Microsoft/TypeScript
在 GitHub 查看Middle operand in comma operator list not properly checked for side-effect-freeness
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#33,646 创建于 2019年9月27日
BugDomain: Error MessagesHelp Wanted
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描述
TypeScript Version: master at f304b81fa54285f
Search Terms: comma side effects
Code
declare const obj: any;
console.log(`${JSON.stringify(obj), undefined, 2}`);
Expected behavior: error TS2695: Left side of comma operator is unused and has no side effects.
Actual behavior: No errors
Related Issues: #10814