revision picker for jj using fzf

config.fish

function fzf_jj_edit
        if test -d .jj
            set -l name (jj log --no-graph -T 'change_id.shortest() ++ "\t" ++ description.first_line() ++ " "  ++ branches.join("  ") ++ "\n"' --color always | fzf --ansi | cut -f1)
            commandline -it "$name"
        else
            commandline -it "# not in a jj directory"
        end
end
bind \cj 'fzf_jj_edit'

You can just press Ctrl+j in the middle of a command to run it :)