func path/filepath.Split

4 uses

	path/filepath (current package)
		match.go#L255: 	dir, file := Split(pattern)
		path.go#L196: func Split(path string) (dir, file string) {

	net/http
		fs.go#L724: 	dir, file := filepath.Split(name)

	src.elv.sh/pkg/edit/complete
		generators.go#L95: 	dir, fileprefix := filepath.Split(seed)