Rework the Destination filesystem to make --renderStaticToDisk work

See #9626

1 files changed, 8 insertions, 0 deletions

diff --git a/hugofs/filename_filter_fs.go b/hugofs/filename_filter_fs.go
index 2a11335a3..4ecd1f55a 100644
--- a/hugofs/filename_filter_fs.go
+++ b/hugofs/filename_filter_fs.go
@@ -23,6 +23,10 @@ import (
 	"github.com/spf13/afero"
 )
 
+var (
+	_ FilesystemUnwrapper = (*filenameFilterFs)(nil)
+)
+
 func newFilenameFilterFs(fs afero.Fs, base string, filter *glob.FilenameFilter) afero.Fs {
 	return &filenameFilterFs{
 		fs:     fs,
@@ -39,6 +43,10 @@ type filenameFilterFs struct {
 	filter *glob.FilenameFilter
 }
 
+func (fs *filenameFilterFs) UnwrapFilesystem() afero.Fs {
+	return fs.fs
+}
+
 func (fs *filenameFilterFs) LstatIfPossible(name string) (os.FileInfo, bool, error) {
 	fi, b, err := fs.fs.(afero.Lstater).LstatIfPossible(name)
 	if err != nil {