Nothing
http_client_null <- function(config, min_version, max_version) {
ping <- function() {
list(status_code = 200,
headers = charToRaw(paste("Api-Version:", DOCKER_API_VERSION_DEFAULT)),
content = charToRaw("OK"))
}
api_version <- http_client_api_version(config$api_version, ping,
min_version, max_version)
request <- function(...) {
stop("Can't make requests with the null client")
}
list(type = "null",
request = request,
api_version = api_version,
can_stream = FALSE,
ping = request)
}
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