chore(deps): add typescript eslint (dynamodb-toolbox#372)

.eslintrc.json

@@ -1,36 +1,54 @@
 {
   "env": {
-      "es6": true,
-      "node": true,
-      "jest": true
+    "es6": true,
+    "node": true,
+    "jest": true
   },
-  "extends": "eslint:recommended",
+  "extends": [
+    "eslint:recommended",
+    "plugin:@typescript-eslint/recommended"
+  ],
+  "parser": "@typescript-eslint/parser",
+  "plugins": [
+    "@typescript-eslint"
+  ],
+  "root": true,
   "parserOptions": {
-      "ecmaVersion": 2018,
-      "sourceType": "module"
+    "ecmaVersion": 2018,
+    "sourceType": "module"
   },
   "rules": {
-      "linebreak-style": [
-          "error",
-          "unix"
-      ],
-      "quotes": [
-          "error",
-          "single",
-          { "allowTemplateLiterals": true }
-      ],
-      "semi": [
-          "error",
-          "never"
-      ],
-      "indent": [
-        "error",
-        2,
-        { "SwitchCase": 1, "flatTernaryExpressions": true }
-      ]
+    "linebreak-style": [
+      "error",
+      "unix"
+    ],
+    "quotes": [
+      "error",
+      "single",
+      {
+        "allowTemplateLiterals": true
+      }
+    ],
+    "semi": [
+      "error",
+      "never"
+    ],
+    "indent": [
+      "error",
+      2,
+      {
+        "SwitchCase": 1,
+        "flatTernaryExpressions": true
+      }
+    ],
+    // TODO: remove this rule when all the code is fully migrated to TS, atm it just produces a lot of noise
+    "@typescript-eslint/ban-ts-comment": "off",
+    // TODO: remove this rule when all the code is fully migrated to TS, atm it just produces a lot of noise
+    "@typescript-eslint/no-explicit-any": "off",
+    "@typescript-eslint/ban-types": "warn"
   },
   "globals": {
-      "expect": true,
-      "it": true
+    "expect": true,
+    "it": true
   }
 }