Webstrom does not recognize the arrow symbol of es6?

command + option + L

could you tell me how to make it recognize the symbol = >? Thank you.

Webstorm es6 javascript
Mar.18,2021

Settings-> Language & Frameworks-> JavaScript-> Select EcmaScript 6

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MySQL Query : SELECT * FROM `codeshelper`.`v9_news` WHERE status=99 AND catid='6' ORDER BY rand() LIMIT 5
MySQL Error : Disk full (/tmp/#sql-temptable-64f5-1b2ba42-2bac3.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1b2ba42-2bac3.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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