ObjFW  Diff

#import "autorelease.h"
#import "macros.h"

static struct {
	Class isa;
} placeholder;

@interface OFDictionary (OF_PRIVATE_CATEGORY)
- (OFString*)OF_JSONRepresentationWithOptions: (int)options
					depth: (size_t)depth;
@end

@interface OFDictionary_placeholder: OFDictionary
@end

@implementation OFDictionary_placeholder
- init
{

	objc_autoreleasePoolPop(pool);

	return [element autorelease];
}

- (OFString*)JSONRepresentation
{
	return [self OF_JSONRepresentationWithOptions: 0
						depth: 0];
}

- (OFString*)JSONRepresentationWithOptions: (int)options
{
	return [self OF_JSONRepresentationWithOptions: options
						depth: 0];
}

- (OFString*)OF_JSONRepresentationWithOptions: (int)options
					depth: (size_t)depth
{
	OFMutableString *JSON = [OFMutableString stringWithString: @"{"];
	void *pool = objc_autoreleasePoolPush();
	OFEnumerator *keyEnumerator = [self keyEnumerator];
	OFEnumerator *objectEnumerator = [self objectEnumerator];
	size_t i = 0, count = [self count];
	OFString *key;
	OFString *object;
	size_t i, count = [self count];
	id key, object;

	if (options & OF_JSON_REPRESENTATION_PRETTY) {
		OFMutableString *indentation = [OFMutableString string];

		for (i = 0; i < depth; i++)
			[indentation appendString: @"\t"];

		[JSON appendString: @"\n"];

		i = 0;
	while ((key = [keyEnumerator nextObject]) != nil &&
	    (object = [objectEnumerator nextObject]) != nil) {
		void *pool2 = objc_autoreleasePoolPush();
		while ((key = [keyEnumerator nextObject]) != nil &&
		    (object = [objectEnumerator nextObject]) != nil) {
			void *pool2 = objc_autoreleasePoolPush();

			[JSON appendString: indentation];
			[JSON appendString: @"\t"];
		[JSON appendString: [key JSONRepresentation]];
		[JSON appendString: @":"];
		[JSON appendString: [object JSONRepresentation]];
			[JSON appendString: [key
			    OF_JSONRepresentationWithOptions: options
						       depth: depth + 1]];
			[JSON appendString: @": "];
			[JSON appendString: [object
			    OF_JSONRepresentationWithOptions: options
						       depth: depth + 1]];

			if (++i < count)
				[JSON appendString: @",\n"];
			else
				[JSON appendString: @"\n"];

			objc_autoreleasePoolPop(pool2);
		}

		[JSON appendString: indentation];
	} else {
		i = 0;
		while ((key = [keyEnumerator nextObject]) != nil &&
		    (object = [objectEnumerator nextObject]) != nil) {
			void *pool2 = objc_autoreleasePoolPush();

			[JSON appendString: [key
			    OF_JSONRepresentationWithOptions: options
						       depth: depth + 1]];
			[JSON appendString: @":"];
			[JSON appendString: [object
			    OF_JSONRepresentationWithOptions: options
						       depth: depth + 1]];

		if (++i < count)
			[JSON appendString: @","];
			if (++i < count)
				[JSON appendString: @","];

		objc_autoreleasePoolPop(pool2);
			objc_autoreleasePoolPop(pool2);
		}
	}

	[JSON appendString: @"}"];
	[JSON makeImmutable];

	objc_autoreleasePoolPop(pool);