Add eslint

Author: Kudo

.eslintignore

@@ -0,0 +1,3 @@
+node_modules/
+build/
+coverage/

.eslintrc.js

@@ -0,0 +1,39 @@
+const prettierConfig = require('./.prettierrc');
+
+module.exports = {
+  parser: '@typescript-eslint/parser',
+  plugins: ['@typescript-eslint'],
+  extends: [
+    '@react-native-community',
+    'eslint:recommended',
+    'plugin:@typescript-eslint/eslint-recommended',
+    'plugin:@typescript-eslint/recommended',
+  ],
+  env: {
+    node: true,
+  },
+  settings: {
+    react: {
+      version: 'latest',
+    },
+  },
+  overrides: [
+    {
+      files: [
+        '**/__mocks__/**',
+        '**/__fixtures__/**',
+        '**/__e2e__/**',
+        'jest/**',
+      ],
+      env: {
+        jest: true,
+      },
+    },
+    {
+      files: ['*.ts', '**/*.ts'],
+      rules: {
+        'prettier/prettier': [2, {prettierConfig, parser: 'typescript'}],
+      },
+    },
+  ],
+};

.gitignore

@@ -2,5 +2,6 @@ node_modules
 .DS_Store
 .vscode
 build/
+coverage/
 *.tsbuildinfo
 yarn-error.log

definitions/xcode/index.d.ts

@@ -0,0 +1,18 @@
+const common = {testEnvironment: 'node'};
+
+module.exports = {
+  projects: [
+    {
+      ...common,
+      displayName: 'unit',
+      // setupFiles: ['<rootDir>/jest/setupUnitTests.js'],
+      testMatch: ['<rootDir>/**/__tests__/*{.,-}test.[jt]s'],
+    },
+  ],
+  collectCoverageFrom: [
+    'src/**/*.ts',
+    '!**/__mocks__/**',
+    '!**/__tests__/**',
+    '!**/build/**',
+  ],
+};

definitions/xcode/lib/index.d.ts

@@ -3,7 +3,10 @@
   "version": "0.1.0",
   "description": "React Native CLI Plugin for Benchmark Regression",
   "scripts": {
-    "build": "yarn tsc"
+    "build": "yarn tsc",
+    "lint": "eslint --ext .js,.ts . --cache --report-unused-disable-directives",
+    "test": "jest",
+    "test:ci:unit": "jest --ci --coverage"
   },
   "main": "build/index.js",
   "files": [
@@ -13,29 +16,38 @@
   "repository": "https://github.com/Kudo/react-native-cli-plugin-benchmark",
   "license": "MIT",
   "devDependencies": {
+    "@babel/core": "^7.8.6",
     "@babel/preset-env": "^7.8.4",
     "@babel/preset-typescript": "^7.8.3",
-    "@react-native-community/cli-platform-android": "^4.0.1",
-    "@react-native-community/cli-platform-ios": "^4.0.1",
+    "@react-native-community/cli-platform-android": "^3.1.4",
+    "@react-native-community/cli-platform-ios": "^3.2.0",
+    "@react-native-community/cli-tools": "^3.0.0",
     "@react-native-community/cli-types": "^3.0.0",
+    "@react-native-community/eslint-config": "^0.0.7",
     "@types/glob": "^7.1.1",
     "@types/graceful-fs": "^4.1.3",
     "@types/jest": "^25.1.3",
     "@types/lodash": "^4.14.149",
     "@types/node": "^13.7.1",
     "@types/node-fetch": "^2.5.4",
+    "@typescript-eslint/eslint-plugin": "^2.21.0",
+    "@typescript-eslint/parser": "^2.21.0",
+    "eslint": "^6.8.0",
+    "eslint-import-resolver-alias": "^1.1.2",
+    "eslint-import-resolver-typescript": "^2.0.0",
+    "eslint-plugin-import": "^2.20.1",
+    "eslint-plugin-prettier": "^3.1.2",
     "jest": "^25.1.0",
     "prettier": "^1.19.1",
     "typescript": "^3.7.5"
   },
   "peerDependencies": {
-    "@react-native-community/cli": "^3.1.0"
+    "@react-native-community/cli": ">= 3.0.0"
   },
   "dependencies": {
     "execa": "^4.0.0",
     "glob": "^7.1.6",
     "graceful-fs": "^4.2.3",
-    "lodash": "^4.17.15",
-    "xcode": "^2.1.0"
+    "lodash": "^4.17.15"
   }
 }

jest.config.js

@@ -17,24 +17,24 @@ export default class ObjcPatcher {
     return this._content.indexOf(this._patchSig) >= 0;
   }
 
-  addImport(file: string) {
+  addImport(file: string): ObjcPatcher {
     const lastImportBegin = this._content.lastIndexOf('\n#import');
-    let lastImportEnd = this._content.indexOf('\n', lastImportBegin + 1);
+    const lastImportEnd = this._content.indexOf('\n', lastImportBegin + 1);
     const headPart = this._content.substring(0, lastImportEnd);
     const tailPart = this._content.substring(lastImportEnd);
     this._content = headPart + `\n#import ${file}` + tailPart;
     return this;
   }
 
-  addFunction(code: string) {
+  addFunction(code: string): ObjcPatcher {
     const lastImplEnd = this._content.lastIndexOf('\n@end');
     const headPart = this._content.substring(0, lastImplEnd);
     const tailPart = this._content.substring(lastImplEnd);
     this._content = headPart + `\n${code}` + tailPart;
     return this;
   }
 
-  replace(searchValue: string | RegExp, replaceValue: string) {
+  replace(searchValue: string | RegExp, replaceValue: string): ObjcPatcher {
     this._content = this._content.replace(searchValue, replaceValue);
     return this;
   }
@@ -44,7 +44,7 @@ export default class ObjcPatcher {
     fs.writeFileSync(toFile, this._content);
   }
 
-  _addPatchSigIfNeeded() {
+  _addPatchSigIfNeeded(): ObjcPatcher {
     if (this.isPatched()) {
       return this;
     }