b30c71d30a
Spec: the complete environment goes to the SDK with InheritEnvironmentVariables=false instead of nulls; the cache key also covers cwd and prefix.
41 lines
1.5 KiB
C#
41 lines
1.5 KiB
C#
using System.Text.RegularExpressions;
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namespace Volcanic.AgenticCore.Extensions.Mcp;
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/// <summary>
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/// Exposed tool names: <c>prefix + mcpName</c>, characters outside <c>[A-Za-z0-9_-]</c> replaced by <c>_</c>, at most 48
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/// characters so the Claude Code provider's <c>ToolCatalog</c> keeps them readable, duplicates suffixed <c>_2</c>, <c>_3</c>.
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/// </summary>
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internal static partial class ToolNaming
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{
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public const int MaxLength = 48;
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public static string Sanitize(string? prefix, string mcpName)
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{
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var name = InvalidCharacters().Replace((prefix ?? "") + mcpName, "_");
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if (name.Length == 0) name = "tool";
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return name.Length > MaxLength ? name[..MaxLength] : name;
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}
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public static IReadOnlyList<string> Expose(IReadOnlyList<string> mcpNames, string? prefix)
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{
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var used = new HashSet<string>(StringComparer.Ordinal);
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var result = new List<string>(mcpNames.Count);
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foreach (var mcpName in mcpNames)
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{
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var baseName = Sanitize(prefix, mcpName);
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var name = baseName;
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for (var n = 2; !used.Add(name); n++)
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{
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var suffix = $"_{n}";
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name = (baseName.Length + suffix.Length > MaxLength ? baseName[..(MaxLength - suffix.Length)] : baseName) + suffix;
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}
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result.Add(name);
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}
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return result;
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}
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[GeneratedRegex("[^A-Za-z0-9_-]")]
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private static partial Regex InvalidCharacters();
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}
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