JimRoepcke

// Playground - noun: a place where people can play

import Cocoa

struct Regex {
    let pattern: String
    let expressionOptions: NSRegularExpressionOptions
    let matchingOptions: NSMatchingOptions
    
    init(pattern: String, expressionOptions: NSRegularExpressionOptions, matchingOptions: NSMatchingOptions) {

kyleve

/**
 Provides the ability to verify key paths at compile time.
 
 If "keyPath" does not exist, a compile-time error will be generated.
 
 Example:
    // Verifies "isFinished" exists on "operation".
    NSString *key = SQKeyPath(operation, isFinished);
 
    // Verifies "isFinished" exists on self.

iamleeg

#import <Foundation/Foundation.h>

typedef NS_ENUM(int, GJLRangeDirection) {
    GJLRangeDirectionPositive,
    GJLRangeDirectionNegative,
};

@interface GJLRange : NSEnumerator

+ (instancetype)rangeWithStart: (NSNumber *)start end: (NSNumber *)end step: (NSNumber *)step;

BigZaphod

// say that the object which is our _delegate is the only object retaining us
// and it calls this -processStuff method…

- (void)processStuff
{
    // and then this happens:

    [_delegate finishedSomething:self];

    // now, in _delegate's -finishedSomething: it ends up releasing us like so: