From ad7e1293a845ee39288ec4e72d03627ca4dda976 Mon Sep 17 00:00:00 2001
From: Keuvain <k94ll13nn3@outlook.fr>
Date: Sat, 12 May 2018 12:55:52 +0200
Subject: [PATCH] Update valid characters for alternative name

Fix #51.
---
 src/Strinken/Core/Extensions.cs    | 4 ++--
 src/Strinken/Core/ParsingMethod.cs | 2 +-
 test/Strinken.Tests/EngineTests.cs | 2 +-
 3 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/src/Strinken/Core/Extensions.cs b/src/Strinken/Core/Extensions.cs
index a850a03..be19ae1 100644
--- a/src/Strinken/Core/Extensions.cs
+++ b/src/Strinken/Core/Extensions.cs
@@ -8,7 +8,7 @@ namespace Strinken.Core
     /// </summary>
     internal static class Extensions
     {
-        private static readonly List<char> ValidAlternativeNameCharacter = new List<char> { '*', '$', '?', '!', '&', '.', '#', '%' };
+        private static readonly List<char> ValidAlternativeNameCharacter = new List<char>("!%&*+./<=>@^|~?$#".ToCharArray());
 
         /// <summary>
         /// Tests if a <see cref="char"/> is an invalid token name character i.e. not a-z, A-Z, 0-9, - or _.
@@ -18,7 +18,7 @@ internal static class Extensions
         public static bool IsInvalidTokenNameCharacter(this char c) => !char.IsLetter(c) && c != '-' && c != '_';
 
         /// <summary>
-        /// Tests if a <see cref="char"/> is an invalid alternative name character i.e. not *, $, ?, !, &amp; or ..
+        /// Tests if a <see cref="char"/> is an invalid alternative name character i.e. not in "!%&amp;*+./&lt;=&gt;@^|~?$#".
         /// </summary>
         /// <param name="c">The <see cref="char"/> to test.</param>
         /// <returns>A value indicating whether the <see cref="char"/> is an invalid alternative name character</returns>
diff --git a/src/Strinken/Core/ParsingMethod.cs b/src/Strinken/Core/ParsingMethod.cs
index dbc8bf8..54fa461 100644
--- a/src/Strinken/Core/ParsingMethod.cs
+++ b/src/Strinken/Core/ParsingMethod.cs
@@ -11,7 +11,7 @@ internal enum ParsingMethod
         Name,
 
         /// <summary>
-        /// Parse string as a name (letter + '-' + '_') or as a symbol (*, $, ?, !, &amp; or .).
+        /// Parse string as a name (letter + '-' + '_') or as a symbol (!%&amp;*+./&lt;=&gt;@^|~?$#).
         /// </summary>
         NameOrSymbol,
 
diff --git a/test/Strinken.Tests/EngineTests.cs b/test/Strinken.Tests/EngineTests.cs
index 9a694fd..f9878e9 100644
--- a/test/Strinken.Tests/EngineTests.cs
+++ b/test/Strinken.Tests/EngineTests.cs
@@ -262,7 +262,7 @@ public void Run_ValidCharacterInString_DoesNotThrow(string input)
         [InlineData("{ipsum:filt*er}", '*', 11)]
         [InlineData("{ipsum:fi!}", '!', 9)]
         [InlineData("{ipsum:?f}", 'f', 8)]
-        [InlineData("{ipsum:!!^}", '^', 9)]
+        [InlineData("{ipsum:!!-}", '-', 9)]
         public void Run_InvalidCharacterInFilterName_ReturnsFalse(string input, char illegalChar, int position)
         {
             EngineResult result = StrinkenEngine.Run(input);