Add option to preserve trailing whitespace

[NathanLovato]

Discussed in #236

^{Originally posted by sameep0g June 4, 2026}
Can I configure this ?

Before Format:

After Format (Don't want the formatter to remove this tab ?):

Reference:

Godot Editor:

Zed Editor:

[NathanLovato]

@sameep0g It's not possible to preserve trailing whitespace at the moment. The formatter will always remove trailing whitespace. So I transferred your question to an issue to keep this as a feature request.

[discordier]

I gave it a shot. See #241.

[NathanLovato]

Thank you very much!