Interface Unmarshaler

internal/encoding/json/decode.go:123–125

Unmarshaler is the interface implemented by types that can unmarshal a JSON description of themselves. The input can be assumed to be a valid encoding of a JSON value. UnmarshalJSON must copy the JSON data if it wishes to retain the data after returning. By convention, to approximate the behavior o

// By convention, to approximate the behavior of [Unmarshal] itself,
// Unmarshalers implement UnmarshalJSON([]byte("null")) as a no-op.
type Unmarshaler interface {
	UnmarshalJSON([]byte) error
}

// An UnmarshalTypeError describes a JSON value that was
// not appropriate for a value of a specific Go type.