babel/packages/babel-plugin-proposal-optional-chaining-assign/test/fixtures/general/plus-eq/exec.js at main

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Co-authored-by: CanadaHonk <[email protected]>

2023-09-25 15:07:44 +09:00

 let obj = null;
 expect(obj?.x += 3).toBe(undefined);
 obj = { x: 1 };
 expect(obj?.x += 3).toBe(4);
 expect(obj.x).toBe(4);