Add support for DELETE requests.

include/connection.hpp

@@ -213,6 +213,32 @@ public:
         return put(endpoint, {});
     }
 
+    /*!
+     *  @brief  Make a HTTP DELETE call with parameters.
+     *
+     *  @param endpoint   Endpoint as API::endpoint_type or `std::string_view`.
+     *  @param parameters A map of parameters.
+     *
+     *
+     *  @since  0.2.0
+     */
+    [[nodiscard]]
+    answer_type del(const endpoint_variant &endpoint,
+                    const parametermap &parameters);
+
+    /*!
+     *  @brief  Make a HTTP DELETE call.
+     *
+     *  @param endpoint Endpoint as API::endpoint_type or `std::string_view`.
+     *
+     *  @since  0.2.0
+     */
+    [[nodiscard]]
+    inline answer_type del(const endpoint_variant &endpoint)
+    {
+        return del(endpoint, {});
+    }
+
     /*!
      *  @brief  Copy new stream contents and delete the “original”.
      *

src/connection.cpp

@@ -75,6 +75,13 @@ answer_type Connection::put(const endpoint_variant &endpoint,
                         endpoint_to_uri(endpoint), parameters);
 }
 
+answer_type Connection::del(const endpoint_variant &endpoint,
+                            const parametermap &parameters)
+{
+    return make_request(http_method::DELETE,
+                        endpoint_to_uri(endpoint), parameters);
+}
+
 string Connection::get_new_stream_contents()
 {
     buffer_mutex.lock();

src/curl_wrapper.cpp

@@ -139,8 +139,16 @@ answer_type CURLWrapper::make_request(const http_method &method, string uri,
     }
     case http_method::DELETE:
     {
+        if (!parameters.empty())
+        {
+            curl_mime *mime{parameters_to_curl_mime(uri, parameters)};
+            // NOLINTNEXTLINE(cppcoreguidelines-pro-type-vararg)
+            code = curl_easy_setopt(_connection, CURLOPT_MIMEPOST, mime);
+        }
+
         // NOLINTNEXTLINE(cppcoreguidelines-pro-type-vararg)
         code = curl_easy_setopt(_connection, CURLOPT_CUSTOMREQUEST, "DELETE");
+
         break;
     }
     }