ObjFW  Diff

#import "OFObject.h"
#import "OFCollection.h"
#import "OFEnumerator.h"
#import "OFSerialization.h"
#import "OFJSONRepresentation.h"
#import "OFMessagePackRepresentation.h"

OF_ASSUME_NONNULL_BEGIN

/*! @file */

@class OFString;

enum {
	OF_ARRAY_SKIP_EMPTY = 1,
	OF_ARRAY_SORT_DESCENDING = 2,

/*!
 * @brief A block for mapping objects to objects in an OFArray.
 *
 * @param object The object to map
 * @param index The index of the object to map
 * @return The object to map to
 */
typedef __nonnull id (^of_array_map_block_t)(id object, size_t index);

/*!
 * @brief A block for folding an OFArray.
 *
 * @param left The object to which the object has been folded so far
 * @param right The object that should be added to the left object
 * @return The left and right side folded into one object
 */
typedef __nullable id (^of_array_fold_block_t)(__nullable id left, id right);
#endif

/*!
 * @class OFArray OFArray.h ObjFW/OFArray.h
 *
 * @brief An abstract class for storing objects in an array.
 */

 * @brief Creates a new OFArray with the objects from the specified C array of
 *	  the specified length.
 *
 * @param objects A C array of objects
 * @param count The length of the C array
 * @return A new autoreleased OFArray
 */
+ (instancetype)arrayWithObjects: (__nonnull ObjectType const *__nonnull)objects
			   count: (size_t)count;

/*!
 * @brief Initializes an OFArray with the specified object.
 *
 * @param object An object
 * @return An initialized OFArray

 * @brief Initializes an OFArray with the objects from the specified C array of
 *	  the specified length.
 *
 * @param objects A C array of objects
 * @param count The length of the C array
 * @return An initialized OFArray
 */
- initWithObjects: (__nonnull ObjectType const *__nonnull)objects
	    count: (size_t)count;

/*!
 * @brief Returns the object at the specified index in the array.
 *
 * @warning The returned object is *not* retained and autoreleased for
 *	    performance reasons!
 *
 * @param index The index of the object to return
 * @return The object at the specified index in the array
 */
- (ObjectType)objectAtIndex: (size_t)index;
- (ObjectType)objectAtIndexedSubscript: (size_t)index;

/*!
 * @brief Copies the objects at the specified range to the specified buffer.
 *
 * @param buffer The buffer to copy the objects to
 * @param range The range to copy
 */
- (void)getObjects: (__unsafe_unretained __nonnull ObjectType *__nonnull)buffer
	   inRange: (of_range_t)range;

/*!
 * @brief Returns the objects of the array as a C array.
 *
 * @return The objects of the array as a C array
 */
- (__nonnull ObjectType const *__nonnull)objects;

/*!
 * @brief Returns the index of the first object that is equivalent to the
 *	  specified object or `OF_NOT_FOUND` if it was not found.
 *
 * @param object The object whose index is returned
 * @return The index of the first object equivalent to the specified object

/*!
 * @brief Checks whether the array contains an object equal to the specified
 *	  object.
 *
 * @param object The object which is checked for being in the array
 * @return A boolean whether the array contains the specified object
 */
- (bool)containsObject: (nullable ObjectType)object;

/*!
 * @brief Checks whether the array contains an object with the specified
 *	  address.
 *
 * @param object The object which is checked for being in the array
 * @return A boolean whether the array contains an object with the specified
 *	   address
 */
- (bool)containsObjectIdenticalTo: (nullable ObjectType)object;

/*!
 * @brief Returns the first object of the array or nil.
 *
 * @warning The returned object is *not* retained and autoreleased for
 *	    performance reasons!
 *
 * @return The first object of the array or nil
 */
- (nullable ObjectType)firstObject;

/*!
 * @brief Returns the last object of the array or nil.
 *
 * @warning The returned object is *not* retained and autoreleased for
 *	    performance reasons!
 *
 * @return The last object of the array or nil
 */
- (nullable ObjectType)lastObject;

/*!
 * @brief Returns the objects in the specified range as a new OFArray.
 *
 * @param range The range for the subarray
 * @return The subarray as a new autoreleased OFArray
 */

 *	  specified object.
 *
 * @param selector The selector to perform on all objects in the array
 * @param object The object to perform the selector with on all objects in the
 *	      array
 */
- (void)makeObjectsPerformSelector: (SEL)selector
			withObject: (nullable id)object;

/*!
 * @brief Returns a sorted copy of the array.
 *
 * @return A sorted copy of the array
 */
- (OFArray OF_GENERIC(ObjectType)*)sortedArray;

 * except the first, where left is always to what the array has already been
 * folded and right what should be added to left.
 *
 * @param block A block which folds two objects into one, which is called for
 *		all objects except the first
 * @return The array folded to a single object
 */
- (nullable id)foldUsingBlock: (of_array_fold_block_t)block;
#endif
@end
#if !defined(OF_HAVE_GENERICS) && !defined(DOXYGEN)
# undef ObjectType
#endif

@interface OFArrayEnumerator: OFEnumerator
{
	OFArray	      *_array;
	size_t	      _count;
	unsigned long _mutations;
	unsigned long *_mutationsPtr;
	size_t	      _position;
}

- initWithArray: (OFArray*)data
   mutationsPtr: (__nullable unsigned long*)mutationsPtr;
@end

OF_ASSUME_NONNULL_END

#import "OFMutableArray.h"

#ifndef NSINTEGER_DEFINED
/* Required for array literals to work */
@compatibility_alias NSArray OFArray;
#endif