// ReadDir via os.ReadDir
func (fs *DefaultFs) ReadDir(dirname string) ([]os.DirEntry, error) {
	return os.ReadDir(fs.prefix(dirname))
}

// Walk via filepath.Walk
func (fs *DefaultFs) Walk(root string, walkFn filepath.WalkFunc) error {
	return filepath.Walk(fs.prefix(root), walkFn)
}

// defaultFile implements File using same-named functions from "os"
type defaultFile struct {
	file *os.File
}

				break
			}
			return err
		}
	}
	return nil
}

// WalkDir walks the file tree rooted at root, calling fn for each file or
// directory in the tree, including root.
//
// All errors that arise visiting files and directories are filtered by fn:
// see the [fs.WalkDirFunc] documentation for details.
//
// The files are walked in lexical order, which makes the output deterministic

        return new AbstractTypeMetadataWalker.InstanceTypeMetadataWalker(typeMetadataStore, nestedAnnotation);
    }

    /**
     * A factory method for a walker that can visit property hierarchy declared by a type.
     *
     * Type walker can detect a nested property cycle and stop walking the path with a cycle, no exception is thrown.
     */

		if n.Elt != nil {
			Walk(v, n.Elt)
		}

	case *FuncLit:
		Walk(v, n.Type)
		Walk(v, n.Body)

	case *CompositeLit:
		if n.Type != nil {
			Walk(v, n.Type)
		}
		walkList(v, n.Elts)

	case *ParenExpr:
		Walk(v, n.X)

	case *SelectorExpr:
		Walk(v, n.X)
		Walk(v, n.Sel)

	case *IndexExpr:
		Walk(v, n.X)
		Walk(v, n.Index)

	case *IndexListExpr:
		Walk(v, n.X)

	call.Fun = walkExpr(call.Fun, &init)

	if len(init) > 0 {
		init.Append(n)
		return ir.NewBlockStmt(n.Pos(), init)
	}
	return n
}

// walkIf walks an OIF node.
func walkIf(n *ir.IfStmt) ir.Node {
	n.Cond = walkExpr(n.Cond, n.PtrInit())
	walkStmtList(n.Body)
	walkStmtList(n.Else)
	return n

    @Rule
    SetSystemProperties setSystemPropertiesRule

    protected abstract List<T> getWalkers()

    def "basic directory walking works - walker: #walkerInstance.class.simpleName"() {
        given:
        def rootDir = tmpDir.createDir("root")
        def rootTextFile = rootDir.file("a.txt").createFile()

     */
    Stream<FileSystemLocationSnapshot> roots();

    /**
     * Walks the whole hierarchy represented by this snapshot.
     *
     * The walk is depth first.
     */
    SnapshotVisitResult accept(FileSystemSnapshotHierarchyVisitor visitor);

    /**
     * Walks the whole hierarchy represented by this snapshot.
     *
     * The walk is depth first.
     */

                generateFilesAndSubDirectories(subDir, fileCount, dirCount, maxDepth, currentDepth + 1, fileIdGenerator)
            }
        }
    }

    def "file walker sees a snapshot of file metadata even if files are deleted after walking has started"() {
        given:
        def rootDir = tmpDir.createDir("root")
        long minimumTimestamp = (System.currentTimeMillis() / 1000 * 1000) - 2000

Laura Kassovic <******@****.***> 1701107622 -0800

        Object doSomething() { null }
    }

    interface Iface {}

    class Child extends Base implements Serializable, Iface {
        @Nullable
        Object doSomething() { null }
    }

    def "walking type hierarchy happens breadth-first"() {
        def visitor = Mock(Types.TypeVisitor)
        when:
        Types.walkTypeHierarchy(Child, [Object, GroovyObject], visitor)