||||
code = field.end.next
|
||||
} else {
|
||||
e.encodeByte('{')
|
||||
v := e.ptrToInt32(ptr + field.offset)
|
||||
if v == 0 {
|
||||
code = field.nextField
|
||||
} else {
|
||||
e.encodeBytes(field.key)
|
||||
e.encodeInt32(v)
|
||||
code = field.next
|
||||
}
|
||||
field.nextField.ptr = field.ptr
|
||||
}
|
||||
case opStructFieldPtrHeadInt64OmitEmpty:
|
||||
if code.ptr != 0 {
|
||||
code.ptr = e.ptrToPtr(code.ptr)
|
||||
}
|
||||
fallthrough
|
||||
case opStructFieldHeadInt64OmitEmpty:
|
||||
field := code.toStructFieldCode()
|
||||
ptr := field.ptr
|
||||
if ptr == 0 {
|
||||
e.encodeString("null")
|
||||
code = field.end.next
|
||||
} else {
|
||||
e.encodeByte('{')
|
||||
v := e.ptrToInt64(ptr + field.offset)
|
||||
if v == 0 {
|
||||
code = field.nextField
|
||||
} else {
|
||||
e.encodeBytes(field.key)
|
||||
e.encodeInt64(v)
|
||||
code = field.next
|
||||
}
|
||||
field.nextField.ptr = field.ptr
|
||||
}
|
||||
case opStructFieldPtrHeadUintOmitEmpty:
|
||||
if code.ptr != 0 {
|
||||
code.ptr = e.ptrToPtr(code.ptr)
|
||||
}
|
||||
fallthrough
|
||||
case opStructFieldHeadUintOmitEmpty:
|
||||
field := code.toStructFieldCode()
|
||||
ptr := field.ptr
|
||||
if ptr == 0 {
|
||||
e.encodeString("null")
|
||||
code = field.end.next
|
||||
} else {
|
||||
e.encodeByte('{')
|
||||
v := e.ptrToUint(ptr + field.offset)
|
||||
if v == 0 {
|
||||
code = field.nextField
|
||||
} else {
|
||||
e.encodeBytes(field.key)
|
||||
e.encodeUint(v)
|
||||
code = field.next
|
||||
}
|
||||
field.nextField.ptr = field.ptr
|
||||
}
|
||||
case opStructFieldPtrHeadUint8OmitEmpty:
|
||||
if code.ptr != 0 {
|
||||
code.ptr = e.ptrToPtr(code.ptr)
|
||||
}
|
||||
fallthrough
|
||||
case opStructFieldHeadUint8OmitEmpty:
|
||||
field := code.toStructFieldCode()
|
||||
ptr := field.ptr
|
||||
if ptr == 0 {
|
||||
e.encodeString("null")
|
||||
code = field.end.next
|
||||
} else {
|
||||
e.encodeByte('{')
|
||||
v := e.ptrToUint8(ptr + field.offset)
|
||||
if v == 0 {
|
||||
code = field.nextField
|
||||
} else {
|
||||
e.encodeBytes(field.key)
|
||||
e.encodeUint8(v)
|
||||
code = field.next
|
||||
}
|
||||
field.nextField.ptr = field.ptr
|
||||
}
|
||||
case opStructFieldPtrHeadUint16OmitEmpty:
|
||||
if code.ptr != 0 {
|
||||
code.ptr = e.ptrToPtr(code.ptr)
|
||||
}
|
||||
fallthrough
|
||||
case opStructFieldHeadUint16OmitEmpty:
|
||||
field := code.toStructFieldCode()
|
||||
ptr := field.ptr
|
||||
if ptr == 0 {
|
||||
e.encodeString("null")
|
||||
code = field.end.next
|
||||
} else {
|
||||
e.encodeByte('{')
|
||||
v := e.ptrToUint16(ptr + field.offset)
|
||||
if v == 0 {
|
||||
code = field.nextField
|
||||
} else {
|
||||
e.encodeBytes(field.key)
|
||||
e.encodeUint16(v)
|
||||
code = field.next
|
||||
}
|
||||
field.nextField.ptr = field.ptr
|
||||
}
|
||||
case opStructFieldPtrHeadUint32OmitEmpty:
|
||||
if code.ptr != 0 {
|
||||
code.ptr = e.ptrToPtr(code.ptr)
|
||||
}
|
||||
fallthrough
|
||||
case opStructFieldHeadUint32OmitEmpty:
|
||||
field := code.toStructFieldCode()
|
||||
ptr := field.ptr
|
||||
if ptr == 0 {
|
||||
e.encodeString("null")
|
||||
code = field.end.next
|
||||
} else {
|
||||
e.encodeByte('{')
|
||||
v := e.ptrToUint32(ptr + field.offset)
|
||||
if v == 0 {
|
||||
code = field.nextField
|
||||
} else {
|
||||
e.encodeBytes(field.key)
|
||||
e.encodeUint32(v)
|
||||
code = field.next
|
||||
}
|
||||
field.nextField.ptr = field.ptr
|
||||
}
|
||||
case opStructFieldPtrHeadUint64OmitEmpty:
|
||||
if code.ptr != 0 {
|
||||
code.ptr = e.ptrToPtr(code.ptr)
|
||||
}
|
||||
fallthrough
|
||||
case opStructFieldHeadUint64OmitEmpty:
|
||||
field := code.toStructFieldCode()
|
||||
ptr := field.ptr
|
||||
if ptr == 0 {
|
||||
e.encodeString("null")
|
||||
code = field.end.next
|
||||
} else {
|
||||
e.encodeByte('{')
|
||||
v := e.ptrToUint64(ptr + field.offset)
|
||||
if v == 0 {
|
||||
code = field.nextField
|
||||
} else {
|
||||
e.encodeBytes(field.key)
|
||||
e.encodeUint64(v)
|
||||
code = field.next
|
||||
}
|
||||
field.nextField.ptr = field.ptr
|
||||
}
|
||||
case opStructFieldPtrHeadFloat32OmitEmpty:
|
||||
if code.ptr != 0 {
|
||||
code.ptr = e.ptrToPtr(code.ptr)
|
||||
}
|
||||
fallthrough
|
||||
case opStructFieldHeadFloat32OmitEmpty:
|
||||
field := code.toStructFieldCode()
|
||||
ptr := field.ptr
|
||||
if ptr == 0 {
|
||||
e.encodeString("null")
|
||||
code = field.end.next
|
||||
} else {
|
||||
e.encodeByte('{')
|
||||
v := e.ptrToFloat32(ptr + field.offset)
|
||||
if v == 0 {
|
||||
code = field.nextField
|
||||
} else {
|
||||
e.encodeBytes(field.key)
|
||||
e.encodeFloat32(v)
|
||||
code = field.next
|
||||
}
|
||||
field.nextField.ptr = field.ptr
|
||||
}
|
||||
case opStructFieldPtrHeadFloat64OmitEmpty:
|
||||
if code.ptr != 0 {
|
||||
code.ptr = e.ptrToPtr(code.ptr)
|
||||
}
|
||||
fallthrough
|
||||
case opStructFieldHeadFloat64OmitEmpty:
|
||||
field := code.toStructFieldCode()
|
||||
ptr := field.ptr
|
||||
if ptr == 0 {
|
||||
e.encodeString("null")
|
||||
code = field.end.next
|
||||
} else {
|
||||
e.encodeByte('{')
|
||||
v := e.ptrToFloat64(ptr + field.offset)
|
||||
if v == 0 {
|
||||
code = field.nextField
|
||||
} else {
|
||||
e.encodeBytes(field.key)
|
||||
e.encodeFloat64(v)
|
||||
code = field.next
|
||||
}
|
||||
field.nextField.ptr = field.ptr
|
||||
}
|
||||
case opStructFieldPtrHeadStringOmitEmpty:
|
||||
if code.ptr != 0 {
|
||||
code.ptr = e.ptrToPtr(code.ptr)
|
||||
}
|
||||
fallthrough
|
||||
case opStructFieldHeadStringOmitEmpty:
|
||||
field := code.toStructFieldCode()
|
||||
ptr := field.ptr
|
||||
if ptr == 0 {
|
||||
e.encodeString("null")
|
||||
code = field.end.next
|
||||
} else {
|
||||
e.encodeByte('{')
|
||||
v := e.ptrToString(ptr + field.offset)
|
||||
if v == "" {
|
||||
code = field.nextField
|
||||
} else {
|
||||
e.encodeBytes(field.key)
|
||||
e.encodeEscapedString(v)
|
||||
code = field.next
|
||||
}
|
||||
field.nextField.ptr = field.ptr
|
||||
}
|
||||
case opStructFieldPtrHeadBoolOmitEmpty:
|
||||
if code.ptr != 0 {
|
||||
code.ptr = e.ptrToPtr(code.ptr)
|
||||
}
|
||||
fallthrough
|
||||
case opStructFieldHeadBoolOmitEmpty:
|
||||
field := code.toStructFieldCode()
|
||||
ptr := field.ptr
|
||||
if ptr == 0 {
|
||||
e.encodeString("null")
|
||||
code = field.end.next
|
||||
} else {
|
||||
e.encodeByte('{')
|
||||
v := e.ptrToBool(ptr + field.offset)
|
||||
if !v {
|
||||
code = field.nextField
|
||||
} else {
|
||||
e.encodeBytes(field.key)
|
||||
e.encodeBool(v)
|
||||
code = field.next
|
||||
}
|
||||
field.nextField.ptr = field.ptr
|
||||
}
|
||||
case opStructField:
|
||||
e.encodeByte(',')
|
||||
c := code.toStructFieldCode()
|
||||
|
|
@ -515,6 +863,188 @@ func (e *Encoder) run(code *opcode) error {
|
|||
e.encodeBytes(c.key)
|
||||
e.encodeBool(e.ptrToBool(c.ptr + c.offset))
|
||||
code = code.next
|
||||
case opStructFieldOmitEmpty:
|
||||
c := code.toStructFieldCode()
|
||||
p := c.ptr + c.offset
|
||||
if p == 0 || *(*uintptr)(unsafe.Pointer(p)) == 0 {
|
||||
code = c.nextField
|
||||
} else {
|
||||
if e.buf[len(e.buf)-1] != '{' {
|
||||
e.encodeByte(',')
|
||||
}
|
||||
e.encodeBytes(c.key)
|
||||
code = code.next
|
||||
code.ptr = p
|
||||
}
|
||||
c.nextField.ptr = c.ptr
|
||||
case opStructFieldIntOmitEmpty:
|
||||
c := code.toStructFieldCode()
|
||||
v := e.ptrToInt(c.ptr + c.offset)
|
||||
if v != 0 {
|
||||
if e.buf[len(e.buf)-1] != '{' {
|
||||
e.encodeByte(',')
|
||||
}
|
||||
e.encodeBytes(c.key)
|
||||
e.encodeInt(v)
|
||||
}
|
||||
code = code.next
|
||||
code.ptr = c.ptr
|
||||
case opStructFieldInt8OmitEmpty:
|
||||
c := code.toStructFieldCode()
|
||||
v := e.ptrToInt8(c.ptr + c.offset)
|
||||
if v != 0 {
|
||||
if e.buf[len(e.buf)-1] != '{' {
|
||||
e.encodeByte(',')
|
||||
}
|
||||
e.encodeBytes(c.key)
|
||||
e.encodeInt8(v)
|
||||
}
|
||||
code = code.next
|
||||
code.ptr = c.ptr
|
||||
case opStructFieldInt16OmitEmpty:
|
||||
c := code.toStructFieldCode()
|
||||
v := e.ptrToInt16(c.ptr + c.offset)
|
||||
if v != 0 {
|
||||
if e.buf[len(e.buf)-1] != '{' {
|
||||
e.encodeByte(',')
|
||||
}
|
||||
e.encodeBytes(c.key)
|
||||
e.encodeInt16(v)
|
||||
}
|
||||
code = code.next
|
||||
code.ptr = c.ptr
|
||||
case opStructFieldInt32OmitEmpty:
|
||||
c := code.toStructFieldCode()
|
||||
v := e.ptrToInt32(c.ptr + c.offset)
|
||||
if v != 0 {
|
||||
if e.buf[len(e.buf)-1] != '{' {
|
||||
e.encodeByte(',')
|
||||
}
|
||||
e.encodeBytes(c.key)
|
||||
e.encodeInt32(v)
|
||||
}
|
||||
code = code.next
|
||||
code.ptr = c.ptr
|
||||
case opStructFieldInt64OmitEmpty:
|
||||
c := code.toStructFieldCode()
|
||||
v := e.ptrToInt64(c.ptr + c.offset)
|
||||
if v != 0 {
|
||||
if e.buf[len(e.buf)-1] != '{' {
|
||||
e.encodeByte(',')
|
||||
}
|
||||
e.encodeBytes(c.key)
|
||||
e.encodeInt64(v)
|
||||
}
|
||||
code = code.next
|
||||
code.ptr = c.ptr
|
||||
case opStructFieldUintOmitEmpty:
|
||||
c := code.toStructFieldCode()
|
||||
v := e.ptrToUint(c.ptr + c.offset)
|
||||
if v != 0 {
|
||||
if e.buf[len(e.buf)-1] != '{' {
|
||||
e.encodeByte(',')
|
||||
}
|
||||
e.encodeBytes(c.key)
|
||||
e.encodeUint(v)
|
||||
}
|
||||
code = code.next
|
||||
code.ptr = c.ptr
|
||||
case opStructFieldUint8OmitEmpty:
|
||||
c := code.toStructFieldCode()
|
||||
v := e.ptrToUint8(c.ptr + c.offset)
|
||||
if v != 0 {
|
||||
if e.buf[len(e.buf)-1] != '{' {
|
||||
e.encodeByte(',')
|
||||
}
|
||||
e.encodeBytes(c.key)
|
||||
e.encodeUint8(v)
|
||||
}
|
||||
code = code.next
|
||||
code.ptr = c.ptr
|
||||
case opStructFieldUint16OmitEmpty:
|
||||
c := code.toStructFieldCode()
|
||||
v := e.ptrToUint16(c.ptr + c.offset)
|
||||
if v != 0 {
|
||||
if e.buf[len(e.buf)-1] != '{' {
|
||||
e.encodeByte(',')
|
||||
}
|
||||
e.encodeBytes(c.key)
|
||||
e.encodeUint16(v)
|
||||
}
|
||||
code = code.next
|
||||
code.ptr = c.ptr
|
||||
case opStructFieldUint32OmitEmpty:
|
||||
c := code.toStructFieldCode()
|
||||
v := e.ptrToUint32(c.ptr + c.offset)
|
||||
if v != 0 {
|
||||
if e.buf[len(e.buf)-1] != '{' {
|
||||
e.encodeByte(',')
|
||||
}
|
||||
e.encodeBytes(c.key)
|
||||
e.encodeUint32(v)
|
||||
}
|
||||
code = code.next
|
||||
code.ptr = c.ptr
|
||||
case opStructFieldUint64OmitEmpty:
|
||||
c := code.toStructFieldCode()
|
||||
v := e.ptrToUint64(c.ptr + c.offset)
|
||||
if v != 0 {
|
||||
if e.buf[len(e.buf)-1] != '{' {
|
||||
e.encodeByte(',')
|
||||
}
|
||||
e.encodeBytes(c.key)
|
||||
e.encodeUint64(v)
|
||||
}
|
||||
code = code.next
|
||||
code.ptr = c.ptr
|
||||
case opStructFieldFloat32OmitEmpty:
|
||||
c := code.toStructFieldCode()
|
||||
v := e.ptrToFloat32(c.ptr + c.offset)
|
||||
if v != 0 {
|
||||
if e.buf[len(e.buf)-1] != '{' {
|
||||
e.encodeByte(',')
|
||||
}
|
||||
e.encodeBytes(c.key)
|
||||
e.encodeFloat32(v)
|
||||
}
|
||||
code = code.next
|
||||
code.ptr = c.ptr
|
||||
case opStructFieldFloat64OmitEmpty:
|
||||
c := code.toStructFieldCode()
|
||||
v := e.ptrToFloat64(c.ptr + c.offset)
|
||||
if v != 0 {
|
||||
if e.buf[len(e.buf)-1] != '{' {
|
||||
e.encodeByte(',')
|
||||
}
|
||||
e.encodeBytes(c.key)
|
||||
e.encodeFloat64(v)
|
||||
}
|
||||
code = code.next
|
||||
code.ptr = c.ptr
|
||||
case opStructFieldStringOmitEmpty:
|
||||
c := code.toStructFieldCode()
|
||||
v := e.ptrToString(c.ptr + c.offset)
|
||||
if v != "" {
|
||||
if e.buf[len(e.buf)-1] != '{' {
|
||||
e.encodeByte(',')
|
||||
}
|
||||
e.encodeBytes(c.key)
|
||||
e.encodeEscapedString(v)
|
||||
}
|
||||
code = code.next
|
||||
code.ptr = c.ptr
|
||||
case opStructFieldBoolOmitEmpty:
|
||||
c := code.toStructFieldCode()
|
||||
v := e.ptrToBool(c.ptr + c.offset)
|
||||
if v {
|
||||
if e.buf[len(e.buf)-1] != '{' {
|
||||
e.encodeByte(',')
|
||||
}
|
||||
e.encodeBytes(c.key)
|
||||
e.encodeBool(v)
|
||||
}
|
||||
code = code.next
|
||||
code.ptr = c.ptr
|
||||
case opStructEnd:
|
||||
e.encodeByte('}')
|
||||
code = code.next
|
||||
|
|
|
|||
Loading…
Reference in New Issue