shell: use starship for bash and zsh

profiles/core.nix

@@ -29,6 +29,13 @@ in {
       whois
     ];
 
+    shellInit = ''
+      export STARSHIP_CONFIG=${
+        pkgs.writeText "starship.toml"
+        (fileContents ./develop/zsh/starship.toml)
+      }
+    '';
+
     shellAliases =
       let ifSudo = string: lib.mkIf config.security.sudo.enable string;
       in {
@@ -112,6 +119,10 @@ in {
 
   };
 
+  programs.bash.promptInit = ''
+    eval "$(${pkgs.starship}/bin/starship init bash)"
+  '';
+
   security = {
 
     hideProcessInformation = true;

profiles/develop/zsh/default.nix

@@ -81,7 +81,7 @@ in {
     ];
 
     promptInit = ''
-      source ${pkgs.purs}/share/zsh/plugins/purs/purs.zsh
+      eval "$(${pkgs.starship}/bin/starship init zsh)"
     '';
 
     interactiveShellInit = let

profiles/develop/zsh/starship.toml

@@ -0,0 +1,97 @@
+[character]
+style_success = "purple"
+
+[aws]
+symbol = " "
+
+[battery]
+full_symbol = ""
+charging_symbol = ""
+discharging_symbol = ""
+
+[cmd_duration]
+disabled = true
+
+[conda]
+symbol = " "
+
+[directory]
+style = "cyan"
+
+[docker]
+symbol = " "
+
+[elixir]
+symbol = " "
+
+[elm]
+symbol = " "
+
+[git_branch]
+symbol = " "
+style = "bold dimmed white"
+
+[git_status]
+conflicted = "䷅"
+ahead.value = "⟫"
+ahead.style = "green"
+behind.value = "⟪"
+behind.style = "red"
+diverged = "🔀"
+untracked.value = " ❓‍"
+untracked.style = "purple"
+stashed = "↪"
+modified.value = "➕"
+modified.style = "yellow"
+staged.value = "𝚫 "
+staged.style = "green"
+prefix = "「"
+suffix = "」"
+renamed = "⇆"
+deleted.value = "✘ "
+deleted.style = "red"
+style = "white"
+
+[golang]
+symbol = " "
+
+[haskell]
+symbol = " "
+
+[hg_branch]
+symbol = " "
+
+[java]
+symbol = " "
+
+[julia]
+symbol = " "
+
+[memory_usage]
+symbol = " "
+
+[nim]
+symbol = " "
+
+[nix_shell]
+symbol = " "
+pure_msg = ""
+impure_msg = ""
+
+[nodejs]
+symbol = " "
+
+[package]
+symbol = " "
+
+[php]
+symbol = " "
+
+[python]
+symbol = " "
+
+[ruby]
+symbol = " "
+
+[rust]
+symbol = " "

shell.nix

@@ -6,6 +6,7 @@ let
     nix build ${configs}.niximg.config.system.build.isoImage $@
   '';
 in pkgs.mkShell {
+  name = "nixflk";
   nativeBuildInputs = with pkgs; [ git git-crypt nixFlakes buildIso ];
 
   shellHook = ''