introduce eslint

.eslintignore

@@ -1,7 +1,2 @@
-src/shared
-shared.js
-store.js
-test/test.js
-test/setup.js
 **/_actual.js
 **/expected.js

.eslintrc.json

@@ -1,7 +1,7 @@
 {
   "root": true,
   "rules": {
-		"indent": [2, "tab", { "SwitchCase": 1 }],
+    "indent": "off",
     "semi": [2, "always"],
     "keyword-spacing": [2, { "before": true, "after": true }],
     "space-before-blocks": [2, "always"],
@@ -20,7 +20,9 @@
     "prefer-arrow-callback": 2,
     "prefer-const": [2, { "destructuring": "all" }],
     "arrow-spacing": 2,
-		"no-inner-declarations": 0
+    "no-inner-declarations": 0,
+    "@typescript-eslint/indent": [2, "tab", { "SwitchCase": 1 }],
+    "@typescript-eslint/camelcase": "off"
   },
   "env": {
     "es6": true,
@@ -31,7 +33,9 @@
   "extends": [
     "eslint:recommended",
     "plugin:import/errors",
-		"plugin:import/warnings"
+    "plugin:import/warnings",
+    "plugin:import/typescript",
+    "plugin:@typescript-eslint/recommended"
   ],
   "parserOptions": {
     "ecmaVersion": 9,

package.json

@@ -57,12 +57,16 @@
     "@sveltejs/svelte-repl": "0.0.5",
     "@types/mocha": "^5.2.0",
     "@types/node": "^10.5.5",
+    "@typescript-eslint/eslint-plugin": "^1.9.0",
+    "@typescript-eslint/parser": "^1.9.0",
     "acorn": "^6.1.1",
     "acorn-dynamic-import": "^4.0.0",
     "agadoo": "^1.0.1",
     "c8": "^3.4.0",
     "codecov": "^3.0.0",
     "css-tree": "1.0.0-alpha22",
+    "eslint": "^5.16.0",
+    "eslint-plugin-import": "^2.17.3",
     "estree-walker": "^0.6.1",
     "is-reference": "^1.1.1",
     "jsdom": "^12.2.0",