Merge pull request AFNetworking#221 from AFNetworking/experimental-pa…

…tch-verb

Add PATCH convenience method to AFHTTPClient

AFNetworking/AFHTTPClient.h

@@ -418,6 +418,21 @@ extern NSString * AFQueryStringFromParametersWithEncoding(NSDictionary *paramete
         parameters:(NSDictionary *)parameters 
            success:(void (^)(AFHTTPRequestOperation *operation, id responseObject))success
            failure:(void (^)(AFHTTPRequestOperation *operation, NSError *error))failure;
+
+/**
+ Creates an `AFHTTPRequestOperation` with a `PATCH` request, and enqueues it to the HTTP client's operation queue.
+ 
+ @param path The path to be appended to the HTTP client's base URL and used as the request URL.
+ @param parameters The parameters to be encoded and set in the request HTTP body.
+ @param success A block object to be executed when the request operation finishes successfully. This block has no return value and takes two arguments: the created request operation and the object created from the response data of request.
+ @param failure A block object to be executed when the request operation finishes unsuccessfully, or that finishes successfully, but encountered an error while parsing the resonse data. This block has no return value and takes two arguments:, the created request operation and the `NSError` object describing the network or parsing error that occurred.
+ 
+ @see HTTPRequestOperationWithRequest:success:failure
+ */
+- (void)patchPath:(NSString *)path
+       parameters:(NSDictionary *)parameters 
+          success:(void (^)(AFHTTPRequestOperation *operation, id responseObject))success
+          failure:(void (^)(AFHTTPRequestOperation *operation, NSError *error))failure;
 @end
 
 #pragma mark -

AFNetworking/AFHTTPClient.m

@@ -513,6 +513,16 @@ - (void)deletePath:(NSString *)path
     [self enqueueHTTPRequestOperation:operation];
 }
 
+- (void)patchPath:(NSString *)path 
+       parameters:(NSDictionary *)parameters 
+          success:(void (^)(AFHTTPRequestOperation *operation, id responseObject))success
+          failure:(void (^)(AFHTTPRequestOperation *operation, NSError *error))failure
+{
+    NSURLRequest *request = [self requestWithMethod:@"PATCH" path:path parameters:parameters];
+	AFHTTPRequestOperation *operation = [self HTTPRequestOperationWithRequest:request success:success failure:failure];
+    [self enqueueHTTPRequestOperation:operation];
+}
+
 @end
 
 #pragma mark -