diff options
Diffstat (limited to 'modules/programs/fish.nix')
| -rw-r--r-- | modules/programs/fish.nix | 214 |
1 files changed, 136 insertions, 78 deletions
diff --git a/modules/programs/fish.nix b/modules/programs/fish.nix index 470dcac..045ecb1 100644 --- a/modules/programs/fish.nix +++ b/modules/programs/fish.nix @@ -12,6 +12,29 @@ let mapAttrsFlatten (k: v: "alias ${k} '${v}'") cfg.shellAliases ); + envShellInit = pkgs.writeText "shellInit" cfge.shellInit; + + envLoginShellInit = pkgs.writeText "loginShellInit" cfge.loginShellInit; + + envInteractiveShellInit = pkgs.writeText "interactiveShellInit" cfge.interactiveShellInit; + + fenv = pkgs.fish-foreign-env or pkgs.fishPlugins.foreign-env; + + sourceEnv = file: + if cfg.useBabelfish then + "source /etc/fish/${file}.fish" + else + '' + set fish_function_path ${fenv}/share/fish-foreign-env/functions $fish_function_path + fenv source /etc/fish/foreign-env/${file} > /dev/null + set -e fish_function_path[1] + ''; + + babelfishTranslate = path: name: + pkgs.runCommand "${name}.fish" { + nativeBuildInputs = [ cfg.babelfishPackage ]; + } "${cfg.babelfishPackage}/bin/babelfish < ${path} > $out;"; + in { @@ -27,7 +50,24 @@ in ''; type = types.bool; }; - + + useBabelfish = mkOption { + type = types.bool; + default = false; + description = '' + If enabled, the configured environment will be translated to native fish using <link xlink:href="https://github.com/bouk/babelfish">babelfish</link>. + Otherwise, <link xlink:href="https://github.com/oh-my-fish/plugin-foreign-env">foreign-env</link> will be used. + ''; + }; + + babelfishPackage = mkOption { + type = types.package; + description = '' + The babelfish package to use when useBabelfish is + set to true. + ''; + }; + vendor.config.enable = mkOption { type = types.bool; default = true; @@ -43,7 +83,7 @@ in Whether fish should use completion files provided by other packages. ''; }; - + vendor.functions.enable = mkOption { type = types.bool; default = true; @@ -99,82 +139,100 @@ in config = mkIf cfg.enable { - environment.etc."fish/foreign-env/shellInit".text = cfge.shellInit; - environment.etc."fish/foreign-env/loginShellInit".text = cfge.loginShellInit; - environment.etc."fish/foreign-env/interactiveShellInit".text = cfge.interactiveShellInit; - - environment.etc."fish/nixos-env-preinit.fish".text = '' - # This happens before $__fish_datadir/config.fish sets fish_function_path, so it is currently - # unset. We set it and then completely erase it, leaving its configuration to $__fish_datadir/config.fish - set fish_function_path ${pkgs.fish-foreign-env}/share/fish-foreign-env/functions $__fish_datadir/functions - - # source the NixOS environment config - if [ -z "$__NIX_DARWIN_SET_ENVIRONMENT_DONE" ] - fenv source ${config.system.build.setEnvironment} - end - - # clear fish_function_path so that it will be correctly set when we return to $__fish_datadir/config.fish - set -e fish_function_path - ''; - - environment.etc."fish/config.fish".text = '' - # /etc/fish/config.fish: DO NOT EDIT -- this file has been generated automatically. - - # if we haven't sourced the general config, do it - if not set -q __fish_nix_darwin_general_config_sourced - set fish_function_path ${pkgs.fish-foreign-env}/share/fish-foreign-env/functions $fish_function_path - fenv source /etc/fish/foreign-env/shellInit > /dev/null - set -e fish_function_path[1] - - ${cfg.shellInit} - - # and leave a note so we don't source this config section again from - # this very shell (children will source the general config anew) - set -g __fish_nix_darwin_general_config_sourced 1 - end - - # if we haven't sourced the login config, do it - status --is-login; and not set -q __fish_nix_darwin_login_config_sourced - and begin - set fish_function_path ${pkgs.fish-foreign-env}/share/fish-foreign-env/functions $fish_function_path - fenv source /etc/fish/foreign-env/loginShellInit > /dev/null - set -e fish_function_path[1] - - ${cfg.loginShellInit} - - # and leave a note so we don't source this config section again from - # this very shell (children will source the general config anew) - set -g __fish_nix_darwin_login_config_sourced 1 - end - - # if we haven't sourced the interactive config, do it - status --is-interactive; and not set -q __fish_nix_darwin_interactive_config_sourced - and begin - ${fishAliases} - - - set fish_function_path ${pkgs.fish-foreign-env}/share/fish-foreign-env/functions $fish_function_path - fenv source /etc/fish/foreign-env/interactiveShellInit > /dev/null - set -e fish_function_path[1] - - ${cfg.promptInit} - ${cfg.interactiveShellInit} - - # and leave a note so we don't source this config section again from - # this very shell (children will source the general config anew, - # allowing configuration changes in, e.g, aliases, to propagate) - set -g __fish_nix_darwin_interactive_config_sourced 1 - end - ''; - - # include programs that bring their own completions - environment.pathsToLink = [] - ++ optional cfg.vendor.config.enable "/share/fish/vendor_conf.d" - ++ optional cfg.vendor.completions.enable "/share/fish/vendor_completions.d" - ++ optional cfg.vendor.functions.enable "/share/fish/vendor_functions.d"; - - environment.systemPackages = [ pkgs.fish ]; - + environment = mkMerge [ + (mkIf cfg.useBabelfish + { + etc."fish/setEnvironment.fish".source = babelfishTranslate config.system.build.setEnvironment "setEnvironment"; + etc."fish/shellInit.fish".source = babelfishTranslate envShellInit "shellInit"; + etc."fish/loginShellInit.fish".source = babelfishTranslate envLoginShellInit "loginShellInit"; + etc."fish/interactiveShellInit.fish".source = babelfishTranslate envInteractiveShellInit "interactiveShellInit"; + }) + + (mkIf (!cfg.useBabelfish) + { + etc."fish/foreign-env/shellInit".source = envShellInit; + etc."fish/foreign-env/loginShellInit".source = envLoginShellInit; + etc."fish/foreign-env/interactiveShellInit".source = envInteractiveShellInit; + }) + + { + etc."fish/nixos-env-preinit.fish".text = + if cfg.useBabelfish + then '' + # source the NixOS environment config + if [ -z "$__NIX_DARWIN_SET_ENVIRONMENT_DONE" ] + source /etc/fish/setEnvironment.fish + end + '' + else '' + # This happens before $__fish_datadir/config.fish sets fish_function_path, so it is currently + # unset. We set it and then completely erase it, leaving its configuration to $__fish_datadir/config.fish + set fish_function_path ${fenv}/share/fish-foreign-env/functions $__fish_datadir/functions + + # source the NixOS environment config + if [ -z "$__NIX_DARWIN_SET_ENVIRONMENT_DONE" ] + fenv source ${config.system.build.setEnvironment} + end + + # clear fish_function_path so that it will be correctly set when we return to $__fish_datadir/config.fish + set -e fish_function_path + ''; + } + { + etc."fish/config.fish".text = '' + # /etc/fish/config.fish: DO NOT EDIT -- this file has been generated automatically. + + # if we haven't sourced the general config, do it + if not set -q __fish_nix_darwin_general_config_sourced + ${sourceEnv "shellInit"} + + ${cfg.shellInit} + + # and leave a note so we don't source this config section again from + # this very shell (children will source the general config anew) + set -g __fish_nix_darwin_general_config_sourced 1 + end + + # if we haven't sourced the login config, do it + status --is-login; and not set -q __fish_nix_darwin_login_config_sourced + and begin + ${sourceEnv "loginShellInit"} + + ${cfg.loginShellInit} + + # and leave a note so we don't source this config section again from + # this very shell (children will source the general config anew) + set -g __fish_nix_darwin_login_config_sourced 1 + end + + # if we haven't sourced the interactive config, do it + status --is-interactive; and not set -q __fish_nix_darwin_interactive_config_sourced + and begin + ${fishAliases} + + ${sourceEnv "interactiveShellInit"} + + ${cfg.promptInit} + ${cfg.interactiveShellInit} + + # and leave a note so we don't source this config section again from + # this very shell (children will source the general config anew, + # allowing configuration changes in, e.g, aliases, to propagate) + set -g __fish_nix_darwin_interactive_config_sourced 1 + end + ''; + } + + # include programs that bring their own completions + { + pathsToLink = [] + ++ optional cfg.vendor.config.enable "/share/fish/vendor_conf.d" + ++ optional cfg.vendor.completions.enable "/share/fish/vendor_completions.d" + ++ optional cfg.vendor.functions.enable "/share/fish/vendor_functions.d"; + } + + { systemPackages = [ pkgs.fish ]; } + ]; }; } |