103 lines
3.3 KiB
Nix
103 lines
3.3 KiB
Nix
{ config, lib, pkgs, ... }:
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let
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cfg = config.programs.starship;
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settingsFormat = pkgs.formats.toml { };
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userSettingsFile = settingsFormat.generate "starship.toml" cfg.settings;
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settingsFile = if cfg.presets == [] then userSettingsFile else pkgs.runCommand "starship.toml"
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{
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nativeBuildInputs = [ pkgs.yq ];
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} ''
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tomlq -s -t 'reduce .[] as $item ({}; . * $item)' \
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${lib.concatStringsSep " " (map (f: "${pkgs.starship}/share/starship/presets/${f}.toml") cfg.presets)} \
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${userSettingsFile} \
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> $out
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'';
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initOption =
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if cfg.interactiveOnly then
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"promptInit"
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else
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"shellInit";
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in
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{
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options.programs.starship = {
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enable = lib.mkEnableOption (lib.mdDoc "the Starship shell prompt");
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interactiveOnly = lib.mkOption {
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default = true;
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example = false;
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type = lib.types.bool;
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description = lib.mdDoc ''
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Whether to enable starship only when the shell is interactive.
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Some plugins require this to be set to false to function correctly.
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'';
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};
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presets = lib.mkOption {
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default = [ ];
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example = [ "nerd-font-symbols" ];
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type = with lib.types; listOf str;
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description = lib.mdDoc ''
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Presets files to be merged with settings in order.
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'';
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};
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settings = lib.mkOption {
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inherit (settingsFormat) type;
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default = { };
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description = lib.mdDoc ''
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Configuration included in `starship.toml`.
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See https://starship.rs/config/#prompt for documentation.
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'';
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};
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};
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config = lib.mkIf cfg.enable {
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programs.bash.${initOption} = ''
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if [[ $TERM != "dumb" ]]; then
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# don't set STARSHIP_CONFIG automatically if there's a user-specified
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# config file. starship appears to use a hardcoded config location
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# rather than one inside an XDG folder:
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# https://github.com/starship/starship/blob/686bda1706e5b409129e6694639477a0f8a3f01b/src/configure.rs#L651
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if [[ ! -f "$HOME/.config/starship.toml" ]]; then
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export STARSHIP_CONFIG=${settingsFile}
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fi
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eval "$(${pkgs.starship}/bin/starship init bash)"
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fi
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'';
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programs.fish.${initOption} = ''
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if test "$TERM" != "dumb"
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# don't set STARSHIP_CONFIG automatically if there's a user-specified
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# config file. starship appears to use a hardcoded config location
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# rather than one inside an XDG folder:
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# https://github.com/starship/starship/blob/686bda1706e5b409129e6694639477a0f8a3f01b/src/configure.rs#L651
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if not test -f "$HOME/.config/starship.toml";
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set -x STARSHIP_CONFIG ${settingsFile}
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end
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eval (${pkgs.starship}/bin/starship init fish)
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end
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'';
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programs.zsh.${initOption} = ''
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if [[ $TERM != "dumb" ]]; then
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# don't set STARSHIP_CONFIG automatically if there's a user-specified
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# config file. starship appears to use a hardcoded config location
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# rather than one inside an XDG folder:
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# https://github.com/starship/starship/blob/686bda1706e5b409129e6694639477a0f8a3f01b/src/configure.rs#L651
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if [[ ! -f "$HOME/.config/starship.toml" ]]; then
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export STARSHIP_CONFIG=${settingsFile}
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fi
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eval "$(${pkgs.starship}/bin/starship init zsh)"
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fi
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'';
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};
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meta.maintainers = pkgs.starship.meta.maintainers;
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}
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