feat: add eslint (#249)

Author: lindsaylevine

.editorconfig

@@ -0,0 +1,10 @@
+root = true
+
+[*]
+indent_style = space
+indent_size = 2
+end_of_line = lf
+charset = utf-8
+max_line_length = 120
+trim_trailing_whitespace = true
+insert_final_newline = true

.eslintignore

@@ -0,0 +1,14 @@
+.next
+/next.config.js
+node_modules
+src/cypress
+src/lib/helpers/logger.js
+src/lib/helpers/asyncForEach.js
+src/lib/templates
+src/tests
+test/sample/node_modules
+test/sample/out_functions
+test/sample/netlify/functions
+test/sample/my-publish-dir
+test/sample/.next
+test/sample/.netlify

.eslintrc.js

@@ -0,0 +1,29 @@
+const { overrides } = require('@netlify/eslint-config-node')
+
+module.exports = {
+  extends: '@netlify/eslint-config-node',
+  rules: {
+    complexity: 0,
+    'fp/no-let': 0,
+    'fp/no-loops': 0,
+    'fp/no-mutation': 0,
+    'fp/no-mutating-methods': 0,
+    'id-length': 0,
+    'max-statements': 0,
+    'no-await-in-loop': 0,
+    'node/exports-style': 0,
+    'node/global-require': 0,
+    'node/no-unpublished-require': 0,
+    'node/prefer-global/process': 0,
+    'no-magic-numbers': 0,
+    'no-promise-executor-return': 0,
+    'no-prototype-builtins': 0,
+    'no-shadow': 0,
+    'no-unused-vars': 0,
+    'prefer-regex-literals': 0,
+    'promise/prefer-await-to-callbacks': 0,
+    'unicorn/filename-case': 0,
+    'unicorn/no-array-push-push': 0,
+  },
+  overrides: [...overrides],
+}

.github/workflows/test.yml

@@ -26,5 +26,8 @@ jobs:
         uses: actions/setup-node@v2
         with:
           node-version: ${{ matrix.node-version }}
-      - run: npm install
+      - run: npm ci
+      - name: Linting
+        run: npm run format:ci
+        if: "${{ matrix.node-version == '15.x' }}"
       - run: npm test

.prettierignore

@@ -21,5 +21,5 @@ __mocks__
 test/fixtures
 test/sample
 next.config.js
-src/cypress/builds/
-src/tests/builds/
+src/cypress
+src/tests

.prettierrc.js

@@ -0,0 +1,4 @@
+module.exports = {
+  ...require('@netlify/eslint-config-node/.prettierrc.json'),
+  endOfLine: 'auto',
+}

.prettierrc.json

@@ -1,15 +1,16 @@
 const fs = require('fs')
 const path = require('path')
 const util = require('util')
-const makeDir = require('make-dir')
+
 const findUp = require('find-up')
-const nextOnNetlify = require('./src/index.js')
+const makeDir = require('make-dir')
 
-const validateNextUsage = require('./helpers/validateNextUsage')
+const { restoreCache, saveCache } = require('./helpers/cacheBuild')
+const copyUnstableIncludedDirs = require('./helpers/copyUnstableIncludedDirs')
 const doesNotNeedPlugin = require('./helpers/doesNotNeedPlugin')
 const getNextConfig = require('./helpers/getNextConfig')
-const copyUnstableIncludedDirs = require('./helpers/copyUnstableIncludedDirs')
-const { restoreCache, saveCache } = require('./helpers/cacheBuild')
+const validateNextUsage = require('./helpers/validateNextUsage')
+const nextOnNetlify = require('./src/index.js')
 
 const pWriteFile = util.promisify(fs.writeFile)