nodefs: rename DefaultOperations to OperationStubs

nodefs/README.md

@@ -53,10 +53,4 @@ Decisions
 To decide
 =========
 
-   * A better name for DefaultOperations.
-   
-       * InodeLink
-       * ReadonlyOperations
-       * BaseOperations
-       
    * implement remaining file types (exercise Mknod)

nodefs/api.go

@@ -65,7 +65,7 @@ import (
 )
 
 // Operations is the interface that implements the filesystem inode.
-// Each Operations instance must embed DefaultNode. All error
+// Each Operations instance must embed OperationStubs. All error
 // reporting must use the syscall.Errno type. The value 0 (`OK`)
 // should be used to indicate success.
 type Operations interface {
@@ -79,12 +79,11 @@ type Operations interface {
 	// Inode returns the *Inode associated with this Operations
 	// instance.  The identity of the Inode does not change over
 	// the lifetime of the node object.  Inode() is provided by
-	// DefaultOperations, and should not be reimplemented.
+	// OperationStubs, and should not be reimplemented.
 	Inode() *Inode
 
 	// StatFs implements statistics for the filesystem that holds
-	// this Inode. DefaultNode implements this, because OSX
-	// filesystem must have a valid StatFs implementation.
+	// this Inode.
 	StatFs(ctx context.Context, out *fuse.StatfsOut) syscall.Errno
 
 	// Access should return if the caller can access the file with

nodefs/cache_test.go

@@ -19,7 +19,7 @@ import (
 )
 
 type keepCacheFile struct {
-	DefaultOperations
+	OperationStubs
 	keepCache bool
 
 	mu      sync.Mutex
@@ -62,7 +62,7 @@ func (f *keepCacheFile) Read(ctx context.Context, fh FileHandle, dest []byte, of
 }
 
 type keepCacheRoot struct {
-	DefaultOperations
+	OperationStubs
 
 	keep, nokeep *keepCacheFile
 }

nodefs/directio_test.go

@@ -17,7 +17,7 @@ import (
 )
 
 type dioRoot struct {
-	DefaultOperations
+	OperationStubs
 }
 
 func (r *dioRoot) OnAdd(ctx context.Context) {
@@ -27,7 +27,7 @@ func (r *dioRoot) OnAdd(ctx context.Context) {
 // A file handle that pretends that every hole/data starts at
 // multiples of 1024
 type dioFH struct {
-	DefaultFileHandle
+	FileHandleStubs
 }
 
 func (f *dioFH) Lseek(ctx context.Context, off uint64, whence uint32) (uint64, syscall.Errno) {
@@ -42,7 +42,7 @@ func (fh *dioFH) Read(ctx context.Context, data []byte, off int64) (fuse.ReadRes
 
 // overrides Open so it can return a dioFH file handle
 type dioFile struct {
-	DefaultOperations
+	OperationStubs
 }
 
 func (f *dioFile) Open(ctx context.Context, flags uint32) (fh FileHandle, fuseFlags uint32, errno syscall.Errno) {

nodefs/interrupt_test.go

@@ -17,12 +17,12 @@ import (
 )
 
 type interruptRoot struct {
-	DefaultOperations
+	OperationStubs
 	child interruptOps
 }
 
 type interruptOps struct {
-	DefaultOperations
+	OperationStubs
 	interrupted bool
 }
 

nodefs/loopback.go

@@ -41,7 +41,7 @@ func (n *loopbackRoot) GetAttr(ctx context.Context, out *fuse.AttrOut) syscall.E
 }
 
 type loopbackNode struct {
-	DefaultOperations
+	OperationStubs
 }
 
 func (n *loopbackNode) root() *loopbackRoot {

nodefs/zip_test.go

@@ -106,7 +106,7 @@ func TestZipFS(t *testing.T) {
 
 // zipFile is a file read from a zip archive.
 type zipFile struct {
-	DefaultOperations
+	OperationStubs
 	file *zip.File
 
 	mu   sync.Mutex
@@ -157,7 +157,7 @@ func (zf *zipFile) Read(ctx context.Context, f FileHandle, dest []byte, off int6
 // zipRoot is the root of the Zip filesystem. Its only functionality
 // is populating the filesystem.
 type zipRoot struct {
-	DefaultOperations
+	OperationStubs
 
 	r *zip.Reader
 }
@@ -177,7 +177,7 @@ func (zr *zipRoot) OnAdd(ctx context.Context) {
 			}
 			ch := p.GetChild(component)
 			if ch == nil {
-				ch = p.NewPersistentInode(ctx, &DefaultOperations{},
+				ch = p.NewPersistentInode(ctx, &OperationStubs{},
 					NodeAttr{Mode: fuse.S_IFDIR})
 				p.AddChild(component, ch, true)
 			}