Jump to zellij session with fzf and zsh completion

jump-zellij-session-fzf-zsh-completion.zsh

function z() {
    if [[ -n ${1} ]]; then
        zellij attach -c ${1}
    else
        local session
        nmb=$(zellij list-sessions -n|grep -cv EXITED)
        [[ ${nmb} == 0 ]] && return
        (( nmb += 2 ))
        session=$(zellij list-sessions -r|grep -v EXITED | fzf --ghost "Zellij Session" --ansi -0 --height=${nmb} || return)
        [[ -n ${session} ]] && zellij attach -c "${session%% *}"
    fi
}
_z() {
    local sessions=()
    while IFS= read -r line; do
        [[ $line == *EXITED* ]] && continue
        local name="${line%% *}"
        local desc="${line#* }"
        sessions+=("$name:$desc")
    done < <(zellij list-sessions -r --no-formatting 2>/dev/null)
    _describe -V 'sessions' sessions
}
compdef _z z