Windows Diagnostics MCP Server

Instructions

Implementation Reference

• src/tools/registry.ts:87-100 (handler)

  The main handler function that runs a PowerShell script to find orphaned registry entries and returns formatted markdown results.

    export async function findOrphanedEntries() {
      const result = await runPowerShellScript(REGISTRY_SCRIPT, { FindOrphaned: true, JsonOutput: true }) as AllTypes.RegistryDiagnosticResults;
      return {
        content: [
          {
            type: 'text',
            text: `# Orphaned Registry Entries
  
  ${result.OrphanedEntries && result.OrphanedEntries.length > 0 ? result.OrphanedEntries.map(o => `- **Path**: ${o.Path}
    **Type**: ${o.Type}`).join('\n\n') : 'No orphaned entries found.'}`,
          },
        ],
      };
    }

• src/index.ts:153-160 (schema)

  Tool schema definition in the ListTools response, including name, description, and empty input schema (no parameters required).

  {
    name: 'find_orphaned_entries',
    description: 'Find orphaned registry entries pointing to non-existent files',
    inputSchema: {
      type: 'object',
      properties: {},
    }
  },

• src/index.ts:555-556 (registration)

  Dispatch/registration of the tool handler in the CallToolRequestSchema switch statement, calling registry.findOrphanedEntries().

  case 'find_orphaned_entries':
    return await registry.findOrphanedEntries();