commit 7b8f53937a8dabcb7b2e2aa99128a7b87f8f2a0b · ptr.pet/ark

hosts/wolumonde/modules/nushell.nix

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       ../../../modules/nushell/default.nix

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modules/nushell/aliases.nu

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       alias l = ls

     

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       alias ll = ls -l

     

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       alias la = ls -a

     

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       alias cat = bat

     

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       alias c = bat

     

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       alias g = git

     

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       alias gs = git status

     

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       alias ga = git add

     

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       alias n = nix

     

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       alias nfu = nix flake update

     

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       alias nfs = nix flake show

     

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       alias nb = nix build

     

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       alias nd = nix develop

     

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       alias ns = nix shell

     

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       def mem [] { sys mem }

     

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       def df [] { sys disks }

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modules/nushell/default.nix

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       { lib, pkgs, ... }:

     

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       {

     

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         environment.shells = [pkgs.nushell];

     

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         users.users.root.shell = pkgs.nushell;

     

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         home-manager.users.root = {

     

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           programs.nushell = {

     

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             enable = true;

     

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             package = pkgs.nushell;

     

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             shellAliases = {

     

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               myip = lib.mkForce "echo";

     

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             };

     

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             extraEnv = ''

     

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               source-env ${./prompt.nu}

     

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             '';

     

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             extraConfig = ''

     

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               let carapace_completer = {|spans: list<string>|

     

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                 carapace $spans.0 nushell ...$spans

     

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                 | from json

     

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                 | if ($in | default [] | where value == $"($spans | last)ERR" | is-empty) { $in } else { null }

     

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               }

     

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               $env.CARAPACE_BRIDGES = 'zsh,fish,bash,inshellisense'

     

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               let fish_completer = {|spans|

     

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                 ${lib.getExe pkgs.fish} --command $'complete "--do-complete=($spans | str join " ")"'

     

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                 | $"value(char tab)description(char newline)" + $in

     

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                 | from tsv --flexible --no-infer

     

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               }

     

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               let zoxide_completer = {|spans|

     

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                   $spans | skip 1 | zoxide query -l ...$in | lines | where {|x| $x != $env.PWD}

     

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               }

     

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               let multiple_completers = {|spans|

     

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                 ## alias fixer start https://www.nushell.sh/cookbook/external_completers.html#alias-completions

     

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                 let expanded_alias = scope aliases

     

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                 | where name == $spans.0

     

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                 | get -i 0.expansion

     

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                 let spans = if $expanded_alias != null {

     

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                   $spans

     

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                   | skip 1

     

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                   | prepend ($expanded_alias | split row ' ' | take 1)

     

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                 } else {

     

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                   $spans

     

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                 }

     

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                 ## alias fixer end

     

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                 match $spans.0 {

     

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                   __zoxide_z | __zoxide_zi => $zoxide_completer

     

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                   _ => $carapace_completer

     

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                 } | do $in $spans

     

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               }

     

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               $env.config = {

     

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                 show_banner: false,

     

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                 completions: {

     

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                   case_sensitive: false # case-sensitive completions

     

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                   quick: true           # set to false to prevent auto-selecting completions

     

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                   partial: true         # set to false to prevent partial filling of the prompt

     

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                   algorithm: "fuzzy"    # prefix or fuzzy

     

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                   external: {

     

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                     # set to false to prevent nushell looking into $env.PATH to find more suggestions

     

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                     enable: true 

     

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                     # set to lower can improve completion performance at the cost of omitting some options

     

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                     max_results: 100 

     

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                     completer: $multiple_completers

     

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                   }

     

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                 }

     

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               } 

     

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               $env.PATH = ($env.PATH | 

     

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                 split row (char esep) |

     

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                 append /usr/bin/env

     

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               )

     

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               source ${./aliases.nu}

     

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             '';

     

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           };

     

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           programs.carapace.enable = true;

     

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           programs.carapace.enableNushellIntegration = true;

     

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         };

     

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       }

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modules/nushell/prompt.nu

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       let host_colors = {

     

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           higashi: {start: "0xEC5228", end: "0xEF9651"},

     

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           wolumonde: {start: "0x603F26", end: "0x6C4E31"},

     

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       }

     

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       let user_colors = {

     

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           kirara: {start: "0xFF407D", end: "0xEE99C2"},

     

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           root: {start: "0xC5172E", end: "0xBF3131"},

     

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       }

     

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       def create_left_prompt [] {

     

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           let hostname = sys host | get hostname

     

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           let username = ^whoami

     

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           let c = $host_colors | get $hostname

     

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           let hostname_fmt = $hostname | ansi gradient --fgstart $c.start --fgend $c.end

     

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           let c = $user_colors | get $username

     

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           let username_fmt = $username | ansi gradient --fgstart $c.start --fgend $c.end

     

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           let dir = match (do -i { $env.PWD | path relative-to $nu.home-path }) {

     

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               null => $env.PWD

     

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               '' => '~'

     

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               $relative_pwd => ([~ $relative_pwd] | path join)

     

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           }

     

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           let separator_color = ansi light_cyan

     

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           let string_color = ansi light_yellow

     

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           $"($separator_color)//($hostname_fmt)($separator_color)/($username_fmt)($separator_color)/($string_color)cwd=\"($dir)\""

     

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       }

     

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       def create_right_prompt [] {

     

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           ()

     

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       }

     

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       # Use nushell functions to define your right and left prompt

     

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       $env.PROMPT_COMMAND = {|| create_left_prompt }

     

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       # FIXME: This default is not implemented in rust code as of 2023-09-08.

     

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       $env.PROMPT_COMMAND_RIGHT = {|| create_right_prompt }

     

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       # The prompt indicators are environmental variables that represent

     

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       # the state of the prompt

     

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       $env.PROMPT_INDICATOR = {|| "/ " }

     

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       $env.PROMPT_INDICATOR_VI_INSERT = {|| "/: " }

     

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       $env.PROMPT_INDICATOR_VI_NORMAL = {|| "/ " }

     

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       $env.PROMPT_MULTILINE_INDICATOR = {|| "/::: " }