NodeJS : React componentDidMount 'Parsing error: Missing semicolon'

NodeJS : React componentDidMount "Parsing error: Missing semicolon"
To Access My Live Chat Page,
On Google, Search for "hows tech developer connect"

As promised, I have a secret feature that I want to reveal to you.
This is a YouTube's feature which works on Desktop.
First, Make sure this video is playing.
Then, type the letters 'awesome' on your keyboard as the next step.
It will change your youtube progress bar into a flashing rainbow.

Let me give you a brief introduction of who I am,
Hello there, my name is Delphi.
I am happy to help you with your questions.
NodeJS : React componentDidMount "Parsing error: Missing semicolon"
If you have more specific queries, please feel free to reach out through comments or chat.
Your thoughts and contributions are welcome, so please leave a comment below if you have an answer or insights to the answer.
Providing an answer will be acknowledged and appreciated with a 'heart' from me.
NodeJS error: Missing semicolon" : React componentDidMount "Parsing