Comparaison Table: fs / base / shell

dir_

fs	base	shell
`dir_ls("/path")`	`list.files("/path")`	`ls /path`
`dir_info("/path")`	`do.call(rbind, lapply(list.files("/path"), file.info))`	`ls -al /path`
`dir_copy("/path", "/new-path")`	`dir.create("/new-path"); file.copy("/path", "/new-path", recursive=TRUE)`	`cp /path /new-path`
`dir_create("/path")`	`dir.create("/path")`	`mkdir /path`
`dir_delete("/path")`	`unlink("/path", recursive = TRUE)`	`rm -rf /path`
`dir_exists("/path")`	`dir.exists("/path")`	`if [ -d "/path" ]; then ... ; fi`
~~`dir_move()`~~... (Nope, see `file_move`!)	`file.rename("/path", "/new-path")`	`mv /path /new-path`

fs	base	shell
`file_chmod("/path", "mode")`	No easy way	`chmod mode /path`
`file_chown("path", "user_id", "group_id")`	No easy way	`chown options /path`
`file_copy("/path", "/new-path")`	`file.copy("/path", "/new-path")`	`cp /path /new-path`
`file_create("/new-path")`	`file.create("/new-path")`	`touch /new-path`
`file_delete("/path")`	`unlink("/path")`	`rm /path`
`file_exists("/path")`	`file.exists("/path")`	`if [ -f "/path" ]; then ... ; fi`
`file_info("/path")`	`file.info("/path")`	`ls -al /path`
`file_move("/path", "/new-path")`	`file.rename("/path", "/new-path")`	`mv /path /new-path`
`file_show("/path")`	`browseURL("path")`	`open /path`
`file_temp`	TODO	TODO
`file_touch()` (doesn't create file)	TODO	TODO

fs	base	shell
`path("top_dir", "nested_dir", "file", ext = "ext")`	`file.path("top_dir", "nested_dir", "file.ext")`	`top_dir/nested_dir/file.ext`
`path_expand("~/path")`	`path.expand()`	Need scripting.
`path_dir("/path")`	`dirname("/path")`	`dirname /path`
`path_file("/path")`	`basename("/path")`	`basename /path`
`path_home()`	`path.expand("~")`	`$HOME`
`path_ext_remove("/path")`	`sub("\\.[a-zA-Z0-9]*$", "", "/path")`	Need scripting.
`path_ext_set("/path", "new_ext")`	`sub("\\.[a-zA-Z0-9]*$", "new_ext", "/path")`	Need scripting.