nodePackages: add aliases

pkgs/development/node-packages/aliases.nix

···
+pkgs: lib: self: super:
+
+### Deprecated aliases - for backward compatibility
+
+with self;
+
+let
+  # Removing recurseForDerivation prevents derivations of aliased attribute
+  # set to appear while listing all the packages available.
+  removeRecurseForDerivations = alias: with lib;
+    if alias.recurseForDerivations or false
+    then removeAttrs alias ["recurseForDerivations"]
+    else alias;
+
+  # Disabling distribution prevents top-level aliases for non-recursed package
+  # sets from building on Hydra.
+  removeDistribute = alias: with lib;
+    if isDerivation alias then
+      dontDistribute alias
+    else alias;
+
+  # Make sure that we are not shadowing something from node-packages.nix.
+  checkInPkgs = n: alias:
+    if builtins.hasAttr n super
+    then throw "Alias ${n} is still in node-packages.nix"
+    else alias;
+
+  mapAliases = aliases:
+    lib.mapAttrs (n: alias:
+      removeDistribute
+        (removeRecurseForDerivations
+          (checkInPkgs n alias)))
+      aliases;
+in
+
+mapAliases ({
+  "@githubnext/github-copilot-cli" = pkgs.github-copilot-cli; # Added 2023-05-02
+})

pkgs/development/node-packages/default.nix

···
-{ pkgs, lib, nodejs, stdenv}:
+{ config, pkgs, lib, nodejs, stdenv }:
 
 let
   inherit (lib) composeManyExtensions extends makeExtensible mapAttrs;
···
       })
     ) (import ./main-programs.nix);
 
+  aliases = final: prev:
+    lib.optionalAttrs config.allowAliases
+      (import ./aliases.nix pkgs lib final prev);
+
   extensions = composeManyExtensions [
+    aliases
     mainProgramOverrides
     (import ./overrides.nix { inherit pkgs nodejs; })
   ];

pkgs/development/node-packages/main-programs.nix

···
   "@commitlint/cli" = "commitlint";
   "@forge/cli" = "forge";
   "@gitbeaker/cli" = "gitbeaker";
-  "@githubnext/github-copilot-cli" = "github-copilot-cli";
   "@google/clasp" = "clasp";
   "@medable/mdctl-cli" = "mdctl";
   "@mermaid-js/mermaid-cli" = "mmdc";

pkgs/development/node-packages/overrides.nix

···
     ];
   };
 
-  "@githubnext/github-copilot-cli" = pkgs.github-copilot-cli;
-
   "@medable/mdctl-cli" = prev."@medable/mdctl-cli".override (oldAttrs: {
     nativeBuildInputs = with pkgs; with darwin.apple_sdk.frameworks; [
       glib