Function dmntk_common::to_rdnn
source · pub fn to_rdnn(input: &str) -> Option<String>
Expand description
Converts an URI into its RDNN-like equivalent.
Unless the input namespace URI is invalid or does not contain a domain name,
this function returns its RDNN-like equivalent. Domain name segments are reversed,
path segments order is preserved, all segments are joined with
the forward slash /
character.
Returns None
for namespace URIs that can not be converted to its RDNN-like equivalent.
§Examples
use dmntk_common::to_rdnn;
let rdnn = to_rdnn("https://dmntk.io/system-1/component-1");
assert_eq!(Some("io/dmntk/system-1/component-1".to_string()), rdnn);
let rdnn = to_rdnn("https://dmntk.io");
assert_eq!(Some("io/dmntk".to_string()), rdnn);
let rdnn = to_rdnn("dmntk.io");
assert_eq!(None, rdnn);