Tool to debug layouts directly on iOS devices

LayoutInspector

Tool to debug layouts directly on iOS devices: inspect layers in 3D and debug each visible view attributes.

Features

[x] Inspect layouts directly on iOS devices
[x] Inspection could be triggered only if app is running under DEBUG build configuration, so it won't affect any other kind of the app builds (i.e. RELEASE)
[x] Objective-C compatible
[x] Works on all devices with iOS 10.0+

Example

To run the example project, clone the repo, and run pod install from the Example directory first.

Requirements

iOS 10.0+ / macOS 10.12+ / tvOS 10.0+ / watchOS 3.0+
Xcode 10.1+
Swift 4.2+

Installation

LayoutInspector is available through CocoaPods. To install
it, simply add the following line to your Podfile:

pod 'LayoutInspector'

Usage

Layout inspection could be trigger:

manually whenever you want (on some actions, events, notifications etc)

LayoutInspector.shared.showLayout()

automatically when taking app screenshot

LayoutInspector.shared.setAutoTrigger(.screenshot)

Swift

import LayoutInspector

@UIApplicationMain
class AppDelegate: UIResponder, UIApplicationDelegate {

    func application(_ application: UIApplication, didFinishLaunchingWithOptions launchOptions: [UIApplication.LaunchOptionsKey: Any]?) -> Bool {
        LayoutInspector.shared.setAutoTrigger(.screenshot)
        return true
    }
}

Objective-C

@import LayoutInspector;

@implementation AppDelegate

- (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions {
    [LayoutInspector.shared setAutoTrigger:AutoTriggerScreenshot];
    return YES;
}

@end

Changelog

Version	Description
`1.0.0`	Release: test coverage added
`0.2.0`	Pre-release: Objective-C compatibility
`0.1.1`	Pre-release: fixed Lint warnings
`0.1.0`	Pre-release: initial version