Filter newlines from effect display names

src/ComputeSharp.D2D1.SourceGenerators/ID2D1ShaderGenerator.CreateEffectDisplayNameProperty.cs

@@ -1,6 +1,7 @@
 using System;
 using System.Diagnostics.CodeAnalysis;
 using System.Security;
+using System.Text.RegularExpressions;
 using ComputeSharp.SourceGeneration.Extensions;
 using ComputeSharp.SourceGeneration.Helpers;
 using ComputeSharp.SourceGeneration.Models;
@@ -16,6 +17,11 @@ partial class ID2D1ShaderGenerator
     /// </summary>
     private static partial class EffectDisplayName
     {
+        /// <summary>
+        /// A <see cref="Regex"/> instance to find all newlines.
+        /// </summary>
+        private static readonly Regex NewLinesRegex = new("[\r\n\v]", RegexOptions.Compiled);
+
         /// <summary>
         /// Extracts the effect display name info for the current shader.
         /// </summary>
@@ -53,8 +59,11 @@ private static bool TryGetDefinedEffectDisplayName(Compilation compilation, INam
                 if (SymbolEqualityComparer.Default.Equals(attributeData.AttributeClass, effectIdAttributeSymbol) &&
                     attributeData.ConstructorArguments is [{ Value: string { Length: > 0 } value }])
                 {
+                    // Remove new lines (the values cannot span multiple lines in XML)
+                    string singleLineValue = NewLinesRegex.Replace(value, string.Empty);
+
                     // Make sure to escape any invalid XML characters
-                    string escapedValue = SecurityElement.Escape(value);
+                    string escapedValue = SecurityElement.Escape(singleLineValue);
 
                     // Trim the display name as well
                     if (escapedValue.AsSpan().Trim() is { Length: > 0 } trimmedValue)