Support TypeScript (#121)

.eslintrc

@@ -1,126 +1,34 @@
 {
-  "extends": ["eslint:recommended", "prettier"],
-  "parser": "babel-eslint",
+  "parser": "@typescript-eslint/parser",
   "parserOptions": {
     "ecmaVersion": 6,
-    "sourceType": "module",
-    "ecmaFeatures": {
-      "arrowFunctions": true,
-      "blockBindings": true,
-      "classes": true,
-      "defaultParams": true,
-      "destructuring": true,
-      "forOf": true,
-      "generators": true,
-      "modules": true,
-      "templateStrings": true,
-      "jsx": true
+    "sourceType": "module"
+  }, 
+  "extends":  [
+    "plugin:react/recommended",
+    "eslint:recommended",
+    "plugin:prettier/recommended"],
+  "overrides": [
+    {
+      "files": ["*.ts", "*.tsx"],
+      "plugins": ["@typescript-eslint"],
+      "extends": [
+        "plugin:react/recommended",
+        "plugin:@typescript-eslint/recommended",
+        "plugin:prettier/recommended"
+      ],
+    },
+  ],  
+  "settings": {
+    "react": {
+      "version": "detect"
     }
   },
   "env": {
+    "amd": true,
     "browser": true,
     "es6": true,
     "jasmine": true,
-    "jest": true,
     "node": true
-  },
-  "globals": {
-    "jest": true
-  },
-  "plugins": [
-    "react",
-    "import"
-  ],
-  "rules": {
-    "accessor-pairs": ["error"],
-    "block-scoped-var": ["error"],
-    "consistent-return": ["error"],
-    "curly": ["error", "all"],
-    "default-case": ["error"],
-    "dot-location": ["off"],
-    "dot-notation": ["error"],
-    "eqeqeq": ["error"],
-    "guard-for-in": ["off"],
-    "import/named": ["off"],
-    "import/no-duplicates": ["error"],
-    "import/no-named-as-default": ["error"],
-    "new-cap": ["error"],
-    "no-alert": [1],
-    "no-caller": ["error"],
-    "no-case-declarations": ["error"],
-    "no-console": ["off"],
-    "no-div-regex": ["error"],
-    "no-dupe-keys": ["error"],
-    "no-else-return": ["error"],
-    "no-empty-pattern": ["error"],
-    "no-eq-null": ["error"],
-    "no-eval": ["error"],
-    "no-extend-native": ["error"],
-    "no-extra-bind": ["error"],
-    "no-extra-boolean-cast": ["error"],
-    "no-inline-comments": ["error"],
-    "no-implicit-coercion": ["error"],
-    "no-implied-eval": ["error"],
-    "no-inner-declarations": ["off"],
-    "no-invalid-this": ["error"],
-    "no-iterator": ["error"],
-    "no-labels": ["error"],
-    "no-lone-blocks": ["error"],
-    "no-loop-func": ["error"],
-    "no-multi-str": ["error"],
-    "no-native-reassign": ["error"],
-    "no-new": ["error"],
-    "no-new-func": ["error"],
-    "no-new-wrappers": ["error"],
-    "no-param-reassign": ["error"],
-    "no-process-env": ["warn"],
-    "no-proto": ["error"],
-    "no-redeclare": ["error"],
-    "no-return-assign": ["error"],
-    "no-script-url": ["error"],
-    "no-self-compare": ["error"],
-    "no-sequences": ["error"],
-    "no-shadow": ["off"],
-    "no-throw-literal": ["error"],
-    "no-undefined": ["error"],
-    "no-unused-expressions": ["error"],
-    "no-use-before-define": ["error", "nofunc"],
-    "no-useless-call": ["error"],
-    "no-useless-concat": ["error"],
-    "no-with": ["error"],
-    "prefer-const": ["error"],
-    "radix": ["error"],
-    "react/jsx-no-duplicate-props": ["error"],
-    "react/jsx-no-undef": ["error"],
-    "react/jsx-uses-react": ["error"],
-    "react/jsx-uses-vars": ["error"],
-    "react/no-did-update-set-state": ["error"],
-    "react/no-direct-mutation-state": ["error"],
-    "react/no-is-mounted": ["error"],
-    "react/no-unknown-property": ["error"],
-    "react/prefer-es6-class": ["error", "always"],
-    "react/prop-types": "error",
-    "valid-jsdoc": ["off"],
-    "yoda": ["error"],
-    "spaced-comment": ["error", "always", {
-      "block": {
-        exceptions: ["*"]
-      }
-    }],
-    "no-unused-vars": ["error", {
-        "args": "after-used",
-        "argsIgnorePattern": "^_",
-        "caughtErrorsIgnorePattern": "^e$"
-    }],
-    "no-magic-numbers": ["error", {
-      "ignoreArrayIndexes": true,
-        "ignore": [-1, 0, 1, 2, 3, 100, 10, 0.5]
-    }],
-    "no-underscore-dangle": ["off"]
-  },
-  "settings": {
-    "react": {
-      "version": "detect"
-    }
-  }
+  } 
 }