query
On this page

nameFromURL

lib.nameFromURL

Docs pulled from | This Revision | 10 minutes ago


Extract name and version from a URL as shown in the examples.

Separator sep is used to determine the end of the extension.

Inputs

url
1. Function argument
sep
2. Function argument

Type

nameFromURL :: String -> String

Examples

lib.strings.nameFromURL usage example

nameFromURL "https://nixos.org/releases/nix/nix-1.7/nix-1.7-x86_64-linux.tar.bz2" "-"
=> "nix"
nameFromURL "https://nixos.org/releases/nix/nix-1.7/nix-1.7-x86_64-linux.tar.bz2" "_"
=> "nix-1.7-x86"
(lib.strings.nameFromURL)

Noogle detected

Aliases

Implementation

The following is the current implementation of this function.

nameFromURL = url: sep:
    let
      components = splitString "/" url;
      filename = lib.last components;
      name = head (splitString sep filename);
    in assert name != filename; name;