improvement(root): add typescript resolver eslint import plugin

to fix errors with the eslint import plugin with ts files

.eslintrc.js

@@ -26,10 +26,18 @@ module.exports = {
         'plugin:prettier/recommended',
         'prettier/@typescript-eslint',
         'plugin:import/typescript',
-        // 'plugin:import/errors', // TODO(Debug): Import resolution errors (on interfaces) even though build is working fine
+        'plugin:import/errors',
         'plugin:import/warnings',
         'plugin:eslint-comments/recommended',
     ],
+    settings: {
+        'import/resolver': {
+            // Makes plugin:import work with Typescript interfaces etc
+            typescript: {
+                alwaysTryTypes: true, // always try to resolve types under `<root>@types` directory even it doesn't contain any source code
+            },
+        },
+    },
     rules: {
         'notice/notice': [
             'error',

package.json

@@ -73,6 +73,7 @@
         "doctoc": "^1.4.0",
         "eslint": "^6.8.0",
         "eslint-config-prettier": "^6.11.0",
+        "eslint-import-resolver-typescript": "^2.0.0",
         "eslint-plugin-eslint-comments": "^3.1.2",
         "eslint-plugin-import": "^2.20.2",
         "eslint-plugin-jest": "^23.8.2",

packages/assert/src/assert.ts

@@ -5,10 +5,10 @@
  * For full license text, see the LICENSE file in the repo root or https://opensource.org/licenses/BSD-3-Clause
  */
 
-import axe, { ElementContext, RunOptions } from 'axe-core';
-import { extended } from '@sa11y/preset-rules';
-import { A11yConfig } from '@sa11y/preset-rules';
-import { Formatter, a11yResultsFormatter } from '@sa11y/format';
+import * as axe from 'axe-core';
+import { ElementContext, RunOptions } from 'axe-core';
+import { A11yConfig, extended } from '@sa11y/preset-rules';
+import { a11yResultsFormatter, Formatter } from '@sa11y/format';
 
 // Error message prefix for runtime exceptions when running axe
 // TODO (refactor): Should this be exported? Can private variables be imported in tests?

packages/jest/src/jest.ts

@@ -6,7 +6,7 @@
  */
 
 import { assertAccessible } from '@sa11y/assert';
-import { A11yConfig, extended } from '@sa11y/preset-rules';
+import { extended, A11yConfig } from '@sa11y/preset-rules';
 import { matcherHint } from 'jest-matcher-utils';
 
 export const matcherHintMsg = `expected document to have no accessibility violations but found following issues: `;

packages/preset-rules/__tests__/rules.test.ts

@@ -5,9 +5,8 @@
  * For full license text, see the LICENSE file in the repo root or https://opensource.org/licenses/BSD-3-Clause
  */
 
-import axe from 'axe-core';
-import { extended } from '../src';
-import { recommended } from '../src';
+import * as axe from 'axe-core';
+import { extended, recommended } from '../src';
 
 /**
  * TODO: