func GetInstalledPackages()

in packages/packages_linux.go [96:163]
67 lines of code
14 McCabe index (conditional complexity)

func GetInstalledPackages(ctx context.Context) (*Packages, error) {
	pkgs := &Packages{}
	var errs []string
	if RPMQueryExists {
		rpm, err := InstalledRPMPackages(ctx)
		if err != nil {
			msg := fmt.Sprintf("error listing installed rpm packages: %v", err)
			clog.Debugf(ctx, "Error: %s", msg)
			errs = append(errs, msg)
		} else {
			pkgs.Rpm = rpm
		}
	}
	if ZypperExists {
		zypperPatches, err := ZypperInstalledPatches(ctx)
		if err != nil {
			msg := fmt.Sprintf("error getting zypper installed patches: %v", err)
			clog.Debugf(ctx, "Error: %s", msg)
			errs = append(errs, msg)
		} else {
			pkgs.ZypperPatches = zypperPatches
		}
	}
	if DpkgQueryExists {
		deb, err := InstalledDebPackages(ctx)
		if err != nil {
			msg := fmt.Sprintf("error listing installed deb packages: %v", err)
			clog.Debugf(ctx, "Error: %s", msg)
			errs = append(errs, msg)
		} else {
			pkgs.Deb = deb
		}
	}
	if COSPkgInfoExists {
		cos, err := InstalledCOSPackages()
		if err != nil {
			msg := fmt.Sprintf("error listing installed COS packages: %v", err)
			clog.Debugf(ctx, "Error: %s", msg)
			errs = append(errs, msg)
		} else {
			pkgs.COS = cos
		}
	}
	if GemExists {
		gem, err := InstalledGemPackages(ctx)
		if err != nil {
			msg := fmt.Sprintf("error listing installed gem packages: %v", err)
			clog.Debugf(ctx, "Error: %s", msg)
		} else {
			pkgs.Gem = gem
		}
	}
	if PipExists {
		pip, err := InstalledPipPackages(ctx)
		if err != nil {
			msg := fmt.Sprintf("error listing installed pip packages: %v", err)
			clog.Debugf(ctx, "Error: %s", msg)
		} else {
			pkgs.Pip = pip
		}
	}

	var err error
	if len(errs) != 0 {
		err = errors.New(strings.Join(errs, "\n"))
	}
	return pkgs, err
}