[UnityEditorExtension] [Windows] AllocConsole for batch-mode

EditorTest.cs

#if UNITY_EDITOR
// unity.exe -projectPath <PATH/TO/YOUR/PROJECT> -batchmode -executeMethod EditorTest.TestFunc -quit
using UnityEditor;
using System;
using System.IO;
using System.Runtime.InteropServices;
using System.Text;

public class EditorTest
{
    public static void TestFunc() {
        AttachConsole();
        Console.WriteLine("EditorTest.TestFunc : " + DateTime.Now.ToString());
    }

    static void AttachConsole() {
#if UNITY_EDITOR_WIN
        AttachConsole(-1);
        var stdout = Console.OpenStandardOutput();
        var sw = new System.IO.StreamWriter(stdout, Encoding.Default);
        sw.AutoFlush = true;
        Console.SetOut(sw);
        Console.SetError(sw);
#endif
    }

#if UNITY_EDITOR_WIN
    [DllImport("kernel32.dll", SetLastError = true)]
    static extern bool AttachConsole(int pid);
#endif
}
#endif