Julia HTTP GET JSON with connect timeout

using Downloads, JSON3

function get_json(url; timeout=10.0)
    buf = IOBuffer()
    resp = Downloads.request(url; method="GET", output=buf, timeout=timeout)
    resp.status in 200:299 || error("HTTP $(resp.status) for $url")
    body = String(take!(buf))
    isempty(strip(body)) && return nothing
    try
        return JSON3.read(body)
    catch err
        throw(ArgumentError("invalid JSON from $url: $(sprint(showerror, err))"))
    end
end

# get_json("https://api.example.com/items"; timeout=5.0)