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nixos/zsh-syntax-highlighting: refactor

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WilliButz 2017-10-09 17:04:21 +02:00 • committed by Robin Gloster
parent 423d96e4f2
commit 7002ca7e1c
1 changed files with 58 additions and 58 deletions
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38
nixos/modules/programs/zsh/zsh-syntax-highlighting.nix
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@ -54,25 +54,25 @@ in
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)
}
assertions = [
{
assertion = length(attrNames cfg.patterns) > 0 -> elem "pattern" cfg.highlighters;
message = ''
When highlighting patterns, "pattern" needs to be included in the list of highlighters.
'';
}
];
programs.zsh.interactiveShellInit = with pkgs;
lib.concatStringsSep "\n" ([
"source ${zsh-syntax-highlighting}/share/zsh-syntax-highlighting/zsh-syntax-highlighting.zsh"
] ++ optional (length(cfg.highlighters) > 0)
"ZSH_HIGHLIGHT_HIGHLIGHTERS=(${concatStringsSep " " cfg.highlighters})"
++ optionals (length(attrNames cfg.patterns) > 0)
(mapAttrsToList (
pattern: design:
"ZSH_HIGHLIGHT_PATTERNS+=('${pattern}' '${design}')"
) cfg.patterns)
);
};
}