style: Add eslint config and lint components (#1112)

* style(linting): add eslint config

* style(add another): add linting for add another component

* style(button menu): fix all lint errors for button menu component

* style(filter toggle button): fix all linting errors for filter toggle button

* style(multi file upload): fix all linting errors for the multi file upload component

* style(multi select): fix all linting errors for multi select component

* style(search toggle): fix all linting errors in search toggle component

* style(sortable table): fix all linting errors for sortable table component

.eslintrc.js

@@ -0,0 +1,135 @@
+module.exports = {
+  env: {
+    browser: 1
+  },
+  extends: ['standard', 'prettier'],
+  globals: {
+    "MOJFrontend": "readonly",
+    "$": "readonly"
+  },
+  ignorePatterns: [
+    'package/**/*',
+    'node_modules',
+    'node_modules/.*'
+  ],
+  overrides: [
+    {
+      extends: [
+        'eslint:recommended',
+        'plugin:import/recommended',
+        // 'plugin:jest/style',
+        // 'plugin:jest-dom/recommended',
+        // 'plugin:jsdoc/recommended-typescript-flavor',
+        'plugin:n/recommended',
+        'plugin:promise/recommended',
+        'prettier'
+      ],
+      files: [
+        '**/*.{cjs,js,mjs}',
+      ],
+      parserOptions: {
+        ecmaVersion: 'latest'
+      },
+      // plugins: ['import', 'jsdoc', 'n', 'promise', 'jest', 'jest-dom'],
+      plugins: ['import', 'jsdoc', 'n', 'promise'],
+      rules: {
+        // Check import or require statements are A-Z ordered
+        'import/order': [
+          'error',
+          {
+            alphabetize: { order: 'asc' },
+            'newlines-between': 'always'
+          }
+        ],
+
+        // Check for valid formatting
+        'jsdoc/check-line-alignment': [
+          'warn',
+          'never',
+          {
+            wrapIndent: '  '
+          }
+        ],
+
+        // JSDoc blocks can use `@preserve` to prevent removal
+        'jsdoc/check-tag-names': [
+          'warn',
+          {
+            definedTags: ['preserve']
+          }
+        ],
+
+        // JSDoc blocks are optional by default
+        'jsdoc/require-jsdoc': 'off',
+
+        // JSDoc @param required in (optional) blocks but
+        // @param description is not necessary by default
+        'jsdoc/require-param-description': 'off',
+        'jsdoc/require-param': 'error',
+
+        // Require hyphens before param description
+        // Aligns with TSDoc style: https://tsdoc.org/pages/tags/param/
+        'jsdoc/require-hyphen-before-param-description': 'warn',
+
+        // Maintain new line after description
+        'jsdoc/tag-lines': [
+          'warn',
+          'never',
+          {
+            startLines: 1
+          }
+        ],
+
+        // Automatically use template strings
+        'no-useless-concat': 'error',
+        'prefer-template': 'error',
+
+        // Flow control – avoid continue and else blocks after return statements
+        // in if statements
+        'no-continue': 'error',
+        'no-else-return': 'error',
+
+        // Avoid hard to read multi assign statements
+        'no-multi-assign': 'error'
+      },
+      settings: {
+        // jsdoc: {
+        //   // Allows us to use type declarations that exist in our dependencies
+        //   mode: 'typescript',
+        //   tagNamePreference: {
+        //     // TypeDoc doesn't understand '@abstract' but '@virtual'
+        //     abstract: 'virtual'
+        //   }
+        // }
+      }
+    },
+    {
+      // Extensions required for ESM import
+      files: ['**/*.mjs'],
+      rules: {
+        'import/extensions': [
+          'error',
+          'always',
+          {
+            ignorePackages: true,
+            pattern: {
+              cjs: 'always',
+              js: 'always',
+              mjs: 'always'
+            }
+          }
+        ]
+      }
+    },
+    {
+      files: ['**/*.spec.{cjs,js,mjs}'],
+      env: {
+        jest: true
+      }
+    }
+    ],
+  parserOptions: {
+    // project: './tsconfig.json'
+  },
+  root: true
+}