Function CheckForExtensionUpdate

internal/update/update.go:51–78

CheckForExtensionUpdate checks whether an update exists for a specific extension based on extension type and recency of last check within past 24 hours.

(em extensions.ExtensionManager, ext extensions.Extension, now time.Time)

// CheckForExtensionUpdate checks whether an update exists for a specific extension based on extension type and recency of last check within past 24 hours.
func CheckForExtensionUpdate(em extensions.ExtensionManager, ext extensions.Extension, now time.Time) (*ReleaseInfo, error) {
	// local extensions cannot have updates, so avoid work that ultimately returns nothing.
	if ext.IsLocal() {
		return nil, nil
	}

	stateFilePath := filepath.Join(em.UpdateDir(ext.Name()), "state.yml")
	stateEntry, _ := getStateEntry(stateFilePath)
	if stateEntry != nil && now.Sub(stateEntry.CheckedForUpdateAt).Hours() < 24 {
		return nil, nil
	}

	releaseInfo := &ReleaseInfo{
		Version: ext.LatestVersion(),
		URL:     ext.URL(),
	}

	err := setStateEntry(stateFilePath, now, *releaseInfo)
	if err != nil {
		return nil, err
	}

	if ext.UpdateAvailable() {
		return releaseInfo, nil
	}

	return nil, nil
}

// ShouldCheckForUpdate decides whether we check for updates for the GitHub CLI based on user preferences and current execution context.
func ShouldCheckForUpdate() bool {