lib/curl: `CurlMail::execute` may return null

Signed-off-by: Alexis Laferrière <alexis.laf@xymus.net>

diff --git a/lib/curl/curl.nit b/lib/curl/curl.nit
index 83d8efc..be31d6b 100644 (file)
--- a/lib/curl/curl.nit
+++ b/lib/curl/curl.nit
@@ -48,9 +48,6 @@ class CurlRequest
        # Shall this request be verbose?
        var verbose: Bool = false is writable
 
-       # Launch request method
-       fun execute: CurlResponse is abstract
-
        # Intern perform method, lowest level of request launching
        private fun perform: nullable CurlResponseFailed
        do
@@ -91,7 +88,7 @@ class CurlHTTPRequest
        end
 
        # Execute HTTP request with settings configured through attribute
-       redef fun execute
+       fun execute: CurlResponse
        do
                if not self.curl.is_ok then return answer_failure(0, "Curl instance is not correctly initialized")
 
@@ -277,7 +274,7 @@ class CurlMail
        end
 
        # Execute Mail request with settings configured through attribute
-       redef fun execute
+       fun execute: nullable CurlResponseFailed
        do
                if not self.curl.is_ok then return answer_failure(0, "Curl instance is not correctly initialized")
 
@@ -352,7 +349,7 @@ class CurlMail
                var err_resp = perform
                if err_resp != null then return err_resp
 
-               return new CurlMailResponseSuccess
+               return null
        end
 end
 
@@ -404,11 +401,6 @@ class CurlResponseSuccess
        end
 end
 
-# Success Response Class of mail request
-class CurlMailResponseSuccess
-       super CurlResponseSuccessIntern
-end
-
 # Success Response Class of a downloaded File
 class CurlFileResponseSuccess
        super CurlResponseSuccessIntern