Allow using the nullish coalescing operator.

firefox-devtools · Feb 2, 2021 · 2194350 · 2194350
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commit 2194350
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diff --git a/.babelrc b/.babelrc
@@ -12,6 +12,7 @@
     // obeys the spec more, but we get a bundle that's 8kB larger. That was the
     // default in babel v6.
     ["@babel/plugin-proposal-class-properties", { loose: true }],
+    ["@babel/plugin-proposal-nullish-coalescing-operator", { useBuiltIns: true }],
     ["@babel/plugin-proposal-object-rest-spread", { useBuiltIns: true }],
     ["module-resolver", {
       "alias": {

diff --git a/package.json b/package.json
@@ -82,6 +82,7 @@
     "@babel/cli": "^7.12.10",
     "@babel/core": "^7.12.10",
     "@babel/plugin-proposal-class-properties": "^7.12.1",
+    "@babel/plugin-proposal-nullish-coalescing-operator": "^7.12.1",
     "@babel/plugin-proposal-object-rest-spread": "^7.12.1",
     "@babel/polyfill": "^7.12.1",
     "@babel/preset-env": "^7.12.11",