WIP: provide stub for RemoveAll in wasi?

Author: dkegel-fastly

src/os/path_other.go

@@ -0,0 +1,31 @@
+// +build baremetal js
+
+// Copyright 2009 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package os
+
+import (
+	"syscall"
+)
+
+// MkdirAll creates a directory named path,
+// along with any necessary parents, and returns nil,
+// or else returns an error.
+// The permission bits perm (before umask) are used for all
+// directories that MkdirAll creates.
+// If path is already a directory, MkdirAll does nothing
+// and returns nil.
+//func MkdirAll(path string, perm FileMode) error {
+//	return &PathError{Op: "MkdirAll", Path: path, Err: syscall.ENOSYS}
+//}
+
+// RemoveAll removes path and any children it contains.
+// It removes everything it can but returns the first error
+// it encounters. If the path does not exist, RemoveAll
+// returns nil (no error).
+// If there is an error, it will be of type *PathError.
+func RemoveAll(path string) error {
+	return &PathError{Op: "RemoveAll", Path: path, Err: syscall.ENOSYS}
+}