update

Documentation

Index

• func FindAsset(release *Release) string
• func Update(currentVersion, commit string) error
• type Asset
• type InstallMethod
  • func DetectInstallMethod(version, commit string) InstallMethod
• type Release
  • func CheckLatest() (*Release, error)
• type Version
  • func ParseVersion(s string) (Version, error)
  • func (v Version) Compare(other Version) int
  • func (v Version) IsNewerThan(other Version) bool
  • func (v Version) String() string

Functions

func FindAsset

func FindAsset(release *Release) string

FindAsset returns the download URL for the current OS/arch from the release assets.

func Update

func Update(currentVersion, commit string) error

Update performs a self-update of the binary.

Types

type Asset

type Asset struct {
	Name               string `json:"name"`
	BrowserDownloadURL string `json:"browser_download_url"`
}

Asset represents a downloadable file from a GitHub release.

type InstallMethod

type InstallMethod int

InstallMethod describes how the binary was installed.

const (
	MethodSourceBuild InstallMethod = iota
	MethodGoInstall
	MethodPrebuilt
)

func DetectInstallMethod

func DetectInstallMethod(version, commit string) InstallMethod

DetectInstallMethod determines how the binary was installed.

type Release

type Release struct {
	TagName string  `json:"tag_name"`
	Assets  []Asset `json:"assets"`
}

Release represents the relevant fields from a GitHub release.

func CheckLatest

func CheckLatest() (*Release, error)

CheckLatest fetches the latest release from GitHub and returns it.

type Version

type Version struct {
	Major      int
	Minor      int
	Patch      int
	PreRelease string // e.g. "dev", "rc1"
}

Version represents a parsed semantic version.

func ParseVersion

func ParseVersion(s string) (Version, error)

ParseVersion parses a version string like "1.2.3", "v1.2.3", or "1.2.3-dev".

func (Version) Compare

func (v Version) Compare(other Version) int

Compare returns -1, 0, or 1 comparing v to other. Pre-release versions are considered older than the same version without pre-release.

func (Version) IsNewerThan

func (v Version) IsNewerThan(other Version) bool

IsNewerThan returns true if v is strictly newer than other.

func (Version) String

func (v Version) String() string

String returns the version as "X.Y.Z" or "X.Y.Z-pre".