fix: user constructor from viewer (#69)

src/user.ts

@@ -126,12 +126,15 @@ export class AtlasUser extends BaseAtlasClass<
   needed to make API calls.
   */
 
-  // @deprecated
-  constructor(...args: ViewMakerArgs) {
+  constructor(...args: ViewMakerArgs | [AtlasViewer]) {
     // For the time being, the AtlasUser can be constructed to created a viewer inside of it.
     // As time goes on, this will be deprecated.
-    const viewer = new AtlasViewer(...args);
-    super(viewer);
+    if (args[0] instanceof AtlasViewer) {
+      super(args[0]);
+    } else {
+      const viewer = new AtlasViewer(...(args as ViewMakerArgs));
+      super(viewer);
+    }
   }
 
   protected endpoint() {

tests/user.test.js

@@ -1,6 +1,7 @@
 import { test } from 'uvu';
 import * as assert from 'uvu/assert';
 import { AtlasUser } from '../dist/user.js';
+import { AtlasViewer } from '../dist/viewer.js';
 import { AtlasOrganization } from '../dist/organization.js';
 
 // TODO - should have a dedicated test account here
@@ -39,6 +40,18 @@ test('AtlasUser from api key', async () => {
   assert.type(user.attr, 'object');
 });
 
+test('AtlasUser from AtlasViewer', async () => {
+  const key = process.env.ATLAS_API_KEY;
+  if (key === undefined) {
+    throw new Error('ATLAS_API_KEY not set');
+  }
+  const viewer = new AtlasViewer({
+    useEnvToken: true,
+  });
+  const user = await new AtlasUser(viewer).withLoadedAttributes();
+  assert.type(user.attr, 'object');
+});
+
 // TODO - tests for bearer token login
 // TODO - tests for anon account