Replace justfile with run

flake.nix

@@ -16,7 +16,6 @@
       lib = import ./lib { inherit inputs self; };
 
       inherit (lib) mkNeovim mkVimPlugin;
-      inherit (pkgs) mkShell;
 
       default = mkVimPlugin { inherit system; };
       neovim = mkNeovim { inherit system; };
@@ -24,8 +23,6 @@
     {
       inherit lib;
 
-      devShells.${system}.default = mkShell { buildInputs = with pkgs; [ just ]; };
-
       formatter.${system} = pkgs.nixfmt-rfc-style;
 
       packages.${system} = {

justfile

@@ -1,11 +0,0 @@
-_default:
-    just --list
-
-build profile *args:
-    nix build --json --no-link --print-build-logs ".#{{ profile }}" {{ args }}
-
-check:
-    nix flake check
-
-update:
-    nix flake update

run

@@ -0,0 +1,33 @@
+#!/usr/bin/env bash
+
+set -o errexit
+set -o nounset
+set -o pipefail
+
+function build {
+  local profile="${1:-}"
+  echo ${#}
+  shift 1
+
+  nix build --json --no-link \
+    --print-build-logs ".#${profile}" "${@}"
+}
+
+function check {
+  nix flake check
+}
+
+function help {
+  printf "%s <task> [args]\n\nTasks:\n" "${0}"
+
+  compgen -A function | grep -v "^_" | cat -n
+
+  printf "\nExtended help:\n  Each task has comments for general usage\n"
+}
+
+function update {
+  nix flake update
+}
+
+TIMEFORMAT=$'\nTask completed in %3lR'
+time "${@:-help}"