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string json = """
{ "X": 123, "Y": { "Y1": 1, "Y2": 2 } }
""";
JsonSerializerOptions options = new(JsonSerializerDefaults.General) { WriteIndented = true };
string formatted = JsonSerializer.Serialize(JsonSerializer.Deserialize<JsonElement>(json), options);
Console.WriteLine(formatted);
/* output: 
{
  "X": 123,
  "Y": {

wipiano

// <auto-generated/>
#nullable enable
#pragma warning disable CS0612, CS0618 // Suppress warnings about [Obsolete] member usage in generated code.

namespace System.Runtime.CompilerServices
{
    using System;
    using System.CodeDom.Compiler;

    [GeneratedCode("Microsoft.Extensions.Configuration.Binder.SourceGeneration", "8.0.8.47906")]

wipiano

#! /bin/bash

roleArn='arn:aws:iam::xxxx:role/xxxx'
serialNumber='arn:aws:iam::xxxx:mfa/xxxx'

assumerole() {
        read -p "Enter mfa code: " mfacode
        d=`date "+%Y%m%d%H%M%S"`
        aws sts assume-role --role-arn $roleArn --serial-number $serialNumber --role-session-name cli${date} --token-code ${mfacode}
}

wipiano

// See https://aka.ms/new-console-template for more information

using System.Text;
using CodeHollow.FeedReader;

const int readCountPerFeed = 10;

string[] sites = new[]
{
    "https://feed.infoq.com/",

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<Project>
  <PropertyGroup>
    <Nullable>enable</Nullable>
    <ImplicitUsings>enable</ImplicitUsings>
    <LangVersion>latest</LangVersion>
    <TreatWarningsAsErrors>true</TreatWarningsAsErrors>
    <AnalysisMode>All</AnalysisMode>
    <CodeAnalysisTreatWarningsAsErrors>true</CodeAnalysisTreatWarningsAsErrors>
    <EnforceCodeStyleInBuild>true</EnforceCodeStyleInBuild>
  </PropertyGroup>

wipiano

# EditorConfig is awesome: https://EditorConfig.org

# top-most EditorConfig file
root = true

# Don't use tabs for indentation.
[*]
indent_style = space
# (Please don't specify an indent_size here; that has too many unintended consequences.)

wipiano

public class FreezableObjectAttribute : Attribute
{
    public bool GenerateRecord { get; set; }
}

public class PocoFreezerGenerated : Attribute{}

wipiano

using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Linq;
using System.Reflection;
using System.Runtime.CompilerServices;
using System.Runtime.ExceptionServices;
using System.Security;
using System.Security.Permissions;
using System.Threading;

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using System;
using System.Numerics;

namespace Collatz
{
    class Program
    {
        static void Main(string[] args)
        {
            var n = new BigInteger(2);

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    public static class MessagePackSerializerEx
    {
        public static IEnumerable<T> LazyDeserializeArray<T>(ReadOnlyMemory<byte> bytes,
            MessagePackSerializerOptions? options = null)
        {
            options ??= MessagePackSerializer.DefaultOptions;

            if (options.Compression != MessagePackCompression.None)
            {
                throw new InvalidOperationException("lz4 圧縮には対応できません");