.eslintrc.js

module.exports = {
  root: true,
  env: {
    browser: true,
    es2021: true,
  },
  parser: '@typescript-eslint/parser',
  parserOptions: {
    ecmaVersion: 'latest',
    sourceType: 'module',
  },
  plugins: ['@typescript-eslint'],
  overrides: [
    {
      files: ['*.ts'],
      excludedFiles: ['*.spec.ts', '*.d.ts'],
      parserOptions: {
        project: ['tsconfig.json', 'tsconfig.spec.json', 'tsconfig.server.json', 'e2e/tsconfig.json'],
        createDefaultProgram: true,
      },
      extends: [
        'plugin:@typescript-eslint/recommended',
        'plugin:@angular-eslint/recommended',
        'plugin:@angular-eslint/template/process-inline-templates',
      ],
      rules: {
        // Note: you must disable the base rule as it can report incorrect errors
        'no-unused-vars': 'off',
        '@typescript-eslint/no-unused-vars': ['error', {args: 'after-used'}],
        '@typescript-eslint/no-explicit-any': 'error',
        '@angular-eslint/directive-selector': [
          'error',
          {
            type: 'attribute',
            prefix: 'app',
            style: 'camelCase',
          },
        ],
        '@angular-eslint/component-selector': [
          'error',
          {
            type: 'element',
            prefix: 'app',
            style: 'kebab-case',
          },
        ],
        // Allow Angular Life Cycle empty methods and empty constructor
        '@angular-eslint/no-empty-lifecycle-method': 'off',
        '@typescript-eslint/no-empty-function': ['error', {allow: ['constructors', 'methods']}],
        'no-empty-function': ['error', {allow: ['constructors', 'methods']}],
        indent: 'off',
        'linebreak-style': ['error', 'unix'],
        quotes: ['error', 'single'],
        semi: ['error', 'always'],
        'no-eval': 'error',
        'no-extra-semi': 'error',
        'no-duplicate-imports': 'error',
        'no-debugger': 'error',
        'getter-return': 'error',
        'no-cond-assign': 'error',
        'no-const-assign': 'error',
        'no-compare-neg-zero': 'error',
        'no-dupe-args': 'error',
        'no-dupe-else-if': 'error',
        'no-unreachable': 'error',
      },
    },
    {
      files: ['*.html'],
      extends: ['plugin:@angular-eslint/template/recommended'],
      rules: {},
    },
  ],
};