
___x_cmd_ourl_str_trim_(){
    local IFS=" "
    x_="$*"
    # remove leading whitespace characters
    x_="${x_#"${x_%%[![:space:]]*}"}"
    # remove trailing whitespace characters
    x_="${x_%"${x_##*[![:space:]]}"}"
}

___x_cmd_ourl_json2errorlog(){
    {
        printf "%s\n" ---
        x j2y
        printf "%s\n" ---
    } >&2
}
