feat(cli/nushell): modularize, add jc

Author: Misterio77

home/gabriel/features/cli/default.nix

@@ -1,6 +1,7 @@
 {pkgs, ...}: {
   imports = [
     ./fish
+    ./nushell
 
     ./bash.nix
     ./bat.nix
@@ -10,7 +11,6 @@
     ./gpg.nix
     ./jujutsu.nix
     ./lyrics.nix
-    ./nushell.nix
     ./nix-index.nix
     ./pfetch.nix
     ./ssh.nix

home/gabriel/features/cli/nushell.nix

@@ -0,0 +1,16 @@
+let fish_completer = {|spans|
+    fish --command $"complete '--do-complete=($spans | str replace --all "'" "\\'" | str join ' ')'"
+    | from tsv --flexible --noheaders --no-infer
+    | rename value description
+    | update value {|row|
+      let value = $row.value
+      let need_quote = ['\' ',' '[' ']' '(' ')' ' ' '\t' "'" '"' "`"] | any {$in in $value}
+      if ($need_quote and ($value | path exists)) {
+        let expanded_path = if ($value starts-with ~) {$value | path expand --no-symlink} else {$value}
+        $'"($expanded_path | str replace --all "\"" "\\\"")"'
+      } else {$value}
+    }
+}
+
+$env.config.completions.external.enable = true
+$env.config.completions.external.completer = $fish_completer

home/gabriel/features/cli/nushell/completion.nu

@@ -0,0 +1,43 @@
+{
+  imports = [
+    ./jc.nix
+  ];
+  programs.nushell = {
+    enable = true;
+    extraConfig = /* nu */ ''
+      def create_title [] {
+        let prefix = if SSH_TTY in $env {$"[(hostname | str replace -r "\\..*" "")] "}
+        let path = pwd | str replace $env.HOME "~"
+        ([$prefix, $path] | str join)
+      }
+
+      $env.config = {
+        edit_mode: vi,
+        show_banner: false,
+        use_kitty_protocol: true,
+        shell_integration: {
+          osc2: false,
+          osc7: true,
+          osc8: true,
+          osc133: true,
+          osc633: true,
+          reset_application_mode: true,
+        },
+        completions: {
+          algorithm: "fuzzy",
+        },
+        history: {
+          sync_on_enter: true,
+        },
+        hooks: {
+          pre_prompt: [{
+            print -n $"(ansi title)(create_title)(ansi st)"
+          }]
+        }
+      }
+
+      source ${./prompt.nu}
+      source ${./completion.nu}
+    '';
+  };
+}

home/gabriel/features/cli/nushell/default.nix

@@ -0,0 +1,6 @@
+{pkgs, ...}: {
+  home.packages = [pkgs.jc];
+  programs.nushell.extraConfig = /*nu*/ ''
+    use ${pkgs.nu_scripts}/share/nu_scripts/modules/jc
+  '';
+}

home/gabriel/features/cli/nushell/jc.nix

@@ -0,0 +1,38 @@
+def create_left_prompt [] {
+    let dir = match (do --ignore-errors { $env.PWD | path relative-to $nu.home-path }) {
+        null => $env.PWD
+        '' => '~'
+        $relative_pwd => ([~ $relative_pwd] | path join)
+    }
+
+    let path_color = (if (is-admin) { ansi red_bold } else { ansi green_bold })
+    let separator_color = (if (is-admin) { ansi light_red_bold } else { ansi light_green_bold })
+    let path_segment = $"($path_color)($dir)"
+
+    $path_segment | str replace --all (char path_sep) $"($separator_color)(char path_sep)($path_color)"
+}
+
+def create_right_prompt [] {
+    # create a right prompt in magenta with green separators and am/pm underlined
+    let time_segment = ([
+        (ansi reset)
+        (ansi magenta)
+        (date now | format date '%x %X') # try to respect user's locale
+    ] | str join | str replace --regex --all "([/:])" $"(ansi green)${1}(ansi magenta)" |
+        str replace --regex --all "([AP]M)" $"(ansi magenta_underline)${1}")
+
+    let last_exit_code = if ($env.LAST_EXIT_CODE != 0) {([
+        (ansi rb)
+        ($env.LAST_EXIT_CODE)
+    ] | str join)
+    } else { "" }
+
+    ([$last_exit_code, (char space), $time_segment] | str join)
+}
+
+$env.PROMPT_COMMAND = { || create_left_prompt }
+$env.PROMPT_COMMAND_RIGHT = { || create_right_prompt }
+$env.PROMPT_INDICATOR = {|| "> " }
+$env.PROMPT_INDICATOR_VI_INSERT = {|| "> " }
+$env.PROMPT_INDICATOR_VI_NORMAL = {|| "| " }
+$env.PROMPT_MULTILINE_INDICATOR = {|| "::: " }