Method MapLen

docstore/driver/codec.go:350–350

MapLen should return the number of fields of the value being decoded and true, if the value can be decoded into a map or struct. Otherwise, it should return (0, false).

()

	// if the value can be decoded into a map or struct. Otherwise, it should return
	// (0, false).
	MapLen() (int, bool)

	// DecodeMap iterates over the fields of the value being decoded, invoke the
	// callback on each with field name, a Decoder for the field value, and a bool