Excel MCP Server (uses Excel App, 100% Compatibility)

namespace Sbroenne.ExcelMcp.Core.Attributes; /// <summary> /// Indicates that this parameter can be provided either as a direct value or via a file path. /// The generator will create two parameters in MCP/CLI: the base param and a file param. /// Example: [FileOrValue] string mCode → generates mCode + mCodeFile parameters /// </summary> [AttributeUsage(AttributeTargets.Parameter, AllowMultiple = false, Inherited = false)] public sealed class FileOrValueAttribute : Attribute { /// <summary> /// The suffix to use for the file parameter. Default is "File". /// Example: mCode with suffix "File" → mCodeFile /// </summary> public string FileSuffix { get; } /// <summary> /// Creates a FileOrValue attribute with default "File" suffix. /// </summary> public FileOrValueAttribute() : this("File") { } /// <summary> /// Creates a FileOrValue attribute with a custom suffix. /// </summary> /// <param name="fileSuffix">Suffix for the file parameter name</param> public FileOrValueAttribute(string fileSuffix) { FileSuffix = fileSuffix ?? throw new ArgumentNullException(nameof(fileSuffix)); } }