resp-body.md
In httr2: Perform HTTP Requests and Process the Responses

empty body generates error

Code
  resp_body_raw(resp1)
Condition
  Error in `resp_body_raw()`:
  ! Can't retrieve empty body.

Code
  resp_body_raw(resp2)
Condition
  Error in `resp_body_raw()`:
  ! Can't retrieve empty body.

check argument types before caching

Code
  resp_body_json(1)
Condition
  Error in `resp_body_json()`:
  ! `resp` must be an HTTP response object, not the number 1.
Code
  resp_body_xml(1)
Condition
  Error in `resp_body_xml()`:
  ! `resp` must be an HTTP response object, not the number 1.

content types are checked

Code
  request_test("/xml") %>% req_perform() %>% resp_body_json()
Condition
  Error in `resp_body_json()`:
  ! Unexpected content type "application/xml".
  * Expecting type "application/json" or suffix "json".
Code
  request_test("/json") %>% req_perform() %>% resp_body_xml()
Condition
  Error in `resp_body_xml()`:
  ! Unexpected content type "application/json".
  * Expecting type "application/xml" or "text/xml" or suffix "xml".