Method Compare

upgrade/upgrade.go:76–100

Compare compares v with other version, and tells if v is equal, less, or greater than other. It interprets nil as &version{major: 0, minor: 0, patch: 0}

(other *version)

// Compare compares v with other version, and tells if v is equal, less, or greater than other.
// It interprets nil as &version{major: 0, minor: 0, patch: 0}
func (v *version) Compare(other *version) versionComparisonResult {
	if v == nil {
		v = zeroVersion
	}
	if other == nil {
		other = zeroVersion
	}

	switch {
	case v.major > other.major:
		return greater
	case v.major < other.major:
		return less
	case v.minor > other.minor:
		return greater
	case v.minor < other.minor:
		return less
	case v.patch > other.patch:
		return greater
	case v.patch < other.patch:
		return less
	}

	return equal
}

// change represents the action that needs to be taken during upgrade as a result of some breaking
// change