Roll OCMock r77:7f521db0628086185123666b0979e48d6ecaeac1.

third_party/ocmock/OCMock/OCMReturnValueProvider.m

 //---------------------------------------------------------------------------------------
-//  $Id: OCMReturnValueProvider.m 52 2009-08-14 07:21:10Z erik $
+//  $Id$
 //  Copyright (c) 2009 by Mulle Kybernetik. See License file for details.
 //---------------------------------------------------------------------------------------
 
 #import "NSMethodSignature+OCMAdditions.h"
 #import "OCMReturnValueProvider.h"
 
 
 @implementation OCMReturnValueProvider
 
 - (id)initWithValue:(id)aValue
 {
-        [super init];
+        self = [super init];
         returnValue = [aValue retain];
         return self;
 }
 
 - (void)dealloc
 {
         [returnValue release];
         [super dealloc];
 }
 
 - (void)handleInvocation:(NSInvocation *)anInvocation
 {
         const char *returnType = [[anInvocation methodSignature] methodReturnTypeWithoutQualifiers];
         if(strcmp(returnType, @encode(id)) != 0)
-                @throw [NSException exceptionWithName:NSInvalidArgumentException reason:@"Expected invocation with object return type." userInfo:nil];
+                @throw [NSException exceptionWithName:NSInvalidArgumentException reason:@"Expected invocation with object return type. Did you mean to use andReturnValue: instead?" userInfo:nil];
         [anInvocation setReturnValue:&returnValue];     
 }
 
 @end