Mantis #2518

Thank you, idb, for a patch that fixes the conflicts of lsl identifiers with c# keywords
2026-08-07 01:35:46 +08:00 · 2008-11-01 23:50:19 +00:00
parent 87b8f327aa
commit 44852158f2
2 changed files with 121 additions and 9 deletions
--- a/OpenSim/Region/ScriptEngine/Shared/CodeTools/CSReservedWords.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/CodeTools/CSReservedWords.cs
@@ -0,0 +1,91 @@
+/*
+* Copyright (c) Contributors, http://opensimulator.org/
+* See CONTRIBUTORS.TXT for a full list of copyright holders.
+*
+* Redistribution and use in source and binary forms, with or without
+* modification, are permitted provided that the following conditions are met:
+*     * Redistributions of source code must retain the above copyright
+*       notice, this list of conditions and the following disclaimer.
+*     * Redistributions in binary form must reproduce the above copyright
+*       notice, this list of conditions and the following disclaimer in the
+*       documentation and/or other materials provided with the distribution.
+*     * Neither the name of the OpenSim Project nor the
+*       names of its contributors may be used to endorse or promote products
+*       derived from this software without specific prior written permission.
+*
+* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS AS IS AND ANY
+* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
+* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*
+*/
+
+using System;
+using System.Collections.Generic;
+
+namespace OpenSim.Region.ScriptEngine.Shared.CodeTools
+{
+    /// <summary>
+    /// A container for all of the reserved C# words that are not also reserved words in LSL.
+    /// The words must be maintained in alphabetical order.
+    /// The words that are key words in lsl are picked up by the lsl compiler as errors.
+    /// The LSL reserved words have been left in the list as comments for completeness
+    /// </summary>
+    internal class CSReservedWords
+    {
+        private static List<string> reservedWords = new List<string>(new string[] {
+                                          "abstract","as",
+                                          "base","bool","break","byte",
+                                          "case","catch","char","checked","class","const","continue",
+                                          "decimal","default","delegate",
+                                        //"do",
+                                          "double",
+                                        //"else",
+                                          "enum",
+                                        //"event",
+                                          "explicit","extern",
+                                          "false","finally","fixed",
+                                        //"float","for",
+                                          "foreach",
+                                          "goto",
+                                        //"if",
+                                          "implicit","in","int","interface","internal","is",
+                                          "lock","long",
+                                          "namespace","new","null",
+                                          "object","operator","out","override",
+                                          "params","private","protected","public",
+                                          "readonly","ref",
+                                        //"return",
+                                          "sbyte","sealed","short","sizeof","stackalloc","static",
+                                        //"string",
+                                          "struct","switch",
+                                          "this","throw","true","try","typeof",
+                                          "uint","ulong","unchecked","unsafe","ushort","using",
+                                          "virtual","void","volatile",
+                                        //"while"
+                                         });
+
+        /// <summary>
+        /// Returns true if the passed string is in the list of reserved words with
+        /// a little simple pre-filtering.
+        /// </summary>
+        internal static bool IsReservedWord(string word)
+        {
+            // A couple of quick filters to weed out single characters, ll functions and
+            // anything that starts with an uppercase letter
+            if (String.IsNullOrEmpty(word)) return false;
+            if (word.Length < 2) return false;
+            if (word.StartsWith("ll")) return false;
+            char first = word.ToCharArray(0,1)[0];
+            if (first >= 'A' && first <= 'Z') return false;
+           
+            return (reservedWords.BinarySearch(word) >= 0);
+        }
+    }
+}