all: Remove unused code

Using x/tools/cmd/deadcode

hugofs/fileinfo.go

@@ -15,6 +15,7 @@
 package hugofs
 
 import (
+	"errors"
 	"os"
 	"path/filepath"
 	"reflect"
@@ -28,8 +29,6 @@ import (
 	"github.com/gohugoio/hugo/hugofs/files"
 	"golang.org/x/text/unicode/norm"
 
-	"errors"
-
 	"github.com/gohugoio/hugo/common/hreflect"
 	"github.com/gohugoio/hugo/common/htime"
 
@@ -224,7 +223,8 @@ func newDirNameOnlyFileInfo(name string, meta *FileMeta, fileOpener func() (afer
 func decorateFileInfo(
 	fi os.FileInfo,
 	fs afero.Fs, opener func() (afero.File, error),
-	filename, filepath string, inMeta *FileMeta) FileMetaInfo {
+	filename, filepath string, inMeta *FileMeta,
+) FileMetaInfo {
 	var meta *FileMeta
 	var fim FileMetaInfo
 
@@ -289,13 +289,6 @@ func fileInfosToNames(fis []os.FileInfo) []string {
 	return names
 }
 
-func fromSlash(filenames []string) []string {
-	for i, name := range filenames {
-		filenames[i] = filepath.FromSlash(name)
-	}
-	return filenames
-}
-
 func sortFileInfos(fis []os.FileInfo) {
 	sort.Slice(fis, func(i, j int) bool {
 		fimi, fimj := fis[i].(FileMetaInfo), fis[j].(FileMetaInfo)

hugofs/filename_filter_fs.go

@@ -23,9 +23,7 @@ import (
 	"github.com/spf13/afero"
 )
 
-var (
-	_ FilesystemUnwrapper = (*filenameFilterFs)(nil)
-)
+var _ FilesystemUnwrapper = (*filenameFilterFs)(nil)
 
 func newFilenameFilterFs(fs afero.Fs, base string, filter *glob.FilenameFilter) afero.Fs {
 	return &filenameFilterFs{
@@ -93,12 +91,6 @@ func (fs *filenameFilterFs) Stat(name string) (os.FileInfo, error) {
 	return fi, err
 }
 
-func (fs *filenameFilterFs) getOpener(name string) func() (afero.File, error) {
-	return func() (afero.File, error) {
-		return fs.Open(name)
-	}
-}
-
 type filenameFilterDir struct {
 	afero.File
 	base   string
@@ -162,9 +154,11 @@ func (fs *filenameFilterFs) RemoveAll(p string) error {
 func (fs *filenameFilterFs) Rename(o, n string) error {
 	return syscall.EPERM
 }
+
 func (fs *filenameFilterFs) Create(n string) (afero.File, error) {
 	return nil, syscall.EPERM
 }
+
 func (fs *filenameFilterFs) Name() string {
 	return "FinameFilterFS"
 }

hugofs/fs.go

@@ -60,14 +60,7 @@ type Fs struct {
 	WorkingDirWritable afero.Fs
 }
 
-// NewDefault creates a new Fs with the OS file system
-// as source and destination file systems.
-func NewDefault(conf config.BaseConfig) *Fs {
-	fs := Os
-	return NewFrom(fs, conf)
-}
-
-func NewDefaultOld(cfg config.Provider) *Fs {
+func NewDefault(cfg config.Provider) *Fs {
 	workingDir, publishDir := getWorkingPublishDir(cfg)
 	fs := Os
 	return newFs(fs, fs, workingDir, publishDir)
@@ -99,7 +92,6 @@ func getWorkingPublishDir(cfg config.Provider) (string, string) {
 		publishDir = cfg.GetString("publishDir")
 	}
 	return workingDir, publishDir
-
 }
 
 func newFs(source, destination afero.Fs, workingDir, publishDir string) *Fs {
@@ -166,7 +158,7 @@ func MakeReadableAndRemoveAllModulePkgDir(fs afero.Fs, dir string) (int, error)
 		}
 		if info.IsDir() {
 			counter++
-			fs.Chmod(path, 0777)
+			fs.Chmod(path, 0o777)
 		}
 		return nil
 	})
@@ -217,7 +209,6 @@ func WalkFilesystems(fs afero.Fs, fn WalkFn) bool {
 		if WalkFilesystems(afs.UnwrapFilesystem(), fn) {
 			return true
 		}
-
 	} else if bfs, ok := fs.(FilesystemsUnwrapper); ok {
 		for _, sf := range bfs.UnwrapFilesystems() {
 			if WalkFilesystems(sf, fn) {

hugofs/fs_test.go

@@ -30,7 +30,6 @@ func TestIsOsFs(t *testing.T) {
 	c.Assert(IsOsFs(&afero.MemMapFs{}), qt.Equals, false)
 	c.Assert(IsOsFs(afero.NewBasePathFs(&afero.MemMapFs{}, "/public")), qt.Equals, false)
 	c.Assert(IsOsFs(afero.NewBasePathFs(Os, t.TempDir())), qt.Equals, true)
-
 }
 
 func TestNewDefault(t *testing.T) {
@@ -38,7 +37,7 @@ func TestNewDefault(t *testing.T) {
 	v := config.New()
 	v.Set("workingDir", t.TempDir())
 	v.Set("publishDir", "public")
-	f := NewDefaultOld(v)
+	f := NewDefault(v)
 
 	c.Assert(f.Source, qt.IsNotNil)
 	c.Assert(f.Source, hqt.IsSameType, new(afero.OsFs))