Stack Overflow The Worlds Largest Online Community for Developers. Mobile Center can build React Native apps written in React Native version 0. To start building your first React Native iOS app, you will need to the. Xcodebuild Install App To Simulator S' title='Xcodebuild Install App To Simulator S' />Newest xcode Questions Stack Overflow. Xcode is Apples integrated development environment IDE. USAGE NOTE Use this tag only for questions about the Xcode IDE itself, and not for general Mac or i. Whats New in Xcode 9. With everything you need to create amazing apps for Apple platforms, Xcode 9 is unbelievably quick and consistently smooth while editing even. OS programming topics. Use cocoa for Mac programming questions, and cocoa touch or ios or Swift for i. OS programming questions. Mobile Center Build for React Native. Mobile Center can build React Native apps written in React Native version 0. To start building your first React Native i. OS app, you will need to the following Connect to your repository service account Git. Hub, Bitbucket, VSTS. Select a repository and a branch where your app lives. Configure the builds project or workspace, and the scheme you would like to build. Note. For the app to run on a real device, the build needs to be code signed with a valid provisioning profile and a certificate. Xcodebuild Install App To Simulator S' title='Xcodebuild Install App To Simulator S' />Linking your repository. If you havent previously connected to your repository service account, you will need to do this. Once your account is connected, select the repository where your i. OS project is located. In order to setup a build for a repository, you need admin and pull permission for it. Selecting a branch. In order to build a xcworkspace or a xcproject, a shared Xcode scheme is required. Xcode schemes are saved locally so that Xcode has access to them, but by default. CMakeCMakepng. xcode. After selecting a repository, select the branch you want to build. By default, all the active branches will be listed. Setting up your first build. Before your first build, the React Native project needs to be configured. Project. Select your projects package. Mobile Center will automatically detect the associated Xcode projectworkspace. Xcode version. Select the Xcode version to run the build on. Build triggers. By default, a new build is triggered every time a developer pushes to a configured branch. This is referred to as Continuous Integration. If you prefer to trigger a new build manually, you can change this setting in the configuration pane. Increment build number. When enabled, the CFBundle. Version in the Info. The change happens pre build and wont be committed to your repository. Code signing. A successful build will produce an ipa file. In order to install the build on a device, it needs to be signed with a valid provisioning profile and certificate. To sign the builds produced from a branch, enable code signing in the configuration pane and upload a provisioning profile. The settings in your Xcode project need to be compatible with the files you are uploading. You can read more about code signing here and in the Apple Developer official documentation. Launch your successful build on a real device. Use your newly produced. This will add approximately 1. Read more about it here. Cocoa. Pods. Mobile Center scans the selected branch and if it finds a Podfile, it will automatically do a pod install step at the beginning of every build. This will ensure that all dependencies are installed. Distribute to a distribution group. You can configure each successful build from a branch to be distributed to a previously created distribution group. You can add a new distribution group from within the Distribute section. There is always a default distribution group called Collaborators that includes all the users who have access to the app. Once you save the configuration, a new build will be automatically kicked off. Build results. After a build has been triggered, it can be in the following states queued the build is in a queue waiting for resources to be freed upbuilding the build is running and performing the predefined taskssucceeded the build is completed and it has succeededfailed the build has completed but it has failed you can troubleshoot what went wrong by downloading and inspecting the build logcanceled the build has been canceled by a user action or it has timed out. Build logs. For a completed build succeeded or failed, download the logs to understand more about how the build went. Mobile Center provides an archive with the following files 1build. Get Sources. txt. Pod install. txt. Post Job Cleanup. The build step specific logs located in the build directory of the archive are helpful for troubleshooting and understanding in what step and why the build failed. The app. ipaThe. Phone application archive file which contains the i. OS app. If the build has been signed correctly, the. More details about code signing and distribution with Mobile Center can be found here. If the build has not been signed, the. Test service for UI testing on real devices or run in the simulator. All builds kicked off after May 1. Unsigned builds will not produce an. The artifact of an unsigned build is the. Xcode Archives organizer. The source maps and symbol files. Upon building a React Native i. OS app, a Java. Script source map and one or multiple. Mobile Center SDK in your app with the crash reporting module enabled, the crash reporting beacon requires this. Java. Script sourcemap for a build in order to display human readable symbolicated crash reportsif you have previously integrated another SDK for crash reporting purposes in your app, the corresponding service requires the. Java. Script sourcemap in order to display human readable symbolicated crash reports. Keep in mind that the. If you decide to code sign the build later, the. Set Up Microsoft Exchange Server Email Thunderbird Mozilla here. If this app has the crashes SDK integrated, i. OS symbols and source maps will automatically be sent to Mobile Center Crashes service to enable human readable symbolicated crash reports at both the native and Java. Script stack. 5. Build tips. Yarn. Yarn is a faster, more deterministic replacement for npm. If a yarn. lock file is present in your repo next to package. Mobile Center will use Yarn, doing yarn install at the start of the build. Otherwise, it will do npm install. Custom build scripts. In some scenarios you may want to run a script at the start of the build. For instance, if your React Native app uses Type. Script, then youll want to run the tsc compiler at build start. Mobile Center will have a dedicated feature for running custom scripts as part of a build. But for now you can achieve the same effect by creating a postinstall script in package. Postinstall scripts run right after all the package.