go mod init example

cd subdir
go mod init example/subdir
sleep 2s  # allow go.mod mtime to be cached

go list -f '{{.Dir}}: {{.ImportPath}}' ./pkg
stdout $PWD${/}pkg': example/subdir/pkg$'

rm go.mod  # expose ../go.mod

go list -f '{{.Dir}}: {{.ImportPath}}' ./pkg
stdout $PWD${/}pkg': example/subdir/pkg$'

-- subdir/pkg/pkg.go --

	}

	// package unsafe is known to the type checker
	if bp.ImportPath == "unsafe" {
		return types.Unsafe, nil
	}

	// no need to re-import if the package was imported completely before
	pkg := p.packages[bp.ImportPath]
	if pkg != nil {
		if pkg == &importing {
			return nil, fmt.Errorf("import cycle through package %q", bp.ImportPath)
		}
		if !pkg.Complete() {

	}
	return message + hint
}

func (e *ImportMissingSumError) ImportPath() string {
	return e.importPath
}

type invalidImportError struct {
	importPath string
	err        error
}

func (e *invalidImportError) ImportPath() string {
	return e.importPath
}

func (e *invalidImportError) Error() string {
	return e.err.Error()
}

			pxtestErr = err
		}
		if p1.Incomplete {
			pxtestIncomplete = true
		}
		if p1.ImportPath == p.ImportPath {
			pxtestNeedsPtest = true
		} else {
			ximports = append(ximports, p1)
		}
		p.XTestImports[i] = p1.ImportPath
	}
	p.XTestEmbedFiles, xtestEmbed, err = resolveEmbed(p.Dir, p.XTestEmbedPatterns)
	if err != nil && pxtestErr == nil {
		pxtestErr = &PackageError{
			ImportStack: stk.Copy(),

# checksums needed to run 'go test all'.
cd m1
go mod tidy

go list -f '{{if eq .ImportPath "example.com/generics"}}{{.Module.GoVersion}}{{end}}' -deps -test example.com/m2/q
stdout 1.18
[!short] go test -o $devnull -c all

cat go.sum
replace 'example.com/generics v1.0.0/go.mod' 'example.com/notgenerics v1.0.0/go.mod' go.sum

! go list -f '{{if eq .ImportPath "example.com/generics"}}{{.Module.GoVersion}}{{end}}' -deps -test example.com/m2/q

	}
	return rr, err
}

var errUnknownSite = errors.New("dynamic lookup required to find mapping")

// repoRootFromVCSPaths attempts to map importPath to a repoRoot
// using the mappings defined in vcsPaths.
func repoRootFromVCSPaths(importPath string, security web.SecurityMode, vcsPaths []*vcsPath) (*RepoRoot, error) {
	if str.HasPathPrefix(importPath, "example.net") {

go list -f '{{.ImportPath}}: {{.ImportMap}}' fmt a/b
stdout 'fmt: map\[\]'
stdout 'a/b: map\[c/d:a/vendor/c/d\]'

# flag [fmt.test] should import fmt [fmt.test] as fmt
# fmt.test should import testing [fmt.test] as testing
# fmt.test should not import a modified os
go list -deps -test -f '{{.ImportPath}} MAP: {{.ImportMap}}{{"\n"}}{{.ImportPath}} IMPORT: {{.Imports}}' fmt

// using baseURL as a prefix for links to other packages.
//
// The possible forms returned by DefaultURL are:
//   - baseURL/ImportPath, for a link to another package
//   - baseURL/ImportPath#Name, for a link to a const, func, type, or var in another package
//   - baseURL/ImportPath#Recv.Name, for a link to a method in another package
//   - #Name, for a link to a const, func, type, or var in this package

				next = append(next, filepath.Join(dir, name))
			}
			if hasGoFiles {
				// It's a candidate.
				importPath := root.importPath
				if len(dir) > len(root.dir) {
					if importPath != "" {
						importPath += "/"
					}
					importPath += filepath.ToSlash(dir[len(root.dir)+1:])
				}
				d.scan <- Dir{importPath, dir, root.inModule}
			}
		}

	}
}

	restrict = flag.String("restrict", "", "restricted dependencies regex pattern (e.g. '^k8s.io/(apimachinery|client-go)/')")
)

type goPackage struct {
	Name         string
	ImportPath   string
	Imports      []string
	TestImports  []string
	XTestImports []string
}

func main() {
	flag.Parse()

	args := flag.Args()

	if len(args) != 1 {