[Question] Completion will not work if the file content is empty.

[yaegassy]

Description

One thing is bothering me about nginx-language-server.

The completion doesn't seem to work unless the file has at least "one line" or a string like a;.

Is this the intended behavior?

DEMO

https://user-images.githubusercontent.com/188642/133232734-3822c89f-f6aa-492f-abf6-ec4b9bd4ab80.mp4