Method driveMain

packages/compiler-cli/test/ngtsc/env.ts:260–281

* Run the compiler to completion, and assert that no errors occurred.

(customTransformers?: CustomTransformers)

   * Run the compiler to completion, and assert that no errors occurred.
   */
  driveMain(customTransformers?: CustomTransformers): void {
    const errorSpy = jasmine.createSpy('consoleError').and.callFake(console.error);
    let reuseProgram: {program: Program | undefined} | undefined = undefined;
    if (this.multiCompileHostExt !== null) {
      reuseProgram = {
        program: this.oldProgram || undefined,
      };
    }
    const exitCode = main(
      this.commandLineArgs,
      errorSpy,
      undefined,
      customTransformers,
      reuseProgram,
      this.changedResources,
    );
    expect(errorSpy).not.toHaveBeenCalled();
    expect(exitCode).toBe(0);
    if (this.multiCompileHostExt !== null) {
      this.oldProgram = reuseProgram!.program!;
    }
  }

  /**
   * Run the compiler to completion, and return any `ts.Diagnostic` errors that may have occurred.