nativescript-doctor

Library that helps identifying if the environment can be used for development of {N} apps.

Usage no npm install needed!

<script type="module">
  import nativescriptDoctor from 'https://cdn.skypack.dev/nativescript-doctor';
</script>

README

nativescript-doctor

Library that helps identifying if the environment can be used for development of {N} apps.

Installation

  1. Using npm
    $ npm install nativescript-doctor --save
    

Requirements

  1. Node.js 4.3.0 or later

Usage

  • Module doctor:

    • Usage:
    import { doctor } from "nativescript-doctor"
    
    async function main() {
        const canExecuteLocalBuildForAndroid = await doctor.canExecuteLocalBuild("Android");
        const canExecuteLocalBuildForIos = await doctor.canExecuteLocalBuild("iOS");
        console.log("Can execute local build for Android: ", canExecuteLocalBuildForAndroid);
        console.log("Can execute local build for iOS: ", canExecuteLocalBuildForIos);
    }
    
    main();
    
    • Interfaces:
    /**
     * Describes methods which help identifying if the environment can be used for development of {N} apps.
     */
    interface IDoctor {
        /**
         * Checks if a local build can be executed on the current machine.
         * @param {string} platform The platform for which to check if local build is possible.
         * @return {Promise<boolean>} true if local build can be executed for the provided platform.
         */
        canExecuteLocalBuild(platform: string): Promise<boolean>;
    
        /**
         * Executes all checks for the current environment and returns the warnings from each check.
         * @return {Promise<IWarning[]>} Array of all the warnings from all checks. If there are no warnings will return empty array.
         */
        getWarnings(): Promise<IWarning[]>;
    }
    
    /**
     * Describes warning returned from nativescript-doctor check.
     */
    interface IWarning {
        /**
         * The warning.
         * @type {string}
         */
        warning: string;
    
        /**
         * Additional information for the warning.
         * @type {string}
         */
        additionalInformation: string;
    
        /**
         * The platforms which are affected by this warning.
         * @type {string[]}
         */
        platforms: string[];
    }
    
  • Module sysInfo:

    • Usage:
    import { sysInfo, setShouldCacheSysInfo } from "nativescript-doctor";
    
    async function main() {
        // The default value is true. If set to false the result of each check for each element
        // of the sys info will not be cached.
        setShouldCacheSysInfo(false);
    
        const javacVersion = await sysInfo.getJavaCompilerVersion();
        console.log("javac: ", javacVersion);
    
        const adbVersion = await sysInfo.getAdbVersion();
        console.log("adb: ", adbVersion);
    
        const cocoaPodsVersion = await sysInfo.getCocoaPodsVersion();
        console.log("cocoapods: ", cocoaPodsVersion);
    
        const gitVersion = await sysInfo.getGitVersion();
        console.log("git: ", gitVersion);
    
        const gradleVersion = await sysInfo.getGradleVersion();
        console.log("gradle: ", gradleVersion);
    
        const monoVersion = await sysInfo.getMonoVersion();
        console.log("mono: ", monoVersion);
    
        const nodeVersion = await sysInfo.getNodeVersion();
        console.log("node: ", nodeVersion);
    
        const npmVersion = await sysInfo.getNpmVersion();
        console.log("npm: ", npmVersion);
    
        const nodeGypVersion = await sysInfo.getNodeGypVersion();
        console.log("node-gyp: ", nodeGypVersion);
    
        const osName = await sysInfo.getOs();
        console.log("os: ", osName);
    
        const xcodeprojLocation = await sysInfo.getXCodeProjLocation();
        console.log("xcodeproj location: ", xcodeprojLocation);
    
        const xcodeVersion = await sysInfo.getXCodeVersion();
        console.log("xcode: ", xcodeVersion);
    
        const isAndroidInstalled = await sysInfo.isAndroidInstalled();
        console.log("is Android installed: ", isAndroidInstalled);
    
        const isITunesInstalled = await sysInfo.isITunesInstalled();
        console.log("is iTunes installed: ", isITunesInstalled);
    
        const isCocoaPodsWorkingCorrectly = await sysInfo.isCocoaPodsWorkingCorrectly();
        console.log("is cocoapods working correctly: ", isCocoaPodsWorkingCorrectly);
    
        const nativeScriptCliVersion = await sysInfo.getNativeScriptCliVersion();
        console.log("{N} CLI version: ", nativeScriptCliVersion);
    
        const xcprojInfo = await sysInfo.getXcprojInfo();
        console.log("xcproj info: ", xcprojInfo);
    
        const isCocoaPodsUpdateRequired = await sysInfo.isCocoaPodsUpdateRequired();
        console.log("is CocoaPods update required: ", isCocoaPodsUpdateRequired);
    
        const pythonInfo = await sysInfo.getPythonInfo();
        console.log("python info: ", pythonInfo );
    
        const sysInfoData = await sysInfo.getSysInfo({ projectDir: "/Users/username/myProject" });
        console.log("sysInfo: ", sysInfoData);
    
        const gitPath = await sysInfo.getGitPath();
        console.log("Path to the git executable: ", gitPath);
    }
    
    main();
    
    
    • Interfaces:
    /**
     * Describes methods which helps collecting system information.
     */
    interface ISysInfo {
        /**
         * Returns the currently installed Java compiler version.
         * @return {Promise<string>} The currently installed Java compiler version.
         */
        getJavaCompilerVersion(): Promise<string>;
    
        /**
         * Returns the currently installed version of Xcode.
         * @return {Promise<string>} Returns the currently installed version of Xcode or null if Xcode is not installed or executed on Linux or Windows.
         */
        getXcodeVersion(): Promise<string>;
    
        /**
         * Returns the currently installed Node.js version.
         * @return {Promise<string>} Returns the currently installed Node.js version.
         */
        getNodeVersion(): Promise<string>;
    
        /**
         * Returns the currently installed npm version.
         * @return {Promise<string>} Returns the currently installed npm version.
         */
        getNpmVersion(): Promise<string>;
    
        /**
         * Returns the currently installed node-gyp version.
         * @return {Promise<string>} Returns the currently installed node-gyp version. If node-gyp is not installed it will return null.
         */
        getNodeGypVersion(): Promise<string>;
    
        /**
         * Returns the xcodeproj location.
         * @return {Promise<string>} Returns the xcodeproj location. If the the xcodeproj is not installed it will return null.
         */
        getXcodeprojLocation(): Promise<string>;
    
        /**
         * Checks if iTunes is installed.
         * @return {Promise<string>} Returns true if iTunes is installed.
         */
        isITunesInstalled(): Promise<boolean>;
    
        /**
         * Returns the currently installed Cocoapods version.
         * @return {Promise<string>} Returns the currently installed Cocoapods version. It will return null if Cocoapods is not installed.
         */
        getCocoaPodsVersion(): Promise<string>;
    
        /**
         * Returns the os name.
         * @return {Promise<string>} Returns the os name.
         */
        getOs(): Promise<string>;
    
        /**
         * Returns the currently installed ADB version.
         * @param {string} pathToAdb Defines path to adb
         * @return {Promise<string>} Returns the currently installed ADB version. It will return null if ADB is not installed.
         */
        getAdbVersion(pathToAdb?: string): Promise<string>;
    
        /**
         * Checks if Android is installed.
         * @return {Promise<boolean>} Returns true if Android is installed.
         */
        isAndroidInstalled(): Promise<boolean>;
    
        /**
         * Returns the currently installed Mono version.
         * @return {Promise<string>} Returns the currently installed Mono version. It will return null if Mono is not installed.
         */
        getMonoVersion(): Promise<string>;
    
        /**
         * Returns the currently installed Git version.
         * @return {Promise<string>} Returns the currently installed Git version. It will return null if Git is not installed.
         */
        getGitVersion(): Promise<string>;
    
        /**
         * Returns the currently installed Gradle version.
         * @return {Promise<string>} Returns the currently installed Gradle version. It will return null if Gradle is not installed.
         */
        getGradleVersion(): Promise<string>;
    
        /**
         * Checks if CocoaPods is working correctly by trying to install one pod.
         * @return {Promise<boolean>} Returns true if CocoaPods is working correctly.
         */
        isCocoaPodsWorkingCorrectly(): Promise<boolean>;
    
        /**
         * Returns the version of the globally installed NativeScript CLI.
         * @return {Promise<string>} Returns the version of the globally installed NativeScript CLI.
         */
        getNativeScriptCliVersion(): Promise<string>;
    
        /**
         * Checks if xcproj is required to build projects and if it is installed.
         * @return {Promise<IXcprojInfo>} Returns the collected information aboud xcproj.
         */
        getXcprojInfo(): Promise<IXcprojInfo>;
    
        /**
         * Checks if the current version of CocoaPods is compatible with the installed Xcode.
         * @return {boolean} true if an update us require.
         */
        isCocoaPodsUpdateRequired(): Promise<boolean>;
    
        /**
         * Checks if the Android SDK Tools are installed and configured correctly.
         * @return {Promise<boolean>} true if the Android SDK Tools are installed and configured correctly.
         */
        isAndroidSdkConfiguredCorrectly(): Promise<boolean>;
    
        /**
         * Returns the whole system information.
         * @param {ISysInfoConfig} config
         * @return {Promise<ISysInfoData>} The system information.
         */
        getSysInfo(config?: ISysInfoConfig): Promise<ISysInfoData>;
    
        /**
         * If set to true each method will cache it's result. The default value is true.
         * @param {boolean} shouldCache The cache switch.
         * @return {void}
         */
        setShouldCacheSysInfo(shouldCache: boolean): void;
    
        /**
         * Returns the path to the currently installed Git.
         * @return {Promise<string>} Returns the path to the currently installed Git. It will return null if Git is not installed.
         */
        getGitPath(): Promise<string>;
    }
    
    interface ISysInfoData {
        // os stuff
        /**
         * Os platform flavour, reported by os.platform.
         * @type {string}
         */
        platform: string;
    
        /**
         * Full os name, like `uname -a` on unix, registry query on win.
         * @type {string}
         */
        os: string;
    
        /**
         * .net version, applicable to windows only.
         * @type {string}
         */
        dotNetVer: string;
    
        /**
         * The command shell in use, usually bash or cmd.
         * @type {string}
         */
        shell: string;
    
        // node stuff
        /**
         * node.js version, returned by node -v.
         * @type {string}
         */
        nodeVer: string;
    
        /**
         * npm version, returned by `npm -v`.
         * @type {string}
         */
        npmVer: string;
    
        /**
         * Process architecture, returned by `process.arch`.
         * @type {string}
         */
        procArch: string;
    
        /**
         * node-gyp version as returned by `node-gyp -v`.
         * @type {string}
         */
        nodeGypVer: string;
    
        // dependencies
        /**
         * Xcode version string as returned by `xcodebuild -version`. Valid only on Mac.
         * @type {string}
         */
        xcodeVer: string;
    
        /**
         * Version string of adb, as returned by `adb version`.
         * @type {string}
         */
        adbVer: string;
    
        /**
         * Whether iTunes is installed on the machine.
         * @type {boolean}
         */
        itunesInstalled: boolean;
    
        /**
         * Whether `android` executable can be run.
         * @type {boolean}
         */
        androidInstalled: boolean;
    
        /**
         * mono version, relevant on Mac only.
         * @type {string}
         */
        monoVer: string;
    
        /**
         * git version string, as returned by `git --version`.
         * @type {string}
         */
        gitVer: string;
    
        /**
         * gradle version string as returned by `gradle -v`.
         * @type {string}
         */
        gradleVer: string;
    
        /**
         * javac version string as returned by `javac -version`.
         * @type {string}
         */
        javacVersion: string;
    
        /**
         * pod version string, as returned by `pod --version`.
         * @type {string}
         */
        cocoaPodsVer: string;
    
        /**
         * xcodeproj gem location, as returned by `which gem xcodeproj`.
         * @type {string}
         */
        xcodeprojLocation: string;
    
        /**
         * true id CocoaPods can successfully execute pod install.
         * @type {boolean}
         */
        isCocoaPodsWorkingCorrectly: boolean;
    
        /**
         * NativeScript CLI version string, as returned by `tns --version`.
         * @type {string}
         */
        nativeScriptCliVersion: string;
    
        /**
         * Information about xcproj.
         * @type {string}
         */
        xcprojInfo: IXcprojInfo;
    
        /**
         * true if the system requires xcproj to build projects successfully and the CocoaPods version is not compatible with the Xcode.
         */
        isCocoaPodsUpdateRequired: boolean;
    
        /**
         * true if the Android SDK Tools are installed and configured correctly.
         * @type {boolean}
         */
        isAndroidSdkConfiguredCorrectly: boolean;
    }
    
    /**
     * Describes information about xcproj brew formula.
     */
    interface IXcprojInfo {
        /**
         * Determines whether the system needs xcproj to execute ios builds sucessfully.
         */
        shouldUseXcproj: boolean;
    
        /**
         * Determines whether xcproj can be called from the command line.
         */
        xcprojAvailable: boolean;
    }
    
  • Module androidToolsInfo:

    • Usage:
    import { androidToolsInfo } from "nativescript-doctor"
    
    function main() {
        const projectDir = "/Users/username/myProject";
        console.log("path to adb from android home: ", await androidToolsInfo.getPathToAdbFromAndroidHome());
        console.log("path to emulator executable: ", androidToolsInfo.getPathToEmulatorExecutable());
        console.log("android tools info: ", androidToolsInfo.getToolsInfo());
        console.log("ANROID_HOME validation errors: ", await androidToolsInfo.validateAndroidHomeEnvVariable());
        console.log("android tools info validation errors: ", await androidToolsInfo.validateInfo());
        console.log("javac validation errors: ", await androidToolsInfo.validateJavacVersion(await sysInfo.getJavaCompilerVersion(), projectDir));
    }
    
    main();
    
    • Interfaces:
    /**
     * Describes methods for getting and validating Android tools.
     */
    interface IAndroidToolsInfo {
        /**
         * Returns the Android tools info.
         * @return {NativeScriptDoctor.IAndroidToolsInfoData} returns the Android tools info.
         */
        getToolsInfo(): NativeScriptDoctor.IAndroidToolsInfoData;
    
        /**
         * Checks if the Android tools are valid.
         * @param {string} projectDir @optional The project directory. Used to determine the Android Runtime version and validate the Java compiler version against it.
         * If it is not passed or the project does not have Android runtime, this validation is skipped.
         * @return {NativeScriptDoctor.IWarning[]} An array of errors from the validation checks. If there are no errors will return [].
         */
        validateInfo(projectDir?: string): NativeScriptDoctor.IWarning[];
    
        /**
         * Checks if the current javac version is valid.
         * @param {string} installedJavaVersion The version of javac to check.
         * @param {string} projectDir @optional The project directory. Used to determine the Android Runtime version and validate the Java compiler version against it.
         * If it is not passed or the project does not have Android runtime, this validation is skipped.
         * @return {NativeScriptDoctor.IWarning[]} An array of errors from the validation checks. If there are no errors will return [].
         */
        validateJavacVersion(installedJavaVersion: string, projectDir?: string): NativeScriptDoctor.IWarning[];
    
        /**
         * Returns the path to the adb which is located in ANDROID_HOME.
         * @return {Promise<string>} Path to the adb which is located in ANDROID_HOME.
         */
        getPathToAdbFromAndroidHome(): Promise<string>;
    
        /**
         * Checks if the ANDROID_HOME variable is set to the correct folder.
         * @return {NativeScriptDoctor.IWarning[]} An array of errors from the validation checks. If there are no errors will return [].
         */
        validateAndroidHomeEnvVariable(): NativeScriptDoctor.IWarning[];
    
        /**
         * Returns the path to the emulator executable.
         * @return {string} The path to the emulator executable.
         */
        getPathToEmulatorExecutable(): string;
    }
    
    /**
     * Describes information about installed Android tools and SDKs.
     */
    interface IAndroidToolsInfoData {
        /**
         * The value of ANDROID_HOME environment variable.
         */
        androidHomeEnvVar: string;
    
        /**
         * The latest installed version of Android Build Tools that satisfies CLI's requirements.
         */
        buildToolsVersion: string;
    
        /**
         * The latest installed version of Android SDK that satisfies CLI's requirements.
         */
        compileSdkVersion: number;
    
        /**
         * The latest installed version of Android Support Repository that satisfies CLI's requirements.
         */
        supportRepositoryVersion: string;
    }
    
  • Module constants:

    • Usage:
    import { constants } from "nativescript-doctor"
    
    function main() {
        for(let constantName in constants) {
            console.log(`${constantName}: ${constants[constantName]}`);
        }
    }
    
    main();
    
    • Interfaces:
    /**
     * Describes the constants used in the module.
     */
    interface IConstants {
        ANDROID_PLATFORM_NAME: string;
        IOS_PLATFORM_NAME: string;
        SUPPORTED_PLATFORMS: string[];
    }