(ctx *WriteContext, refMode RefMode, writeType bool, hasGenerics bool, value reflect.Value)
| 40 | } |
| 41 | |
| 42 | func (s *ptrToValueSerializer) Write(ctx *WriteContext, refMode RefMode, writeType bool, hasGenerics bool, value reflect.Value) { |
| 43 | switch refMode { |
| 44 | case RefModeTracking: |
| 45 | if value.IsNil() { |
| 46 | ctx.Buffer().WriteInt8(NullFlag) |
| 47 | return |
| 48 | } |
| 49 | refWritten, err := ctx.RefResolver().WriteRefOrNull(ctx.Buffer(), value) |
| 50 | if err != nil { |
| 51 | ctx.SetError(FromError(err)) |
| 52 | return |
| 53 | } |
| 54 | if refWritten { |
| 55 | return |
| 56 | } |
| 57 | case RefModeNullOnly: |
| 58 | if value.IsNil() { |
| 59 | ctx.Buffer().WriteInt8(NullFlag) |
| 60 | return |
| 61 | } |
| 62 | ctx.Buffer().WriteInt8(NotNullValueFlag) |
| 63 | case RefModeNone: |
| 64 | // For RefModeNone with nullable=false, we should NOT write any null flag. |
| 65 | // The xlang protocol expects the value data directly without any header. |
| 66 | // If the pointer is nil, write a zero/default value for the underlying type. |
| 67 | // This can happen in schema evolution when a field is missing from the remote data. |
| 68 | if value.IsNil() { |
| 69 | // Create a zero value for the underlying type and write it |
| 70 | zeroValue := reflect.New(value.Type().Elem()).Elem() |
| 71 | if writeType { |
| 72 | typeInfo, err := ctx.TypeResolver().getTypeInfo(zeroValue, true) |
| 73 | if err != nil { |
| 74 | ctx.SetError(FromError(err)) |
| 75 | return |
| 76 | } |
| 77 | ctx.TypeResolver().WriteTypeInfo(ctx.Buffer(), typeInfo, ctx.Err()) |
| 78 | } |
| 79 | s.valueSerializer.WriteData(ctx, zeroValue) |
| 80 | return |
| 81 | } |
| 82 | // Do NOT write any flag - just continue to write the value data |
| 83 | } |
| 84 | if writeType { |
| 85 | // Always use TypeResolver to get the correct TypeID from registered TypeInfo |
| 86 | // This ensures compatible mode uses NAMED_COMPATIBLE_STRUCT instead of NAMED_STRUCT |
| 87 | typeInfo, err := ctx.TypeResolver().getTypeInfo(value.Elem(), true) |
| 88 | if err != nil { |
| 89 | ctx.SetError(FromError(err)) |
| 90 | return |
| 91 | } |
| 92 | ctx.TypeResolver().WriteTypeInfo(ctx.Buffer(), typeInfo, ctx.Err()) |
| 93 | } |
| 94 | s.WriteData(ctx, value) |
| 95 | } |
| 96 | |
| 97 | func (s *ptrToValueSerializer) writeWithTypeInfo(ctx *WriteContext, refMode RefMode, value reflect.Value, typeInfo *TypeInfo) { |
| 98 | switch refMode { |
no test coverage detected