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fzf 0.48.0 [1] changed the way it integrates with shells. [1] https://github.com/junegunn/fzf/releases/tag/0.48.0
218 lines
6.2 KiB
Nix
218 lines
6.2 KiB
Nix
{ config, lib, pkgs, ... }:
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with lib;
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let
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cfg = config.programs.fzf;
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renderedColors = colors:
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concatStringsSep ","
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(mapAttrsToList (name: value: "${name}:${value}") colors);
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hasShellIntegrationEmbedded = lib.versionAtLeast cfg.package.version "0.48.0";
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bashIntegration = if hasShellIntegrationEmbedded then ''
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if [[ :$SHELLOPTS: =~ :(vi|emacs): ]]; then
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eval "$(${getExe cfg.package} --bash)"
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fi
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'' else ''
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if [[ :$SHELLOPTS: =~ :(vi|emacs): ]]; then
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. ${cfg.package}/share/fzf/completion.bash
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. ${cfg.package}/share/fzf/key-bindings.bash
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fi
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'';
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zshIntegration = if hasShellIntegrationEmbedded then ''
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if [[ $options[zle] = on ]]; then
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eval "$(${getExe cfg.package} --zsh)"
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fi
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'' else ''
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if [[ $options[zle] = on ]]; then
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. ${cfg.package}/share/fzf/completion.zsh
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. ${cfg.package}/share/fzf/key-bindings.zsh
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fi
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'';
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fishIntegration = if hasShellIntegrationEmbedded then ''
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${getExe cfg.package} --fish | source
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'' else ''
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source ${cfg.package}/share/fzf/key-bindings.fish && fzf_key_bindings
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'';
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in {
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imports = [
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(mkRemovedOptionModule [ "programs" "fzf" "historyWidgetCommand" ]
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"This option is no longer supported by fzf.")
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];
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options.programs.fzf = {
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enable = mkEnableOption "fzf - a command-line fuzzy finder";
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package = mkOption {
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type = types.package;
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default = pkgs.fzf;
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defaultText = literalExpression "pkgs.fzf";
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description = "Package providing the {command}`fzf` tool.";
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};
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defaultCommand = mkOption {
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type = types.nullOr types.str;
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default = null;
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example = "fd --type f";
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description = ''
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The command that gets executed as the default source for fzf
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when running.
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'';
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};
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defaultOptions = mkOption {
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type = types.listOf types.str;
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default = [ ];
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example = [ "--height 40%" "--border" ];
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description = ''
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Extra command line options given to fzf by default.
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'';
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};
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fileWidgetCommand = mkOption {
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type = types.nullOr types.str;
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default = null;
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example = "fd --type f";
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description = ''
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The command that gets executed as the source for fzf for the
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CTRL-T keybinding.
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'';
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};
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fileWidgetOptions = mkOption {
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type = types.listOf types.str;
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default = [ ];
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example = [ "--preview 'head {}'" ];
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description = ''
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Command line options for the CTRL-T keybinding.
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'';
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};
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changeDirWidgetCommand = mkOption {
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type = types.nullOr types.str;
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default = null;
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example = "fd --type d";
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description = ''
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The command that gets executed as the source for fzf for the
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ALT-C keybinding.
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'';
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};
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changeDirWidgetOptions = mkOption {
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type = types.listOf types.str;
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default = [ ];
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example = [ "--preview 'tree -C {} | head -200'" ];
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description = ''
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Command line options for the ALT-C keybinding.
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'';
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};
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historyWidgetOptions = mkOption {
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type = types.listOf types.str;
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default = [ ];
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example = [ "--sort" "--exact" ];
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description = ''
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Command line options for the CTRL-R keybinding.
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'';
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};
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colors = mkOption {
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type = types.attrsOf types.str;
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default = { };
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example = literalExpression ''
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{
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bg = "#1e1e1e";
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"bg+" = "#1e1e1e";
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fg = "#d4d4d4";
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"fg+" = "#d4d4d4";
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}
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'';
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description = ''
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Color scheme options added to `FZF_DEFAULT_OPTS`. See
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<https://github.com/junegunn/fzf/wiki/Color-schemes>
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for documentation.
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'';
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};
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tmux = {
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enableShellIntegration = mkEnableOption ''
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setting `FZF_TMUX=1` which causes shell integration to use fzf-tmux
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'';
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shellIntegrationOptions = mkOption {
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type = types.listOf types.str;
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default = [ ];
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example = literalExpression ''[ "-d 40%" ]'';
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description = ''
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If {option}`programs.fzf.tmux.enableShellIntegration` is set to `true`,
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shell integration will use these options for fzf-tmux.
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See {command}`fzf-tmux --help` for available options.
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'';
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};
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};
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enableBashIntegration = mkOption {
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default = true;
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type = types.bool;
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description = ''
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Whether to enable Bash integration.
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'';
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};
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enableZshIntegration = mkOption {
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default = true;
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type = types.bool;
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description = ''
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Whether to enable Zsh integration.
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'';
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};
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enableFishIntegration = mkOption {
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default = true;
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type = types.bool;
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description = ''
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Whether to enable Fish integration.
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'';
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};
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};
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config = mkIf cfg.enable {
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home.packages = [ cfg.package ];
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home.sessionVariables = mapAttrs (n: v: toString v)
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(filterAttrs (n: v: v != [ ] && v != null) {
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FZF_ALT_C_COMMAND = cfg.changeDirWidgetCommand;
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FZF_ALT_C_OPTS = cfg.changeDirWidgetOptions;
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FZF_CTRL_R_OPTS = cfg.historyWidgetOptions;
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FZF_CTRL_T_COMMAND = cfg.fileWidgetCommand;
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FZF_CTRL_T_OPTS = cfg.fileWidgetOptions;
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FZF_DEFAULT_COMMAND = cfg.defaultCommand;
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FZF_DEFAULT_OPTS = cfg.defaultOptions
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++ lib.optionals (cfg.colors != { })
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[ "--color ${renderedColors cfg.colors}" ];
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FZF_TMUX = if cfg.tmux.enableShellIntegration then "1" else null;
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FZF_TMUX_OPTS = cfg.tmux.shellIntegrationOptions;
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});
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# Note, since fzf unconditionally binds C-r we use `mkOrder` to make the
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# initialization show up a bit earlier. This is to make initialization of
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# other history managers, like mcfly or atuin, take precedence.
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programs.bash.initExtra =
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mkIf cfg.enableBashIntegration (mkOrder 200 bashIntegration);
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# Note, since fzf unconditionally binds C-r we use `mkOrder` to make the
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# initialization show up a bit earlier. This is to make initialization of
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# other history managers, like mcfly or atuin, take precedence.
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programs.zsh.initExtra =
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mkIf cfg.enableZshIntegration (mkOrder 200 zshIntegration);
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programs.fish.interactiveShellInit =
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mkIf cfg.enableFishIntegration (mkOrder 200 fishIntegration);
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};
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}
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