loader

README

MongoDB-Bson-Version-Loader-Helper

Documentation

Index

• Variables
• func AddVersionWrapperType(typeVal interface{}) dynamicstruct.DynamicStruct
• func GetVersionWrapperStruct(typeVal interface{}) dynamicstruct.DynamicStruct
• type AVersionCapture
• type D
• type HasVersion
• type Loader
  • func DefaultLoader(typeVal interface{}) Loader
• type LoaderRegistry
  • func NewLoaderRegistry(loadersL SLoaders, transformersT STransformers) *LoaderRegistry
  • func (l *LoaderRegistry) Load(src []byte, target Version) (HasVersion, error)
  • func (l *LoaderRegistry) Transform(data HasVersion, target Version) error
• type SLoaders
  • func (l SLoaders) SrcLoaders() SrcLoaders
• type STargetTransformers
• type STransformers
  • func (t STransformers) SrcToTargetTransformers() SrcToTargetTransformers
• type SrcLoaders
• type SrcToTargetTransformers
• type SrcToTargetVersions
• type TargetTransformers
• type Transformer
• type Version
  • func NewVersion(value string) (Version, error)
  • func NewVersionPanic(value string) Version
  • func (v Version) Greater(anotherVersion Version) bool
  • func (v Version) Less(anotherVersion Version) bool
  • func (v Version) MarshalBSONValue() (bsontype.Type, []byte, error)
  • func (v Version) NextMINOR() Version
  • func (v Version) NextPATCH() Version
  • func (v Version) String() string
  • func (v *Version) UnmarshalBSONValue(t bsontype.Type, src []byte) error
• type VersionCapture
  • func (v VersionCapture) GetData() interface{}
  • func (v VersionCapture) GetVersion() Version
  • func (v VersionCapture) MarshalBSON() ([]byte, error)
  • func (v *VersionCapture) SetData(d interface{})
  • func (v *VersionCapture) SetVersion(vv Version)
  • func (v *VersionCapture) UnmarshalBSON(src []byte) error
• type Versions
  • func (vs *Versions) Max() *Version

Variables

var InvalidVersionValue = xerrors.New("Invalid version value")

var LoaderNotFoundError = xerrors.New("cannot found loader handlers for src version")

var NoVersionTagError = xerrors.New("data not version field or with invalid 0.0 version")

var TransformerNotFoundError = xerrors.New("cannot found next transformer to the target version")

var TransformerSrcTypeIncorrectError = xerrors.New("src type for transformer is incorrect and failed to cast")

var VersionWrapperStructs = map[reflect.Type]dynamicstruct.DynamicStruct{}

Functions

func AddVersionWrapperType

func AddVersionWrapperType(typeVal interface{}) dynamicstruct.DynamicStruct

func GetVersionWrapperStruct

func GetVersionWrapperStruct(typeVal interface{}) dynamicstruct.DynamicStruct

Types

type AVersionCapture

type AVersionCapture VersionCapture

type D

type D interface{}

type HasVersion

type HasVersion interface {
	GetVersion() Version
	SetVersion(Version)
	GetData() interface{}
	SetData(interface{})
}

type Loader

type Loader func([]byte, HasVersion) error

func DefaultLoader

func DefaultLoader(typeVal interface{}) Loader

type LoaderRegistry

type LoaderRegistry struct {
	// contains filtered or unexported fields
}

func NewLoaderRegistry

func NewLoaderRegistry(loadersL SLoaders, transformersT STransformers) *LoaderRegistry

func (*LoaderRegistry) Load

func (l *LoaderRegistry) Load(src []byte, target Version) (HasVersion, error)

func (*LoaderRegistry) Transform

func (l *LoaderRegistry) Transform(data HasVersion, target Version) error

type SLoaders

type SLoaders map[string]interface{}

type SLoaders map[string]Loader

func (SLoaders) SrcLoaders

func (l SLoaders) SrcLoaders() SrcLoaders

type STargetTransformers

type STargetTransformers map[string]Transformer

type STransformers

type STransformers map[string]STargetTransformers

func (STransformers) SrcToTargetTransformers

func (t STransformers) SrcToTargetTransformers() SrcToTargetTransformers

type SrcLoaders

type SrcLoaders map[Version]Loader

type SrcToTargetTransformers

type SrcToTargetTransformers map[Version]TargetTransformers

type SrcToTargetVersions

type SrcToTargetVersions map[Version]Versions

type TargetTransformers

type TargetTransformers map[Version]Transformer

type Transformer

type Transformer func(HasVersion) error

type Version

type Version struct {
	MINOR int
	PATCH int
}

func NewVersion

func NewVersion(value string) (Version, error)

func NewVersionPanic

func NewVersionPanic(value string) Version

func (Version) Greater

func (v Version) Greater(anotherVersion Version) bool

func (Version) Less

func (v Version) Less(anotherVersion Version) bool

func (Version) MarshalBSONValue

func (v Version) MarshalBSONValue() (bsontype.Type, []byte, error)

func (Version) NextMINOR

func (v Version) NextMINOR() Version

func (Version) NextPATCH

func (v Version) NextPATCH() Version

func (Version) String

func (v Version) String() string

func (*Version) UnmarshalBSONValue

func (v *Version) UnmarshalBSONValue(t bsontype.Type, src []byte) error

type VersionCapture

type VersionCapture struct {
	Version Version
	D
}

func (VersionCapture) GetData

func (v VersionCapture) GetData() interface{}

func (VersionCapture) GetVersion

func (v VersionCapture) GetVersion() Version

func (VersionCapture) MarshalBSON

func (v VersionCapture) MarshalBSON() ([]byte, error)

func (*VersionCapture) SetData

func (v *VersionCapture) SetData(d interface{})

func (*VersionCapture) SetVersion

func (v *VersionCapture) SetVersion(vv Version)

func (*VersionCapture) UnmarshalBSON

func (v *VersionCapture) UnmarshalBSON(src []byte) error

type Versions

type Versions []Version

func (*Versions) Max

func (vs *Versions) Max() *Version