shell functions for running and creating shells

home-manager/shell.nix

@@ -21,6 +21,27 @@
     initExtra = ''
       source ~/.profile
       set -o vi
+
+      run() {
+        pkg="$1"
+        [ "$pkg" = "''${pkg##*#}" ] && pkg="nixpkgs#$pkg"
+        export NIXPKGS_ALLOW_UNFREE=1 NIXPKGS_ALLOW_BROKEN=1
+        nix run --impure "$pkg"
+      }
+
+      shell() {
+        i="$#"
+        while [ "$i" -gt 0 ]; do
+          pkg="$1"
+          [ "$pkg" = "''${pkg##*#}" ] && pkg="nixpkgs#$pkg"
+          shift
+          set -- "$@" "$pkg"
+          : $(( i -= 1 ))
+        done
+        export NIXPKGS_ALLOW_UNFREE=1 NIXPKGS_ALLOW_BROKEN=1
+        nix shell --impure "$@"
+      }
+
     '';
   };
   programs.direnv = {