req-options.md
In httr2: Perform HTTP Requests and Process the Responses

validates inputs

Code
  request_test() %>% req_timeout("x")
Condition
  Error in `req_timeout()`:
  ! `seconds` must be a number, not the string "x".
Code
  request_test() %>% req_timeout(0)
Condition
  Error in `req_timeout()`:
  ! `seconds` must be >1 ms.

can request verbose record of request

-> POST /post HTTP/1.1
-> Host: http://example.com
-> User-Agent: verbose
-> Accept: */*
-> Accept-Encoding: gzip
-> Content-Length: 17
-> 
>> This is some text

req_proxy gives helpful errors

Code
  req %>% req_proxy(port = "abc")
Condition
  Error in `req_proxy()`:
  ! `port` must be a whole number or `NULL`, not the string "abc".
Code
  req %>% req_proxy("abc", auth = "bsc")
Condition
  Error in `req_proxy()`:
  ! `auth` must be one of "basic", "digest", "gssnegotiate", "ntlm", "digest_ie", or "any", not "bsc".
  i Did you mean "basic"?