nnn: add cd on quit option
- add bash, zsh, fish, and nushell integration options - add quitcd configuration for bash, zsh, fish, and nushell
This commit is contained in:
Giang Nguyen
parent
90ae324e2c
commit
838a50be87
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@ -104,6 +104,46 @@ in {
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'';
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default = { };
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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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enableNushellIntegration = 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 Nushell integration.
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'';
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};
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quitcd = mkOption {
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default = false;
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type = types.bool;
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description = ''
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Whether to enable cd on quit.
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'';
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};
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};
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};
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@ -120,10 +160,127 @@ in {
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--prefix NNN_PLUG : "${renderSettings cfg.plugins.mappings}"
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'';
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});
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quitcd = {
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bash_sh_zsh = ''
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n ()
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{
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# Block nesting of nnn in subshells
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[ "''${NNNLVL:-0}" -eq 0 ] || {
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echo "nnn is already running"
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return
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}
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# The behaviour is set to cd on quit (nnn checks if NNN_TMPFILE is set)
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# If NNN_TMPFILE is set to a custom path, it must be exported for nnn to
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# see. To cd on quit only on ^G, remove the "export" and make sure not to
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# use a custom path, i.e. set NNN_TMPFILE *exactly* as follows:
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# NNN_TMPFILE="''${XDG_CONFIG_HOME:-$HOME/.config}/nnn/.lastd"
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export NNN_TMPFILE="''${XDG_CONFIG_HOME:-$HOME/.config}/nnn/.lastd"
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# Unmask ^Q (, ^V etc.) (if required, see `stty -a`) to Quit nnn
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# stty start undef
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# stty stop undef
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# stty lwrap undef
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# stty lnext undef
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# The command builtin allows one to alias nnn to n, if desired, without
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# making an infinitely recursive alias
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command nnn "$@"
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[ ! -f "$NNN_TMPFILE" ] || {
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. "$NNN_TMPFILE"
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rm -f -- "$NNN_TMPFILE" > /dev/null
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}
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}
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'';
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fish = ''
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function n --wraps nnn --description 'support nnn quit and change directory'
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# Block nesting of nnn in subshells
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if test -n "$NNNLVL" -a "$NNNLVL" -ge 1
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echo "nnn is already running"
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return
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end
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# The behaviour is set to cd on quit (nnn checks if NNN_TMPFILE is set)
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# If NNN_TMPFILE is set to a custom path, it must be exported for nnn to
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# see. To cd on quit only on ^G, remove the "-x" from both lines below,
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# without changing the paths.
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if test -n "$XDG_CONFIG_HOME"
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set -x NNN_TMPFILE "$XDG_CONFIG_HOME/nnn/.lastd"
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else
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set -x NNN_TMPFILE "$HOME/.config/nnn/.lastd"
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end
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# Unmask ^Q (, ^V etc.) (if required, see `stty -a`) to Quit nnn
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# stty start undef
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# stty stop undef
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# stty lwrap undef
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# stty lnext undef
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# The command function allows one to alias this function to `nnn` without
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# making an infinitely recursive alias
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command nnn $argv
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if test -e $NNN_TMPFILE
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source $NNN_TMPFILE
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rm -- $NNN_TMPFILE
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end
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end'';
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nu = ''
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# Run nnn with dynamic changing directory to the environment.
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#
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# $env.XDG_CONFIG_HOME sets the home folder for `nnn` folder and its $env.NNN_TMPFILE variable.
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# See manual NNN(1) for more information.
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#
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# Import module using `use quitcd.nu n` to have `n` command in your context.
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export def --env n [
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...args : string # Extra flags to launch nnn with.
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--selective = false # Change directory only when exiting via ^G.
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] -> nothing {
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# The behaviour is set to cd on quit (nnn checks if $env.NNN_TMPFILE is set).
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# Hard-coded to its respective behaviour in `nnn` source-code.
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let nnn_tmpfile = $env
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| default '~/.config/' 'XDG_CONFIG_HOME'
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| get 'XDG_CONFIG_HOME'
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| path join 'nnn/.lastd'
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| path expand
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# Launch nnn. Add desired flags after `^nnn`, ex: `^nnn -eda ...$args`,
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# or make an alias `alias n = n -eda`.
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if $selective {
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^nnn ...$args
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} else {
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NNN_TMPFILE=$nnn_tmpfile ^nnn ...$args
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}
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if ($nnn_tmpfile | path exists) {
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# Remove <cd '> from the first part of the string and the last single quote <'>.
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# Fix post-processing of nnn's given path that escapes its single quotes with POSIX syntax.
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let path = open $nnn_tmpfile
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| str replace --all --regex `^cd '|'$` ``
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| str replace --all `'\''''` `'`
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^rm -- $nnn_tmpfile
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cd $path
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}
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}'';
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};
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in mkIf cfg.enable {
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programs.nnn.finalPackage = nnnPackage;
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home.packages = [ nnnPackage ];
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xdg.configFile."nnn/plugins" =
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mkIf (cfg.plugins.src != null) { source = cfg.plugins.src; };
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programs.bash.initExtra =
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mkIf cfg.enableBashIntegration (mkAfter quitcd.bash_sh_zsh);
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programs.zsh.initExtra =
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mkIf cfg.enableZshIntegration (mkAfter quitcd.bash_sh_zsh);
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programs.fish.interactiveShellInit =
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mkIf cfg.enableFishIntegration (mkAfter quitcd.fish);
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programs.nushell.extraConfig =
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mkIf cfg.enableNushellIntegration (mkAfter quitcd.nu);
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};
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}
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