[Bug]: Object rest, side effect order and function scope

[magic-akari]

💻

• Would you like to work on a fix?

How are you using Babel?

Other (Next.js, Gatsby, vue-cli, ...)

Input code

function a() {
  console.log("a");
  return "a";
}

function B() {
  console.log("B");
  return "B";
}

function c() {
  console.log("c");
  return "c";
}

function foo([{ [a()]: b, ...x }, y = b()], z = c()) {
  console.log(x, y, z)
}



foo([{ a: B }]);

Configuration file name

No response

Configuration

chrome 59

Current and expected behavior

Current behavior:
Uncaught ReferenceError: b is not defined

Expected behavior:
print the following

a
B
c
{} 'B' 'c'

Environment

https://babeljs.io/repl#?browsers=chrome%2059&build=&builtIns=false&corejs=3.21&spec=false&loose=true&code_lz=GYVwdgxgLglg9mABAQwBQEpEG8BQjEQIDOcANgKYB0pcA5qgETIPoDceiATuVCJ0kwbsAvjhyhIsBIgBCGbB0JgSFanUYyW7fN179EDTSLETo8JBHm58SlVRr0GELR118Bz4-PBnpwOHCoANpYiEFo6AC6AFyIAEYANIiUKQAeiMJJAJ6IALzxGJFJAF55BBiY1gTEZPbqqdkl6DiiYuIBwaHIsTIZkWxAA&debug=false&forceAllTransforms=false&modules=false&shippedProposals=false&circleciRepo=&evaluate=false&fileSize=false&timeTravel=false&sourceType=module&lineWrap=true&presets=env&prettier=false&targets=&version=7.24.5&externalPlugins=&assumptions=%7B%7D

Possible solution

No response

Additional context

No response

[babel-bot]

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