"path"
	"path/filepath"
	"sort"
	"strings"
	"time"

	"cmd/go/internal/gover"
	"cmd/go/internal/modfetch/codehost"

	"golang.org/x/mod/modfile"
	"golang.org/x/mod/module"
	"golang.org/x/mod/semver"
	modzip "golang.org/x/mod/zip"
)

// A codeRepo implements modfetch.Repo using an underlying codehost.Repo.
type codeRepo struct {
	modPath string

	// code is the repository containing this module.
	code codehost.Repo

	"cmd/go/internal/lockedfile"
	"cmd/go/internal/par"
	"cmd/go/internal/robustio"
	"cmd/go/internal/str"
	"cmd/go/internal/trace"

	"golang.org/x/mod/module"
	"golang.org/x/mod/sumdb/dirhash"
	modzip "golang.org/x/mod/zip"
)

var downloadCache par.ErrCache[module.Version, string] // version → directory

var ErrToolchain = errors.New("internal error: invalid operation on toolchain module")

	isStd, err = strconv.ParseBool(parts[1])
	if err != nil {
		return errorf("%v: non-boolean .Standard in output: %q", cmd, out)
	}
	if len(parts) >= 4 {
		modPath = parts[2]
		modDir = parts[3]
	}

	return importPath, isStd, modPath, modDir, nil
}

// adbCopyTree copies testdata, go.mod, go.sum files from subdir
// and from parent directories all the way up to the root of subdir.

	SYS_FHSTAT                   = 299 // { int fhstat(const struct fhandle *u_fhp, \
	SYS_MODNEXT                  = 300 // { int modnext(int modid); }
	SYS_MODSTAT                  = 301 // { int modstat(int modid, \
	SYS_MODFNEXT                 = 302 // { int modfnext(int modid); }
	SYS_MODFIND                  = 303 // { int modfind(const char *name); }
	SYS_KLDLOAD                  = 304 // { int kldload(const char *file); }

					mainModules[first] = true
					mainModulesList = append(mainModulesList, first)
				}
			}
			modMap[first] = append(modMap[first], second)
		} else {
			// skip invalid line
			log.Printf("!!!invalid line in mod.graph: %s", line)
			continue
		}
	}
	return mainModulesList, modMap
}

// difference returns a-b and b-a as sorted lists
func difference(a, b []string) ([]string, []string) {

		// Inbound downstream metrics are named as: http.{pod_ip}_{port}.downstream_rq_*
		// Other outbound downstream metrics are numerous and not very interesting for a sidecar.
		// specifying http.{pod_ip}_  as a prefix will capture these downstream metrics.
		return substituteValues(inclusionOption, "{pod_ip}", nodeIPs)
	}

	extraStatTags := make([]string, 0, len(config.ExtraStatTags))

) Setter {
	var nodeIP, secondaryNodeIP net.IP
	if len(nodeIPs) > 0 {
		nodeIP = nodeIPs[0]
	}
	preferIPv4 := nodeIP == nil || nodeIP.To4() != nil
	isPreferredIPFamily := func(ip net.IP) bool { return (ip.To4() != nil) == preferIPv4 }
	nodeIPSpecified := nodeIP != nil && !nodeIP.IsUnspecified()

	if len(nodeIPs) > 1 {
		secondaryNodeIP = nodeIPs[1]
	}

			Labels:    map[string]string{"app": "foo"},
		},
		Status: corev1.PodStatus{PodIP: "2.3.4.5"},
	}
	pc.CreateOrUpdateStatus(pod)
	pc.CreateOrUpdateStatus(pod2)
	assert.EventuallyEqual(t, fetcherSorted(SimpleEndpoints), []SimpleEndpoint{
		{pod2.Name, svc.Name, pod2.Namespace, pod2.Status.PodIP},
		{pod.Name, svc.Name, pod.Namespace, pod.Status.PodIP},
	})
}

type PodSizeCount struct {
	Named
	MatchingSizes int

	SYS_FHOPEN                   = 298 // { int fhopen(const struct fhandle *u_fhp, int flags); }
	SYS_MODNEXT                  = 300 // { int modnext(int modid); }
	SYS_MODSTAT                  = 301 // { int modstat(int modid, struct module_stat* stat); }
	SYS_MODFNEXT                 = 302 // { int modfnext(int modid); }
	SYS_MODFIND                  = 303 // { int modfind(const char *name); }

	SYS_FHOPEN                   = 298 // { int fhopen(const struct fhandle *u_fhp, int flags); }
	SYS_MODNEXT                  = 300 // { int modnext(int modid); }
	SYS_MODSTAT                  = 301 // { int modstat(int modid, struct module_stat* stat); }
	SYS_MODFNEXT                 = 302 // { int modfnext(int modid); }
	SYS_MODFIND                  = 303 // { int modfind(const char *name); }