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tag: 1.0.1
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//
// NSDictionary+SSToolkitAdditions.h
// SSToolkit
//
// Created by Sam Soffes on 9/21/10.
// Copyright 2010-2011 Sam Soffes. All rights reserved.
//

/**
Provides extensions to `NSDictionary` for various common tasks.
*/
@interface NSDictionary (SSToolkitAdditions)

///----------------------------
/// @name Creating Dictionaries
///----------------------------

/**
Returns a new dictionary that contains a dictionary for a form encoded string.
@param encodedString A string of form encoded compontents.
@return A new dictionary that contains a dictionary for the form encoded string, or `nil` if `encodedString` is an
invalid representation of a dictionary.
*/
+ (NSDictionary *)dictionaryWithFormEncodedString:(NSString *)encodedString;


///-------------------------------
/// @name Creating Form Components
///-------------------------------

/**
Returns a string of form encoded components for using as the query string in a URL.
@return A string of form encoded compontents.
*/
- (NSString *)stringWithFormEncodedComponents;

///--------------------------
/// @name Deriving New Arrays
///--------------------------

/**
Returns the object returned by `mutableCopyWithZone:` where the zone is `nil`.
This differs from `mutableCopy` in that it makes any contained `NSArray` objects or `NSDictionary` objects mutable as
well. The returned dictionary follows standard memory management conventions for copied objects. You are responsible
for releasing it.
@return The object returned by the `NSMutableCopying` protocol method `mutableCopyWithZone:`, where the zone is `nil`.
*/
- (NSMutableDictionary *)deepMutableCopy NS_RETURNS_RETAINED;

///--------------
/// @name Hashing
///--------------

/**
Returns a string of the MD5 sum of the receiver.
Internally, `NSPropertyListSerialization` is used to created the hash. Only objects that can be serialized should be
contained in the receiver when calling this method.
@return The string of the MD5 sum of the receiver.
*/
- (NSString *)MD5Sum;

/**
Returns a string of the SHA1 sum of the receiver.
Internally, `NSPropertyListSerialization` is used to created the hash. Only objects that can be serialized should be
contained in the receiver when calling this method.
@return The string of the SHA1 sum of the receiver.
*/
- (NSString *)SHA1Sum;

@end
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