fix unexpected token caused by webpack

webpack did not recognize optional chaining token (?.)

webpack/webpack#10227 (comment)

package.json

@@ -38,6 +38,7 @@
     "nan": "2.17.0",
     "node-abi": "^3.34.0",
     "cpu-features": "./.yarn/packages/empty-package",
-    "electron-builder": "23.0.2"
+    "electron-builder": "23.0.2",
+    "acorn": "npm:acorn-with-stage3"
   }
 }

yarn.lock

@@ -3714,6 +3714,18 @@ accepts@~1.3.4, accepts@~1.3.5, accepts@~1.3.8:
     mime-types "~2.1.34"
     negotiator "0.6.3"
 
+"acorn-base@npm:acorn@^7.3.1":
+  version "7.4.1"
+  resolved "https://registry.yarnpkg.com/acorn/-/acorn-7.4.1.tgz#feaed255973d2e77555b83dbc08851a6c63520fa"
+  integrity sha512-nQyp0o1/mNdbTO1PO6kHkwSrmgZ0MT/jCCpNiwbUjGoRN4dlBhqJtoQuCnEOKzgTVwg0ZWiCoQy6SxMebQVh8A==
+
+acorn-class-fields@^0.3.7:
+  version "0.3.7"
+  resolved "https://registry.yarnpkg.com/acorn-class-fields/-/acorn-class-fields-0.3.7.tgz#a35122f3cc6ad2bb33b1857e79215677fcfdd720"
+  integrity sha512-jdUWSFce0fuADUljmExz4TWpPkxmRW/ZCPRqeeUzbGf0vFUcpQYbyq52l75qGd0oSwwtAepeL6hgb/naRgvcKQ==
+  dependencies:
+    acorn-private-class-elements "^0.2.7"
+
 acorn-globals@^4.1.0, acorn-globals@^4.3.2:
   version "4.3.4"
   resolved "https://registry.yarnpkg.com/acorn-globals/-/acorn-globals-4.3.4.tgz#9fa1926addc11c97308c4e66d7add0d40c3272e7"
@@ -3727,6 +3739,46 @@ acorn-jsx@^5.2.0, acorn-jsx@^5.3.2:
   resolved "https://registry.yarnpkg.com/acorn-jsx/-/acorn-jsx-5.3.2.tgz#7ed5bb55908b3b2f1bc55c6af1653bada7f07937"
   integrity sha512-rq9s+JNhf0IChjtDXxllJ7g41oZk5SlXtp0LHwyA5cejwn7vKmKp4pPri6YEePv2PU65sAsegbXtIinmDFDXgQ==
 
+acorn-logical-assignment@^0.1.4:
+  version "0.1.4"
+  resolved "https://registry.yarnpkg.com/acorn-logical-assignment/-/acorn-logical-assignment-0.1.4.tgz#1a143a21f022e1707b2bc82f587ae2943f0a570e"
+  integrity sha512-SeqO1iRtc/NeXo4bTkyK0hN0CIoKi/FQMN1NqhTr5UxqEn4p2wKNTZl+xzvU7i2u/k0f66YR7pNPi2ckPwYubg==
+
+acorn-numeric-separator@^0.3.6:
+  version "0.3.6"
+  resolved "https://registry.yarnpkg.com/acorn-numeric-separator/-/acorn-numeric-separator-0.3.6.tgz#af7f0abaf8e74bd9ca1117602954d0a3b75804f3"
+  integrity sha512-jUr5esgChu4k7VzesH/Nww3EysuyGJJcTEEiXqILUFKpO96PNyEXmK21M6nE0TSqGA1PeEg1MzgqJaoFsn9JMw==
+
+acorn-private-class-elements@^0.2.7:
+  version "0.2.7"
+  resolved "https://registry.yarnpkg.com/acorn-private-class-elements/-/acorn-private-class-elements-0.2.7.tgz#b14902c705bcff267adede1c9f61c1a317ef95d2"
+  integrity sha512-+GZH2wOKNZOBI4OOPmzpo4cs6mW297sn6fgIk1dUI08jGjhAaEwvC39mN2gJAg2lmAQJ1rBkFqKWonL3Zz6PVA==
+
+acorn-private-methods@^0.3.3:
+  version "0.3.3"
+  resolved "https://registry.yarnpkg.com/acorn-private-methods/-/acorn-private-methods-0.3.3.tgz#724414ce5b2fec733089d73a5cbba8f7beff75b1"
+  integrity sha512-46oeEol3YFvLSah5m9hGMlNpxDBCEkdceJgf01AjqKYTK9r6HexKs2rgSbLK81pYjZZMonhftuUReGMlbbv05w==
+  dependencies:
+    acorn-private-class-elements "^0.2.7"
+
+acorn-stage3@^3.0.0:
+  version "3.1.0"
+  resolved "https://registry.yarnpkg.com/acorn-stage3/-/acorn-stage3-3.1.0.tgz#545dea4d78c8405190463fc8e79413273e7b19f0"
+  integrity sha512-iKDUmzlsw5Rs3lOTCuq3lcOddHTn3xX9gpCfoXSXAr5E9IxqJWkECKBVcSYJZRCaiNGCGNops87AdB8I1fIl2A==
+  dependencies:
+    acorn-class-fields "^0.3.7"
+    acorn-logical-assignment "^0.1.4"
+    acorn-numeric-separator "^0.3.6"
+    acorn-private-methods "^0.3.3"
+    acorn-static-class-features "^0.2.4"
+
+acorn-static-class-features@^0.2.4:
+  version "0.2.4"
+  resolved "https://registry.yarnpkg.com/acorn-static-class-features/-/acorn-static-class-features-0.2.4.tgz#a0f5261dd483f25196716854f2d7652a1deb39ee"
+  integrity sha512-5X4mpYq5J3pdndLmIB0+WtFd/mKWnNYpuTlTzj32wUu/PMmEGOiayQ5UrqgwdBNiaZBtDDh5kddpP7Yg2QaQYA==
+  dependencies:
+    acorn-private-class-elements "^0.2.7"
+
 acorn-walk@^6.0.1:
   version "6.2.0"
   resolved "https://registry.yarnpkg.com/acorn-walk/-/acorn-walk-6.2.0.tgz#123cb8f3b84c2171f1f7fb252615b1c78a6b1a8c"
@@ -3737,25 +3789,13 @@ acorn-walk@^7.1.1:
   resolved "https://registry.yarnpkg.com/acorn-walk/-/acorn-walk-7.2.0.tgz#0de889a601203909b0fbe07b8938dc21d2e967bc"
   integrity sha512-OPdCF6GsMIP+Az+aWfAAOEt2/+iVDKE7oy6lJ098aoe59oAmK76qV6Gw60SbZ8jHuG2wH058GF4pLFbYamYrVA==
 
-acorn@^5.5.3:
-  version "5.7.4"
-  resolved "https://registry.yarnpkg.com/acorn/-/acorn-5.7.4.tgz#3e8d8a9947d0599a1796d10225d7432f4a4acf5e"
-  integrity sha512-1D++VG7BhrtvQpNbBzovKNc1FLGGEE/oGe7b9xJm/RFHMBeUaUGpluV9RLjZa47YFdPcDAenEYuq9pQPcMdLJg==
-
-acorn@^6.0.1, acorn@^6.4.1:
-  version "6.4.2"
-  resolved "https://registry.yarnpkg.com/acorn/-/acorn-6.4.2.tgz#35866fd710528e92de10cf06016498e47e39e1e6"
-  integrity sha512-XtGIhXwF8YM8bJhGxG5kXgjkEuNGLTkoYqVE+KMR+aspr4KGYmKYg7yUe3KghyQ9yheNwLnjmzh/7+gfDBmHCQ==
-
-acorn@^7.1.0, acorn@^7.1.1, acorn@^7.4.0:
-  version "7.4.1"
-  resolved "https://registry.yarnpkg.com/acorn/-/acorn-7.4.1.tgz#feaed255973d2e77555b83dbc08851a6c63520fa"
-  integrity sha512-nQyp0o1/mNdbTO1PO6kHkwSrmgZ0MT/jCCpNiwbUjGoRN4dlBhqJtoQuCnEOKzgTVwg0ZWiCoQy6SxMebQVh8A==
-
-acorn@^8.8.0:
-  version "8.9.0"
-  resolved "https://registry.yarnpkg.com/acorn/-/acorn-8.9.0.tgz#78a16e3b2bcc198c10822786fa6679e245db5b59"
-  integrity sha512-jaVNAFBHNLXspO543WnNNPZFRtavh3skAkITqD0/2aeMkKZTN+254PyhwxFYrk3vQ1xfY+2wbesJMs/JC8/PwQ==
+acorn@^5.5.3, acorn@^6.0.1, acorn@^6.4.1, acorn@^7.1.0, acorn@^7.1.1, acorn@^7.4.0, acorn@^8.8.0, "acorn@npm:acorn-with-stage3":
+  version "1.0.2"
+  resolved "https://registry.yarnpkg.com/acorn-with-stage3/-/acorn-with-stage3-1.0.2.tgz#7ab1d6aa346072f8c6b19c8ef7eb0fc26cb89756"
+  integrity sha512-9RQEyavZ1djNZJrT1QH7yu0OpgcLtlTZHMK22N1tD7O+sXnXfGCT1kbgtFtCu47Rf05ddV9XNVzqFANU2CuF1Q==
+  dependencies:
+    acorn-base "npm:acorn@^7.3.1"
+    acorn-stage3 "^3.0.0"
 
 address@^1.1.2:
   version "1.2.0"