@angular/cli/upgrade/version.js

CLI tool for Angular

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const semver_1 = require("semver");
const core_1 = require("@angular-devkit/core");
const path = require("path");
const config_1 = require("../utilities/config");
const require_project_module_1 = require("../utilities/require-project-module");
const resolve = require('resolve');
class Version {
    constructor(_version = null) {
        this._version = _version;
        this._semver = null;
        this._semver = _version && new semver_1.SemVer(_version);
    }
    isAlpha() { return this.qualifier == 'alpha'; }
    isBeta() { return this.qualifier == 'beta'; }
    isReleaseCandidate() { return this.qualifier == 'rc'; }
    isKnown() { return this._version !== null; }
    isLocal() { return this.isKnown() && path.isAbsolute(this._version); }
    isGreaterThanOrEqualTo(other) {
        return this._semver.compare(other) >= 0;
    }
    get major() { return this._semver ? this._semver.major : 0; }
    get minor() { return this._semver ? this._semver.minor : 0; }
    get patch() { return this._semver ? this._semver.patch : 0; }
    get qualifier() { return this._semver ? this._semver.prerelease[0] : ''; }
    get extra() { return this._semver ? this._semver.prerelease[1] : ''; }
    toString() { return this._version; }
    static fromProject() {
        let packageJson = null;
        try {
            const angularCliPath = resolve.sync('@angular/cli', {
                basedir: process.cwd(),
                packageFilter: (pkg, _pkgFile) => {
                    return packageJson = pkg;
                }
            });
            if (angularCliPath && packageJson) {
                try {
                    return new Version(packageJson.version);
                }
                catch (_a) {
                    return new Version(null);
                }
            }
        }
        catch (_b) {
            return new Version(null);
        }
    }
    static assertCompatibleAngularVersion(projectRoot) {
        let angularPkgJson;
        let rxjsPkgJson;
        try {
            angularPkgJson = require_project_module_1.requireProjectModule(projectRoot, '@angular/core/package.json');
            rxjsPkgJson = require_project_module_1.requireProjectModule(projectRoot, 'rxjs/package.json');
        }
        catch (_a) {
            console.error(core_1.terminal.bold(core_1.terminal.red(core_1.tags.stripIndents `
        You seem to not be depending on "@angular/core" and/or "rxjs". This is an error.
      `)));
            process.exit(2);
        }
        if (!(angularPkgJson && angularPkgJson['version'] && rxjsPkgJson && rxjsPkgJson['version'])) {
            console.error(core_1.terminal.bold(core_1.terminal.red(core_1.tags.stripIndents `
        Cannot determine versions of "@angular/core" and/or "rxjs".
        This likely means your local installation is broken. Please reinstall your packages.
      `)));
            process.exit(2);
        }
        let angularVersion = new Version(angularPkgJson['version']);
        let rxjsVersion = new Version(rxjsPkgJson['version']);
        if (angularVersion.isLocal()) {
            console.warn(core_1.terminal.yellow('Using a local version of angular. Proceeding with care...'));
            return;
        }
        if (!angularVersion.isGreaterThanOrEqualTo(new semver_1.SemVer('5.0.0'))) {
            console.error(core_1.terminal.bold(core_1.terminal.red(core_1.tags.stripIndents `
          This version of CLI is only compatible with Angular version 5.0.0 or higher.

          Please visit the link below to find instructions on how to update Angular.
          https://angular-update-guide.firebaseapp.com/
        ` + '\n')));
            process.exit(3);
        }
        else if (angularVersion.isGreaterThanOrEqualTo(new semver_1.SemVer('6.0.0-rc.0'))
            && !rxjsVersion.isGreaterThanOrEqualTo(new semver_1.SemVer('5.6.0-forward-compat.0'))
            && !rxjsVersion.isGreaterThanOrEqualTo(new semver_1.SemVer('6.0.0-beta.0'))) {
            console.error(core_1.terminal.bold(core_1.terminal.red(core_1.tags.stripIndents `
          This project uses version ${rxjsVersion} of RxJs, which is not supported by Angular v6.
          The official RxJs version that is supported is 5.6.0-forward-compat.0 and greater.

          Please visit the link below to find instructions on how to update RxJs.
          https://docs.google.com/document/d/12nlLt71VLKb-z3YaSGzUfx6mJbc34nsMXtByPUN35cg/edit#
        ` + '\n')));
            process.exit(3);
        }
        else if (angularVersion.isGreaterThanOrEqualTo(new semver_1.SemVer('6.0.0-rc.0'))
            && !rxjsVersion.isGreaterThanOrEqualTo(new semver_1.SemVer('6.0.0-beta.0'))) {
            console.warn(core_1.terminal.bold(core_1.terminal.red(core_1.tags.stripIndents `
          This project uses a temporary compatibility version of RxJs (${rxjsVersion}).

          Please visit the link below to find instructions on how to update RxJs.
          https://docs.google.com/document/d/12nlLt71VLKb-z3YaSGzUfx6mJbc34nsMXtByPUN35cg/edit#
        ` + '\n')));
        }
    }
    static assertTypescriptVersion(projectRoot) {
        if (!config_1.isWarningEnabled('typescriptMismatch')) {
            return;
        }
        let compilerVersion, tsVersion;
        try {
            compilerVersion = require_project_module_1.requireProjectModule(projectRoot, '@angular/compiler-cli').VERSION.full;
            tsVersion = require_project_module_1.requireProjectModule(projectRoot, 'typescript').version;
        }
        catch (_a) {
            console.error(core_1.terminal.bold(core_1.terminal.red(core_1.tags.stripIndents `
        Versions of @angular/compiler-cli and typescript could not be determined.
        The most common reason for this is a broken npm install.

        Please make sure your package.json contains both @angular/compiler-cli and typescript in
        devDependencies, then delete node_modules and package-lock.json (if you have one) and
        run npm install again.
      `)));
            process.exit(2);
        }
        const versionCombos = [
            { compiler: '>=2.3.1 <3.0.0', typescript: '>=2.0.2 <2.3.0' },
            { compiler: '>=4.0.0-beta.0 <5.0.0', typescript: '>=2.1.0 <2.4.0' },
            { compiler: '>=5.0.0-beta.0 <5.1.0', typescript: '>=2.4.2 <2.5.0' },
            { compiler: '>=5.1.0-beta.0 <5.2.0', typescript: '>=2.4.2 <2.6.0' },
            { compiler: '>=5.2.0-beta.0 <6.0.0', typescript: '>=2.4.2 <2.7.0' },
            { compiler: '>=6.0.0-beta.0 <7.0.0', typescript: '>=2.7.0 <2.8.0' },
        ];
        const currentCombo = versionCombos.find((combo) => semver_1.satisfies(compilerVersion, combo.compiler));
        if (currentCombo && !semver_1.satisfies(tsVersion, currentCombo.typescript)) {
            // First line of warning looks weird being split in two, disable tslint for it.
            console.log((core_1.terminal.yellow('\n' + core_1.tags.stripIndent `
        @angular/compiler-cli@${compilerVersion} requires typescript@'${currentCombo.typescript}' but ${tsVersion} was found instead.
        Using this version can result in undefined behaviour and difficult to debug problems.

        Please run the following command to install a compatible version of TypeScript.

            npm install typescript@'${currentCombo.typescript}'

        To disable this warning run "ng config cli.warnings.typescriptMismatch false".
      ` + '\n')));
        }
    }
}
exports.Version = Version;
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