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Make better use of optional(s) functions in homebrew module

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This commit is contained in:
Malo Bourgon 2020-12-17 14:42:07 -08:00
parent e1425db70d
commit 9961b72463
1 changed files with 23 additions and 25 deletions
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48
modules/homebrew.nix
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@ -7,32 +7,30 @@ with lib;
let
cfg = config.homebrew;
brewfileSection = heading: type: entries:
if entries != [] then
"# ${heading}\n" + (concatMapStrings (name: "${type} \"${name}\"\n") entries) + "\n"
else "";
brewfileSection = heading: type: entries: optionalString (entries != [])
"# ${heading}\n" + (concatMapStrings (name: "${type} \"${name}\"\n") entries) + "\n";
masBrewfileSection = entries:
if entries != {} then
"# Mac App Store apps\n" +
concatStringsSep "\n" (mapAttrsToList (name: id: ''mas "${name}", id: ${toString id}'') entries) +
"\n"
else "";
brewfile = pkgs.writeText "Brewfile" (
(brewfileSection "Taps" "tap" cfg.taps) +
(brewfileSection "Brews" "brew" cfg.brews) +
(brewfileSection "Casks" "cask" cfg.casks) +
(masBrewfileSection cfg.masApps) +
(brewfileSection "Docker contrainers" "whalebrew" cfg.whalebrews) +
(if cfg.extraConfig != "" then "# Extra config\n" + cfg.extraConfig else "")
masBrewfileSection = entries: optionalString (entries != {}) (
"# Mac App Store apps\n" +
concatStringsSep "\n" (mapAttrsToList (name: id: ''mas "${name}", id: ${toString id}'') entries) +
"\n"
);
brew-bundle-command =
(if cfg.autoUpdate then "" else "HOMEBREW_NO_AUTO_UPDATE=1 ") +
"brew bundle --file='${brewfile}' --no-lock" +
(if cfg.cleanup == "uninstall" || cfg.cleanup == "zap" then " --cleanup" else "") +
(if cfg.cleanup == "zap" then " --zap" else "");
brewfile = pkgs.writeText "Brewfile" (
brewfileSection "Taps" "tap" cfg.taps +
brewfileSection "Brews" "brew" cfg.brews +
brewfileSection "Casks" "cask" cfg.casks +
masBrewfileSection cfg.masApps +
brewfileSection "Docker contrainers" "whalebrew" cfg.whalebrews +
optionalString (cfg.extraConfig != "") ("# Extra config\n" + cfg.extraConfig)
);
brew-bundle-command = concatStringsSep " " (
optional (!cfg.autoUpdate) "HOMEBREW_NO_AUTO_UPDATE=1" ++
[ "brew bundle --file='${brewfile}' --no-lock" ] ++
optional (cfg.cleanup == "uninstall" || cfg.cleanup == "zap") "--cleanup" ++
optional (cfg.cleanup == "zap") "--zap"
);
in
@ -211,8 +209,8 @@ in
optional (cfg.whalebrews != []) "whalebrew";
environment.variables = mkIf cfg.enable (
(if cfg.userConfig.brewfile then { HOMEBREW_BUNDLE_FILE = "${brewfile}"; } else {}) //
(if cfg.userConfig.noLock then { HOMEBREW_BUNDLE_NO_LOCK = "1"; } else {})
optionalAttrs cfg.userConfig.brewfile { HOMEBREW_BUNDLE_FILE = "${brewfile}"; } //
optionalAttrs cfg.userConfig.noLock { HOMEBREW_BUNDLE_NO_LOCK = "1"; }
);
system.activationScripts.homebrew.text = mkIf cfg.enable ''