Parsing fails for expansion: ${s#+( )} (or with %) (trim string)

[Tatsh]

This is something I use for trimming strings of whitespace at the end and beginning:

filename=${filename##+( )}
filename=${filename%%+( )}

[skovhus]

Thanks for reporting this issue. It seems to be a grammar issue.

Can you create an issue over here: https://github.com/tree-sitter/tree-sitter-bash