Cannot jump to function definition written with funnction

[Takakiri]

Code editor

Visual Studio Code

Platform

Any

Version

1.39.0

What steps will reproduce the bug?

Go to definition

Foo() {
    ...
}

Foo  # Jumps to the function define.

function Bar() {
    ...
}

Bar  # Cannot jump to the function define.

How often does it reproduce? Is there a required condition?

Always

What is the expected behavior?

Go to the function definition

What do you see instead?

Nothing

Additional information

Writing a function greatly improves readability, so I would like to see it supported.