nixpkgs/nixos/modules/programs/zsh/zsh-syntax-highlighting.nix

79 lines
2.2 KiB
Nix

{ config, lib, pkgs, ... }:
with lib;
let
cfg = config.programs.zsh.syntaxHighlighting;
in
{
options = {
programs.zsh.syntaxHighlighting = {
enable = mkEnableOption "zsh-syntax-highlighting";
highlighters = mkOption {
default = [ "main" ];
# https://github.com/zsh-users/zsh-syntax-highlighting/blob/master/docs/highlighters.md
type = types.listOf(types.enum([
"main"
"brackets"
"pattern"
"cursor"
"root"
"line"
]));
description = ''
Specifies the highlighters to be used by zsh-syntax-highlighting.
The following defined options can be found here:
https://github.com/zsh-users/zsh-syntax-highlighting/blob/master/docs/highlighters.md
'';
};
patterns = mkOption {
default = {};
type = types.attrsOf types.string;
example = literalExample ''
{
"rm -rf *" = "fg=white,bold,bg=red";
}
'';
description = ''
Specifies custom patterns to be highlighted by zsh-syntax-highlighting.
Please refer to the docs for more information about the usage:
https://github.com/zsh-users/zsh-syntax-highlighting/blob/master/docs/highlighters/pattern.md
'';
};
};
};
config = mkIf cfg.enable {
environment.systemPackages = with pkgs; [ zsh-syntax-highlighting ];
programs.zsh.interactiveShellInit = with pkgs; with builtins; ''
source ${zsh-syntax-highlighting}/share/zsh-syntax-highlighting/zsh-syntax-highlighting.zsh
${optionalString (length(cfg.highlighters) > 0)
"ZSH_HIGHLIGHT_HIGHLIGHTERS=(${concatStringsSep " " cfg.highlighters})"
}
${let
n = attrNames cfg.patterns;
in
optionalString (length(n) > 0)
(assert(elem "pattern" cfg.highlighters); (foldl (
a: b:
''
${a}
ZSH_HIGHLIGHT_PATTERNS+=('${b}' '${attrByPath [b] "" cfg.patterns}')
''
) "") n)
}
'';
};
}