chore: fix precommit hooks (prisma#4316)

Co-authored-by: William Luke <william@ordino.ai>

.eslintrc.js

@@ -0,0 +1,109 @@
+const globby = require('globby')
+const fs = require('fs')
+const path = require('path')
+
+const ignoreFiles = globby.sync('src/packages/*/.eslintignore')
+
+const ignorePatterns = flatten(
+  flatten(
+    ignoreFiles.map((f) => {
+      const dir = path.dirname(f)
+      return fs
+        .readFileSync(f, 'utf-8')
+        .split('\n')
+        .filter((l) => l.trim().length > 0)
+        .map((l) => [l, `/${path.join(dir, l)}`])
+    }),
+  ),
+)
+
+module.exports = {
+  root: true,
+  parser: '@typescript-eslint/parser',
+  plugins: ['@typescript-eslint', 'jest'],
+  env: {
+    node: true,
+    es6: true,
+  },
+  extends: [
+    'eslint:recommended',
+    'plugin:eslint-comments/recommended',
+    'plugin:jest/recommended',
+  ],
+  parserOptions: {
+    ecmaVersion: 2020,
+    sourceType: 'module',
+    project: ['./src/packages/*/tsconfig.json' /* , 'tsconfig.json' */],
+    // debugLevel: true,
+  },
+  ignorePatterns,
+  overrides: [
+    // {
+    //   files: ['*.js'],
+    //   rules: {},
+    // },
+    {
+      files: ['*.ts'],
+      extends: [
+        'eslint:recommended',
+        'plugin:@typescript-eslint/eslint-recommended',
+        'plugin:@typescript-eslint/recommended',
+        'plugin:@typescript-eslint/recommended-requiring-type-checking',
+        'prettier/@typescript-eslint',
+        'plugin:jest/recommended',
+      ],
+      rules: {
+        '@typescript-eslint/no-use-before-define': 'off',
+        '@typescript-eslint/no-non-null-assertion': 'off',
+        'no-useless-escape': 'off',
+        '@typescript-eslint/no-explicit-any': 'off',
+        '@typescript-eslint/no-var-requires': 'off',
+        '@typescript-eslint/no-unsafe-return': 'off',
+        // added at 2020/11/26
+        '@typescript-eslint/no-unsafe-call': 'off',
+        '@typescript-eslint/no-unsafe-member-access': 'off',
+        '@typescript-eslint/no-unsafe-assignment': 'off',
+        '@typescript-eslint/explicit-module-boundary-types': 'off',
+        '@typescript-eslint/ban-ts-comment': 'off',
+        '@typescript-eslint/no-empty-function': 'off',
+        'eslint-comments/no-unlimited-disable': 'off',
+        'eslint-comments/disable-enable-pair': 'off',
+        '@typescript-eslint/no-misused-promises': 'off',
+        'jest/expect-expect': 'off',
+        'no-empty': 'off',
+        'jest/valid-title': 'off',
+        '@typescript-eslint/no-unnecessary-type-assertion': 'off',
+        // low hanging fruits:
+        '@typescript-eslint/ban-types': 'off',
+        '@typescript-eslint/restrict-plus-operands': 'off',
+        '@typescript-eslint/restrict-template-expressions': 'off',
+        'jest/no-conditional-expect': 'off',
+        'jest/no-try-expect': 'off',
+        'jest/no-export': 'off',
+        '@typescript-eslint/no-empty-interface': 'off',
+      },
+    },
+  ],
+  settings: {
+    jest: {
+      version: 26,
+    },
+  },
+}
+
+function flatten(input) {
+  const stack = [...input]
+  const res = []
+  while (stack.length) {
+    // pop value from stack
+    const next = stack.pop()
+    if (Array.isArray(next)) {
+      // push back array items, won't modify the original input
+      stack.push(...next)
+    } else {
+      res.push(next)
+    }
+  }
+  // reverse to restore input order
+  return res.reverse()
+}

.github/workflows/setup.sh

@@ -2,9 +2,11 @@
 
 set -ex
 
+npm i --silent -g pnpm@5.10.4 --unsafe-perm
+
+pnpm i --no-prefer-frozen-lockfile
 cd src
 
-npm i --silent -g pnpm@5.10.4 --unsafe-perm
 pnpm i --no-prefer-frozen-lockfile
 
 pnpm run setup

.github/workflows/test.yml

@@ -32,6 +32,48 @@ jobs:
           GITHUB_TOKEN: "${{ secrets.GITHUB_TOKEN }}"
     if: "!startsWith(github.ref, 'refs/tags/') && github.ref != 'refs/heads/master'"
 
+  #
+  # Linting
+  #
+  lint:
+    timeout-minutes: 5
+    runs-on: ubuntu-latest
+
+    strategy:
+      fail-fast: false
+      matrix:
+        os: [ubuntu-latest]
+        node: [12]
+
+    steps:
+      - uses: actions/checkout@v2
+
+      # From https://docs.github.com/en/actions/configuring-and-managing-workflows/caching-dependencies-to-speed-up-workflows#example-using-the-cache-action
+      - name: Cache node modules
+        uses: actions/cache@v2
+        env:
+          cache-name: cache-node-modules
+        with:
+          path: ~/.pnpm-store
+          key: ${{ runner.os }}-build-${{ env.cache-name }}-${{ hashFiles('**/pnpm-lock.yaml') }}
+          restore-keys: |
+            ${{ runner.os }}-build-${{ env.cache-name }}-
+            ${{ runner.os }}-build-
+            ${{ runner.os }}-
+
+      - uses: actions/setup-node@v2-beta
+        with:
+          node-version: ${{ matrix.node }}
+
+      - run: bash .github/workflows/setup.sh
+        env:
+          CI: true
+          SKIP_GIT: true
+          GITHUB_CONTEXT: ${{ toJson(github) }}
+
+      - run: pnpm run lint
+        working-directory: ./
+
   #
   # CLI-INTEGRATION-1
   #

.gitignore

@@ -20,3 +20,5 @@ dist/
 .vscode
 !.vscode/launch.json
 coverage
+
+.eslintcache

package.json

@@ -1,6 +1,32 @@
 {
-	"dependencies": {
-		"ts-node": "9.0.0",
-		"typescript": "4.1.2"
-	}
+  "private": true,
+  "scripts": {
+    "lint": "ts-node scripts/lint.ts",
+    "precommit-all": "ts-node scripts/lint.ts --staged",
+    "eslint": "eslint"
+  },
+  "devDependencies": {
+    "@types/node": "^14.14.10",
+    "@typescript-eslint/eslint-plugin": "^4.8.2",
+    "@typescript-eslint/parser": "^4.8.2",
+    "arg": "^5.0.0",
+    "chalk": "^4.1.0",
+    "eslint": "^7.14.0",
+    "eslint-config-prettier": "^6.15.0",
+    "eslint-plugin-eslint-comments": "^3.2.0",
+    "eslint-plugin-jest": "^24.1.3",
+    "eslint-plugin-prettier": "^3.1.4",
+    "execa": "^4.1.0",
+    "globby": "^11.0.1",
+    "husky": "^4.3.0",
+    "p-map": "^4.0.0",
+    "staged-git-files": "^1.2.0",
+    "ts-node": "9.0.0",
+    "typescript": "4.1.2"
+  },
+  "husky": {
+    "hooks": {
+      "pre-commit": "ts-node scripts/lint.ts --staged"
+    }
+  }
 }