// generated by gotemplate package opt import ( "fmt" "github.com/mailru/easyjson/jlexer" "github.com/mailru/easyjson/jwriter" ) // template type Optional(A) // A 'gotemplate'-based type for providing optional semantics without using pointers. type Uint32 struct { V uint32 Defined bool } // Creates an optional type with a given value. func OUint32(v uint32) Uint32 { return Uint32{V: v, Defined: true} } // Get returns the value or given default in the case the value is undefined. func (v Uint32) Get(deflt uint32) uint32 { if !v.Defined { return deflt } return v.V } // MarshalEasyJSON does JSON marshaling using easyjson interface. func (v Uint32) MarshalEasyJSON(w *jwriter.Writer) { if v.Defined { w.Uint32(v.V) } else { w.RawString("null") } } // UnmarshalEasyJSON does JSON unmarshaling using easyjson interface. func (v *Uint32) UnmarshalEasyJSON(l *jlexer.Lexer) { if l.IsNull() { l.Skip() *v = Uint32{} } else { v.V = l.Uint32() v.Defined = true } } // MarshalJSON implements a standard json marshaler interface. func (v *Uint32) MarshalJSON() ([]byte, error) { w := jwriter.Writer{} v.MarshalEasyJSON(&w) return w.Buffer.BuildBytes(), w.Error } // MarshalJSON implements a standard json marshaler interface. func (v *Uint32) UnmarshalJSON(data []byte) error { l := jlexer.Lexer{} v.UnmarshalEasyJSON(&l) return l.Error() } // IsDefined returns whether the value is defined, a function is required so that it can // be used in an interface. func (v Uint32) IsDefined() bool { return v.Defined } // String implements a stringer interface using fmt.Sprint for the value. func (v Uint32) String() string { if !v.Defined { return "" } return fmt.Sprint(v.V) }