From 668967527f635bd57b9b4eee53f945836dbebc19 Mon Sep 17 00:00:00 2001
From: Grand Silence <mixtape774@gmail.com>
Date: Wed, 30 Jan 2019 03:56:18 +0300
Subject: [PATCH] Added string.NotNullNotEmpty(). Method string.IsNullOrEmpty()
 renamed to NullOrEmpty.

---
 Leaf.Core/Extensions/String/StringExtensions.cs | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

diff --git a/Leaf.Core/Extensions/String/StringExtensions.cs b/Leaf.Core/Extensions/String/StringExtensions.cs
index 39494e5..99e21a2 100644
--- a/Leaf.Core/Extensions/String/StringExtensions.cs
+++ b/Leaf.Core/Extensions/String/StringExtensions.cs
@@ -10,6 +10,9 @@ namespace Leaf.Core.Extensions.String
     /// </summary>
     public static class StringExtensions
     {
+        public const string HttpProto = "http://";
+        public const string HttpsProto = "https://";
+
         /// <summary>
         /// Проверяет строку, является ли она ссылкой с протоколом http:// или https://.
         /// </summary>
@@ -22,7 +25,7 @@ public static bool IsWebLink(this string self, bool trim = false)
             if (trim)
                 link = link.Trim();
 
-            return link.StartsWith("http://") || link.StartsWith("https://");
+            return link.StartsWith(HttpProto) || link.StartsWith(HttpsProto);
         }
 
         /// <summary>
@@ -37,7 +40,13 @@ public static bool IsWebLink(this string self, bool trim = false)
         /// Расширение для метода <see cref="string.IsNullOrEmpty"/>.
         /// </summary>
         /// <param name="self">Строка</param>
-        public static bool IsNullOrEmpty(this string self) => string.IsNullOrEmpty(self);
+        public static bool NullOrEmpty(this string self) => string.IsNullOrEmpty(self);
+
+        /// <summary>
+        /// Инвертированный вызов <see cref="string.IsNullOrEmpty"/>.
+        /// </summary>
+        /// <returns>Вернет <see langword="true"/> если строка не является пустой или <see langword="null"/>.</returns>
+        public static bool NotNullNotEmpty(this string self) => !string.IsNullOrEmpty(self);
 
         /// <summary>
         /// Проверка строки на полезный контент.