Transform async/await syntax for Safari <= 10

.babelrc

@@ -1,5 +1,6 @@
 {
     "plugins": [
+        "transform-async-to-generator",
         "transform-object-rest-spread",
         "transform-require-context",
         "syntax-dynamic-import"

package-lock.json

@@ -2887,6 +2887,19 @@
         "lodash": "^4.17.4"
       }
     },
+    "babel-helper-remap-async-to-generator": {
+      "version": "6.24.1",
+      "resolved": "https://registry.npmjs.org/babel-helper-remap-async-to-generator/-/babel-helper-remap-async-to-generator-6.24.1.tgz",
+      "integrity": "sha1-XsWBgnrXI/7N04HxySg5BnbkVRs=",
+      "dev": true,
+      "requires": {
+        "babel-helper-function-name": "^6.24.1",
+        "babel-runtime": "^6.22.0",
+        "babel-template": "^6.24.1",
+        "babel-traverse": "^6.24.1",
+        "babel-types": "^6.24.1"
+      }
+    },
     "babel-helper-replace-supers": {
       "version": "6.24.1",
       "resolved": "https://registry.npmjs.org/babel-helper-replace-supers/-/babel-helper-replace-supers-6.24.1.tgz",
@@ -3025,6 +3038,12 @@
         }
       }
     },
+    "babel-plugin-syntax-async-functions": {
+      "version": "6.13.0",
+      "resolved": "https://registry.npmjs.org/babel-plugin-syntax-async-functions/-/babel-plugin-syntax-async-functions-6.13.0.tgz",
+      "integrity": "sha1-ytnK0RkbWtY0vzCuCHI5HgZHvpU=",
+      "dev": true
+    },
     "babel-plugin-syntax-dynamic-import": {
       "version": "6.18.0",
       "resolved": "https://registry.npmjs.org/babel-plugin-syntax-dynamic-import/-/babel-plugin-syntax-dynamic-import-6.18.0.tgz",
@@ -3049,6 +3068,17 @@
       "integrity": "sha1-/WU28rzhODb/o6VFjEkDpZe7O/U=",
       "dev": true
     },
+    "babel-plugin-transform-async-to-generator": {
+      "version": "6.24.1",
+      "resolved": "https://registry.npmjs.org/babel-plugin-transform-async-to-generator/-/babel-plugin-transform-async-to-generator-6.24.1.tgz",
+      "integrity": "sha1-ZTbjeK/2yx1VF6wOQOs+n8jQh2E=",
+      "dev": true,
+      "requires": {
+        "babel-helper-remap-async-to-generator": "^6.24.1",
+        "babel-plugin-syntax-async-functions": "^6.8.0",
+        "babel-runtime": "^6.22.0"
+      }
+    },
     "babel-plugin-transform-es2015-arrow-functions": {
       "version": "6.22.0",
       "resolved": "https://registry.npmjs.org/babel-plugin-transform-es2015-arrow-functions/-/babel-plugin-transform-es2015-arrow-functions-6.22.0.tgz",
@@ -3544,6 +3574,12 @@
           "resolved": "https://registry.npmjs.org/core-js/-/core-js-2.6.9.tgz",
           "integrity": "sha512-HOpZf6eXmnl7la+cUdMnLvUxKNqLUzJvgIziQ0DiF3JwSImNphIqdGqzj6hIKyX04MmV0poclQ7+wjWvxQyR2A==",
           "dev": true
+        },
+        "regenerator-runtime": {
+          "version": "0.11.1",
+          "resolved": "https://registry.npmjs.org/regenerator-runtime/-/regenerator-runtime-0.11.1.tgz",
+          "integrity": "sha512-MguG95oij0fC3QV3URf4V2SDYGJhJnJGqvIIgdECeODCT98wSWDAJ94SSuVpYQUoTcGUIL6L4yNB7j1DFFHSBg==",
+          "dev": true
         }
       }
     },
@@ -19150,9 +19186,9 @@
       }
     },
     "regenerator-runtime": {
-      "version": "0.11.1",
+      "version": "0.13.9",
-      "resolved": "https://registry.npmjs.org/regenerator-runtime/-/regenerator-runtime-0.11.1.tgz",
+      "resolved": "https://registry.npmjs.org/regenerator-runtime/-/regenerator-runtime-0.13.9.tgz",
-      "integrity": "sha512-MguG95oij0fC3QV3URf4V2SDYGJhJnJGqvIIgdECeODCT98wSWDAJ94SSuVpYQUoTcGUIL6L4yNB7j1DFFHSBg==",
+      "integrity": "sha512-p3VT+cOEgxFsRRA9X4lkI1E+k2/CtnKtU4gcxyaCUreilL/vqI6CdZ3wxVUx3UOUg+gnUOQQcRI7BmSI656MYA==",
       "dev": true
     },
     "regenerator-transform": {

package.json

@@ -72,6 +72,7 @@
     "babel-eslint": "10.0.3",
     "babel-loader": "7.1.0",
     "babel-plugin-syntax-dynamic-import": "^6.18.0",
+    "babel-plugin-transform-async-to-generator": "6.24.1",
     "babel-plugin-transform-object-rest-spread": "6.26.0",
     "babel-plugin-transform-require-context": "0.1.1",
     "babel-preset-es2015": "6.22.0",
@@ -130,6 +131,7 @@
     "redux": "3.5.2",
     "redux-mock-store": "1.5.4",
     "redux-thunk": "2.0.1",
+    "regenerator-runtime": "0.13.9",
     "sass-loader": "6.0.6",
     "scratch-gui": "0.1.0-prerelease.20211108093330",
     "scratch-l10n": "3.14.20211108031543",

src/init.js

@@ -1,3 +1,4 @@
+import 'regenerator-runtime/runtime'; // Needed for async/await
 const jar = require('./lib/jar');
 import intlPolyfill from './lib/intl-polyfill';
 

src/lib/intl-polyfill.js

@@ -7,6 +7,7 @@
 // relativetimeformat depends on locale which also needs to be polyfilled in
 // safari <14
 // The plural rules is required for safari 12.
+import 'regenerator-runtime/runtime'; // Needed for async/await
 import {shouldPolyfill as shouldPolyfillLocale} from '@formatjs/intl-locale/should-polyfill';
 import {shouldPolyfill as shouldPolyfillRelativeTimeFormat} from '@formatjs/intl-relativetimeformat/should-polyfill';
 import {shouldPolyfill as shouldPolyfillPluralRules} from '@formatjs/intl-pluralrules/should-polyfill';