nixos/modules/base/fish.nix
2024-05-22 17:54:10 +02:00

47 lines
1.6 KiB
Nix

{pkgs, ...}: {
# Fish is a Unix shell with a focus on interactivity and usability. Fish is
# designed to give the user features by default, rather than by
# configuration.
# https://nixos.wiki/wiki/Fish
# https://nixos.wiki/wiki/Command_Shell
programs.fish = {
enable = true;
interactiveShellInit = ''
# fzf: use ctrl+f to list files and ctrl+g to show the git log
fzf_configure_bindings --directory=\cf --git_log=\cg
# allows 's foo bar' for 'nix shell nixpkgs#foo nixpkgs#bar'
function s --wraps 'nix shell'
nix shell nixpkgs#$argv
end
'';
};
# Installing a fish plugin automatically enables it
environment.systemPackages = with pkgs; [
fishPlugins.colored-man-pages
fishPlugins.fzf-fish
fishPlugins.pure
];
# Set fish as the default shell system-wide
users.defaultUserShell = pkgs.fish;
# Add fish to the list of permissible login shells for user accounts
environment.shells = with pkgs; [fish];
# Enabling fish in both NixOS and home manager is required to pick up
# completions and environment variables set by NixOS nixpkgs _and_ home
# manager modules at the same time. As a test, the environment variables from
# $ nix repl
# > :lf .
# > :p nixosConfigurations.omega.config.home-manager.users.caspervk.home.sessionVariables
# > :p nixosConfigurations.omega.config.home-manager.users.caspervk.home.sessionVariablesExtra
# should be available in the desktop environment's shell. See
# https://nix-community.github.io/home-manager/index.html#_why_are_the_session_variables_not_set.
home-manager.users.caspervk = {
programs.fish.enable = true;
};
}