mirror of
https://github.com/json-iterator/go.git
synced 2024-11-27 08:30:57 +02:00
1112 lines
30 KiB
Go
1112 lines
30 KiB
Go
package jsoniter
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import (
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"fmt"
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"io"
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"reflect"
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"unsafe"
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)
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func encoderOfStruct(cfg *frozenConfig, typ reflect.Type) (ValEncoder, error) {
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type bindingTo struct {
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binding *Binding
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toName string
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ignored bool
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}
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orderedBindings := []*bindingTo{}
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structDescriptor, err := describeStruct(cfg, typ)
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if err != nil {
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return nil, err
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}
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for _, binding := range structDescriptor.Fields {
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for _, toName := range binding.ToNames {
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new := &bindingTo{
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binding: binding,
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toName: toName,
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}
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for _, old := range orderedBindings {
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if old.toName != toName {
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continue
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}
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old.ignored, new.ignored = resolveConflictBinding(old.binding, new.binding)
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}
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orderedBindings = append(orderedBindings, new)
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}
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}
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if len(orderedBindings) == 0 {
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return &emptyStructEncoder{}, nil
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}
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finalOrderedFields := []structFieldTo{}
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for _, bindingTo := range orderedBindings {
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if !bindingTo.ignored {
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finalOrderedFields = append(finalOrderedFields, structFieldTo{
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encoder: bindingTo.binding.Encoder.(*structFieldEncoder),
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toName: bindingTo.toName,
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})
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}
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}
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return &structEncoder{structDescriptor.onePtrEmbedded, structDescriptor.onePtrOptimization, finalOrderedFields}, nil
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}
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func resolveConflictBinding(old, new *Binding) (ignoreOld, ignoreNew bool) {
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newTagged := new.Field.Tag.Get("json") != ""
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oldTagged := old.Field.Tag.Get("json") != ""
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if newTagged {
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if oldTagged {
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if len(old.levels) > len(new.levels) {
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return true, false
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} else if len(new.levels) > len(old.levels) {
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return false, true
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} else {
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return true, true
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}
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} else {
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return true, false
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}
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} else {
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if oldTagged {
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return true, false
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} else {
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if len(old.levels) > len(new.levels) {
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return true, false
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} else if len(new.levels) > len(old.levels) {
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return false, true
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} else {
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return true, true
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}
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}
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}
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}
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func decoderOfStruct(cfg *frozenConfig, typ reflect.Type) (ValDecoder, error) {
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bindings := map[string]*Binding{}
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structDescriptor, err := describeStruct(cfg, typ)
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if err != nil {
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return nil, err
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}
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for _, binding := range structDescriptor.Fields {
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for _, fromName := range binding.FromNames {
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old := bindings[fromName]
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if old == nil {
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bindings[fromName] = binding
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continue
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}
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ignoreOld, ignoreNew := resolveConflictBinding(old, binding)
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if ignoreOld {
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delete(bindings, fromName)
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}
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if !ignoreNew {
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bindings[fromName] = binding
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}
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}
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}
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fields := map[string]*structFieldDecoder{}
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for k, binding := range bindings {
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fields[k] = binding.Decoder.(*structFieldDecoder)
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}
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return createStructDecoder(typ, fields)
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}
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func createStructDecoder(typ reflect.Type, fields map[string]*structFieldDecoder) (ValDecoder, error) {
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knownHash := map[int32]struct{}{
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0: {},
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}
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switch len(fields) {
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case 0:
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return &skipDecoder{typ}, nil
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case 1:
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for fieldName, fieldDecoder := range fields {
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fieldHash := calcHash(fieldName)
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_, known := knownHash[fieldHash]
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if known {
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return &generalStructDecoder{typ, fields}, nil
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} else {
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knownHash[fieldHash] = struct{}{}
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}
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return &oneFieldStructDecoder{typ, fieldHash, fieldDecoder}, nil
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}
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case 2:
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var fieldHash1 int32
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var fieldHash2 int32
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var fieldDecoder1 *structFieldDecoder
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var fieldDecoder2 *structFieldDecoder
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for fieldName, fieldDecoder := range fields {
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fieldHash := calcHash(fieldName)
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_, known := knownHash[fieldHash]
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if known {
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return &generalStructDecoder{typ, fields}, nil
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} else {
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knownHash[fieldHash] = struct{}{}
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}
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if fieldHash1 == 0 {
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fieldHash1 = fieldHash
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fieldDecoder1 = fieldDecoder
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} else {
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fieldHash2 = fieldHash
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fieldDecoder2 = fieldDecoder
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}
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}
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return &twoFieldsStructDecoder{typ, fieldHash1, fieldDecoder1, fieldHash2, fieldDecoder2}, nil
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case 3:
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var fieldName1 int32
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var fieldName2 int32
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var fieldName3 int32
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var fieldDecoder1 *structFieldDecoder
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var fieldDecoder2 *structFieldDecoder
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var fieldDecoder3 *structFieldDecoder
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for fieldName, fieldDecoder := range fields {
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fieldHash := calcHash(fieldName)
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_, known := knownHash[fieldHash]
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if known {
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return &generalStructDecoder{typ, fields}, nil
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} else {
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knownHash[fieldHash] = struct{}{}
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}
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if fieldName1 == 0 {
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fieldName1 = fieldHash
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fieldDecoder1 = fieldDecoder
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} else if fieldName2 == 0 {
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fieldName2 = fieldHash
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fieldDecoder2 = fieldDecoder
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} else {
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fieldName3 = fieldHash
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fieldDecoder3 = fieldDecoder
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}
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}
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return &threeFieldsStructDecoder{typ,
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fieldName1, fieldDecoder1, fieldName2, fieldDecoder2, fieldName3, fieldDecoder3}, nil
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case 4:
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var fieldName1 int32
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var fieldName2 int32
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var fieldName3 int32
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var fieldName4 int32
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var fieldDecoder1 *structFieldDecoder
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var fieldDecoder2 *structFieldDecoder
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var fieldDecoder3 *structFieldDecoder
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var fieldDecoder4 *structFieldDecoder
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for fieldName, fieldDecoder := range fields {
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fieldHash := calcHash(fieldName)
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_, known := knownHash[fieldHash]
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if known {
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return &generalStructDecoder{typ, fields}, nil
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} else {
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knownHash[fieldHash] = struct{}{}
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}
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if fieldName1 == 0 {
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fieldName1 = fieldHash
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fieldDecoder1 = fieldDecoder
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} else if fieldName2 == 0 {
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fieldName2 = fieldHash
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fieldDecoder2 = fieldDecoder
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} else if fieldName3 == 0 {
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fieldName3 = fieldHash
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fieldDecoder3 = fieldDecoder
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} else {
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fieldName4 = fieldHash
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fieldDecoder4 = fieldDecoder
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}
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}
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return &fourFieldsStructDecoder{typ,
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fieldName1, fieldDecoder1, fieldName2, fieldDecoder2, fieldName3, fieldDecoder3,
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fieldName4, fieldDecoder4}, nil
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case 5:
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var fieldName1 int32
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var fieldName2 int32
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var fieldName3 int32
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var fieldName4 int32
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var fieldName5 int32
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var fieldDecoder1 *structFieldDecoder
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var fieldDecoder2 *structFieldDecoder
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var fieldDecoder3 *structFieldDecoder
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var fieldDecoder4 *structFieldDecoder
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var fieldDecoder5 *structFieldDecoder
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for fieldName, fieldDecoder := range fields {
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fieldHash := calcHash(fieldName)
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_, known := knownHash[fieldHash]
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if known {
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return &generalStructDecoder{typ, fields}, nil
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} else {
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knownHash[fieldHash] = struct{}{}
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}
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if fieldName1 == 0 {
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fieldName1 = fieldHash
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fieldDecoder1 = fieldDecoder
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} else if fieldName2 == 0 {
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fieldName2 = fieldHash
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fieldDecoder2 = fieldDecoder
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} else if fieldName3 == 0 {
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fieldName3 = fieldHash
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fieldDecoder3 = fieldDecoder
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} else if fieldName4 == 0 {
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fieldName4 = fieldHash
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fieldDecoder4 = fieldDecoder
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} else {
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fieldName5 = fieldHash
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fieldDecoder5 = fieldDecoder
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}
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}
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return &fiveFieldsStructDecoder{typ,
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fieldName1, fieldDecoder1, fieldName2, fieldDecoder2, fieldName3, fieldDecoder3,
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fieldName4, fieldDecoder4, fieldName5, fieldDecoder5}, nil
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case 6:
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var fieldName1 int32
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var fieldName2 int32
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var fieldName3 int32
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var fieldName4 int32
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var fieldName5 int32
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var fieldName6 int32
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var fieldDecoder1 *structFieldDecoder
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var fieldDecoder2 *structFieldDecoder
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var fieldDecoder3 *structFieldDecoder
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var fieldDecoder4 *structFieldDecoder
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var fieldDecoder5 *structFieldDecoder
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var fieldDecoder6 *structFieldDecoder
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for fieldName, fieldDecoder := range fields {
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fieldHash := calcHash(fieldName)
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_, known := knownHash[fieldHash]
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if known {
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return &generalStructDecoder{typ, fields}, nil
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} else {
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knownHash[fieldHash] = struct{}{}
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}
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if fieldName1 == 0 {
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fieldName1 = fieldHash
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fieldDecoder1 = fieldDecoder
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} else if fieldName2 == 0 {
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fieldName2 = fieldHash
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fieldDecoder2 = fieldDecoder
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} else if fieldName3 == 0 {
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fieldName3 = fieldHash
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fieldDecoder3 = fieldDecoder
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} else if fieldName4 == 0 {
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fieldName4 = fieldHash
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fieldDecoder4 = fieldDecoder
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} else if fieldName5 == 0 {
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fieldName5 = fieldHash
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fieldDecoder5 = fieldDecoder
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} else {
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fieldName6 = fieldHash
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fieldDecoder6 = fieldDecoder
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}
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}
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return &sixFieldsStructDecoder{typ,
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fieldName1, fieldDecoder1, fieldName2, fieldDecoder2, fieldName3, fieldDecoder3,
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fieldName4, fieldDecoder4, fieldName5, fieldDecoder5, fieldName6, fieldDecoder6}, nil
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case 7:
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var fieldName1 int32
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var fieldName2 int32
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var fieldName3 int32
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var fieldName4 int32
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var fieldName5 int32
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var fieldName6 int32
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var fieldName7 int32
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var fieldDecoder1 *structFieldDecoder
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var fieldDecoder2 *structFieldDecoder
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var fieldDecoder3 *structFieldDecoder
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var fieldDecoder4 *structFieldDecoder
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var fieldDecoder5 *structFieldDecoder
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var fieldDecoder6 *structFieldDecoder
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var fieldDecoder7 *structFieldDecoder
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for fieldName, fieldDecoder := range fields {
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fieldHash := calcHash(fieldName)
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_, known := knownHash[fieldHash]
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if known {
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return &generalStructDecoder{typ, fields}, nil
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} else {
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knownHash[fieldHash] = struct{}{}
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}
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if fieldName1 == 0 {
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fieldName1 = fieldHash
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fieldDecoder1 = fieldDecoder
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} else if fieldName2 == 0 {
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fieldName2 = fieldHash
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fieldDecoder2 = fieldDecoder
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} else if fieldName3 == 0 {
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fieldName3 = fieldHash
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fieldDecoder3 = fieldDecoder
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} else if fieldName4 == 0 {
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fieldName4 = fieldHash
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fieldDecoder4 = fieldDecoder
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} else if fieldName5 == 0 {
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fieldName5 = fieldHash
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fieldDecoder5 = fieldDecoder
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} else if fieldName6 == 0 {
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fieldName6 = fieldHash
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fieldDecoder6 = fieldDecoder
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} else {
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fieldName7 = fieldHash
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fieldDecoder7 = fieldDecoder
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}
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}
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return &sevenFieldsStructDecoder{typ,
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fieldName1, fieldDecoder1, fieldName2, fieldDecoder2, fieldName3, fieldDecoder3,
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fieldName4, fieldDecoder4, fieldName5, fieldDecoder5, fieldName6, fieldDecoder6,
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fieldName7, fieldDecoder7}, nil
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case 8:
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var fieldName1 int32
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var fieldName2 int32
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var fieldName3 int32
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var fieldName4 int32
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var fieldName5 int32
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var fieldName6 int32
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var fieldName7 int32
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var fieldName8 int32
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var fieldDecoder1 *structFieldDecoder
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var fieldDecoder2 *structFieldDecoder
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var fieldDecoder3 *structFieldDecoder
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var fieldDecoder4 *structFieldDecoder
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var fieldDecoder5 *structFieldDecoder
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var fieldDecoder6 *structFieldDecoder
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var fieldDecoder7 *structFieldDecoder
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var fieldDecoder8 *structFieldDecoder
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for fieldName, fieldDecoder := range fields {
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fieldHash := calcHash(fieldName)
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_, known := knownHash[fieldHash]
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if known {
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return &generalStructDecoder{typ, fields}, nil
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} else {
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knownHash[fieldHash] = struct{}{}
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}
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if fieldName1 == 0 {
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fieldName1 = fieldHash
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fieldDecoder1 = fieldDecoder
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} else if fieldName2 == 0 {
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fieldName2 = fieldHash
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fieldDecoder2 = fieldDecoder
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} else if fieldName3 == 0 {
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fieldName3 = fieldHash
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fieldDecoder3 = fieldDecoder
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} else if fieldName4 == 0 {
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fieldName4 = fieldHash
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fieldDecoder4 = fieldDecoder
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} else if fieldName5 == 0 {
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fieldName5 = fieldHash
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fieldDecoder5 = fieldDecoder
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} else if fieldName6 == 0 {
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fieldName6 = fieldHash
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fieldDecoder6 = fieldDecoder
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} else if fieldName7 == 0 {
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fieldName7 = fieldHash
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fieldDecoder7 = fieldDecoder
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} else {
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fieldName8 = fieldHash
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fieldDecoder8 = fieldDecoder
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}
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}
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return &eightFieldsStructDecoder{typ,
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fieldName1, fieldDecoder1, fieldName2, fieldDecoder2, fieldName3, fieldDecoder3,
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fieldName4, fieldDecoder4, fieldName5, fieldDecoder5, fieldName6, fieldDecoder6,
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fieldName7, fieldDecoder7, fieldName8, fieldDecoder8}, nil
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case 9:
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var fieldName1 int32
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var fieldName2 int32
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var fieldName3 int32
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var fieldName4 int32
|
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var fieldName5 int32
|
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var fieldName6 int32
|
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var fieldName7 int32
|
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var fieldName8 int32
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var fieldName9 int32
|
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var fieldDecoder1 *structFieldDecoder
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var fieldDecoder2 *structFieldDecoder
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var fieldDecoder3 *structFieldDecoder
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var fieldDecoder4 *structFieldDecoder
|
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var fieldDecoder5 *structFieldDecoder
|
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var fieldDecoder6 *structFieldDecoder
|
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var fieldDecoder7 *structFieldDecoder
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var fieldDecoder8 *structFieldDecoder
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var fieldDecoder9 *structFieldDecoder
|
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for fieldName, fieldDecoder := range fields {
|
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fieldHash := calcHash(fieldName)
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_, known := knownHash[fieldHash]
|
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if known {
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return &generalStructDecoder{typ, fields}, nil
|
|
} else {
|
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knownHash[fieldHash] = struct{}{}
|
|
}
|
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if fieldName1 == 0 {
|
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fieldName1 = fieldHash
|
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fieldDecoder1 = fieldDecoder
|
|
} else if fieldName2 == 0 {
|
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fieldName2 = fieldHash
|
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fieldDecoder2 = fieldDecoder
|
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} else if fieldName3 == 0 {
|
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fieldName3 = fieldHash
|
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fieldDecoder3 = fieldDecoder
|
|
} else if fieldName4 == 0 {
|
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fieldName4 = fieldHash
|
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fieldDecoder4 = fieldDecoder
|
|
} else if fieldName5 == 0 {
|
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fieldName5 = fieldHash
|
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fieldDecoder5 = fieldDecoder
|
|
} else if fieldName6 == 0 {
|
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fieldName6 = fieldHash
|
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fieldDecoder6 = fieldDecoder
|
|
} else if fieldName7 == 0 {
|
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fieldName7 = fieldHash
|
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fieldDecoder7 = fieldDecoder
|
|
} else if fieldName8 == 0 {
|
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fieldName8 = fieldHash
|
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fieldDecoder8 = fieldDecoder
|
|
} else {
|
|
fieldName9 = fieldHash
|
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fieldDecoder9 = fieldDecoder
|
|
}
|
|
}
|
|
return &nineFieldsStructDecoder{typ,
|
|
fieldName1, fieldDecoder1, fieldName2, fieldDecoder2, fieldName3, fieldDecoder3,
|
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fieldName4, fieldDecoder4, fieldName5, fieldDecoder5, fieldName6, fieldDecoder6,
|
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fieldName7, fieldDecoder7, fieldName8, fieldDecoder8, fieldName9, fieldDecoder9}, nil
|
|
case 10:
|
|
var fieldName1 int32
|
|
var fieldName2 int32
|
|
var fieldName3 int32
|
|
var fieldName4 int32
|
|
var fieldName5 int32
|
|
var fieldName6 int32
|
|
var fieldName7 int32
|
|
var fieldName8 int32
|
|
var fieldName9 int32
|
|
var fieldName10 int32
|
|
var fieldDecoder1 *structFieldDecoder
|
|
var fieldDecoder2 *structFieldDecoder
|
|
var fieldDecoder3 *structFieldDecoder
|
|
var fieldDecoder4 *structFieldDecoder
|
|
var fieldDecoder5 *structFieldDecoder
|
|
var fieldDecoder6 *structFieldDecoder
|
|
var fieldDecoder7 *structFieldDecoder
|
|
var fieldDecoder8 *structFieldDecoder
|
|
var fieldDecoder9 *structFieldDecoder
|
|
var fieldDecoder10 *structFieldDecoder
|
|
for fieldName, fieldDecoder := range fields {
|
|
fieldHash := calcHash(fieldName)
|
|
_, known := knownHash[fieldHash]
|
|
if known {
|
|
return &generalStructDecoder{typ, fields}, nil
|
|
} else {
|
|
knownHash[fieldHash] = struct{}{}
|
|
}
|
|
if fieldName1 == 0 {
|
|
fieldName1 = fieldHash
|
|
fieldDecoder1 = fieldDecoder
|
|
} else if fieldName2 == 0 {
|
|
fieldName2 = fieldHash
|
|
fieldDecoder2 = fieldDecoder
|
|
} else if fieldName3 == 0 {
|
|
fieldName3 = fieldHash
|
|
fieldDecoder3 = fieldDecoder
|
|
} else if fieldName4 == 0 {
|
|
fieldName4 = fieldHash
|
|
fieldDecoder4 = fieldDecoder
|
|
} else if fieldName5 == 0 {
|
|
fieldName5 = fieldHash
|
|
fieldDecoder5 = fieldDecoder
|
|
} else if fieldName6 == 0 {
|
|
fieldName6 = fieldHash
|
|
fieldDecoder6 = fieldDecoder
|
|
} else if fieldName7 == 0 {
|
|
fieldName7 = fieldHash
|
|
fieldDecoder7 = fieldDecoder
|
|
} else if fieldName8 == 0 {
|
|
fieldName8 = fieldHash
|
|
fieldDecoder8 = fieldDecoder
|
|
} else if fieldName9 == 0 {
|
|
fieldName9 = fieldHash
|
|
fieldDecoder9 = fieldDecoder
|
|
} else {
|
|
fieldName10 = fieldHash
|
|
fieldDecoder10 = fieldDecoder
|
|
}
|
|
}
|
|
return &tenFieldsStructDecoder{typ,
|
|
fieldName1, fieldDecoder1, fieldName2, fieldDecoder2, fieldName3, fieldDecoder3,
|
|
fieldName4, fieldDecoder4, fieldName5, fieldDecoder5, fieldName6, fieldDecoder6,
|
|
fieldName7, fieldDecoder7, fieldName8, fieldDecoder8, fieldName9, fieldDecoder9,
|
|
fieldName10, fieldDecoder10}, nil
|
|
}
|
|
return &generalStructDecoder{typ, fields}, nil
|
|
}
|
|
|
|
type generalStructDecoder struct {
|
|
typ reflect.Type
|
|
fields map[string]*structFieldDecoder
|
|
}
|
|
|
|
func (decoder *generalStructDecoder) Decode(ptr unsafe.Pointer, iter *Iterator) {
|
|
if !iter.readObjectStart() {
|
|
return
|
|
}
|
|
fieldBytes := iter.readObjectFieldAsBytes()
|
|
field := *(*string)(unsafe.Pointer(&fieldBytes))
|
|
fieldDecoder := decoder.fields[field]
|
|
if fieldDecoder == nil {
|
|
iter.Skip()
|
|
} else {
|
|
fieldDecoder.Decode(ptr, iter)
|
|
}
|
|
for iter.nextToken() == ',' {
|
|
fieldBytes = iter.readObjectFieldAsBytes()
|
|
field = *(*string)(unsafe.Pointer(&fieldBytes))
|
|
fieldDecoder = decoder.fields[field]
|
|
if fieldDecoder == nil {
|
|
iter.Skip()
|
|
} else {
|
|
fieldDecoder.Decode(ptr, iter)
|
|
}
|
|
}
|
|
if iter.Error != nil && iter.Error != io.EOF {
|
|
iter.Error = fmt.Errorf("%v: %s", decoder.typ, iter.Error.Error())
|
|
}
|
|
}
|
|
|
|
type skipDecoder struct {
|
|
typ reflect.Type
|
|
}
|
|
|
|
func (decoder *skipDecoder) Decode(ptr unsafe.Pointer, iter *Iterator) {
|
|
iter.Skip()
|
|
if iter.Error != nil && iter.Error != io.EOF {
|
|
iter.Error = fmt.Errorf("%v: %s", decoder.typ, iter.Error.Error())
|
|
}
|
|
}
|
|
|
|
type oneFieldStructDecoder struct {
|
|
typ reflect.Type
|
|
fieldHash int32
|
|
fieldDecoder *structFieldDecoder
|
|
}
|
|
|
|
func (decoder *oneFieldStructDecoder) Decode(ptr unsafe.Pointer, iter *Iterator) {
|
|
if !iter.readObjectStart() {
|
|
return
|
|
}
|
|
for {
|
|
if iter.readFieldHash() == decoder.fieldHash {
|
|
decoder.fieldDecoder.Decode(ptr, iter)
|
|
} else {
|
|
iter.Skip()
|
|
}
|
|
if iter.nextToken() != ',' {
|
|
break
|
|
}
|
|
}
|
|
if iter.Error != nil && iter.Error != io.EOF {
|
|
iter.Error = fmt.Errorf("%v: %s", decoder.typ, iter.Error.Error())
|
|
}
|
|
}
|
|
|
|
type twoFieldsStructDecoder struct {
|
|
typ reflect.Type
|
|
fieldHash1 int32
|
|
fieldDecoder1 *structFieldDecoder
|
|
fieldHash2 int32
|
|
fieldDecoder2 *structFieldDecoder
|
|
}
|
|
|
|
func (decoder *twoFieldsStructDecoder) Decode(ptr unsafe.Pointer, iter *Iterator) {
|
|
if !iter.readObjectStart() {
|
|
return
|
|
}
|
|
for {
|
|
switch iter.readFieldHash() {
|
|
case decoder.fieldHash1:
|
|
decoder.fieldDecoder1.Decode(ptr, iter)
|
|
case decoder.fieldHash2:
|
|
decoder.fieldDecoder2.Decode(ptr, iter)
|
|
default:
|
|
iter.Skip()
|
|
}
|
|
if iter.nextToken() != ',' {
|
|
break
|
|
}
|
|
}
|
|
if iter.Error != nil && iter.Error != io.EOF {
|
|
iter.Error = fmt.Errorf("%v: %s", decoder.typ, iter.Error.Error())
|
|
}
|
|
}
|
|
|
|
type threeFieldsStructDecoder struct {
|
|
typ reflect.Type
|
|
fieldHash1 int32
|
|
fieldDecoder1 *structFieldDecoder
|
|
fieldHash2 int32
|
|
fieldDecoder2 *structFieldDecoder
|
|
fieldHash3 int32
|
|
fieldDecoder3 *structFieldDecoder
|
|
}
|
|
|
|
func (decoder *threeFieldsStructDecoder) Decode(ptr unsafe.Pointer, iter *Iterator) {
|
|
if !iter.readObjectStart() {
|
|
return
|
|
}
|
|
for {
|
|
switch iter.readFieldHash() {
|
|
case decoder.fieldHash1:
|
|
decoder.fieldDecoder1.Decode(ptr, iter)
|
|
case decoder.fieldHash2:
|
|
decoder.fieldDecoder2.Decode(ptr, iter)
|
|
case decoder.fieldHash3:
|
|
decoder.fieldDecoder3.Decode(ptr, iter)
|
|
default:
|
|
iter.Skip()
|
|
}
|
|
if iter.nextToken() != ',' {
|
|
break
|
|
}
|
|
}
|
|
if iter.Error != nil && iter.Error != io.EOF {
|
|
iter.Error = fmt.Errorf("%v: %s", decoder.typ, iter.Error.Error())
|
|
}
|
|
}
|
|
|
|
type fourFieldsStructDecoder struct {
|
|
typ reflect.Type
|
|
fieldHash1 int32
|
|
fieldDecoder1 *structFieldDecoder
|
|
fieldHash2 int32
|
|
fieldDecoder2 *structFieldDecoder
|
|
fieldHash3 int32
|
|
fieldDecoder3 *structFieldDecoder
|
|
fieldHash4 int32
|
|
fieldDecoder4 *structFieldDecoder
|
|
}
|
|
|
|
func (decoder *fourFieldsStructDecoder) Decode(ptr unsafe.Pointer, iter *Iterator) {
|
|
if !iter.readObjectStart() {
|
|
return
|
|
}
|
|
for {
|
|
switch iter.readFieldHash() {
|
|
case decoder.fieldHash1:
|
|
decoder.fieldDecoder1.Decode(ptr, iter)
|
|
case decoder.fieldHash2:
|
|
decoder.fieldDecoder2.Decode(ptr, iter)
|
|
case decoder.fieldHash3:
|
|
decoder.fieldDecoder3.Decode(ptr, iter)
|
|
case decoder.fieldHash4:
|
|
decoder.fieldDecoder4.Decode(ptr, iter)
|
|
default:
|
|
iter.Skip()
|
|
}
|
|
if iter.nextToken() != ',' {
|
|
break
|
|
}
|
|
}
|
|
if iter.Error != nil && iter.Error != io.EOF {
|
|
iter.Error = fmt.Errorf("%v: %s", decoder.typ, iter.Error.Error())
|
|
}
|
|
}
|
|
|
|
type fiveFieldsStructDecoder struct {
|
|
typ reflect.Type
|
|
fieldHash1 int32
|
|
fieldDecoder1 *structFieldDecoder
|
|
fieldHash2 int32
|
|
fieldDecoder2 *structFieldDecoder
|
|
fieldHash3 int32
|
|
fieldDecoder3 *structFieldDecoder
|
|
fieldHash4 int32
|
|
fieldDecoder4 *structFieldDecoder
|
|
fieldHash5 int32
|
|
fieldDecoder5 *structFieldDecoder
|
|
}
|
|
|
|
func (decoder *fiveFieldsStructDecoder) Decode(ptr unsafe.Pointer, iter *Iterator) {
|
|
if !iter.readObjectStart() {
|
|
return
|
|
}
|
|
for {
|
|
switch iter.readFieldHash() {
|
|
case decoder.fieldHash1:
|
|
decoder.fieldDecoder1.Decode(ptr, iter)
|
|
case decoder.fieldHash2:
|
|
decoder.fieldDecoder2.Decode(ptr, iter)
|
|
case decoder.fieldHash3:
|
|
decoder.fieldDecoder3.Decode(ptr, iter)
|
|
case decoder.fieldHash4:
|
|
decoder.fieldDecoder4.Decode(ptr, iter)
|
|
case decoder.fieldHash5:
|
|
decoder.fieldDecoder5.Decode(ptr, iter)
|
|
default:
|
|
iter.Skip()
|
|
}
|
|
if iter.nextToken() != ',' {
|
|
break
|
|
}
|
|
}
|
|
if iter.Error != nil && iter.Error != io.EOF {
|
|
iter.Error = fmt.Errorf("%v: %s", decoder.typ, iter.Error.Error())
|
|
}
|
|
}
|
|
|
|
type sixFieldsStructDecoder struct {
|
|
typ reflect.Type
|
|
fieldHash1 int32
|
|
fieldDecoder1 *structFieldDecoder
|
|
fieldHash2 int32
|
|
fieldDecoder2 *structFieldDecoder
|
|
fieldHash3 int32
|
|
fieldDecoder3 *structFieldDecoder
|
|
fieldHash4 int32
|
|
fieldDecoder4 *structFieldDecoder
|
|
fieldHash5 int32
|
|
fieldDecoder5 *structFieldDecoder
|
|
fieldHash6 int32
|
|
fieldDecoder6 *structFieldDecoder
|
|
}
|
|
|
|
func (decoder *sixFieldsStructDecoder) Decode(ptr unsafe.Pointer, iter *Iterator) {
|
|
if !iter.readObjectStart() {
|
|
return
|
|
}
|
|
for {
|
|
switch iter.readFieldHash() {
|
|
case decoder.fieldHash1:
|
|
decoder.fieldDecoder1.Decode(ptr, iter)
|
|
case decoder.fieldHash2:
|
|
decoder.fieldDecoder2.Decode(ptr, iter)
|
|
case decoder.fieldHash3:
|
|
decoder.fieldDecoder3.Decode(ptr, iter)
|
|
case decoder.fieldHash4:
|
|
decoder.fieldDecoder4.Decode(ptr, iter)
|
|
case decoder.fieldHash5:
|
|
decoder.fieldDecoder5.Decode(ptr, iter)
|
|
case decoder.fieldHash6:
|
|
decoder.fieldDecoder6.Decode(ptr, iter)
|
|
default:
|
|
iter.Skip()
|
|
}
|
|
if iter.nextToken() != ',' {
|
|
break
|
|
}
|
|
}
|
|
if iter.Error != nil && iter.Error != io.EOF {
|
|
iter.Error = fmt.Errorf("%v: %s", decoder.typ, iter.Error.Error())
|
|
}
|
|
}
|
|
|
|
type sevenFieldsStructDecoder struct {
|
|
typ reflect.Type
|
|
fieldHash1 int32
|
|
fieldDecoder1 *structFieldDecoder
|
|
fieldHash2 int32
|
|
fieldDecoder2 *structFieldDecoder
|
|
fieldHash3 int32
|
|
fieldDecoder3 *structFieldDecoder
|
|
fieldHash4 int32
|
|
fieldDecoder4 *structFieldDecoder
|
|
fieldHash5 int32
|
|
fieldDecoder5 *structFieldDecoder
|
|
fieldHash6 int32
|
|
fieldDecoder6 *structFieldDecoder
|
|
fieldHash7 int32
|
|
fieldDecoder7 *structFieldDecoder
|
|
}
|
|
|
|
func (decoder *sevenFieldsStructDecoder) Decode(ptr unsafe.Pointer, iter *Iterator) {
|
|
if !iter.readObjectStart() {
|
|
return
|
|
}
|
|
for {
|
|
switch iter.readFieldHash() {
|
|
case decoder.fieldHash1:
|
|
decoder.fieldDecoder1.Decode(ptr, iter)
|
|
case decoder.fieldHash2:
|
|
decoder.fieldDecoder2.Decode(ptr, iter)
|
|
case decoder.fieldHash3:
|
|
decoder.fieldDecoder3.Decode(ptr, iter)
|
|
case decoder.fieldHash4:
|
|
decoder.fieldDecoder4.Decode(ptr, iter)
|
|
case decoder.fieldHash5:
|
|
decoder.fieldDecoder5.Decode(ptr, iter)
|
|
case decoder.fieldHash6:
|
|
decoder.fieldDecoder6.Decode(ptr, iter)
|
|
case decoder.fieldHash7:
|
|
decoder.fieldDecoder7.Decode(ptr, iter)
|
|
default:
|
|
iter.Skip()
|
|
}
|
|
if iter.nextToken() != ',' {
|
|
break
|
|
}
|
|
}
|
|
if iter.Error != nil && iter.Error != io.EOF {
|
|
iter.Error = fmt.Errorf("%v: %s", decoder.typ, iter.Error.Error())
|
|
}
|
|
}
|
|
|
|
type eightFieldsStructDecoder struct {
|
|
typ reflect.Type
|
|
fieldHash1 int32
|
|
fieldDecoder1 *structFieldDecoder
|
|
fieldHash2 int32
|
|
fieldDecoder2 *structFieldDecoder
|
|
fieldHash3 int32
|
|
fieldDecoder3 *structFieldDecoder
|
|
fieldHash4 int32
|
|
fieldDecoder4 *structFieldDecoder
|
|
fieldHash5 int32
|
|
fieldDecoder5 *structFieldDecoder
|
|
fieldHash6 int32
|
|
fieldDecoder6 *structFieldDecoder
|
|
fieldHash7 int32
|
|
fieldDecoder7 *structFieldDecoder
|
|
fieldHash8 int32
|
|
fieldDecoder8 *structFieldDecoder
|
|
}
|
|
|
|
func (decoder *eightFieldsStructDecoder) Decode(ptr unsafe.Pointer, iter *Iterator) {
|
|
if !iter.readObjectStart() {
|
|
return
|
|
}
|
|
for {
|
|
switch iter.readFieldHash() {
|
|
case decoder.fieldHash1:
|
|
decoder.fieldDecoder1.Decode(ptr, iter)
|
|
case decoder.fieldHash2:
|
|
decoder.fieldDecoder2.Decode(ptr, iter)
|
|
case decoder.fieldHash3:
|
|
decoder.fieldDecoder3.Decode(ptr, iter)
|
|
case decoder.fieldHash4:
|
|
decoder.fieldDecoder4.Decode(ptr, iter)
|
|
case decoder.fieldHash5:
|
|
decoder.fieldDecoder5.Decode(ptr, iter)
|
|
case decoder.fieldHash6:
|
|
decoder.fieldDecoder6.Decode(ptr, iter)
|
|
case decoder.fieldHash7:
|
|
decoder.fieldDecoder7.Decode(ptr, iter)
|
|
case decoder.fieldHash8:
|
|
decoder.fieldDecoder8.Decode(ptr, iter)
|
|
default:
|
|
iter.Skip()
|
|
}
|
|
if iter.nextToken() != ',' {
|
|
break
|
|
}
|
|
}
|
|
if iter.Error != nil && iter.Error != io.EOF {
|
|
iter.Error = fmt.Errorf("%v: %s", decoder.typ, iter.Error.Error())
|
|
}
|
|
}
|
|
|
|
type nineFieldsStructDecoder struct {
|
|
typ reflect.Type
|
|
fieldHash1 int32
|
|
fieldDecoder1 *structFieldDecoder
|
|
fieldHash2 int32
|
|
fieldDecoder2 *structFieldDecoder
|
|
fieldHash3 int32
|
|
fieldDecoder3 *structFieldDecoder
|
|
fieldHash4 int32
|
|
fieldDecoder4 *structFieldDecoder
|
|
fieldHash5 int32
|
|
fieldDecoder5 *structFieldDecoder
|
|
fieldHash6 int32
|
|
fieldDecoder6 *structFieldDecoder
|
|
fieldHash7 int32
|
|
fieldDecoder7 *structFieldDecoder
|
|
fieldHash8 int32
|
|
fieldDecoder8 *structFieldDecoder
|
|
fieldHash9 int32
|
|
fieldDecoder9 *structFieldDecoder
|
|
}
|
|
|
|
func (decoder *nineFieldsStructDecoder) Decode(ptr unsafe.Pointer, iter *Iterator) {
|
|
if !iter.readObjectStart() {
|
|
return
|
|
}
|
|
for {
|
|
switch iter.readFieldHash() {
|
|
case decoder.fieldHash1:
|
|
decoder.fieldDecoder1.Decode(ptr, iter)
|
|
case decoder.fieldHash2:
|
|
decoder.fieldDecoder2.Decode(ptr, iter)
|
|
case decoder.fieldHash3:
|
|
decoder.fieldDecoder3.Decode(ptr, iter)
|
|
case decoder.fieldHash4:
|
|
decoder.fieldDecoder4.Decode(ptr, iter)
|
|
case decoder.fieldHash5:
|
|
decoder.fieldDecoder5.Decode(ptr, iter)
|
|
case decoder.fieldHash6:
|
|
decoder.fieldDecoder6.Decode(ptr, iter)
|
|
case decoder.fieldHash7:
|
|
decoder.fieldDecoder7.Decode(ptr, iter)
|
|
case decoder.fieldHash8:
|
|
decoder.fieldDecoder8.Decode(ptr, iter)
|
|
case decoder.fieldHash9:
|
|
decoder.fieldDecoder9.Decode(ptr, iter)
|
|
default:
|
|
iter.Skip()
|
|
}
|
|
if iter.nextToken() != ',' {
|
|
break
|
|
}
|
|
}
|
|
if iter.Error != nil && iter.Error != io.EOF {
|
|
iter.Error = fmt.Errorf("%v: %s", decoder.typ, iter.Error.Error())
|
|
}
|
|
}
|
|
|
|
type tenFieldsStructDecoder struct {
|
|
typ reflect.Type
|
|
fieldHash1 int32
|
|
fieldDecoder1 *structFieldDecoder
|
|
fieldHash2 int32
|
|
fieldDecoder2 *structFieldDecoder
|
|
fieldHash3 int32
|
|
fieldDecoder3 *structFieldDecoder
|
|
fieldHash4 int32
|
|
fieldDecoder4 *structFieldDecoder
|
|
fieldHash5 int32
|
|
fieldDecoder5 *structFieldDecoder
|
|
fieldHash6 int32
|
|
fieldDecoder6 *structFieldDecoder
|
|
fieldHash7 int32
|
|
fieldDecoder7 *structFieldDecoder
|
|
fieldHash8 int32
|
|
fieldDecoder8 *structFieldDecoder
|
|
fieldHash9 int32
|
|
fieldDecoder9 *structFieldDecoder
|
|
fieldHash10 int32
|
|
fieldDecoder10 *structFieldDecoder
|
|
}
|
|
|
|
func (decoder *tenFieldsStructDecoder) Decode(ptr unsafe.Pointer, iter *Iterator) {
|
|
if !iter.readObjectStart() {
|
|
return
|
|
}
|
|
for {
|
|
switch iter.readFieldHash() {
|
|
case decoder.fieldHash1:
|
|
decoder.fieldDecoder1.Decode(ptr, iter)
|
|
case decoder.fieldHash2:
|
|
decoder.fieldDecoder2.Decode(ptr, iter)
|
|
case decoder.fieldHash3:
|
|
decoder.fieldDecoder3.Decode(ptr, iter)
|
|
case decoder.fieldHash4:
|
|
decoder.fieldDecoder4.Decode(ptr, iter)
|
|
case decoder.fieldHash5:
|
|
decoder.fieldDecoder5.Decode(ptr, iter)
|
|
case decoder.fieldHash6:
|
|
decoder.fieldDecoder6.Decode(ptr, iter)
|
|
case decoder.fieldHash7:
|
|
decoder.fieldDecoder7.Decode(ptr, iter)
|
|
case decoder.fieldHash8:
|
|
decoder.fieldDecoder8.Decode(ptr, iter)
|
|
case decoder.fieldHash9:
|
|
decoder.fieldDecoder9.Decode(ptr, iter)
|
|
case decoder.fieldHash10:
|
|
decoder.fieldDecoder10.Decode(ptr, iter)
|
|
default:
|
|
iter.Skip()
|
|
}
|
|
if iter.nextToken() != ',' {
|
|
break
|
|
}
|
|
}
|
|
if iter.Error != nil && iter.Error != io.EOF {
|
|
iter.Error = fmt.Errorf("%v: %s", decoder.typ, iter.Error.Error())
|
|
}
|
|
}
|
|
|
|
type structFieldDecoder struct {
|
|
field *reflect.StructField
|
|
fieldDecoder ValDecoder
|
|
}
|
|
|
|
func (decoder *structFieldDecoder) Decode(ptr unsafe.Pointer, iter *Iterator) {
|
|
fieldPtr := uintptr(ptr) + decoder.field.Offset
|
|
decoder.fieldDecoder.Decode(unsafe.Pointer(fieldPtr), iter)
|
|
if iter.Error != nil && iter.Error != io.EOF {
|
|
iter.Error = fmt.Errorf("%s: %s", decoder.field.Name, iter.Error.Error())
|
|
}
|
|
}
|
|
|
|
type structFieldEncoder struct {
|
|
field *reflect.StructField
|
|
fieldEncoder ValEncoder
|
|
omitempty bool
|
|
}
|
|
|
|
func (encoder *structFieldEncoder) Encode(ptr unsafe.Pointer, stream *Stream) {
|
|
fieldPtr := uintptr(ptr) + encoder.field.Offset
|
|
encoder.fieldEncoder.Encode(unsafe.Pointer(fieldPtr), stream)
|
|
if stream.Error != nil && stream.Error != io.EOF {
|
|
stream.Error = fmt.Errorf("%s: %s", encoder.field.Name, stream.Error.Error())
|
|
}
|
|
}
|
|
|
|
func (encoder *structFieldEncoder) EncodeInterface(val interface{}, stream *Stream) {
|
|
WriteToStream(val, stream, encoder)
|
|
}
|
|
|
|
func (encoder *structFieldEncoder) IsEmpty(ptr unsafe.Pointer) bool {
|
|
fieldPtr := uintptr(ptr) + encoder.field.Offset
|
|
return encoder.fieldEncoder.IsEmpty(unsafe.Pointer(fieldPtr))
|
|
}
|
|
|
|
type structEncoder struct {
|
|
onePtrEmbedded bool
|
|
onePtrOptimization bool
|
|
fields []structFieldTo
|
|
}
|
|
|
|
type structFieldTo struct {
|
|
encoder *structFieldEncoder
|
|
toName string
|
|
}
|
|
|
|
func (encoder *structEncoder) Encode(ptr unsafe.Pointer, stream *Stream) {
|
|
stream.WriteObjectStart()
|
|
isNotFirst := false
|
|
for _, field := range encoder.fields {
|
|
if field.encoder.omitempty && field.encoder.IsEmpty(ptr) {
|
|
continue
|
|
}
|
|
if isNotFirst {
|
|
stream.WriteMore()
|
|
}
|
|
stream.WriteObjectField(field.toName)
|
|
field.encoder.Encode(ptr, stream)
|
|
isNotFirst = true
|
|
}
|
|
stream.WriteObjectEnd()
|
|
}
|
|
|
|
func (encoder *structEncoder) EncodeInterface(val interface{}, stream *Stream) {
|
|
e := (*emptyInterface)(unsafe.Pointer(&val))
|
|
if encoder.onePtrOptimization {
|
|
if e.word == nil && encoder.onePtrEmbedded {
|
|
stream.WriteObjectStart()
|
|
stream.WriteObjectEnd()
|
|
return
|
|
}
|
|
ptr := uintptr(e.word)
|
|
e.word = unsafe.Pointer(&ptr)
|
|
}
|
|
if reflect.TypeOf(val).Kind() == reflect.Ptr {
|
|
encoder.Encode(unsafe.Pointer(&e.word), stream)
|
|
} else {
|
|
encoder.Encode(e.word, stream)
|
|
}
|
|
}
|
|
|
|
func (encoder *structEncoder) IsEmpty(ptr unsafe.Pointer) bool {
|
|
return false
|
|
}
|
|
|
|
type emptyStructEncoder struct {
|
|
}
|
|
|
|
func (encoder *emptyStructEncoder) Encode(ptr unsafe.Pointer, stream *Stream) {
|
|
stream.WriteEmptyObject()
|
|
}
|
|
|
|
func (encoder *emptyStructEncoder) EncodeInterface(val interface{}, stream *Stream) {
|
|
WriteToStream(val, stream, encoder)
|
|
}
|
|
|
|
func (encoder *emptyStructEncoder) IsEmpty(ptr unsafe.Pointer) bool {
|
|
return false
|
|
}
|