implement wildcard lenght quantifiers, TreatAsRegex property and solve catastrpohic backtracking (#2528)

src/Discord.Net.Interactions/Builders/Commands/CommandBuilder.cs

@@ -35,6 +35,9 @@ namespace Discord.Interactions.Builders
         /// <inheritdoc/>
         public bool IgnoreGroupNames { get; set; }
 
+        /// <inheritdoc/>
+        public bool TreatNameAsRegex { get; set; }
+
         /// <inheritdoc/>
         public RunMode RunMode { get; set; }
 
@@ -117,6 +120,19 @@ namespace Discord.Interactions.Builders
             return Instance;
         }
 
+        /// <summary>
+        ///     Sets <see cref="TreatNameAsRegex"/>.
+        /// </summary>
+        /// <param name="value">New value of the <see cref="TreatNameAsRegex"/>.</param>
+        /// <returns>
+        ///     The builder instance.
+        /// </returns>
+        public TBuilder WithNameAsRegex (bool value)
+        {
+            TreatNameAsRegex = value;
+            return Instance;
+        }
+
         /// <summary>
         ///     Adds parameter builders to <see cref="Parameters"/>.
         /// </summary>
@@ -163,6 +179,10 @@ namespace Discord.Interactions.Builders
         ICommandBuilder ICommandBuilder.SetRunMode (RunMode runMode) =>
             SetRunMode(runMode);
 
+        /// <inheritdoc/>
+        ICommandBuilder ICommandBuilder.WithNameAsRegex(bool value) =>
+            WithNameAsRegex(value);
+
         /// <inheritdoc/>
         ICommandBuilder ICommandBuilder.AddParameters (params IParameterBuilder[] parameters) =>
             AddParameters(parameters as TParamBuilder);

src/Discord.Net.Interactions/Builders/Commands/ICommandBuilder.cs

@@ -34,6 +34,11 @@ namespace Discord.Interactions.Builders
         /// </summary>
         bool IgnoreGroupNames { get; set; }
 
+        /// <summary>
+        ///     Gets or sets whether the <see cref="Name"/> should be directly used as a Regex pattern.
+        /// </summary>
+        bool TreatNameAsRegex { get; set; }
+
         /// <summary>
         ///     Gets or sets the run mode this command gets executed with.
         /// </summary>
@@ -90,6 +95,15 @@ namespace Discord.Interactions.Builders
         /// </returns>
         ICommandBuilder SetRunMode (RunMode runMode);
 
+        /// <summary>
+        ///     Sets <see cref="TreatNameAsRegex"/>.
+        /// </summary>
+        /// <param name="value">New value of the <see cref="TreatNameAsRegex"/>.</param>
+        /// <returns>
+        ///     The builder instance.
+        /// </returns>
+        ICommandBuilder WithNameAsRegex(bool value);
+
         /// <summary>
         ///     Adds parameter builders to <see cref="Parameters"/>.
         /// </summary>

src/Discord.Net.Interactions/Builders/ModuleClassBuilder.cs

@@ -274,6 +274,7 @@ namespace Discord.Interactions.Builders
                             builder.Name = interaction.CustomId;
                             builder.RunMode = interaction.RunMode;
                             builder.IgnoreGroupNames = interaction.IgnoreGroupNames;
+                            builder.TreatNameAsRegex = interaction.TreatAsRegex;
                         }
                         break;
                     case PreconditionAttribute precondition:
@@ -287,7 +288,7 @@ namespace Discord.Interactions.Builders
 
             var parameters = methodInfo.GetParameters();
 
-            var wildCardCount = Regex.Matches(Regex.Escape(builder.Name), Regex.Escape(commandService._wildCardExp)).Count;
+            var wildCardCount = RegexUtils.GetWildCardCount(builder.Name, commandService._wildCardExp);
 
             foreach (var parameter in parameters)
                 builder.AddParameter(x => BuildComponentParameter(x, parameter, parameter.Position >= wildCardCount));
@@ -355,6 +356,7 @@ namespace Discord.Interactions.Builders
                             builder.Name = modal.CustomId;
                             builder.RunMode = modal.RunMode;
                             builder.IgnoreGroupNames = modal.IgnoreGroupNames;
+                            builder.TreatNameAsRegex = modal.TreatAsRegex;
                         }
                         break;
                     case PreconditionAttribute precondition: