Contents

sindresorhus/exceptioncatcher

> Catch [Objective-C exceptions](https://developer.apple.com/library/archive/documentation/Cocoa/Conceptual/Exceptions/Tasks/HandlingExceptions.html) in Swift

Install

Add the following to Package.swift:

.package(url: "https://github.com/sindresorhus/ExceptionCatcher", from: "2.0.0")

Or add the package in Xcode.

Usage

import Foundation
import ExceptionCatcher

final class Foo: NSObject {}

do {
	let value = try ExceptionCatcher.catch {
		return Foo().value(forKey: "nope")
	}

	print("Value:", value)
} catch {
	print("Error:", error.localizedDescription)
	//=> Error: [valueForUndefinedKey:]: this class is not key value coding-compliant for the key nope.

	debugPrint(error)
	/*
	Error Domain=NSUnknownKeyException Code=0 "[valueForUndefinedKey:]: this class is not key value coding-compliant for the key nope." UserInfo={CallStackSymbols=(
	0   CoreFoundation                      0x00007fff361798ab __exceptionPreprocess + 250
	1   libobjc.A.dylib                     0x00007fff6c3ea805 objc_exception_throw + 48
	2   CoreFoundation                      0x00007fff361a230c -[NSException raise] + 9
	3   Foundation                          0x00007fff388f86c4 -[NSObject(NSKeyValueCoding) valueForUndefinedKey:] + 222
	4   Foundation                          0x00007fff3876f8fd -[NSObject(NSKeyValueCoding) valueForKey:] + 317
	5   ExceptionCatcherTests               0x0000000103402ef6 $s21ExceptionCatcherTestsAAC9testCatchyyKFypSgyXEfU1_ + 118
	…
	*/
}

Package Metadata

Repository: sindresorhus/exceptioncatcher

Default branch: main

README: readme.md