@@ -0,0 +1,59 @@
1+{ config, lib, pkgs, ... }:
2+with lib;
3+let
4+ concatAndSort = name: files: pkgs.runCommand name {} ''
5+ awk 1 ${lib.escapeShellArgs files} | sed '{ /^\s*$/d; s/^\s\+//; s/\s\+$// }' | sort | uniq > $out
6+ '';
7+in
8+{
9+ options = {
10+ environment.wordlist = {
11+ enable = mkEnableOption "environment variables for lists of words";
12+
13+ lists = mkOption {
14+ type = types.attrsOf (types.nonEmptyListOf types.path);
15+
16+ default = {
17+ WORDLIST = [ "${pkgs.scowl}/share/dict/words.txt" ];
18+ };
19+
20+ defaultText = literalExpression ''
21+ {
22+ WORDLIST = [ "''${pkgs.scowl}/share/dict/words.txt" ];
23+ }
24+ '';
25+
26+ description = ''
27+ A set with the key names being the environment variable you'd like to
28+ set and the values being a list of paths to text documents containing
29+ lists of words. The various files will be merged, sorted, duplicates
30+ removed, and extraneous spacing removed.
31+
32+ If you have a handful of words that you want to add to an already
33+ existing wordlist, you may find `builtins.toFile` useful for this
34+ task.
35+ '';
36+
37+ example = literalExpression ''
38+ {
39+ WORDLIST = [ "''${pkgs.scowl}/share/dict/words.txt" ];
40+ AUGMENTED_WORDLIST = [
41+ "''${pkgs.scowl}/share/dict/words.txt"
42+ "''${pkgs.scowl}/share/dict/words.variants.txt"
43+ (builtins.toFile "extra-words" '''
44+ desynchonization
45+ oobleck''')
46+ ];
47+ }
48+ '';
49+ };
50+ };
51+ };
52+
53+ config = mkIf config.environment.wordlist.enable {
54+ environment.variables =
55+ lib.mapAttrs
56+ (name: value: "${concatAndSort "wordlist-${name}" value}")
57+ config.environment.wordlist.lists;
58+ };
59+}