diff options
Diffstat (limited to 'nixos/modules/misc/wordlist.nix')
-rw-r--r-- | nixos/modules/misc/wordlist.nix | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/nixos/modules/misc/wordlist.nix b/nixos/modules/misc/wordlist.nix new file mode 100644 index 00000000000..988b522d743 --- /dev/null +++ b/nixos/modules/misc/wordlist.nix @@ -0,0 +1,59 @@ +{ config, lib, pkgs, ... }: +with lib; +let + concatAndSort = name: files: pkgs.runCommand name {} '' + awk 1 ${lib.escapeShellArgs files} | sed '{ /^\s*$/d; s/^\s\+//; s/\s\+$// }' | sort | uniq > $out + ''; +in +{ + options = { + environment.wordlist = { + enable = mkEnableOption "environment variables for lists of words"; + + lists = mkOption { + type = types.attrsOf (types.nonEmptyListOf types.path); + + default = { + WORDLIST = [ "${pkgs.scowl}/share/dict/words.txt" ]; + }; + + defaultText = literalExpression '' + { + WORDLIST = [ "''${pkgs.scowl}/share/dict/words.txt" ]; + } + ''; + + description = '' + A set with the key names being the environment variable you'd like to + set and the values being a list of paths to text documents containing + lists of words. The various files will be merged, sorted, duplicates + removed, and extraneous spacing removed. + + If you have a handful of words that you want to add to an already + existing wordlist, you may find `builtins.toFile` useful for this + task. + ''; + + example = literalExpression '' + { + WORDLIST = [ "''${pkgs.scowl}/share/dict/words.txt" ]; + AUGMENTED_WORDLIST = [ + "''${pkgs.scowl}/share/dict/words.txt" + "''${pkgs.scowl}/share/dict/words.variants.txt" + (builtins.toFile "extra-words" ''' + desynchonization + oobleck''') + ]; + } + ''; + }; + }; + }; + + config = mkIf config.environment.wordlist.enable { + environment.variables = + lib.mapAttrs + (name: value: "${concatAndSort "wordlist-${name}" value}") + config.environment.wordlist.lists; + }; +} |