From 1112cf99a78398c124b10ef305826b86cbfeda94 Mon Sep 17 00:00:00 2001
From: Sebastian Silbermann <silbermann.sebastian@gmail.com>
Date: Tue, 22 Oct 2019 20:27:11 +0200
Subject: [PATCH] fix: Remove Symbol usage for older environments

---
 .babelrc     | 10 +++++-----
 .eslintrc    |  8 ++++++++
 package.json | 27 ++++++++++++++++-----------
 3 files changed, 29 insertions(+), 16 deletions(-)

diff --git a/.babelrc b/.babelrc
index bede9352..de1795f6 100644
--- a/.babelrc
+++ b/.babelrc
@@ -1,7 +1,7 @@
 {
-  "presets": ["es2015"],
-  "plugins": [
-    "transform-object-rest-spread",
-    "transform-flow-strip-types",
-  ]
+  "presets": [
+    ["@babel/preset-env", { "useBuiltIns": false }],
+    "@babel/preset-flow"
+  ],
+  "plugins": [["@babel/plugin-transform-runtime", { "corejs": 3 }]]
 }
diff --git a/.eslintrc b/.eslintrc
index 137efbee..1d9deae6 100644
--- a/.eslintrc
+++ b/.eslintrc
@@ -3,6 +3,14 @@
     "plugin:flowtype/recommended"
   ],
   parser: "babel-eslint",
+  // https://github.com/eslint/eslint/issues/4344#issuecomment-197344872
+  parserOptions: {
+    ecmaVersion: 6,
+    sourceType: "module",
+    ecmaFeatures: {
+      modules: true
+    }
+  },
   plugins: [
     "flowtype"
   ],
diff --git a/package.json b/package.json
index 1432a363..82cbd0c5 100644
--- a/package.json
+++ b/package.json
@@ -32,25 +32,24 @@
   },
   "homepage": "https://github.com/A11yance/aria-query#readme",
   "devDependencies": {
-    "babel-cli": "^6.18.0",
-    "babel-core": "^6.21.0",
-    "babel-eslint": "^7.1.1",
-    "babel-jest": "^18.0.0",
-    "babel-plugin-transform-flow-strip-types": "^6.21.0",
-    "babel-plugin-transform-object-rest-spread": "^6.20.2",
-    "babel-polyfill": "^6.20.0",
-    "babel-preset-es2015": "^6.18.0",
+    "@babel/cli": "^7.6.4",
+    "@babel/core": "^7.6.4",
+    "@babel/plugin-transform-runtime": "^7.6.2",
+    "@babel/preset-env": "^7.6.3",
+    "@babel/preset-flow": "^7.0.0",
+    "babel-eslint": "^8.2.6",
     "coveralls": "^2.11.15",
     "eslint": "^3.13.1",
     "eslint-plugin-flowtype": "^2.30.0",
     "eslint-plugin-import": "^2.2.0",
     "expect": "^1.20.2",
     "flow-bin": "^0.40.0",
-    "jest": "^18.1.0",
+    "jest": "^24.9.0",
     "minimist": "^1.2.0",
     "rimraf": "^2.5.4"
   },
   "dependencies": {
+    "@babel/runtime-corejs3": "^7.6.3",
     "ast-types-flow": "0.0.7",
     "commander": "^2.11.0"
   },
@@ -59,8 +58,14 @@
       "lcov"
     ],
     "coverageDirectory": "reports",
-    "testPathDirs": [
+    "roots": [
       "<rootDir>/__tests__"
     ]
-  }
+  },
+  "browserslist": [
+    ">0.2%",
+    "not dead",
+    "not op_mini all",
+    "ie 11"
+  ]
 }