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| #import "ivars-in-blocks.h"
typedef int (^my_block_ptr_type) (int);
@interface IAmBlocky()
{
int _hidden_ivar;
my_block_ptr_type _block_ptr;
}
@end
@implementation IAmBlocky
+ (int) addend
{
return 3;
}
+ (void) classMethod
{
int (^my_block)(int) = ^(int foo)
{
int ret = foo + [self addend];
return ret; // Break here inside the class method block.
};
printf("%d\n", my_block(2));
}
- (void) makeBlockPtr;
{
_block_ptr = ^(int inval)
{
_hidden_ivar += inval;
return blocky_ivar * inval; // Break here inside the block.
};
}
- (IAmBlocky *) init
{
blocky_ivar = 10;
_hidden_ivar = 20;
// Interesting... Apparently you can't make a block in your init method. This crashes...
// [self makeBlockPtr];
return self;
}
- (int) callABlock: (int) block_value
{
if (_block_ptr == NULL)
[self makeBlockPtr];
int ret = _block_ptr (block_value);
[IAmBlocky classMethod];
return ret;
}
@end
|