Method execute

sources/commands/Up.ts:33–56

()

  });

  async execute() {
    const [descriptor] = await this.resolvePatternsToDescriptors({
      patterns: [],
    });

    if (!semverValid(descriptor.range) && !semverValidRange(descriptor.range))
      throw new UsageError(`The 'corepack up' command can only be used when your project's packageManager field is set to a semver version or semver range`);

    const resolved = await this.context.engine.resolveDescriptor(descriptor, {useCache: false});
    if (!resolved)
      throw new UsageError(`Failed to successfully resolve '${descriptor.range}' to a valid ${descriptor.name} release`);

    const majorVersion = semverMajor(resolved.reference);
    const majorDescriptor = {name: descriptor.name as SupportedPackageManagers, range: `^${majorVersion}.0.0`};

    const highestVersion = await this.context.engine.resolveDescriptor(majorDescriptor, {useCache: false});
    if (!highestVersion)
      throw new UsageError(`Failed to find the highest release for ${descriptor.name} ${majorVersion}.x`);

    this.context.stdout.write(`Installing ${highestVersion.name}@${highestVersion.reference} in the project...\n`);

    const packageManagerInfo = await this.context.engine.ensurePackageManager(highestVersion);
    await this.setAndInstallLocalPackageManager(packageManagerInfo);
  }
}