configure yarn version

Author: ElenaDiachenko

packages/config-templates/renative.templates.json

@@ -454,7 +454,7 @@
             "version": "0.5.9"
         },
         "@react-native-community/cli": {
-            "disableNpm": true,
+            "disableNpm": false,
             "version": "^15.0.1",
             "supportedPlatforms": ["tvos", "ios"]
         },
@@ -464,7 +464,7 @@
         "@react-native-community/cli-platform-ios": {
             "version": "12.3.6",
             "disablePluginTemplateOverrides": false,
-            "disableNpm": true,
+            "disableNpm": false,
             "supportedPlatforms": ["tvos", "ios"],
             "nodeModuleOverrides": {
                 "^12.3.6": {

packages/core/src/configs/types.ts

@@ -10,6 +10,7 @@ export type NpmPackageFile = {
     description?: string;
     name?: string;
     main?: string;
+    packageManager?: string;
 };
 
 export type NpmPackageFileKey = keyof NpmPackageFile;

packages/core/src/schema/defaults.ts

@@ -10,4 +10,5 @@ export const DEFAULTS = {
     author: 'Unknown',
     certificateProfile: 'RNVanillaCert',
     signingConfig: 'Debug',
+    yarnVersion: '3.6.4',
 };

packages/engine-core/src/tasks/bootstrap/__tests__/taskNew.test.ts

@@ -24,7 +24,7 @@ import bookmarkTemplate from '../questions/bookmarkTemplate';
 import configTemplates from '../questions/configTemplates';
 import projectFolder from '../questions/projectFolder';
 import installProject from '../questions/installProject';
-import inquiryHandlePeerDepsNpm from '../questions/resolvePeerDepsNPM';
+import inquiryYarnVersion from '../questions/configureYarnVersion';
 
 jest.mock('@rnv/core');
 jest.mock('lodash/set');
@@ -48,7 +48,7 @@ jest.mock('../questions/projectFolder');
 jest.mock('../questions/installProject');
 jest.mock('../questionHelpers');
 jest.mock('../questions/appConfigs');
-jest.mock('../questions/resolvePeerDepsNPM');
+jest.mock('../questions/configureYarnVersion');
 
 beforeEach(() => {
     createRnvContext();
@@ -115,6 +115,6 @@ describe('taskNew tests', () => {
         expect(configTemplates).toHaveBeenCalled();
         expect(projectFolder).toHaveBeenCalled();
         expect(installProject).toHaveBeenCalled();
-        expect(inquiryHandlePeerDepsNpm).toHaveBeenCalled();
+        expect(inquiryYarnVersion).toHaveBeenCalled();
     });
 });

packages/engine-core/src/tasks/bootstrap/questions/configureYarnVersion.ts

@@ -0,0 +1,29 @@
+import { executeAsync, getContext, inquirerPrompt, logInfo, DEFAULTS } from '@rnv/core';
+import { NewProjectData } from '../types';
+
+const Question = async (data: NewProjectData) => {
+    const c = getContext();
+    const { confirmSetYarnVersion } = await inquirerPrompt({
+        name: 'confirmSetYarnVersion',
+        type: 'confirm',
+        message: `Renative project requires Yarn version ${DEFAULTS.yarnVersion} Would you like to configure it now?`,
+    });
+
+    if (!confirmSetYarnVersion) {
+        logInfo('Yarn setup cancelled by user.');
+        return;
+    }
+
+    await executeAsync(`npm install -g yarn`);
+
+    await executeAsync(`yarn set version ${DEFAULTS.yarnVersion}`, {
+        cwd: c.paths.project.dir,
+    });
+    await executeAsync(`yarn config set nodeLinker node-modules`, {
+        cwd: c.paths.project.dir,
+    });
+    data.files.project.packageJson.packageManager = `yarn@${DEFAULTS.yarnVersion}`;
+    logInfo('Yarn setup completed successfully.');
+};
+
+export default Question;

packages/engine-core/src/tasks/bootstrap/questions/resolvePeerDepsNPM.ts

@@ -24,7 +24,7 @@ import inquiryBookmarkTemplate from './questions/bookmarkTemplate';
 import inquiryAppConfigs from './questions/appConfigs';
 import inquiryConfigTemplates from './questions/configTemplates';
 import inquiryProjectInstall from './questions/installProject';
-import inquiryHandlePeerDepsNpm from './questions/resolvePeerDepsNPM';
+import inquiryYarnVersion from './questions/configureYarnVersion';
 import inquiryInstallEngines from './questions/installEngines';
 import {
     configureConfigOverrides,
@@ -48,6 +48,7 @@ export default createTask({
         await inquiryHasNodeModules(payload);
         await inquiryWorkspace(payload);
         await saveProgressIntoProjectConfig(payload);
+        await inquiryYarnVersion(payload);
         // Switch execution context to new directory
         await processChdirToProject();
         // Install template only (this avoids whole npm project install)
@@ -75,7 +76,6 @@ export default createTask({
         await configureTemplateFiles();
         await generateLocalJsonSchemas();
         await inquiryAppConfigs(payload);
-        await inquiryHandlePeerDepsNpm();
         await inquiryInstallEngines(payload);
         // Telementry
         await telemetryNewProject(payload);

packages/engine-core/src/tasks/bootstrap/taskNew.ts

@@ -39,6 +39,12 @@ npm-debug.log
 # Yarn
 #
 yarn-error.log
+.yarn/*
+!.yarn/patches
+!.yarn/plugins
+!.yarn/releases
+!.yarn/sdks
+!.yarn/versions
 
 # Lerna
 #