Fixes to PR 6007 (#6207)

* fix: ensure enableDefaultRc defaults to true unless exlicitly set to false via --no-default-rc

* fix: ensure enableDefaultRc and extraneousYarnrcFiles are passed to config.init(...)

* add: added test for yarn global add for module using a scoped registry

__tests__/commands/global.js

@@ -111,6 +111,15 @@ test.concurrent('add', async (): Promise<void> => {
   });
 });
 
+test.concurrent('add (with scoped registry)', (): Promise<void> => {
+  const flags = {enableDefaultRc: true};
+  return runGlobal(['add', '@test-scope/scoped-module'], flags, 'add-with-scoped-registry', async config => {
+    expect(await fs.exists(path.join(config.globalFolder, 'node_modules', '@test-scope', 'scoped-module'))).toEqual(
+      true,
+    );
+  });
+});
+
 test.concurrent('remove', async (): Promise<void> => {
   const tmpGlobalFolder = await createTempGlobalFolder();
   const tmpPrefixFolder = await createTempPrefixFolder();

__tests__/fixtures/global/add-with-scoped-registry/.yarnrc

@@ -0,0 +1 @@
+"@test-scope:registry" "http://test-scope-registry.com"

__tests__/fixtures/request-cache/GET/test-scope-registry.com/test-scope%2fscoped-module.bin

@@ -0,0 +1,39 @@
+HTTP/1.1 200 OK
+X-Powered-By: verdaccio/3.5.1
+Access-Control-Allow-Origin: *
+Content-Type: application/json; charset=utf-8
+ETag: "44b57ba5bc86dbe39ef3e60f5112a6ec"
+Content-Length: 754
+Vary: Accept-Encoding
+X-Status-Cat: http://flic.kr/p/aVuVsF
+Date: Fri, 03 Aug 2018 06:37:42 GMT
+Connection: keep-alive
+
+{
+  "name": "@test-scope/scoped-module",
+  "versions": {
+    "0.0.1": {
+      "name": "@test-scope/scoped-module",
+      "version": "0.0.1",
+      "description": "Scoped Module for Yarn tests",
+      "main": "index.js",
+      "license": "MIT",
+      "_id": "@test-scope/[email protected]",
+      "dist": {
+        "shasum": "0d2cf8db4b0fca4f50a0597e9a377cb1e6c48a93",
+        "tarball": "http://test-scope-registry.com/@test-scope%2fscoped-module/-/scoped-module-0.0.1.tgz"
+      }
+    }
+  },
+  "time": {
+    "modified": "2018-08-03T06:33:38.743Z",
+    "created": "2018-08-03T06:33:38.743Z",
+    "0.0.1": "2018-08-03T06:33:38.743Z"
+  },
+  "dist-tags": {
+    "latest": "0.0.1"
+  },
+  "_rev": "6-7cc396d8f7359a4d",
+  "readme": "",
+  "_attachments": {}
+}

src/cli/commands/global.js

@@ -52,6 +52,8 @@ async function updateCwd(config: Config): Promise<void> {
     globalFolder: config.globalFolder,
     cacheFolder: config._cacheRootFolder,
     linkFolder: config.linkFolder,
+    enableDefaultRc: config.enableDefaultRc,
+    extraneousYarnrcFiles: config.extraneousYarnrcFiles,
   });
 }
 

src/config.js

@@ -404,7 +404,7 @@ export default class Config {
 
     this.commandName = opts.commandName || '';
 
-    this.enableDefaultRc = !!opts.enableDefaultRc;
+    this.enableDefaultRc = opts.enableDefaultRc !== false;
     this.extraneousYarnrcFiles = opts.extraneousYarnrcFiles || [];
 
     this.preferOffline = !!opts.preferOffline;