fixy

package.json

@@ -56,6 +56,7 @@
   },
   "devDependencies": {
     "@npm/types": "^1.0.1",
+    "@types/chai": "^4.2.7",
     "@types/cross-spawn": "^6.0.0",
     "@types/eslint": "^6.1.3",
     "@types/fs-extra": "^8.0.0",
@@ -72,6 +73,7 @@
     "@types/write-file-atomic": "^2.1.2",
     "assert-rejects": "^1.0.0",
     "c8": "^7.0.0",
+    "chai": "^4.2.0",
     "codecov": "^3.0.1",
     "cross-spawn": "^7.0.0",
     "fs-extra": "^8.0.0",

src/init.ts

@@ -178,11 +178,8 @@ async function writePackageJson(
   options.logger.dir(preview);
 }
 
-export const TSLINT_CONFIG = {
-  extends: 'gts/tslint.json',
-  linterOptions: {
-    exclude: ['**/*.json'],
-  },
+export const ESLINT_CONFIG = {
+  extends: './node_modules/gts/build/src/index.js',
 };
 
 async function generateConfigFile(
@@ -223,11 +220,11 @@ async function generateConfigFile(
   }
 }
 
-async function generateTsLintConfig(options: Options): Promise<void> {
+async function generateESLintConfig(options: Options): Promise<void> {
   return generateConfigFile(
     options,
-    './tslint.json',
-    formatJson(TSLINT_CONFIG)
+    './.eslintrc.json',
+    formatJson(ESLINT_CONFIG)
   );
 }
 
@@ -312,7 +309,7 @@ export async function init(options: Options): Promise<boolean> {
     options.logger.log('No edits needed in package.json.');
   }
   await generateTsConfig(options);
-  await generateTsLintConfig(options);
+  await generateESLintConfig(options);
   await generatePrettierConfig(options);
   await installDefaultTemplate(options);
 

test/fixtures/kitchen/src/server.ts

@@ -1 +1 @@
-const isThisTypeScript = true;
+const isThisTypeScript = true

test/kitchen.ts

@@ -2,11 +2,12 @@ import chalk = require('chalk');
 import * as cp from 'child_process';
 import * as fs from 'fs-extra';
 import * as tmp from 'tmp';
-import * as assert from 'assert';
+import { assert } from 'chai';
 import * as path from 'path';
 import { describe, it, before, after } from 'mocha';
 
 import spawn = require('cross-spawn');
+import execa = require('execa');
 // eslint-disable-next-line @typescript-eslint/no-var-requires
 const pkg = require('../../package.json');
 const keep = !!process.env.GTS_KEEP_TEMPDIRS;
@@ -17,15 +18,14 @@ const execOpts = {
   encoding: 'utf8',
 };
 
-console.log(`${chalk.blue(`${__filename} staging area: ${stagingPath}`)}`);
-
 describe('🚰 kitchen sink', () => {
   const fixturesPath = path.join('test', 'fixtures');
   const gtsPath = path.join('node_modules', '.bin', 'gts');
   const kitchenPath = path.join(stagingPath, 'kitchen');
 
   // Create a staging directory with temp fixtures used to test on a fresh application.
   before(() => {
+    console.log(`${chalk.blue(`${__filename} staging area: ${stagingPath}`)}`);
     cp.execSync('npm pack');
     const tarball = `${pkg.name}-${pkg.version}.tgz`;
     fs.renameSync(tarball, 'gts.tgz');
@@ -59,7 +59,7 @@ describe('🚰 kitchen sink', () => {
 
     // Ensure config files got generated.
     fs.accessSync(path.join(kitchenPath, 'tsconfig.json'));
-    fs.accessSync(path.join(kitchenPath, 'tslint.json'));
+    fs.accessSync(path.join(kitchenPath, '.eslintrc.json'));
     fs.accessSync(path.join(kitchenPath, 'prettier.config.js'));
 
     // Compilation shouldn't have happened. Hence no `build` directory.
@@ -119,23 +119,19 @@ describe('🚰 kitchen sink', () => {
     );
     assert.ok(
       fs
-        .readFileSync(path.join(kitchenPath, 'tslint.json'), 'utf8')
+        .readFileSync(path.join(kitchenPath, '.eslintrc.json'), 'utf8')
         .endsWith('\n')
     );
   });
 
-  it('should check before fix', () => {
-    assert.throws(
-      () => {
-        cp.execSync('npm run check', execOpts);
-      },
-      // eslint-disable-next-line @typescript-eslint/no-explicit-any
-      (err: any) => {
-        assert.strictEqual(err.status, 1);
-        assert.ok(err.stdout.includes('prettier reported errors'));
-        return true;
-      }
+  it('should check before fix', async () => {
+    const res = await execa(
+      'npm',
+      ['run', 'check'],
+      Object.assign({}, { reject: false }, execOpts)
     );
+    assert.strictEqual(res.exitCode, 1);
+    assert.include(res.stdout, 'assigned a value but');
   });
 
   it('should fix', () => {