return "", false
		}
		var root string
		var err error
		if repl := Replacement(m); repl.Path != "" && repl.Version == "" {
			root = repl.Path
			if !filepath.IsAbs(root) {
				root = filepath.Join(replaceRelativeTo(), root)
			}
		} else if repl.Path != "" {
			root, err = modfetch.DownloadDir(ctx, repl)
		} else {
			root, err = modfetch.DownloadDir(ctx, m)
		}
		if err != nil {

Tamas Cservenak <******@****.***> 1706804704 +0100

Greg Hanson <******@****.***> 1702658677 -0500

Jianfei Hu <******@****.***> 1520814621 -0700

				nodes[lowest] = struct{}{}
			}
		}
	}

	// Sort roots by height. This makes the result deterministic
	// and also improves the error reporting.
	var roots []loader.Sym
	for k := range nodes {
		roots = append(roots, k)
	}
	sort.Slice(roots, func(i, j int) bool {
		h1, h2 := sc.height[roots[i]], sc.height[roots[j]]
		if h1 != h2 {
			return h1 > h2
		}
		// Secondary sort by Sym.

// - building one or more chains from the certificate to a root certificate;
// - checking fields are set as expected.
func VerifyCertificate(privPem []byte, certChainPem []byte, rootCertPem []byte, expectedFields *VerifyFields) error {
	roots := x509.NewCertPool()
	if rootCertPem != nil {
		if ok := roots.AppendCertsFromPEM(rootCertPem); !ok {
			return fmt.Errorf("failed to parse root certificate")
		}
	}

	},

	// #14: roots can exclude subtrees and that doesn't affect other names.
	{
		roots: []constraintsSpec{
			{
				bad: []string{"dns:.example.com"},
			},
		},
		intermediates: [][]constraintsSpec{
			{
				{},
			},
		},
		leaf: leafSpec{
			sans: []string{"dns:foo.com"},
		},
	},

	// #15: roots exclusions are effective.
	{
		roots: []constraintsSpec{
			{

        1 * watchable.stream() >> Stream.of(parent, child, grandchild)
    }

    private static List<String> rootsOf(FileHierarchySet set) {
        def roots = []
        set.visitRoots((root -> roots.add(root)))
        return roots
    }

        'nested'            | { MyCycleTask root -> CycleFirstNode.newInitializedRootCycle(root) }                                                            | "'<root>' and 'nested.secondNested.thirdNested.rootNested'"
        'nestedProperty'    | { MyCycleTask root -> TestUtil.propertyFactory().property(CycleFirstNode).value(CycleFirstNode.newInitializedRootCycle(root)) } | "'<root>' and 'nestedProperty.secondNested.thirdNested.rootNested'"

Rei Shimizu <******@****.***> 1619331846 +0900