using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Text.RegularExpressions;
using System.Reflection;

namespace CSharpUtil
{
    static class CommUtils
    {
        public static string var_dump(this object info)
        {
            StringBuilder sb = new StringBuilder();

            Type t = info.GetType();
            PropertyInfo[] props = t.GetProperties();
            sb.AppendFormat("{0,-18} {1}", "Name", "Value");
            sb.AppendLine();
            foreach (PropertyInfo prop in props)
            {
                sb.AppendFormat("{0,-18} {1}", prop.Name, prop.GetValue(info, null).ToString());
                sb.AppendLine();
            }

            return sb.ToString();
        } 
    }
    #region `  字符串扩展    `
    public static class StringExtensionUtils
    {
        /// <summary>
        /// 字符串扩展:正则替换方法
        /// </summary>
        /// <param name="str"></param>
        /// <param name="pattern"></param>
        /// <param name="replacement"></param>
        /// <returns></returns>
        public static string RegReplace(this string str, string pattern, string replacement)
        {
            return Regex.Replace(str, pattern, replacement);
        }

        readonly static Regex reg = new Regex(@"(?<=""|:|,|\{|\}|\[|\])\s+(?=""|:|,|\{|\}|\[|\]|null|\d)");

        /// <summary>
        /// 字符串扩展:压缩json字符串的功能(去除多余的空白字符)
        /// </summary>
        /// <param name="str"></param>
        /// <returns></returns>
        [Obsolete("鉴于次函数的性能问题,不建议继续使用.--gwang 2022.3.4")]
        public static string JsMin(this string str)
        {
            return reg.Replace(str, "");
        }
    }

    #endregion

}