TS 4.2.2 and 4.3.0-dev20210316 ``` const foo = () => // comment 1 ``` <img width="300" alt="Code_2021-03-18_17-35-12" src="https://user-images.githubusercontent.com/30108880/111662581-557c5d00-8810-11eb-8bd7-acb8a9529ec3.png"> <img width="157" alt="Code_2021-03-18_17-35-21" src="https://user-images.githubusercontent.com/30108880/111662588-57462080-8810-11eb-8b2b-0ce4d9093010.png">
TS 4.2.2 and 4.3.0-dev20210316