package pkg import ( "fmt" "github.com/nspcc-dev/neofs-api-go/v2/refs" "github.com/pkg/errors" ) // Version represents v2-compatible version. type Version refs.Version const sdkMjr, sdkMnr = 2, 0 // NewVersionFromV2 wraps v2 Version message to Version. func NewVersionFromV2(v *refs.Version) *Version { return (*Version)(v) } // NewVersion creates and initializes blank Version. // // Works similar as NewVersionFromV2(new(Version)). func NewVersion() *Version { return NewVersionFromV2(new(refs.Version)) } // SDKVersion returns Version instance that // initialized to current SDK revision number. func SDKVersion() *Version { v := NewVersion() v.SetMajor(sdkMjr) v.SetMinor(sdkMnr) return v } // Major returns major number of the revision. func (v *Version) Major() uint32 { return (*refs.Version)(v). GetMajor() } // SetMajor sets major number of the revision. func (v *Version) SetMajor(val uint32) { (*refs.Version)(v). SetMajor(val) } // Minor returns minor number of the revision. func (v *Version) Minor() uint32 { return (*refs.Version)(v). GetMinor() } // SetMinor sets minor number of the revision. func (v *Version) SetMinor(val uint32) { (*refs.Version)(v). SetMinor(val) } // ToV2 converts Version to v2 Version message. func (v *Version) ToV2() *refs.Version { return (*refs.Version)(v) } func (v *Version) String() string { return fmt.Sprintf("v%d.%d", v.Major(), v.Minor()) } // IsSupportedVersion returns error if v is not supported by current SDK. func IsSupportedVersion(v *Version) error { switch mjr := v.Major(); mjr { case 2: switch mnr := v.Minor(); mnr { case 0: return nil } } return errors.Errorf("unsupported version %d.%d", v.Major(), v.Minor(), ) } // Marshal marshals Version into a protobuf binary form. // // Buffer is allocated when the argument is empty. // Otherwise, the first buffer is used. func (v *Version) Marshal(b ...[]byte) ([]byte, error) { var buf []byte if len(b) > 0 { buf = b[0] } return (*refs.Version)(v). StableMarshal(buf) } // Unmarshal unmarshals protobuf binary representation of Version. func (v *Version) Unmarshal(data []byte) error { return (*refs.Version)(v). Unmarshal(data) } // MarshalJSON encodes Version to protobuf JSON format. func (v *Version) MarshalJSON() ([]byte, error) { return (*refs.Version)(v). MarshalJSON() } // UnmarshalJSON decodes Version from protobuf JSON format. func (v *Version) UnmarshalJSON(data []byte) error { return (*refs.Version)(v). UnmarshalJSON(data) }