feat(build): #834 npm registry tokens

- allow passing tokens for private registries

Signed-off-by: David Acevedo <[email protected]>

docs/src/api/extensions/node.js.md

@@ -60,6 +60,9 @@ Types:
     - shouldIgnoreScripts (`bool`): Optional.
         Enable to propagate the `--ignore-scripts true` flag to npm.
         Defaults to `false`.
+    - registryTokens (`attrsOf str`): Optional.
+        Tokens for dependencies to be fetched from private NPM registries.
+        Defaults to `{ }`.
 
 Example:
 
@@ -130,6 +133,83 @@ Example:
         hello-world-npm
     ```
 
+Example with private registries:
+
+=== "package.json"
+
+    ```json
+    # /path/to/my/project/makes/example/package.json
+    {
+      "dependencies": {
+        "@fortawesome/fontawesome-pro": "*"
+      }
+    }
+    ```
+
+=== "package-lock.json"
+
+    ```json
+    # /path/to/my/project/makes/example/package-lock.json
+    {
+      "requires": true,
+      "lockfileVersion": 1,
+      "dependencies": {
+        "@fortawesome/fontawesome-pro": {
+          "version": "6.4.0",
+          "resolved": "https://npm.fontawesome.com/@fortawesome/fontawesome-pro/-/6.4.0/fontawesome-pro-6.4.0.tgz",
+          "integrity": "sha512-VtoAOuV0KAjdO979RHGko5krp3UsKMnXH1SaHnQvlz4PcgErcsk5ZPugoMhc3sW5lkrRl8NnaGwkGzB3gzVSxQ=="
+        }
+      }
+    }
+    ```
+
+=== "main.nix"
+
+    ```nix
+    # /path/to/my/project/main.nix
+    {
+      makeNodeJsModules,
+      makeScript,
+      projectPath,
+      ...
+    }:
+    let
+      secrets = secretsForEnvFromSops = {
+        example = {
+          manifest = "/path/to/my/project/secrets.yaml";
+          vars = [ "FONTAWESOME_PRO_TOKEN" ];
+        };
+      };
+      fontawesome = makeNodeJsModules {
+        name = "fontawesome-pro-example";
+        nodeJsVersion = "18";
+        packageJson = projectPath "/path/to/my/project/package.json";
+        packageLockJson = projectPath "/path/to/my/project/package-lock.json";
+        registryTokens = {
+          "@fortawesome/fontawesome-pro": "FONTAWESOME_PRO_TOKEN"
+        };
+        searchPaths.source = [ secrets.example ]
+      };
+    in
+    makeScript {
+      replace = {
+        __argFontawesome__ = fontawesome;
+      };
+      entrypoint = ''
+        ls __argFontawesome__
+      '';
+      name = "example";
+    }
+    ```
+
+=== "Invocation"
+
+    ```bash
+    $ m . /example
+
+        @fortawesome
+    ```
+
 ## makeNodeJsEnvironment
 
 Setup a `makeNodeJsModules` in the environment

src/args/make-node-js-modules/default.nix

@@ -13,6 +13,7 @@
   nodeJsVersion,
   packageJson,
   packageLockJson,
+  registryTokens ? {},
   searchPaths ? {},
   shouldIgnoreScripts ? false,
 }: let
@@ -22,6 +23,10 @@
   collectDependencies = deps:
     builtins.foldl'
     (all: name: let
+      registryToken =
+        if builtins.hasAttr name registryTokens
+        then builtins.getEnv registryTokens.${name}
+        else null;
       tarball = __nixpkgs__.fetchurl {
         hash = depAttrs.integrity;
         url =
@@ -33,6 +38,10 @@
           then depAttrs.version
           # Something pending to implement?
           else abort "Unable to fetch: ${name}";
+        curlOptsList =
+          if registryToken == null
+          then []
+          else ["--header" "Authorization: Bearer ${registryToken}"];
       };
       dep =
         depAttrs