}

    def "treats '#extension' as archive"() {
        def archive = file("archive.${extension}")
        def contents = file("archiveContents").createDir()
        def ignoredFile = contents.file("ignored.txt")
        ignoredFile << "this file is ignored"
        def nonIgnoredFile = contents.file("not-ignored.txt")
        nonIgnoredFile << "this file is not ignored"
        contents.zipTo(archive)

                dependencies {
                    ${dependencies.collect { "implementation ${it}" }.join('\n')}
                }
            """
        }

        def ignoredFile = file('foo.txt') << 'should not throw an error during compile classpath snapshotting'
        file('bar.txt') << 'should be ignored, too'
        file('src/main/java/Hello.java') << 'public class Hello {}'

	// Get the files in the path.
	patchSets, patchFiles, ignoredFiles, err := getPatchSetsFromPath(path, knownTargets, output)
	if err != nil {
		return nil, err
	}

	if len(patchFiles) > 0 {
		fmt.Fprintf(output, "[patches] Found the following patch files: %v\n", patchFiles)
	}
	if len(ignoredFiles) > 0 {
		fmt.Fprintf(output, "[patches] Ignored the following files: %v\n", ignoredFiles)
	}

	pm := &PatchManager{

				t.Fatalf("expected patch files:\n%+v\ngot:\n%+v", tc.expectedPatchFiles, patchFiles)
			}
			if !reflect.DeepEqual(tc.expectedIgnoredFiles, ignoredFiles) {
				t.Fatalf("expected ignored files:\n%+v\ngot:\n%+v", tc.expectedIgnoredFiles, ignoredFiles)
			}
			if !reflect.DeepEqual(tc.expectedPatchSets, patchSets) {
				t.Fatalf("expected patch sets:\n%+v\ngot:\n%+v", tc.expectedPatchSets, patchSets)
			}
		})

			}

			pass := &analysis.Pass{
				Analyzer:          a,
				Fset:              fset,
				Files:             files,
				OtherFiles:        cfg.NonGoFiles,
				IgnoredFiles:      cfg.IgnoredFiles,
				Pkg:               pkg,
				TypesInfo:         info,
				TypesSizes:        tc.Sizes,
				TypeErrors:        nil, // unitchecker doesn't RunDespiteErrors
				ResultOf:          inputs,

	if slicesContains(pass.OtherFiles, filename) ||
		slicesContains(pass.IgnoredFiles, filename) {
		return nil
	}
	for _, f := range pass.Files {
		// TODO(adonovan): use go1.20 f.FileStart
		if pass.Fset.File(f.Pos()).Name() == filename {
			return nil
		}
	}
	return fmt.Errorf("Pass.ReadFile: %s is not among OtherFiles, IgnoredFiles, or names of Files", filename)
}

func packageDir(pkg *packages.Package) string {
	if len(pkg.GoFiles) > 0 {
		return filepath.Dir(pkg.GoFiles[0])
	}
	if len(pkg.IgnoredFiles) > 0 {
		return filepath.Dir(pkg.IgnoredFiles[0])
	}
	return ""
}

type FileFormat struct {
	Rules        []Rule
	InverseRules []Rule

	path string
}

// A single import restriction rule.

reporting diagnostics and other information back to the driver.

	type Pass struct {
		Fset         *token.FileSet
		Files        []*ast.File
		OtherFiles   []string
		IgnoredFiles []string
		Pkg          *types.Package
		TypesInfo    *types.Info
		ResultOf     map[*Analyzer]interface{}
		Report       func(Diagnostic)
		...
	}

				item.Source = info.Source
			}
			if err := fn(item, nil); err != nil {
				errs = append(errs, err)
			}
		}
		return utilerrors.NewAggregate(errs)
	})
}

func ignoreFile(path string, extensions []string) bool {
	if len(extensions) == 0 {
		return false
	}
	ext := filepath.Ext(path)
	for _, s := range extensions {
		if s == ext {
			return false
		}
	}

				if x, err := constraint.Parse(text); err == nil {
					if !ctxt.eval(x, allTags) {
						shouldBuild = false
					}
				}
			}
		}

		ext := nameExt(name)
		if !shouldBuild || tf.ignoreFile() {
			if ext == ".go" {
				p.IgnoredGoFiles = append(p.IgnoredGoFiles, name)
			} else if fileListForExt(p, ext) != nil {
				p.IgnoredOtherFiles = append(p.IgnoredOtherFiles, name)
			}
			continue
		}