Upgrade ESLint

Author: stasm

eslint_src.json

@@ -1,5 +1,4 @@
 {
-    "parser": "babel-eslint",
     "parserOptions": {
         "ecmaVersion": 9,
         "sourceType": "module"

eslint_test.json

@@ -1,5 +1,4 @@
 {
-    "parser": "babel-eslint",
     "parserOptions": {
         "ecmaVersion": 9,
         "sourceType": "module",

fluent-langneg/src/subtags.ts

@@ -52,7 +52,7 @@ const regionMatchingLangs = [
 ];
 
 export function getLikelySubtagsMin(loc: string): Locale | null {
-  if (likelySubtagsMin.hasOwnProperty(loc)) {
+  if (Object.prototype.hasOwnProperty.call(likelySubtagsMin, loc)) {
     return new Locale(likelySubtagsMin[loc]);
   }
   const locale = new Locale(loc);

fluent-react/src/localized.ts

@@ -155,7 +155,10 @@ export function Localized(props: LocalizedProps): ReactElement {
     const childName = childNode.nodeName.toLowerCase();
 
     // If the child is not expected just take its textContent.
-    if (!elemsLower || !elemsLower.hasOwnProperty(childName)) {
+    if (
+      !elemsLower ||
+      !Object.prototype.hasOwnProperty.call(elemsLower, childName)
+    ) {
       return childNode.textContent;
     }
 

package.json

@@ -10,11 +10,10 @@
     "@babel/preset-env": "^7.4.3",
     "@typescript-eslint/eslint-plugin": "^2.10.0",
     "@typescript-eslint/parser": "^2.10.0",
-    "babel-eslint": "^10.0.1",
     "colors": "^1.3.3",
     "commander": "^2.20",
-    "eslint": "^5.16.0",
-    "eslint-plugin-mocha": "^5.3.0",
+    "eslint": "6.8.x",
+    "eslint-plugin-mocha": "6.3.x",
     "esm": "^3.2.22",
     "fuzzer": "^0.2.1",
     "gh-pages": "^2.0.1",