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SEP-1036: URL Elicitation (#1105)

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Nate Barbettini 2025-11-18 02:53:15 -08:00 • committed by GitHub
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1 changed files with 3532 additions and 226 deletions
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19
src/examples/client/simpleStreamableHttp.ts
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@ -17,7 +17,9 @@ import {
ElicitRequestSchema,
ResourceLink,
ReadResourceRequest,
ReadResourceResultSchema
ReadResourceResultSchema,
ErrorCode,
McpError
} from '../../types.js';
import { getDisplayName } from '../../shared/metadataUtils.js';
import { Ajv } from 'ajv';
@ -60,7 +62,7 @@ function printHelp(): void {
console.log(' call-tool <name> [args] - Call a tool with optional JSON arguments');
console.log(' greet [name] - Call the greet tool');
console.log(' multi-greet [name] - Call the multi-greet tool with notifications');
console.log(' collect-info [type] - Test elicitation with collect-user-info tool (contact/preferences/feedback)');
console.log(' collect-info [type] - Test form elicitation with collect-user-info tool (contact/preferences/feedback)');
console.log(' start-notifications [interval] [count] - Start periodic notifications');
console.log(' run-notifications-tool-with-resumability [interval] [count] - Run notification tool with resumability');
console.log(' list-prompts - List available prompts');
@ -211,7 +213,7 @@ async function connect(url?: string): Promise<void> {
console.log(`Connecting to ${serverUrl}...`);
try {
// Create a new client with elicitation capability
// Create a new client with form elicitation capability
client = new Client(
{
name: 'example-client',
@ -219,7 +221,9 @@ async function connect(url?: string): Promise<void> {
},
{
capabilities: {
elicitation: {}
elicitation: {
form: {}
}
}
}
);
@ -229,7 +233,10 @@ async function connect(url?: string): Promise<void> {
// Set up elicitation request handler with proper validation
client.setRequestHandler(ElicitRequestSchema, async request => {
console.log('\n🔔 Elicitation Request Received:');
if (request.params.mode !== 'form') {
throw new McpError(ErrorCode.InvalidParams, `Unsupported elicitation mode: ${request.params.mode}`);
}
console.log('\n🔔 Elicitation (form) Request Received:');
console.log(`Message: ${request.params.message}`);
console.log('Requested Schema:');
console.log(JSON.stringify(request.params.requestedSchema, null, 2));
@ -610,7 +617,7 @@ async function callMultiGreetTool(name: string): Promise<void> {
}
async function callCollectInfoTool(infoType: string): Promise<void> {
console.log(`Testing elicitation with collect-user-info tool (${infoType})...`);
console.log(`Testing form elicitation with collect-user-info tool (${infoType})...`);
await callTool('collect-user-info', { infoType });
}