Function writeMapRefAndType

go/fory/map.go:579–605

Helper functions writeMapRefAndType handles reference and type writing for maps. Returns true if value was already written (nil or ref).

(ctx *WriteContext, refMode RefMode, writeType bool, value reflect.Value)

// writeMapRefAndType handles reference and type writing for maps.
// Returns true if value was already written (nil or ref).
func writeMapRefAndType(ctx *WriteContext, refMode RefMode, writeType bool, value reflect.Value) bool {
	switch refMode {
	case RefModeTracking:
		if value.IsNil() {
			ctx.buffer.WriteInt8(NullFlag)
			return true
		}
		refWritten, err := ctx.RefResolver().WriteRefOrNull(ctx.buffer, value)
		if err != nil {
			ctx.SetError(FromError(err))
			return false
		}
		if refWritten {
			return true
		}
	case RefModeNullOnly:
		if value.IsNil() {
			ctx.buffer.WriteInt8(NullFlag)
			return true
		}
		ctx.buffer.WriteInt8(NotNullValueFlag)
	}
	if writeType {
		ctx.buffer.WriteUint8(uint8(MAP))
	}
	return false
}

// readMapRefAndType handles reference and type reading for maps.
// Returns true if a reference was resolved.