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w.object({mode:w.enum(["auto","required","none"]).optional()}),tE=w.object({type:w.literal("tool_result"),toolUseId:w.string().describe("The 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1if(e!==r.era)return void this._onerror(Error(`Era mismatch on inbound notification '${o.method}': classified as ${e} but this instance serves ${r.era}`))}if(rN(o.method)&&!r.hasNotificationMethod(o.method))return;let i=this._notificationHandlers.get(o.method),n=this.fallbackNotificationHandler;(void 0!==i||void 0!==n)&&Promise.resolve().then(()=>void 0===i?n(o):i(o,r)).catch(e=>this._onerror(Error(`Uncaught error in notification handler: ${e}`)))}_onrequest(e,t){var o;let{message:r,lifted:i}=ig(e,"request"),n=this._negotiatedWireCodec();if(t?.classification===void 0&&"drop"===this._shouldDropInbound(e))return void this._onerror(Error(`Dropped inbound request '${e.method}': not servable on this connection's protocol era`));let a=this._transport,s=(e,t,o)=>{let i={jsonrpc:"2.0",id:r.id,error:{code:e,message:t,...void 0!==o&&{data:o}}};a?.send(i).catch(e=>this._onerror(Error(`Failed to send an error response: ${e}`)))};if(t?.classification!==void 0){let e=r$(t.classification);if(e!==n.era){this._onerror(Error(`Era mismatch on inbound request '${r.method}': classified as ${e} but this instance serves ${n.era}`));let o=t.classification.revision??e;s(rd.UnsupportedProtocolVersion,`Unsupported protocol version: ${o}`,{supported:this._supportedProtocolVersions,requested:o});return}}if(rM(r.method)&&!n.hasRequestMethod(r.method))return void s(rd.MethodNotFound,"Method not found");let l=this._requestHandlers.get(r.method)??this.fallbackRequestHandler;if(void 0===l)return void s(rd.MethodNotFound,"Method not found");let c=n.checkInboundEnvelope(i);if(void 0!==c)return void s(rd.InvalidParams,c);let u=(e,t)=>this._notificationViaCodec(this._resolveOutboundCodec(e.method),e,{...t,relatedRequestId:r.id}),d=(e,t,o)=>this._requestWithSchemaViaCodec(this._resolveOutboundCodec(e.method),e,t,{...o,relatedRequestId:r.id}),p=new AbortController;this._requestHandlerAbortControllers.set(r.id,p);let h=void 0===i.inputResponses?void 0:function(e){let t={},o=[];if(!iw(e))return{accepted:t,droppedKeys:o};for(let[r,i]of Object.entries(e)){if(!iw(i)||"method"in i||"result"in i){o.push(r);continue}t[r]=i}return{accepted:t,droppedKeys:o}}(i.inputResponses),m={sessionId:a?.sessionId,mcpReq:{id:r.id,method:r.method,_meta:r.params?._meta,...void 0!==i.envelope&&{envelope:i.envelope},...void 0!==h&&{inputResponses:h.accepted},...void 0!==h&&h.droppedKeys.length>0&&{droppedInputResponseKeys:h.droppedKeys},requestState:void 0===i.requestState?iv:(o=i.requestState,()=>o),signal:p.signal,send:(e,t,o)=>{let r=this._resolveOutboundCodec(e.method);if(this._assertOutboundRequestInEra(r,e.method),r9(t))return d(e,t,o);let i=iS(r,e.method);if(void 0===i)throw TypeError(`'${e.method}' is not a spec method; pass a result schema as the second argument to ctx.mcpReq.send().`);return d(e,i,t)},notify:u},http:t?.authInfo?{authInfo:t.authInfo}:void 0},f=this.buildContext(m,t);Promise.resolve().then(()=>l(r,f)).then(async e=>{let t;if(p.signal.aborted)return;try{t=n.encodeResult(r.method,e,this._outboundServerInfo())}catch(e){this._onerror(Error(`Failed to encode result for ${r.method}: ${e}`)),s(rd.InternalError,"Internal error");return}let o={result:t,jsonrpc:"2.0",id:r.id};await a?.send(o)},async e=>{if(p.signal.aborted)return;let t=Number.isSafeInteger(e.code)?e.code:rd.InternalError,o={jsonrpc:"2.0",id:r.id,error:{code:n.encodeErrorCode(t),message:e.message??"Internal error",...void 0!==e.data&&{data:e.data}}};await a?.send(o)}).catch(e=>this._onerror(Error(`Failed to send response: ${e}`))).finally(()=>{this._requestHandlerAbortControllers.get(r.id)===p&&this._requestHandlerAbortControllers.delete(r.id)})}_onprogress(e){let{progressToken:t,...o}=e.params,r=Number(t),i=this._progressHandlers.get(r);if(!i)return void this._onerror(Error(`Received a progress notification for an unknown token: ${JSON.stringify(e)}`));let n=this._responseHandlers.get(r),a=this._timeoutInfo.get(r);if(a&&n&&a.resetTimeoutOnProgress)try{this._resetTimeout(r)}catch(e){this._responseHandlers.delete(r),this._progressHandlers.delete(r),this._cleanupTimeout(r),n(e);return}i(o)}_onresponse(e){let t=Number(e.id),o=this._responseHandlers.get(t);

1void 0===o?this._onerror(Error(`Received a response for an unknown message ID: ${JSON.stringify(e)}`)):(this._responseHandlers.delete(t),this._cleanupTimeout(t),this._progressHandlers.delete(t),o(rz(e)?e:rp.fromError(e.error.code,e.error.message,e.error.data)))}get transport(){return this._transport}async close(){await this._transport?.close()}request(e,t,o){let r=this._resolveOutboundCodec(e.method);if(this._assertOutboundRequestInEra(r,e.method),r9(t))return this._requestWithSchemaViaCodec(r,e,t,o);let i=iS(r,e.method);if(void 0===i)throw TypeError(`'${e.method}' is not a spec method; pass a result schema as the second argument to request().`);return this._requestWithSchemaViaCodec(r,e,i,t)}_negotiatedWireCodec(){return rO(this._negotiatedProtocolVersion)}_wireCodec(){return this._negotiatedWireCodec()}_resolveOutboundCodec(e){if(void 0===this._negotiatedProtocolVersion){let t=function(e){switch(e){case"initialize":case"notifications/initialized":return rO(void 0);case"server/discover":return rO(rj);default:return}}(e);if(t)return t}return this._negotiatedWireCodec()}_assertOutboundRequestInEra(e,t){if(rM(t)&&!e.hasRequestMethod(t))throw new oD(oz.MethodNotSupportedByProtocolVersion,`Method '${t}' is not supported by the negotiated protocol version (wire era ${e.era})`,{method:t,era:e.era})}_requestWithSchema(e,t,o){let r=this._resolveOutboundCodec(e.method);return this._assertOutboundRequestInEra(r,e.method),this._requestWithSchemaViaCodec(r,e,t,o)}_requestWithSchemaViaCodec(e,t,o,r){let i,n,{relatedRequestId:a,resumptionToken:s,onresumptiontoken:l,headers:c}=r??{},u=Date.now();return new Promise((d,p)=>{let h=e=>{p(e)};if(!this._transport)return void h(Error("Not connected"));if(this._options?.enforceStrictCapabilities===!0)try{this.assertCapabilityForMethod(t.method)}catch(e){h(e);return}if(r?.signal?.aborted){let e=r.signal.reason;throw e instanceof oD?e:new oD(oz.RequestTimeout,String(e))}let m=e.era===rj&&!0===this._transport.hasPerRequestStream?new AbortController:void 0,f=this._requestMessageId++;n=f;let g={...t,jsonrpc:"2.0",id:f};r?.onprogress&&(this._progressHandlers.set(f,r.onprogress),g.params={...t.params,_meta:{...t.params?._meta,progressToken:f}});let S=this._envelopeOutbound(g),v=!1,b=e=>{v||(this._progressHandlers.delete(f),void 0===m?this._transport?.send(this._envelopeOutbound({jsonrpc:"2.0",method:"notifications/cancelled",params:{requestId:f,reason:String(e)}}),{relatedRequestId:a,resumptionToken:s,onresumptiontoken:l}).catch(e=>this._onerror(Error(`Failed to send cancellation: ${e}`))):m.abort(),p(e instanceof oD?e:new oD(oz.RequestTimeout,String(e))))};this._responseHandlers.set(f,i=>{let n;if(!r?.signal?.aborted){if(v=!0,i instanceof Error)return p(i);try{n=e.decodeResult(t.method,i.result)}catch(e){return p(e instanceof Error?e:Error(String(e)))}if("invalid"===n.kind)return p(n.error);if("input_required"===n.kind){var a;return r?.allowInputRequired===!0?d({resultType:"input_required",inputRequests:(a=n).inputRequests,...void 0!==a.requestState&&{requestState:a.requestState}}):d(this._resolveNonCompleteResult(n,{codec:e,request:t,resultSchema:o,options:r,flowStartedAt:u,retry:(r,i)=>this._requestWithSchemaViaCodec(e,void 0===r?{method:t.method}:{method:t.method,params:r},o,i)}))}r5(o,n.result).then(e=>{e.success?d(e.data):p(new oD(oz.InvalidResult,`Invalid result for ${t.method}: ${e.error}`))},p)}}),i=()=>b(r?.signal?.reason),r?.signal?.addEventListener("abort",i,{once:!0});let y=r?.timeout??6e4;this._setupTimeout(f,y,r?.maxTotalTimeout,()=>b(new oD(oz.RequestTimeout,"Request timed out",{timeout:y})),r?.resetTimeoutOnProgress??!1),this._transport.send(S,{relatedRequestId:a,resumptionToken:s,onresumptiontoken:l,headers:c,requestSignal:m?.signal}).catch(e=>{this._progressHandlers.delete(f),p(e)})}).finally(()=>{i&&r?.signal?.removeEventListener("abort",i),void 0!==n&&(this._responseHandlers.delete(n),this._cleanupTimeout(n))})}async notification(e,t){return this._notificationViaCodec(this._resolveOutboundCodec(e.method),e,t)}async _notificationViaCodec(e,t,o){if(!this._transport)throw new oD(oz.NotConnected,"Not connected");if(rN(t.method)&&!e.hasNotificationMethod(t.method))throw new oD(oz.MethodNotSupportedByProtocolVersion,`Notification '${t.method}' is not supported by the negotiated protocol version (wire era ${e.era})`,{method:t.method,era:e.era});this.assertNotificationCapability(t.method);let r=this._envelopeOutbound({jsonrpc:"2.0",...t});if((this._options?.debouncedNotificationMethods??[]).includes(t.method)&&!t.params&&!o?.relatedRequestId){if

1(this._pendingDebouncedNotifications.has(t.method))return;this._pendingDebouncedNotifications.add(t.method),Promise.resolve().then(()=>{this._pendingDebouncedNotifications.delete(t.method),this._transport&&this._transport?.send(r,o).catch(e=>this._onerror(e))});return}await this._transport.send(r,o)}setRequestHandler(e,t,o){let r;if(this.assertRequestHandlerCapability(e),"function"==typeof t){if(!rM(e))throw TypeError(`'${e}' is not a spec request method; pass schemas as the second argument to setRequestHandler().`);r=(o,r)=>{let i=this._negotiatedWireCodec(),n=i.validateRequest(e,o);if(n.ok||"not-in-era"!==n.reason||(n=i.validateInputRequest(e,o)),!n.ok){if("not-in-era"===n.reason)throw new rp(rd.InternalError,`No wire schema for ${e} in the resolved era`);throw Error(n.message)}return Promise.resolve(t(n.value,r))}}else if(o)r=async(r,i)=>{let n=await r5(t.params,{...r.params});if(!n.success)throw new rp(rd.InvalidParams,`Invalid params for ${e}: ${n.error}`);return o(n.data,i)};else throw TypeError("setRequestHandler: handler is required");this._requestHandlers.set(e,this._wrapHandler(e,r))}_wrapHandler(e,t){return t}_outboundServerInfo(){}removeRequestHandler(e){this._requestHandlers.delete(e)}assertCanSetRequestHandler(e){if(this._requestHandlers.has(e))throw Error(`A request handler for ${e} already exists, which would be overridden`)}setNotificationHandler(e,t,o){if("function"==typeof t){if(!rN(e))throw TypeError(`'${e}' is not a spec notification method; pass schemas as the second argument to setNotificationHandler().`);this._notificationHandlers.set(e,(o,r)=>{let i=r.validateNotification(e,o);if(!i.ok){if("not-in-era"===i.reason)throw new rp(rd.InternalError,`No wire schema for ${e} in the resolved era`);throw Error(i.message)}return Promise.resolve(t(i.value))});return}if(!o)throw TypeError("setNotificationHandler: handler is required");this._notificationHandlers.set(e,async r=>{let i=await r5(t.params,{...r.params});if(!i.success)throw new rp(rd.InvalidParams,`Invalid params for notification ${e}: ${i.error}`);await o(i.data,r)})}removeNotificationHandler(e){this._notificationHandlers.delete(e)}};function iy(e){return null!==e&&"object"==typeof e&&!Array.isArray(e)}function i_(e,t){let o={...e};for(let e in t){let r=t[e];if(void 0===r)continue;let i=o[e];o[e]=iy(i)&&iy(r)?{...i,...r}:r}return o}function iw(e){return"object"==typeof e&&null!==e&&!Array.isArray(e)}function iR(e){throw new oD(oz.SendFailed,`ctx.mcpReq.${e} is not available while fulfilling an embedded input request: the request is fulfilled locally and has no related peer request`)}async function iC(e,t,o,r,i){var n;if(!iw(r)||"string"!=typeof r.method)throw new oD(oz.InvalidResult,`Invalid input request '${o}': each inputRequests entry must be an embedded request object with a method`,{key:o});let a=r.method;if(!t.hasInputRequestMethod(a))throw new oD(oz.InvalidResult,`Invalid input request '${o}': '${a}' is not an embedded request the ${t.era} revision defines (expected elicitation/create, sampling/createMessage, or roots/list)`,{key:o,method:a});let s=e.getRequestHandler(a);if(void 0===s)throw new oD(oz.CapabilityNotSupported,`Cannot fulfil input request '${o}': no handler is registered for '${a}' on this client. Declare the corresponding capability and register a handler, or handle input_required results manually.`,{key:o,method:a});let l=iw(r.params)?r.params:void 0;return await s({jsonrpc:"2.0",id:o,method:a,...void 0!==l&&{params:l}},e.buildContext({sessionId:e.sessionId,mcpReq:{id:o,method:a,_meta:l?._meta,requestState:(n=void 0,()=>n),signal:i,send:()=>iR("send"),notify:()=>iR("notify")}}))}function ik(e,t,o,r){let{codec:i,request:n,options:a,flowStartedAt:s}=r,l={inputRequests:o.inputRequests,...void 0!==o.requestState&&{requestState:o.requestState}};return is({config:t,method:n.method,originalParams:n.params,firstPayload:l,flowStartedAt:s,signal:a?.signal,requestOptions:{...a?.timeout!==void 0&&{timeout:a.timeout},...a?.maxTotalTimeout!==void 0&&{maxTotalTimeout:a.maxTotalTimeout},...a?.onprogress!==void 0&&{onprogress:a.onprogress}},hooks:{dispatchInputRequest:(t,o,r)=>iC(e,i,t,o,r),retry:(e,t)=>r.retry(e,{...a?.signal!==void 0&&{signal:a.signal},...a?.onprogress!==void 0&&{onprogress:a.onprogress},...a?.resetTimeoutOnProgress!==void 0&&{resetTimeoutOnProgress:a.resetTimeoutOnProgress},...a?.headers!==void 0&&{headers:a.headers},...void 0!==t.timeout&&{timeout:t.timeout},...void 0!==t.maxTotalTimeout&&{maxTotalTimeout:t.maxTotalTimeout},allowInputRequired:!0})}})}var ix=((e,t,o)=>{if(t&&"object"==typeof t||"function"==typeof t)for(var r,i=m(t),n=0,a=i.length;n<a;n++)r=i[n],g.call(e,r)||void 0===r||p(e,r,{get:(e=>t[e]).bind(null,r),enumerable:!(o=h(t,r))||o.enumerable});return e})(p(null!=(c=(s=e=>{var t=/; *([!#$%&'*+.^_`|~0-9A-Za-z-]+) *= *("(?:[\u000b\u0020\u0021\u0023-\u005b\u

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12var nW=class extends Error{static{Object.defineProperty(this,"mcpBrand",{value:"mcp.UnauthorizedError"})}static[Symbol.hasInstance](e){return oA(this,e)}static isInstance(e){if("function"!=typeof this)throw TypeError("isInstance must be called on the class (e.g. `SdkError.isInstance(value)`); for callbacks use `v => SdkError.isInstance(v)`");return oA(this,e)}constructor(e){super(e??"Unauthorized"),this.name="UnauthorizedError",oL(this,new.target)}};function nB(e){return e?.authorization_response_iss_parameter_supported===!0}function nJ({iss:e,expectedIssuer:t,issParameterSupported:o}){if(void 0!==t){if(void 0===e){if(o)throw new nA("authorization_response",t,void 0);return}if(e!==t)throw new nA("authorization_response",t,e)}}function nG(...e){let t=new Set;for(let o of e)if(o)for(let e of o.split(/\s+/))e&&t.add(e);return t.size>0?[...t].join(" "):void 0}async function nK(e,t,o,r,i){if("string"==typeof e)return{authorizationCode:e,iss:t};let n=e.get("iss")??void 0,a=e.get("code");if(a)return{authorizationCode:a,iss:n};let s=(await o.discoveryState?.())?.authorizationServerMetadata;if(!s)try{s=(await ao(r,i)).authorizationServerMetadata}catch{s=void 0}if(!s)throw new nW("Authorization callback failed and the issuer could not be verified");nJ({iss:n,expectedIssuer:s.issuer,issParameterSupported:nB(s)});let l=e.get("error");if(l)throw new oU(l,e.get("error_description")??l,e.get("error_uri")??void 0);throw new nW("Authorization callback contained neither `code` nor `error`")}let nX="code",nY="S256";function nQ(e){return"localhost"===e||"127.0.0.1"===e||"[::1]"===e||"::1"===e}async function n0(e){let t=e instanceof Response?e.status:void 0,o=e instanceof Response?await e.text():e;try{let e=oT.parse(JSON.parse(o));return oU.fromResponse(e)}catch(r){let e=`${t?`HTTP ${t}: `:""}Invalid OAuth error response: ${r}. Raw body: ${o}`;return new oU(oZ.ServerError,e)}}async function n1(e,t){try{return await n2(e,t)}catch(o){if(o instanceof oU){if(o.code===oZ.InvalidClient||o.code===oZ.UnauthorizedClient)return await e.invalidateCredentials?.("client"),await e.invalidateCredentials?.("tokens"),await n2(e,t);else if(o.code===oZ.InvalidGrant)return await e.invalidateCredentials?.("tokens"),await n2(e,t)}throw o}}async function n2(e,{serverUrl:t,authorizationCode:o,iss:r,scope:i,resourceMetadataUrl:n,fetchFn:a,skipIssuerMetadataValidation:s,forceReauthorization:l}){let c,u,d,p,h,m={...h=e.clientMetadata,grant_types:h.grant_types??(void 0===e.redirectUrl?void 0:["authorization_code","refresh_token"]),application_type:h.application_type??function(e){for(let t of e??[]){let e;try{e=new URL(t)}catch{continue}if("http:"!==e.protocol&&"https:"!==e.protocol||nQ(e.hostname))return"native"}return"web"}(h.redirect_uris)},f=await e.discoveryState?.(),g=n;if(!g&&f?.resourceMetadataUrl&&(g=new URL(f.resourceMetadataUrl)),f?.authorizationServerUrl){if(u=f.authorizationServerUrl,c=f.resourceMetadata,d=f.authorizationServerMetadata??await at(u,{fetchFn:a,skipIssuerValidation:s}),!c)try{c=await n5(t,{resourceMetadataUrl:g},a)}catch(e){if(e instanceof TypeError)throw e}(d!==f.authorizationServerMetadata||c!==f.resourceMetadata)&&await e.saveDiscoveryState?.({authorizationServerUrl:String(u),resourceMetadataUrl:g?.toString(),resourceMetadata:c,authorizationServerMetadata:d})}else{let e=await ao(t,{resourceMetadataUrl:g,fetchFn:a,skipIssuerMetadataValidation:s});u=e.authorizationServerUrl,d=e.authorizationServerMetadata,c=e.resourceMetadata,p={authorizationServerUrl:String(u),resourceMetadataUrl:g?.toString(),resourceMetadata:c,authorizationServerMetadata:d}}let S=d?.issuer??String(u),v={issuer:S};if(await e.saveAuthorizationServerUrl?.(S),void 0!==o){let t=f?.authorizationServerMetadata?.issuer??f?.authorizationServerUrl;if(void 0===t){if(void 0!==e.saveDiscoveryState)throw new nz("discoveryState was not available on the callback leg; ensure your provider persists discoveryState alongside codeVerifier",S);console.warn("[mcp-sdk] OAuthClientProvider does not implement saveDiscoveryState()/discoveryState(); the SEP-2352 callback-leg authorization-server binding cannot be checked. Implement discoveryState (persist alongside co

12deVerifier) — see docs/migration/upgrade-to-v2.md §SEP-2352.")}else if(!nH(t,S))throw new nz(t,S)}p&&await e.saveDiscoveryState?.(p);let b=await n9(t,e,c);b&&await e.saveResourceUrl?.(String(b));let y=function(e){let{requestedScope:t,resourceMetadata:o,authServerMetadata:r,clientMetadata:i}=e,n=t||o?.scopes_supported?.join(" ")||i.scope;return n&&r?.scopes_supported?.includes("offline_access")&&!n.split(" ").includes("offline_access")&&i.grant_types?.includes("refresh_token")&&(n=`${n} offline_access`),n}({requestedScope:i,resourceMetadata:c,authServerMetadata:d,clientMetadata:e.clientMetadata}),_=await Promise.resolve(e.clientInformation(v)),w=nV(_,S,{canPersistStamp:void 0!==e.saveClientInformation});if(void 0===w&&_?.issuer&&void 0===e.saveClientInformation)throw new nz(_.issuer,S);if(w&&void 0===w.issuer&&(w={...w,issuer:S},await e.saveClientInformation?.(w,v)),!w){if(void 0!==o)throw Error("Existing OAuth client information is required when exchanging an authorization code");let t=d?.client_id_metadata_document_supported===!0,r=e.clientMetadataUrl;if(r&&!n4(r))throw new oU(oZ.InvalidClientMetadata,`clientMetadataUrl must be a valid HTTPS URL with a non-root pathname, got: ${r}`);if(t&&r)w={client_id:r,issuer:S},await e.saveClientInformation?.(w,v);else{if(!e.saveClientInformation)throw Error("OAuth client information must be saveable for dynamic registration");w={...await as(u,{metadata:d,clientMetadata:m,scope:y,fetchFn:a}),issuer:S},await e.saveClientInformation(w,v)}}let R=!e.redirectUrl;if(void 0!==o||R){void 0!==o&&nJ({iss:r,expectedIssuer:d?.issuer,issParameterSupported:nB(d)});let t=await aa(e,u,{metadata:d,resource:b,authorizationCode:o,iss:r,scope:y,fetchFn:a});return await e.saveTokens({...t,issuer:S},v),"AUTHORIZED"}let C=nV(await e.tokens(v),S);if(C&&void 0===C.issuer&&(C={...C,issuer:S},await e.saveTokens(C,v)),C?.refresh_token&&!l)try{let t=await an(u,{metadata:d,clientInformation:w,refreshToken:C.refresh_token,resource:b,addClientAuthentication:e.addClientAuthentication,fetchFn:a});return await e.saveTokens({...t,issuer:S},v),"AUTHORIZED"}catch(e){if(e instanceof nU||e instanceof oU&&e.code!==oZ.ServerError)throw e}let k=e.state?await e.state():void 0,{authorizationUrl:x,codeVerifier:T}=await ar(u,{metadata:d,clientInformation:w,state:k,redirectUrl:e.redirectUrl,scope:y,resource:b});return await e.saveCodeVerifier(T),await e.redirectToAuthorization(x),"REDIRECT"}function n4(e){if(!e)return!1;try{let t=new URL(e);return"https:"===t.protocol&&"/"!==t.pathname}catch{return!1}}async function n9(e,t,o){let r=oH(e);if(t.validateResourceURL)return await t.validateResourceURL(r,o?.resource);if(o){if(!oF({requestedResource:r,configuredResource:o.resource}))throw Error(`Protected resource ${o.resource} does not match expected ${r} (or origin)`);return new URL(o.resource)}}function n6(e){let t,o=e.headers.get("WWW-Authenticate");if(!o)return{};let[r,i]=o.split(" ");if(r?.toLowerCase()!=="bearer"||!i)return{};let n=n3(e,"resource_metadata")||void 0;if(n)try{t=new URL(n)}catch{}let a=n3(e,"scope")||void 0;return{resourceMetadataUrl:t,scope:a,error:n3(e,"error")||void 0,errorDescription:n3(e,"error_description")||void 0}}function n3(e,t){let o=e.headers.get("WWW-Authenticate");if(!o)return null;let r=new RegExp(String.raw`${t}=(?:"([^"]+)"|([^\s,]+))`),i=o.match(r);if(i){let e=i[1]||i[2];if(e)return e}return null}async function n5(e,t,o=fetch){let r=await ae(e,"oauth-protected-resource",o,{protocolVersion:t?.protocolVersion,metadataUrl:t?.resourceMetadataUrl});if(!r||404===r.status)throw await r?.text?.().catch(()=>{}),Error("Resource server does not implement OAuth 2.0 Protected Resource Metadata.");if(!r.ok)throw await r.text?.().catch(()=>{}),Error(`HTTP ${r.status} trying to load well-known OAuth protected resource metadata.`);return o_.parse(await r.json())}async function n8(e,t,o=fetch){try{return await o(e,{headers:t})}catch(r){if(!(r instanceof TypeError))throw r;if(t)try{return await o(e,{})}catch(e){if(!(e instanceof TypeError))throw e}return}}async function n7(e,t,o=fetch){return await n8(e,{"MCP-Protocol-Version":t},o)}async function ae(e,t,o,r){var i,n;let a,s=new URL(e),l=r?.protocolVersion??T;r?.metadataUrl?a=new URL(r.metadataUrl):(a=new URL(function(e,t="",o={}

12){return t.endsWith("/")&&(t=t.slice(0,-1)),o.prependPathname?`${t}/.well-known/${e}`:`/.well-known/${e}${t}`}(t,s.pathname),r?.metadataServerUrl??s)).search=s.search;let c=await n7(a,l,o);return!r?.metadataUrl&&(i=c,n=s.pathname,!i||"/"!==n&&(i.status>=400&&i.status<500||502===i.status))&&(c=await n7(new URL(`/.well-known/${t}`,s),l,o)),c}async function at(e,{fetchFn:t=fetch,protocolVersion:o=T,skipIssuerValidation:r=!1}={}){let i={"MCP-Protocol-Version":o,Accept:"application/json"};for(let{url:o,type:n}of function(e){let t="string"==typeof e?new URL(e):e,o="/"!==t.pathname,r=[];if(!o)return r.push({url:new URL("/.well-known/oauth-authorization-server",t.origin),type:"oauth"},{url:new URL("/.well-known/openid-configuration",t.origin),type:"oidc"}),r;let i=t.pathname;return i.endsWith("/")&&(i=i.slice(0,-1)),r.push({url:new URL(`/.well-known/oauth-authorization-server${i}`,t.origin),type:"oauth"},{url:new URL(`/.well-known/openid-configuration${i}`,t.origin),type:"oidc"},{url:new URL(`${i}/.well-known/openid-configuration`,t.origin),type:"oidc"}),r}(e)){let a=await n8(o,i,t);if(!a)continue;if(!a.ok){if(await a.text?.().catch(()=>{}),a.status>=400&&a.status<500||502===a.status)continue;throw Error(`HTTP ${a.status} trying to load ${"oauth"===n?"OAuth":"OpenID provider"} metadata from ${o}`)}let s="oauth"===n?ow.parse(await a.json()):oC.parse(await a.json());if(!r){let t="string"==typeof e?e:e.href;if(!(s.issuer===t||t.endsWith("/")&&s.issuer===t.slice(0,-1)))throw new nA("metadata",t,s.issuer)}return s}}async function ao(e,t){let o,r;try{(o=await n5(e,{resourceMetadataUrl:t?.resourceMetadataUrl},t?.fetchFn)).authorization_servers&&o.authorization_servers.length>0&&(r=o.authorization_servers[0])}catch(e){if(e instanceof TypeError)throw e}r||(r=String(new URL("/",e)));let i=await at(r,{fetchFn:t?.fetchFn,skipIssuerValidation:t?.skipIssuerMetadataValidation});return{authorizationServerUrl:r,authorizationServerMetadata:i,resourceMetadata:o}}async function ar(e,{metadata:t,clientInformation:o,redirectUrl:r,scope:i,state:n,resource:a}){let s;if(t){if(s=new URL(t.authorization_endpoint),!t.response_types_supported.includes(nX))throw Error(`Incompatible auth server: does not support response type ${nX}`);if(t.code_challenge_methods_supported&&!t.code_challenge_methods_supported.includes(nY))throw Error(`Incompatible auth server: does not support code challenge method ${nY}`)}else s=new URL("/authorize",e);let l=await i9(),c=l.code_verifier,u=l.code_challenge;return s.searchParams.set("response_type",nX),s.searchParams.set("client_id",o.client_id),s.searchParams.set("code_challenge",u),s.searchParams.set("code_challenge_method",nY),s.searchParams.set("redirect_uri",String(r)),n&&s.searchParams.set("state",n),i&&s.searchParams.set("scope",i),i?.split(" ").includes("offline_access")&&s.searchParams.append("prompt","consent"),a&&s.searchParams.set("resource",a.href),{authorizationUrl:s,codeVerifier:c}}async function ai(e,{metadata:t,tokenRequestParams:o,clientInformation:r,addClientAuthentication:i,resource:n,fetchFn:a}){var s,l;let c,u=function(e){let t=new URL(String(e));if("https:"!==t.protocol&&!nQ(t.hostname))throw new nU(t.href);return t}(t?.token_endpoint??new URL("/token",e)),d=new Headers({"Content-Type":"application/x-www-form-urlencoded",Accept:"application/json"});n&&o.set("resource",n.href),i?await i(d,o,u,t):r&&function(e,t,o,r){let{client_id:i,client_secret:n}=t;switch(e){case"client_secret_basic":var a,s,l,c,u=i,d=n,p=o;if(!d)throw Error("client_secret_basic authentication requires a client_secret");let h=btoa(`${u}:${d}`);p.set("Authorization",`Basic ${h}`);return;case"client_secret_post":a=i,s=n,(l=r).set("client_id",a),s&&l.set("client_secret",s);return;case"none":c=i,r.set("client_id",c);return;default:throw Error(`Unsupported client authentication method: ${e}`)}}((s=r,l=t?.token_endpoint_auth_methods_supported??[],c=void 0!==s.client_secret,"token_endpoint_auth_method"in s&&s.token_endpoint_auth_method&&["client_secret_basic","client_secret_post","none"].includes(s.token_endpoint_auth_method)&&(0===l.length||l.includes(s.token_endpoint_auth_method))?s.token_endpoint_auth_method:0===l.length?c?"client_secret_basic":"none":c&&l.includes("client_secret_basic")?"client_secret_basic":c&&l.includes("client_secret_post")?"client_secret_post":l.includes("none")?"none":c?"client_secret_post":"none"),r,d,o);let p=await (a??fetch)(u,{method:"POST",headers:d,body:o});if(!p.ok)throw await n0(p);let h=await p.json();try{return ok.parse(h)}catch(e){if("object"==typeof h&&null!==h&&"error"in h)throw await n0(JSON.stringify(h));throw e}}async function an(e,{metadata:t,clientInformation:o,refreshToken:r,resource:i,addClientAuthentication:n,fetchFn:a}){return{refresh_token:r,...await ai(e,{metadata:t,tokenRequestParam

12s:new URLSearchParams({grant_type:"refresh_token",refresh_token:r}),clientInformation:o,addClientAuthentication:n,resource:i,fetchFn:a})}}async function aa(e,t,{metadata:o,resource:r,authorizationCode:i,iss:n,scope:a,fetchFn:s}={}){let l;void 0!==i&&nJ({iss:n,expectedIssuer:o?.issuer,issParameterSupported:nB(o)});let c=a??e.clientMetadata.scope;if(e.prepareTokenRequest&&(l=await e.prepareTokenRequest(c)),!l){if(!i)throw Error("Either provider.prepareTokenRequest() or authorizationCode is required");if(!e.redirectUrl)throw Error("redirectUrl is required for authorization_code flow");l=new URLSearchParams({grant_type:"authorization_code",code:i,code_verifier:await e.codeVerifier(),redirect_uri:String(e.redirectUrl)})}let u=await e.clientInformation({issuer:o?.issuer??String(t)});return ai(t,{metadata:o,tokenRequestParams:l,clientInformation:u??void 0,addClientAuthentication:e.addClientAuthentication,resource:r,fetchFn:s})}async function as(e,{metadata:t,clientMetadata:o,scope:r,fetchFn:i}){let n;if(t){if(!t.registration_endpoint)throw Error("Incompatible auth server: does not support dynamic client registration");n=new URL(t.registration_endpoint)}else n=new URL("/register",e);let a={...o,...void 0===r?{}:{scope:r}},s=await (i??fetch)(n,{method:"POST",headers:{"Content-Type":"application/json"},body:JSON.stringify(a)});if(!s.ok)throw new nZ({status:s.status,body:await s.text(),submittedMetadata:a});return oq.parse(await s.json())}let al=new Set(["tools/list","prompts/list","resources/list","resources/templates/list","server/discover"]);var ac=class{_entries=new Map;_maxEntries;_stamp=0;_cappedSize=0;constructor(e){this._maxEntries=e?.maxEntries??512}get size(){return this._entries.size}get(e){return this._entries.get(au(e))}set(e,t){let o=au(e),r=al.has(e.method),i=!this._entries.has(o);if(!r&&i&&this._maxEntries>0&&this._cappedSize>=this._maxEntries){for(let e of this._entries.keys())if(!al.has(e.slice(0,e.indexOf("\0")))){this._entries.delete(e),this._cappedSize--;break}}let n=++this._stamp;return this._entries.set(o,{...t,stamp:n}),i&&!r&&this._cappedSize++,n}delete(e){this._entries.delete(au(e))&&!al.has(e.method)&&this._cappedSize--}evict(e){let t=`${e}\0`,o=al.has(e);for(let e of this._entries.keys())e.startsWith(t)&&(this._entries.delete(e),!o&&this._cappedSize--)}clear(){this._entries.clear(),this._cappedSize=0}};function au(e){return`${e.method}\0${JSON.stringify([e.partition??"",e.params??""])}`}function ad(e,t){return void 0===t?e:`${e}\0${t}`}var ap=class{_evictionGeneration=new Map;_toolIndex;_toolOutputValidatorIndex;_serverIdentity="";constructor(e,t,o=()=>{},r="",i=Date.now){this._store=e,this._isUserSupplied=t,this._reportError=o,this._cachePartition=r,this._now=i}now(){return this._now()}setServerIdentity(e){this._serverIdentity=e}_partitionFor(e){return JSON.stringify([this._serverIdentity,"public"===e?"":this._cachePartition])}async _probe(e,t){let o={method:e,params:t??""},r=this._partitionFor("private"),i=await this._store.get({...o,partition:r});if(void 0!==i)return i;let n=this._partitionFor("public");if(n===r)return;let a=await this._store.get({...o,partition:n});return a?.scope==="public"?a:void 0}async evict(e){this._evictionGeneration.set(e,(this._evictionGeneration.get(e)??0)+1),await this._deleteBoth(e,"")}async _deleteBoth(e,t){let o=this._partitionFor("private"),r=this._partitionFor("public");try{await this._store.delete({method:e,params:t,partition:o})}catch(e){this._reportError(e)}if(r!==o)try{await this._store.delete({method:e,params:t,partition:r})}catch(e){this._reportError(e)}}async evictKey(e,t){let o=ad(e,t),r=this._evictionGeneration.get(o);void 0!==r&&this._evictionGeneration.set(o,r+1),await this._deleteBoth(e,t)}captureGeneration(e,t){let o=ad(e,t),r=this._evictionGeneration.get(o)??0;return this._evictionGeneration.set(o,r),r}async write(e,t,o,r){if((this._evictionGeneration.get(ad(e,r?.params))??0)!==o)return;let i=r?.params??"",n=this._partitionFor("private"),a=this._partitionFor("public"),s=(r?.scope??"private")==="public"?a:n;try{await this._store.set({method:e,params:i,partition:s},{value:function(e){let t;try{t=JSON.stringify(e)}catch(e){throw TypeError(`cache value is not JSON-serializable: ${e instanceof Error?e.message:String(e)}`)}if("string"!=typeof t)throw TypeError("cache value is not JSON-serializable: it has no JSON representation");return t}(t),expiresAt:r?.expiresAt,scope:r?.scope})}catch(e){this._reportError(e)}if(a!==n)try{await this._store.delete({method:e,params:i,partition:s===n?a:n})}catch(e){this._reportError(e)}}async read(e,t){let o=await this._probe(e,t);if(o?.expiresAt!==void 0&&o.expiresAt>this.now())try{let e=JSON.parse(o.value);if("object"!=typeof e||null===e||Array.isArray(e))throw TypeError("cached document is not an object");return{value:e}}catch(o){this._reportError(o),await this._deleteBoth(e,t??"");return}}resetForReconnect(){this._isUserSupplied||this._store.clear(),this._evictionGeneration.clear(),this._toolIndex=void 0,this._toolOutputValidatorIndex=void 0,this._serverIdentity=""}async toolDefinition(e){let t=await this._probe("tools/list");if(void 0===t){this._toolIndex=void 0;return}if(this._toolIndex?.stamp!==t.stamp){let e=this._decodeListTools(t),o=new Map;if(void 0!==e)for(let t of e.tools)o.set(t.name,t);this._toolIndex={stamp:t.stamp,byName:o}}return this._toolIndex.byName.get(e)}async outputValidator(e,t){let o=await this._probe("tools/list");if(void 0===o){this._toolOutputValidatorIndex=void 0;return}if(this._toolOutputValidatorIndex?.stamp!==o.stamp){let e=this._decodeListTools(o)??{tools:[]}

12,r=new Map;for(let o of e.tools){let e=t(o);void 0!==e&&r.set(o.name,e)}this._toolOutputValidatorIndex={stamp:o.stamp,byName:r}}return this._toolOutputValidatorIndex.byName.get(e)}_decodeListTools(e){try{let t=JSON.parse(e.value);if(!Array.isArray(t?.tools)||!t.tools.every(e=>null!==e&&"object"==typeof e))throw TypeError("cached tools/list document has a malformed tools array");return t}catch(e){this._reportError(e);return}}};let ah=Symbol.for("mcp.authSeamEscape");function am(e){if("object"==typeof e&&null!==e||"function"==typeof e)try{Object.defineProperty(e,ah,{value:!0,configurable:!0})}catch{}return e}let af=new Set([-32001,-32020,-32021]);function ag(e,t){let{code:o,message:r,data:i}=e;if(-32022===o){let e=function(e){if("object"!=typeof e||null===e)return;let t=e.supported;if(Array.isArray(t)&&0!==t.length&&t.every(e=>"string"==typeof e))return t}(i);if(void 0===e)return{kind:"legacy"};let o=new rf({supported:e,requested:function(e){if("object"!=typeof e||null===e)return;let t=e.requested;return"string"==typeof t?t:void 0}(i)??t.requestedVersion},r),n=oK(e),a=t.clientModernVersions.find(e=>n.includes(e));return void 0!==a?{kind:"corrective",version:a,error:o}:n.length>0?{kind:"error",error:o}:t.fallbackAvailable?{kind:"legacy"}:{kind:"error",error:o}}return af.has(o),{kind:"legacy"}}function aS(e,t){var o,r;return"browser"===t.environment&&((o=e)instanceof TypeError||o instanceof Error&&"TypeError"===o.name)?{kind:"legacy"}:{kind:"error",error:new oD(oz.EraNegotiationFailed,`Version negotiation probe failed: ${(r=e)instanceof Error?r.message:String(r)}`,{cause:e})}}function av(){let e=globalThis;return void 0!==e.window&&void 0!==e.document?"browser":"node"}function ab(e){return"stderr"in e&&"pid"in e?"stdio":"http"}var ay=class e{_pending;_probeCounter=0;_savedOnMessage;_savedOnError;_savedOnClose;_closeDelivered=!1;constructor(e){this._transport=e,this._savedOnMessage=e.onmessage,this._savedOnError=e.onerror,this._savedOnClose=e.onclose}static async open(t){let o=new e(t);t.onmessage=e=>{let t=o._pending;if(void 0!==t&&(rz(e)||rD(e))&&e.id===t.id){o._pending=void 0,rz(e)?t.resolve({kind:"response",result:e.result}):t.resolve({kind:"response",error:e.error});return}},t.onerror=e=>{o._savedOnError?.(e)},t.onclose=()=>{let e=o._pending;void 0!==e&&(o._pending=void 0,e.resolve({kind:"closed"})),o._closeDelivered=!0,o._savedOnClose?.()};try{await t.start()}catch(e){throw o.detach(),e}return o}async exchange(e,t){let o=`server-discover-probe-${++this._probeCounter}`;return new Promise(r=>{let i=!1,n=e=>{i||(i=!0,clearTimeout(a),this._pending?.id===o&&(this._pending=void 0),r(e))},a=setTimeout(()=>n({kind:"timeout"}),t);this._pending={id:o,resolve:n},this._transport.send(e(o)).catch(e=>n({kind:"send-error",error:e}))})}detach(){if(this._pending=void 0,this._transport.onmessage=this._savedOnMessage,this._transport.onerror=this._savedOnError,this._closeDelivered&&void 0!==this._savedOnClose){let e=this._savedOnClose,t=this._transport,o=!1,r=()=>{if(!o){o=!0;return}e()};t.onclose=r,a_.set(t,()=>{t.onclose===r&&(t.onclose=e)})}else this._transport.onclose=this._savedOnClose}release(){this.detach();let e=this._transport,t=e.start,o=!0;e.start=async function(){if(o){o=!1,e.start=t;return}return t.call(e)}}};let a_=new WeakMap;function aw(e){let t=a_.get(e);a_.delete(e),t?.()}async function aR(e,t){let o,r=e.probe.timeoutMs??t.defaultTimeoutMs,i=Math.max(0,e.probe.maxRetries??0),n="pin"===e.kind?[e.version]:e.modernVersions,a="auto"===e.kind&&e.fallbackAvailable,s=await ay.open(t.transport),l=async()=>{let o=n[0],l=!1,c=i;for(;;){let i=await s.exchange(e=>{var r,i,n;return r=o,i=t.clientInfo,n=t.capabilities,{jsonrpc:"2.0",id:e,method:"server/discover",params:{_meta:rO(r).outboundEnvelope({protocolVersion:r,clientInfo:i,clientCapabilities:n})}}},r);if("timeout"===i.kind&&c>0){c--;continue}let u=function(e,t){switch(e.kind){case"response":return void 0===e.error?{kind:"result",result:e.result}:{kind:"rpc-error",...e.error};case"send-error":{let t=e.error;if(("object"==typeof t&&null!==t||"function"==typeof t)&&!0===t[ah]||t instanceof nW||t instanceof Error&&"UnauthorizedError"===t.name)return{kind:"auth-required",error:t};if(t instanceof oV){let e=t.data?.text;return{kind:"http-error",status:t.data.status,body:"string"==typeof e?e:void 0,statusText:t.data.statusText}}return{kind:"network-error",error:t}}case"closed":return{kind:"closed"};case"timeout":return{kind:"timeout",timeoutMs:t}}}(i,r),d=function(e,t){switch(e.kind){case"result":return function(e,t){let o=rO(rj).validateResult("server/discover",e);if(!o.ok)return{kind:"legacy"};let r=o.value.supportedVersions,i=t.clientModernVersions.find(e=>r.includes(e));

12return void 0!==i?{kind:"modern",version:i,discover:o.value}:t.fallbackAvailable?{kind:"legacy"}:{kind:"error",error:new rf({supported:[...r],requested:t.requestedVersion})}}(e.result,t);case"rpc-error":return ag(e,t);case"http-error":return function(e,t){if(401===e.status||403===e.status){let t=403===e.status;return{kind:"error",error:new oV(t?oz.ClientHttpForbidden:oz.ClientHttpAuthentication,`Version negotiation failed: ${t?"the server denied access (HTTP 403)":"the server requires authorization (HTTP 401)"}`,{status:e.status,statusText:e.statusText,text:e.body})}}if(e.status>=500)return{kind:"error",error:new oV(oz.EraNegotiationFailed,`Version negotiation failed: the server answered the probe with HTTP ${e.status}`,{status:e.status,statusText:e.statusText,text:e.body})};let o=function(e){let t;if(void 0===e||""===e)return;try{t=JSON.parse(e)}catch{return}if("object"!=typeof t||null===t)return;let o=t.error;if("object"!=typeof o||null===o)return;let{code:r,message:i,data:n}=o;if("number"==typeof r)return{code:r,message:"string"==typeof i?i:"",data:n}}(e.body);return void 0!==o?ag(o,t):{kind:"legacy"}}(e,t);case"network-error":return aS(e.error,t);case"auth-required":return{kind:"error",error:e.error};case"closed":if("stdio"===t.transportKind)return{kind:"legacy"};return aS(Error("Connection closed during the version negotiation probe"),t);case"timeout":if("stdio"===t.transportKind)return{kind:"legacy"};return{kind:"error",error:new oD(oz.RequestTimeout,`Version negotiation probe timed out after ${e.timeoutMs}ms`,{timeout:e.timeoutMs})}}}(u,{clientModernVersions:n,requestedVersion:o,fallbackAvailable:a,environment:t.environment,transportKind:t.transportKind});switch(d.kind){case"modern":return{era:"modern",version:d.version,discover:d.discover};case"corrective":if(l)throw d.error;l=!0,o=d.version;continue;case"legacy":{let o="closed"===u.kind?"the connection closed during the server/discover probe":void 0;if("pin"===e.kind)throw new oD(oz.EraNegotiationFailed,void 0===o?`Version negotiation failed: the server did not offer pinned protocol version ${e.version} via server/discover (no fallback in pin mode)`:`Version negotiation failed: ${o} before the server offered pinned protocol version ${e.version} (no fallback in pin mode)`);if(!e.fallbackAvailable)throw new oD(oz.EraNegotiationFailed,void 0===o?"Version negotiation failed: the server gave no modern evidence and this client supports no pre-2026-07-28 protocol version to fall back to":`Version negotiation failed: ${o} and this client supports no pre-2026-07-28 protocol version to fall back to`);if(void 0!==o&&!0!==t.disposableProbe)throw new oD(oz.EraNegotiationFailed,`Version negotiation failed: ${o} (this transport probed in place — the disposable sibling probe requires the SDK's base StdioClientTransport)`);return{era:"legacy"}}case"error":throw d.error}}};try{o=await l()}catch(e){throw s.detach(),e}return s.release(),o}async function aC(e,t,o,r){let i,n,a=new t.constructor({...o,stderr:"ignore"}),s=t.close,l=!1,c=new Promise((e,t)=>{i=()=>t(ak())});t.close=async function(){return l=!0,i?.(),s.call(t)};try{let t=aR(e,{...r,transport:a,transportKind:"stdio",disposableProbe:!0});t.catch(()=>{}),n=await Promise.race([t,c])}finally{await ax(a),t.close=s}if(l)throw ak();return n}function ak(){return new oD(oz.EraNegotiationFailed,"Version negotiation failed: the transport was closed during the server/discover probe")}async function ax(e){try{let t=e._dispose;await ("function"==typeof t?t.call(e):e.close())}catch{}}function aT(e){let t=e._meta?.[j];return ip.Implementation(t)?t:void 0}let aE={"notifications/tools/list_changed":["tools/list"],"notifications/prompts/list_changed":["prompts/list"],"notifications/resources/list_changed":["resources/list","resources/templates/list"]};var aI=class extends ib{_serverCapabilities;_serverVersion;_capabilities;_instructions;_jsonSchemaValidator;_cache;_defaultCacheTtlMs;_listMaxPages;_listChangedDebounceTimers=new Map;_listChangedConfig;_enforceStrictCapabilities;_versionNegotiation;_supportedProtocolVersionsOption;_inputRequiredDriverConfig;_listenState=new Map;_nextListenId=0;_autoOpenedSubscription;_discoverResult;_resetConnectionState(){if(this._negotiatedProtocolVersion=void 0,this._serverCapabilities=void 0,this._serverVersion=void 0,this._instructions=void 0,this._discoverResult=void 0,this._autoOpenedSubscription=void 0,this._listenState.size>0){let e=new oD(oz.ConnectionClosed,"subscriptions/listen: client reconnected or closed; subscription state from the previous connection was reset");for(let t of this._listenState.values())t.settle({cause:"remote",error:e})}for(let e of(this._listenState.clear(),this._listChangedDebounceTimers.values())

12)clearTimeout(e);this._listChangedDebounceTimers.clear(),this._cache.resetForReconnect()}async close(){try{await super.close()}finally{this._resetConnectionState()}}constructor(e,t){super(t),this._clientInfo=e,this._capabilities=t?.capabilities?{...t.capabilities}:{},this._jsonSchemaValidator=t?.jsonSchemaValidator??new iQ,this._enforceStrictCapabilities=t?.enforceStrictCapabilities??!1,this._versionNegotiation=t?.versionNegotiation,this._supportedProtocolVersionsOption=t?.supportedProtocolVersions,this._inputRequiredDriverConfig=ia(t?.inputRequired),this._cache=new ap(t?.responseCacheStore??new ac,t?.responseCacheStore!==void 0,e=>this._reportStoreError(e),t?.cachePartition??""),this._defaultCacheTtlMs=t?.defaultCacheTtlMs??0,this._listMaxPages=t?.listMaxPages??64,t?.listChanged&&(this._listChangedConfig=t.listChanged)}buildContext(e,t){return e}_shouldDropInbound(e){if(void 0!==this._negotiatedProtocolVersion&&oJ(this._negotiatedProtocolVersion)&&rZ(e))return"drop"}_outboundMetaEnvelope(){let e=this._negotiatedProtocolVersion;if(void 0!==e)return this._wireCodec().outboundEnvelope({protocolVersion:e,clientInfo:this._clientInfo,clientCapabilities:this._capabilities})}_resolveNonCompleteResult(e,t){return this._inputRequiredDriverConfig.autoFulfill?ik({getRequestHandler:e=>this._getRequestHandler(e),buildContext:e=>this.buildContext(e,void 0),sessionId:this.transport?.sessionId},this._inputRequiredDriverConfig,e,t):Promise.reject(new oD(oz.UnsupportedResultType,`Unsupported result type 'input_required' for ${t.request.method}: multi-round-trip auto-fulfilment is not enabled on this instance — pass allowInputRequired: true to handle it manually, or enable inputRequired.autoFulfill`,{resultType:"input_required",method:t.request.method}))}_setupListChangedHandlers(e){e.tools&&this._serverCapabilities?.tools?.listChanged&&this._setupListChangedHandler("tools","notifications/tools/list_changed",e.tools,async()=>(await this.listTools(void 0,{cacheMode:"refresh"})).tools),e.prompts&&this._serverCapabilities?.prompts?.listChanged&&this._setupListChangedHandler("prompts","notifications/prompts/list_changed",e.prompts,async()=>(await this.listPrompts(void 0,{cacheMode:"refresh"})).prompts),e.resources&&this._serverCapabilities?.resources?.listChanged&&this._setupListChangedHandler("resources","notifications/resources/list_changed",e.resources,async()=>(await this.listResources(void 0,{cacheMode:"refresh"})).resources)}registerCapabilities(e){if(this.transport)throw Error("Cannot register capabilities after connecting to transport");this._capabilities=i_(this._capabilities,e)}setVersionNegotiation(e){if(this.transport)throw Error("Cannot configure version negotiation after connecting to transport");this._versionNegotiation=e}_wrapHandler(e,t){return"elicitation/create"===e?async(e,o)=>{let r=rO(this._negotiatedProtocolVersion),i=r.validateRequest("elicitation/create",e);if(i.ok||"not-in-era"!==i.reason||(i=r.validateInputRequest("elicitation/create",e)),!i.ok)throw new rp("not-in-era"===i.reason?rd.InternalError:rd.InvalidParams,"not-in-era"===i.reason?"No wire schema for elicitation/create in the resolved era":`Invalid elicitation request: ${i.message}`);let{params:n}=i.value;n.mode=n.mode??"form";let{supportsFormMode:a,supportsUrlMode:s}=function(e){if(!e)return{supportsFormMode:!1,supportsUrlMode:!1};let t=void 0!==e.form,o=void 0!==e.url;return{supportsFormMode:t||!t&&!o,supportsUrlMode:o}}(this._capabilities.elicitation);if("form"===n.mode&&!a)throw new rp(rd.InvalidParams,"Client does not support form-mode elicitation requests");if("url"===n.mode&&!s)throw new rp(rd.InvalidParams,"Client does not support URL-mode elicitation requests");let l=await t(e,o),c=r.validateResult("elicitation/create",l);if(c.ok||"not-in-era"!==c.reason||(c=r.validateInputResponse("elicitation/create",l)),!c.ok)throw new rp("not-in-era"===c.reason?rd.InternalError:rd.InvalidParams,"not-in-era"===c.reason?"No wire schema for elicitation/create in the resolved era":`Invalid elicitation result: ${c.message}`);let u=c.value,d="form"===n.mode?n.requestedSchema:void 0;if("form"===n.mode&&"accept"===u.action&&u.content&&d&&this._capabilities.elicitation?.form?.applyDefaults)try{!function e(t,o){if(t&&null!==o&&"object"==typeof o){if("object"===t.type&&t.properties&&"object"==typeof t.properties){let r=t.properties;for(let t of Object.keys(r)){let i=r[t];void 0===o[t]&&Object.prototype.hasOwnProperty.call(i,"default")&&(o[t]=i.default),void 0!==o[t]&&e(i,o[t])}}if(Array.isArray(t.anyOf))for(let r of t.anyOf)"boolean"!=typeof r&&e(r,o);if(Array.isArray(t.oneOf))for(let r of t.oneOf)"boolean"!=typeof r&&e(r,o)}}(d,u.content)}catch{}return u}:"sampling/createMessage"===e?async(e,o)=>{let r=rO(this._negotiatedProtocolVersion),i=r.validateRequest("sampling/createMessage",e);

12if(i.ok||"not-in-era"!==i.reason||(i=r.validateInputRequest("sampling/createMessage",e)),!i.ok)throw new rp("not-in-era"===i.reason?rd.InternalError:rd.InvalidParams,"not-in-era"===i.reason?"No wire schema for sampling/createMessage in the resolved era":`Invalid sampling request: ${i.message}`);let{params:n}=i.value,a=await t(e,o),s=!!(n.tools||n.toolChoice),l=r.samplingResultVariant(s,a);if(l.ok||"not-in-era"!==l.reason||(l=r.validateInputResponse("sampling/createMessage",a)),!l.ok)throw new rp("not-in-era"===l.reason?rd.InternalError:rd.InvalidParams,"not-in-era"===l.reason?"No result schema for sampling/createMessage in the resolved era":`Invalid sampling result: ${l.message}`);return l.value}:t}assertCapability(e,t){if(!this._serverCapabilities?.[e])throw new oD(oz.CapabilityNotSupported,`Server does not support ${e} (required for ${t})`)}async connect(e,t){if(t?.prior!=null)return this._connectFromPrior(e,function(e){if("object"==typeof e&&null!==e&&("legacy"===e.kind&&!("supportedVersions"in e)&&!("discover"in e)||"modern"===e.kind&&ew.safeParse(e.discover).success))return e;throw new oD(oz.EraNegotiationFailed,"connect({ prior }): unrecognized prior — expected { kind: 'modern', discover } or { kind: 'legacy' }")}(t.prior),t);let o=function(e,t){let o=e?.mode??"legacy";if("legacy"===o)return{kind:"legacy"};let r=e?.probe??{};if("object"==typeof o){if(!oJ(o.pin))throw TypeError(`versionNegotiation: { pin: '${o.pin}' } is not a modern protocol revision — pinning is for 2026-07-28 and later; omit versionNegotiation (or use mode: 'legacy') for 2025-era servers.`);return{kind:"pin",version:o.pin,probe:r}}let i=t?oK(t):[];return{kind:"auto",modernVersions:i.length>0?i:[...oB],fallbackAvailable:!t||oG(t).length>0,probe:r}}(this._versionNegotiation,this._supportedProtocolVersionsOption);return"legacy"!==o.kind?this._connectNegotiated(e,o,t):this._connectPlainLegacy(e,t)}async _connectPlainLegacy(e,t){if(await super.connect(e),void 0!==e.sessionId){let t=this._negotiatedProtocolVersion;void 0!==t&&e.setProtocolVersion?.(t);return}this._resetConnectionState(),await this._legacyHandshake(e,t)}async _legacyHandshake(e,t){let o=oG(this._supportedProtocolVersions);try{let r=o[0];if(void 0===r)throw new oD(oz.EraNegotiationFailed,"Cannot run the initialize handshake: supportedProtocolVersions contains no pre-2026-07-28 protocol version");let i=await this.request({method:"initialize",params:{protocolVersion:r,capabilities:this._capabilities,clientInfo:this._clientInfo}},t);if(void 0===i)throw Error(`Server sent invalid initialize result: ${i}`);if(!o.includes(i.protocolVersion))throw Error(`Server's protocol version is not supported: ${i.protocolVersion}`);this._serverCapabilities=i.capabilities,this._serverVersion=i.serverInfo,this._cache.setServerIdentity(this._deriveServerIdentity(e)),e.setProtocolVersion&&e.setProtocolVersion(i.protocolVersion),this._instructions=i.instructions,await this.notification({method:"notifications/initialized"}),this._negotiatedProtocolVersion=i.protocolVersion,this._listChangedConfig&&this._setupListChangedHandlers(this._listChangedConfig)}catch(e){throw this.close(),e}}async _connectNegotiated(e,t,o){let r;if(void 0!==e.sessionId){await super.connect(e);let t=this._negotiatedProtocolVersion;void 0!==t&&e.setProtocolVersion&&e.setProtocolVersion(t);return}this._resetConnectionState();try{let i=ab(e),n={clientInfo:this._clientInfo,capabilities:this._capabilities,environment:av(),defaultTimeoutMs:o?.timeout??6e4},a="stdio"===i?function(e){let t=Object.getPrototypeOf(e);if(null===t||!Object.prototype.hasOwnProperty.call(t,"_dispose"))return;let o=e._serverParams;return"object"==typeof o&&null!==o&&"string"==typeof o.command?o:void 0}(e):void 0;r=void 0===a?await aR(t,{...n,transport:e,transportKind:i}):await aC(t,e,a,n)}catch(t){throw await e.close().catch(()=>{}),aw(e),t}if(aw(e),await super.connect(e),"legacy"===r.era)return void await this._legacyHandshake(e,o);if(this._serverCapabilities=r.discover.capabilities,this._serverVersion=aT(r.discover),this._cache.setServerIdentity(this._deriveServerIdentity(e)),this._instructions=r.discover.instructions,this._discoverResult=r.discover,this._negotiatedProtocolVersion=r.version,e.setProtocolVersion&&e.setProtocolVersion(r.version),this._listChangedConfig){let e=this._listChangedConfig,t=this._serverCapabilities,r={...e.tools&&t?.tools?.listChanged&&{tools:e.tools},...e.prompts&&t?.prompts?.listChanged&&{prompts:e.prompts},...e.resources&&t?.resources?.listChanged&&{resources:e.resources}},i=!0;try{this._setupListChangedHandlers(r)}catch(e){i=!1,this.onerror?.(e instanceof Error?e:Error(String(e)))}let n=i?{...r.tools&&{toolsListChanged:!0},...r.prompts&&{promptsListChanged:!0},...r.resources&&{resourcesListChanged:!0}}:{};if(Object.keys(n).length>0){let e=new AbortController,t=()=>e.abort(o?.signal?.reason);o?.signal?.aborted&&t(),o?.signal?.addEventListener("abort",t);try{this._autoOpenedSubscription=await this.listen(n,{timeout:o?.timeout,signal:e.signal})}catch(e){if(o?.signal?.aborted)throw await this.close().catch(()=>{}),e;this.onerror?.(e instanceof Error?e:Error(String(e)))}finally{o?.signal?.removeEventListener("abort",t)}}}}async _connectFromPrior(e,t,o){if("legacy"===t.kind)return this._connectPlainLegacy(e,o);let r=t.discover;this._resetConnectionState();let i=this._supportedProtocolVersionsOption,n=(i&&oK(i).length>0?oK(i):oB).find(e=>r.supportedVersions.includes(e));if(void 0===n)throw new oD(oz.EraNegotiationFailed,"connect({ prior }) with a modern verdict requires a 2026-07-28+ mutual protocol version; the supplied DiscoverResult and this client's supportedProtocolVersions have no modern overlap. For a server known to be legacy, pass prior: { kind: 'legacy' } to skip the probe and initialize directly, or use versionNegotiation: { mode: 'auto' } to re-probe with legacy fallback.");

12if(await super.connect(e),this._discoverResult=r,this._serverCapabilities=r.capabilities,this._serverVersion=aT(r),this._cache.setServerIdentity(this._deriveServerIdentity(e)),this._instructions=r.instructions,this._negotiatedProtocolVersion=n,e.setProtocolVersion?.(n),this._listChangedConfig)try{this._setupListChangedHandlers(this._listChangedConfig)}catch(e){this.onerror?.(e instanceof Error?e:Error(String(e)))}}getServerCapabilities(){return this._serverCapabilities}getServerVersion(){return this._serverVersion}_deriveServerIdentity(e){let t=this._serverVersion;return void 0!==t?`${t.name}@${t.version}`:e.sessionId??`anonymous:${Date.now()}-${Math.random().toString(36).slice(2)}`}getNegotiatedProtocolVersion(){return this._negotiatedProtocolVersion}getProtocolEra(){let e=this._negotiatedProtocolVersion;if(void 0!==e)return oJ(e)?"modern":"legacy"}getInstructions(){return this._instructions}getDiscoverResult(){return this._discoverResult}assertCapabilityForMethod(e){switch(e){case"logging/setLevel":if(!this._serverCapabilities?.logging)throw new oD(oz.CapabilityNotSupported,`Server does not support logging (required for ${e})`);break;case"prompts/get":case"prompts/list":if(!this._serverCapabilities?.prompts)throw new oD(oz.CapabilityNotSupported,`Server does not support prompts (required for ${e})`);break;case"resources/list":case"resources/templates/list":case"resources/read":case"resources/subscribe":case"resources/unsubscribe":if(!this._serverCapabilities?.resources)throw new oD(oz.CapabilityNotSupported,`Server does not support resources (required for ${e})`);if("resources/subscribe"===e&&!this._serverCapabilities.resources.subscribe)throw new oD(oz.CapabilityNotSupported,`Server does not support resource subscriptions (required for ${e})`);break;case"tools/call":case"tools/list":if(!this._serverCapabilities?.tools)throw new oD(oz.CapabilityNotSupported,`Server does not support tools (required for ${e})`);break;case"completion/complete":if(!this._serverCapabilities?.completions)throw new oD(oz.CapabilityNotSupported,`Server does not support completions (required for ${e})`)}}assertNotificationCapability(e){if("notifications/roots/list_changed"===e&&!this._capabilities.roots?.listChanged)throw new oD(oz.CapabilityNotSupported,`Client does not support roots list changed notifications (required for ${e})`)}assertRequestHandlerCapability(e){switch(e){case"sampling/createMessage":if(!this._capabilities.sampling)throw new oD(oz.CapabilityNotSupported,`Client does not support sampling capability (required for ${e})`);break;case"elicitation/create":if(!this._capabilities.elicitation)throw new oD(oz.CapabilityNotSupported,`Client does not support elicitation capability (required for ${e})`);break;case"roots/list":if(!this._capabilities.roots)throw new oD(oz.CapabilityNotSupported,`Client does not support roots capability (required for ${e})`)}}async ping(e){return this.request({method:"ping"},e)}async discover(e){let t=await this._requestWithSchema({method:"server/discover"},ew,e);return this._discoverResult=t,t}async complete(e,t){return this.request({method:"completion/complete",params:e},t)}async setLoggingLevel(e,t){return this.request({method:"logging/setLevel",params:{level:e}},t)}async getPrompt(e,t){return this.request({method:"prompts/get",params:e},t)}async listPrompts(e,t){if(!this._serverCapabilities?.prompts&&!this._enforceStrictCapabilities)return console.debug("Client.listPrompts() called but server does not advertise prompts capability - returning empty list"),{prompts:[]};if(e?.cursor!==void 0)return this.request({method:"prompts/list",params:e},t);let o=await this._serveFromCache("prompts/list",void 0,t);return void 0!==o?o:this._listAllPages("prompts/list",e,t,(e,t)=>e.prompts.push(...t.prompts))}async listResources(e,t){if(!this._serverCapabilities?.resources&&!this._enforceStrictCapabilities)return console.debug("Client.listResources() called but server does not advertise resources capability - returning empty list"),{resources:[]};if(e?.cursor!==void 0)return this.request({method:"resources/list",params:e},t);let o=await this._serveFromCache("resources/list",void 0,t);return void 0!==o?o:this._listAllPages("resources/list",e,t,(e,t)=>e.resources.push(...t.resources))}async listResourceTemplates(e,t){if(!this._serverCapabilities?.resources&&!this._enforceStrictCapabilities)return console.debug("Client.listResourceTemplates() called but server does not advertise resources capability - returning empty list"),{resourceTemplates:[]};if(e?.cursor!==void 0)return this.request({method:"resources/templates/list",params:e},t);let o=await this._serveFromCache("resources/templates/list",void 0,t);return void 0!==o?o:this._listAllPages("resources/templates/list",e,t,(e,t)=>e.resourceTemplates.push(...t.resourceTemplates))}async _listAllPages(e,t,o,r,i){let n=o?.cacheMode==="bypass",a=this._cache.captureGeneration(e),s=await this.request({method:e,...t&&{params:{...t}}},o),l=s.nextCursor,c=new Set,u=1;for(;void 0!==l&&!c.has(l);){if(0!==this._listMaxPages&&u>=this._listMaxPages)throw new oD(oz.ListPaginationExceeded,`${e}: exceeded listMaxPages (${this._listMaxPages}); server pagination did not terminate`,{method:e,listMaxPages:this._listMaxPages});c.add(l);let i=await this.request({method:e,params:{...t,cursor:l}},o);r(s,i),l=i.nextCursor,u++}return delete s.nextCursor,i?.(s),n||await this._cache.write(e,s,a,this._freshness(s)),s}_freshness(e,t){let o="number"==typeof e.ttlMs?e.ttlMs:this._defaultCacheTtlMs,r="public"===e.cacheScope?"public":"private";return{expiresAt:this._cache.now()+Math.min(Math.max(0,o),864e5),scope:r,params:t}}

12async _serveFromCache(e,t,o){if(o?.cacheMode==="bypass"||o?.cacheMode==="refresh")return;let r=await this._cache.read(e,t).catch(e=>void this._reportStoreError(e));if(void 0!==r){if(o?.signal?.aborted){let e=o.signal.reason;throw e instanceof oD?e:new oD(oz.RequestTimeout,String(e))}return r.value}}_reportStoreError(e){this.onerror?.(e instanceof Error?e:Error(String(e)))}_compileOutputValidator(e){if(e.outputSchema)try{return{ok:!0,validator:this._jsonSchemaValidator.getValidator(e.outputSchema)}}catch(e){return{ok:!1,compileError:e}}}async _resolveXMcpHeaderScan(e,t){let o=t??await this._cache.toolDefinition(e);return void 0===o?void 0:rG(o.inputSchema)}async readResource(e,t){let o=await this._serveFromCache("resources/read",e.uri,t);if(void 0!==o)return o;let r=this._cache.captureGeneration("resources/read",e.uri),i=await this.request({method:"resources/read",params:e},t);if(t?.cacheMode!=="bypass"){let o=this._freshness(i,e.uri);o.expiresAt>this._cache.now()?await this._cache.write("resources/read",i,r,o):t?.cacheMode==="refresh"&&await this._cache.evictKey("resources/read",e.uri)}return i}async subscribeResource(e,t){return this.request({method:"resources/subscribe",params:e},t)}async unsubscribeResource(e,t){return this.request({method:"resources/unsubscribe",params:e},t)}async listen(e,t){let o,r,i,n,a;if(void 0===this.transport)throw new oD(oz.NotConnected,"Not connected");let s=this._negotiatedProtocolVersion;if(void 0===s||!oJ(s))throw new oD(oz.MethodNotSupportedByProtocolVersion,`subscriptions/listen requires a 2026-07-28-era connection (negotiated: ${s??"none"}). On a 2025-era connection, change notifications are delivered unsolicited: use ClientOptions.listChanged and resources/subscribe instead.`,{method:"subscriptions/listen",protocolVersion:s});if(t?.signal?.aborted){let e=t.signal.reason;throw e instanceof oD?e:new oD(oz.RequestTimeout,String(e))}let l=new AbortController,c=`listen:${this._nextListenId++}`,u="opening",d=new Promise((e,t)=>{i=e,n=t}),p=new Promise(e=>{a=e}),h=e=>{if("closed"===u)return;let s="opening"===u;if(void 0!==o&&(clearTimeout(o),o=void 0),"ack"in e){u="open",i(e.ack);return}u="closed",void 0!==r&&t?.signal?.removeEventListener("abort",r),this._listenState.delete(c),l.abort(),a(e.cause),s&&n(e.error??new oD(oz.ConnectionClosed,"subscriptions/listen closed before the server acknowledged"))},m=async()=>{l.abort(),await this.notification({method:"notifications/cancelled",params:{requestId:c}}).catch(()=>{})},f=async()=>{"closed"!==u&&(h({cause:"local"}),await m())};this._listenState.set(c,{settle:h});let g=t?.timeout??6e4;if(o=setTimeout(()=>{h({cause:"remote",error:new oD(oz.RequestTimeout,"subscriptions/listen ack timed out",{timeout:g})}),m().catch(()=>{})},g),t?.signal){let e=t.signal;r=()=>{if("closed"===u)return;let t=e.reason;h({cause:"local",error:t instanceof Error?t:Error(String(t??"Aborted"))}),m().catch(()=>{})},e.addEventListener("abort",r,{once:!0})}let S={jsonrpc:"2.0",id:c,method:"subscriptions/listen",params:{_meta:{...this._outboundMetaEnvelope()},notifications:e}};try{await this.transport.send(S,{requestSignal:l.signal,onRequestStreamEnd:()=>h({cause:"remote",error:Error("subscriptions/listen: stream ended")})})}catch(e){h({cause:"remote",error:e instanceof Error?e:Error(String(e))})}return{honoredFilter:await d,close:f,closed:p}}get autoOpenedSubscription(){return this._autoOpenedSubscription}_onnotification(e,t){let o=Object.hasOwn(aE,e.method)?aE[e.method]:void 0;if("notifications/resources/updated"===e.method){let t=e.params?.uri;"string"==typeof t&&this._cache.evictKey("resources/read",t)}else if(void 0!==o)for(let e of o)this._cache.evict(e);if("notifications/subscriptions/acknowledged"===e.method){let t=e.params?._meta?.[$],o="string"==typeof t?this._listenState.get(t):void 0;if(void 0!==o){let t=this._wireCodec().validateNotification("notifications/subscriptions/acknowledged",e);o.settle({ack:t.ok?t.value.params.notifications:{}});return}}if("notifications/cancelled"===e.method){let t=e.params?.requestId,o="string"==typeof t?this._listenState.get(t):void 0;if(void 0!==o)return void o.settle({cause:"remote",error:Error("subscriptions/listen: server cancelled the subscription")})}super._onnotification(e,t)}_onresponse(e){let t=e.id,o="string"==typeof t?this._listenState.get(t):void 0;void 0!==o?rD(e)?o.settle({cause:"remote",error:rp.fromError(e.error.code,e.error.message,e.error.data)}):o.settle({cause:"graceful",error:new oD(oz.ConnectionClosed,"subscriptions/listen: server closed the subscription gracefully before acknowledging")}):super._onresponse(e)}_onclose(){if(this._listenState.size>0){let e=new oD(oz.ConnectionClosed,"Connection closed");for(let t of this._listenState.values())t.settle({cause:"remote",error:e});this._listenState.clear()}super._onclose()}async callTool(e,t){let o,r="modern"===this.getProtocolEra()&&"browser"!==av(),i=async()=>{let o;if(!r)return t;try{o=await this._resolveXMcpHeaderScan(e.name,t?.toolDefinition)}catch(e){this._reportStoreError(e)}if(!o?.valid||0===o.declarations.length)return t;let i=r1(o.declarations,e.arguments);return 0===Object.keys(i).length?t:{...t,headers:{...t?.headers,...i}}},n=t?.toolDefinition===void 0?await this._cache.outputValidator(e.name,e=>this._compileOutputValidator(e)).catch(e=>void this._reportStoreError(e)):this._compileOutputValidator(t.toolDefinition),a=()=>

12{if(void 0===n||n.ok)return;let t=n.compileError,o=(t instanceof Error?t.message:String(t)).slice(0,200);throw new rp(rd.InvalidParams,`Tool '${e.name}' has an invalid outputSchema: ${o}`)};a();try{o=await this.request({method:"tools/call",params:e},await i())}catch(c){let s=c instanceof rp&&-32020===c.code;if(!r||!s||t?.toolDefinition!==void 0)throw c;let l={signal:t?.signal,timeout:t?.timeout,cacheMode:"refresh"};await this._cache.evict("tools/list"),await this.listTools(void 0,l).catch(e=>this._reportStoreError(e)),n=await this._cache.outputValidator(e.name,e=>this._compileOutputValidator(e)).catch(e=>void this._reportStoreError(e)),a(),o=await this.request({method:"tools/call",params:e},await i())}let s=void 0!==n&&n.ok?n.validator:void 0;if(s){if(void 0===o.structuredContent&&!o.isError)throw new rp(rd.InvalidRequest,`Tool ${e.name} has an output schema but did not return structured content`);if(void 0!==o.structuredContent&&!o.isError)try{let e=s(o.structuredContent);if(!e.valid)throw new rp(rd.InvalidParams,`Structured content does not match the tool's output schema: ${e.errorMessage}`)}catch(e){if(e instanceof rp)throw e;throw new rp(rd.InvalidParams,`Failed to validate structured content: ${e instanceof Error?e.message:String(e)}`)}}return o}async listTools(e,t){if(!this._serverCapabilities?.tools&&!this._enforceStrictCapabilities)return console.debug("Client.listTools() called but server does not advertise tools capability - returning empty list"),{tools:[]};if(e?.cursor!==void 0){let o=await this.request({method:"tools/list",params:e},t);return this._excludeInvalidXMcpHeaderTools(o),o}let o=await this._serveFromCache("tools/list",void 0,t);return void 0!==o?o:this._listAllPages("tools/list",e,t,(e,t)=>e.tools.push(...t.tools),e=>this._excludeInvalidXMcpHeaderTools(e))}_excludeInvalidXMcpHeaderTools(e){if("modern"!==this.getProtocolEra()||!this.transport||"stdio"===ab(this.transport))return;let t=e.tools.filter(e=>{let t=rG(e.inputSchema);return!!t.valid||(console.warn(`[mcp-sdk] excluding tool '${e.name}' from tools/list: invalid x-mcp-header declaration — ${t.reason}`),!1)});t.length!==e.tools.length&&(e.tools=t)}_setupListChangedHandler(e,t,o,r){let i=r2(tb,o);if(!i.success)throw Error(`Invalid ${e} listChanged options: ${i.error.message}`);if("function"!=typeof o.onChanged)throw TypeError(`Invalid ${e} listChanged options: onChanged must be a function`);let{autoRefresh:n,debounceMs:a}=i.data,{onChanged:s}=o,l=async()=>{if(!n)return void s(null,null);try{s(null,await r())}catch(e){s(e instanceof Error?e:Error(String(e)),null)}},c=()=>{if(a){let t=this._listChangedDebounceTimers.get(e);t&&clearTimeout(t);let o=setTimeout(l,a);this._listChangedDebounceTimers.set(e,o)}else l()};this.setNotificationHandler(t,c)}async sendRootsListChanged(){return this.notification({method:"notifications/roots/list_changed"})}};(class extends Error{static{Object.defineProperty(this,"mcpBrand",{value:"mcp.SseError"})}static[Symbol.hasInstance](e){return oA(this,e)}static isInstance(e){if("function"!=typeof this)throw TypeError("isInstance must be called on the class (e.g. `SdkError.isInstance(value)`); for callbacks use `v => SdkError.isInstance(v)`");return oA(this,e)}constructor(e,t,o){super(`SSE error: ${t}`),this.code=e,this.event=o,oL(this,new.target)}});let aP={initialReconnectionDelay:1e3,maxReconnectionDelay:3e4,reconnectionDelayGrowFactor:1.5,maxRetries:2},aq=new Set(["authorization","content-type","mcp-protocol-version","mcp-method","mcp-name","mcp-session-id"]);function aj(e,t){if("function"==typeof AbortSignal.any)return AbortSignal.any([e,t]);let o=new AbortController;if(e.aborted)return o.abort(e.reason),o.signal;if(t.aborted)return o.abort(t.reason),o.signal;let r=()=>{e.removeEventListener("abort",i),t.removeEventListener("abort",n)};function i(){r(),o.abort(e.reason)}function n(){r(),o.abort(t.reason)}return e.addEventListener("abort",i,{once:!0}),t.addEventListener("abort",n,{once:!0}),o.signal}var aO=class{_abortController;_url;_resourceMetadataUrl;_scope;_requestInit;_authProvider;_oauthProvider;_skipIssuerMetadataValidation;_fetch;_fetchWithInit;_sessionId;_reconnectionOptions;_protocolVersion;_onInsufficientScope;_maxStepUpRetries;_serverRetryMs;_reconnectionScheduler;_cancelReconnection;onclose;onerror;onmessage;hasPerRequestStream=!0;constructor(e,t){this._url=e,this._resourceMetadataUrl=void 0,this._scope=void 0,this._requestInit=t?.requestInit,this._skipIssuerMetadataValidation=t?.skipIssuerMetadataValidation,function(e){return null!=e&&"function"==typeof e.tokens&&"function"==typeof e.clientInformation}(t?.authProvider)?(this._oauthProvider=t.authProvider,this._authProvider=function(e,t){return{token:async()=>(await e.tokens())?.access_token,onUnauthorized:async o=>nF(e,o,t)}}(t.authProvider,{skipIssuerMetadataValidation:t.skipIssuerMetadataValidation})):this._authProvider=t?.authProvider,this._fetch=t?.fetch,this._fetchWithInit=iq(t?.fetch,t?.requestInit),this._sessionId=t?.sessionId,this._protocolVersion=t?.protocolVersion,this._reconnectionOptions=t?.reconnectionOptions??aP,this._reconnectionScheduler

12=t?.reconnectionScheduler,this._onInsufficientScope=t?.onInsufficientScope??"reauthorize",this._maxStepUpRetries=Math.max(0,t?.maxStepUpRetries??1)}async _stepUpAuthorize(e,t){try{return await this._stepUpAuthorizeInner(e,t)}catch(e){throw am(e)}}async _stepUpAuthorizeInner(e,t){if("throw"===this._onInsufficientScope||!this._oauthProvider)throw new nD({requiredScope:e.scope,resourceMetadataUrl:e.resourceMetadataUrl,errorDescription:e.errorDescription});if(t>=this._maxStepUpRetries)throw new oV(oz.ClientHttpForbidden,`Server returned 403 insufficient_scope after step-up re-authorization (retry limit ${this._maxStepUpRetries} reached)`,{status:403,statusText:e.statusText??"Forbidden",text:e.text});e.resourceMetadataUrl&&(this._resourceMetadataUrl=e.resourceMetadataUrl);let o=await this._oauthProvider.tokens(),r=nG(this._scope,o?.scope,e.scope);this._scope=r;let i=function(e,t){if(!e)return!1;let o=new Set((t??"").split(/\s+/).filter(Boolean));for(let t of e.split(/\s+/))if(t&&!o.has(t))return!0;return!1}(r,o?.scope);return n1(this._oauthProvider,{serverUrl:this._url,resourceMetadataUrl:this._resourceMetadataUrl,scope:r,forceReauthorization:i,fetchFn:this._fetchWithInit,skipIssuerMetadataValidation:this._skipIssuerMetadataValidation})}async _commonHeaders(){let e,t={};try{e=await this._authProvider?.token()}catch(e){throw am(e)}e&&(t.Authorization=`Bearer ${e}`),this._sessionId&&(t["mcp-session-id"]=this._sessionId),this._protocolVersion&&(t["mcp-protocol-version"]=this._protocolVersion);let o=iP(this._requestInit?.headers);return new Headers({...t,...o})}_applyBodyDerivedHeaders(e,t){if(Array.isArray(t)||!rZ(t))return;let o=t.params?._meta?.[P];if("string"!=typeof o)return;e.set("mcp-protocol-version",o),e.set("mcp-method",t.method);let r=t.params,i="resources/read"===t.method?"string"==typeof r?.uri?r.uri:void 0:"string"==typeof r?.name?r.name:void 0;void 0!==i&&e.set("mcp-name",r0(i))}_isModernEnvelopedRequest(e){if(Array.isArray(e)||!rZ(e))return!1;let t=e.params?._meta?.[P];return"string"==typeof t&&oJ(t)}async _startOrAuthSse(e,t=!1,o=0){let{resumptionToken:r,requestSignal:i}=e,n=()=>this._abortController?.signal.aborted===!0||i?.aborted===!0;try{let n=await this._commonHeaders(),a=[...n.get("accept")?.split(",").map(e=>e.trim().toLowerCase())??[],"text/event-stream"];

12n.set("accept",[...new Set(a)].join(", ")),r&&n.set("last-event-id",r);let s=this._abortController?.signal,l=void 0!==i&&void 0!==s?aj(s,i):i??s,c=await (this._fetch??fetch)(this._url,{...this._requestInit,method:"GET",headers:n,signal:l});if(!c.ok){if(401===c.status&&this._authProvider){if(c.headers.has("www-authenticate")){let{resourceMetadataUrl:e,scope:t}=n6(c);this._resourceMetadataUrl=e,this._scope=nG(this._scope,t)}if(this._authProvider.onUnauthorized&&!t){try{await this._authProvider.onUnauthorized({response:c,serverUrl:this._url,fetchFn:this._fetchWithInit})}catch(e){throw am(e)}return await c.text?.().catch(()=>{}),this._startOrAuthSse(e,!0,o)}if(await c.text?.().catch(()=>{}),t)throw am(new oV(oz.ClientHttpAuthentication,"Server returned 401 after re-authentication",{status:401,statusText:c.statusText}));throw am(new nW)}if(403===c.status){let{resourceMetadataUrl:r,scope:i,error:n,errorDescription:a}=n6(c);if("insufficient_scope"===n){let n=await c.text?.().catch(()=>null);if(await this._stepUpAuthorize({scope:i,resourceMetadataUrl:r,errorDescription:a,statusText:c.statusText,text:n},o)!=="AUTHORIZED")throw am(new nW);return this._startOrAuthSse(e,t,o+1)}}if(await c.text?.().catch(()=>{}),405===c.status)return void e.onRequestStreamEnd?.();throw new oV(oz.ClientHttpFailedToOpenStream,`Failed to open SSE stream: ${c.statusText}`,{status:c.status,statusText:c.statusText})}this._handleSseStream(c.body,e,!0)}catch(e){throw n()||this.onerror?.(e),e}}_getNextReconnectionDelay(e){return void 0!==this._serverRetryMs?this._serverRetryMs:Math.min(this._reconnectionOptions.initialReconnectionDelay*Math.pow(this._reconnectionOptions.reconnectionDelayGrowFactor,e),this._reconnectionOptions.maxReconnectionDelay)}_scheduleReconnection(e,t=0){let o=this._reconnectionOptions.maxRetries;if(t>=o){this.onerror?.(Error(`Maximum reconnection attempts (${o}) exceeded.`)),e.onRequestStreamEnd?.();return}let r=this._getNextReconnectionDelay(t),i=()=>{this._cancelReconnection=void 0,this._abortController?.signal.aborted||e.requestSignal?.aborted||this._startOrAuthSse(e).catch(o=>{if(!(this._abortController?.signal.aborted||e.requestSignal?.aborted)){this.onerror?.(Error(`Failed to reconnect SSE stream: ${o instanceof Error?o.message:String(o)}`));try{this._scheduleReconnection(e,t+1)}catch(e){this.onerror?.(e instanceof Error?e:Error(String(e)))}}})};if(this._reconnectionScheduler){let e=this._reconnectionScheduler(i,r,t);this._cancelReconnection="function"==typeof e?e:void 0}else{let e=setTimeout(i,r);this._cancelReconnection=()=>clearTimeout(e)}}_handleSseStream(e,t,o){let r;if(!e)return void t.onRequestStreamEnd?.();let{onresumptiontoken:i,replayMessageId:n,requestSignal:a,onRequestStreamEnd:s}=t,l=()=>this._abortController?.signal.aborted===!0||a?.aborted===!0,c=!1,u=!1;(async()=>{try{let t=e.pipeThrough(new TextDecoderStream).pipeThrough(new nN({onRetry:e=>{this._serverRetryMs=e}})).getReader();for(;;){let{value:e,done:o}=await t.read();if(o)break;if((e.id&&(r=e.id,c=!0,i?.(e.id)),e.data)&&(!e.event||"message"===e.event))try{let t=eo.parse(JSON.parse(e.data));(rz(t)||rD(t))&&(u=!0,void 0!==n&&(t.id=n)),this.onmessage?.(t)}catch(e){this.onerror?.(e)}}(o||c)&&!u&&this._abortController&&!l()?this._scheduleReconnection({resumptionToken:r,onresumptiontoken:i,replayMessageId:n,requestSignal:a,onRequestStreamEnd:s},0):l()||s?.()}catch(e){if(l())return;if(this.onerror?.(Error(`SSE stream disconnected: ${e}`)),(o||c)&&!u&&this._abortController&&!l())try{this._scheduleReconnection({resumptionToken:r,onresumptiontoken:i,replayMessageId:n,requestSignal:a,onRequestStreamEnd:s},0)}catch(e){this.onerror?.(Error(`Failed to reconnect: ${e instanceof Error?e.message:String(e)}`)),s?.()}else s?.()}})()}async start(){if(this._abortController)throw Error("StreamableHTTPClientTransport already started! If using Client class, note that connect() calls start() automatically.");this._abortController=new AbortController}async finishAuth(e,t){if(!this._oauthProvider)throw new nW("finishAuth requires an OAuthClientProvider");let{authorizationCode:o,iss:r}=await nK(e,t,this._oauthProvider,this._url,{fetchFn:this._fetchWithInit,resourceMetadataUrl:this._resourceMetadataUrl});if(await n1(this._oauthProvider,{serverUrl:this._url,authorizationCode:o,iss:r,resourceMetadataUrl:this._resourceMetadataUrl,scope:this._scope,fetchFn:this._fetchWithInit,skipIssuerMetadataValidation:this._skipIssuerMetadataValidation})!=="AUTHORIZED")throw new nW("Failed to authorize")}async close(){try{this._cancelReconnection?.()}finally{this._cancelReconnection=void 0,this._abortController?.abort(),this.onclose?.()}}async send(e,t){return this._send(e,t,!1)}async _send(e,t,o,r=0){try{let{resumptionToken:i,onresumptiontoken:n}=t||{};if(i)return void this._startOrAuthSse({resumptionToken:i,replayMessageId:rZ(e)?e.id:void 0,requestSignal:t?.requestSignal}).catch(e=>this.onerror?.(e));let a=await this._commonHeaders();this._applyBodyDerivedHeaders(a,e);let s=Array.isArray(e)?e.some(e=>rH(e)):rH(e);if(s&&a.delete("mcp-session-id"),t?.headers!==void 0)for(let[e,o]of Object.entries(t.headers))aq.has(e.toLowerCase())||a.set(e,o);a.set("content-type","application/json");let l=[...a.get("accept")?.split(",").map(e=>e.trim().toLowerCase())??[],"application/json","text/event-stream"];a.set("accept",[...new Set(l)].join(", "));let c=this._abortController?.signal,u=t?.requestSignal!==void 0&&void 0!==c?aj(c,t.requestSignal):t?.requestSignal??c,d={...this._requestInit,method:"POST",headers:a,body:JSON.stringify(e),signal:u},p=await (this._fetch??fetch)(this._url,d);if(s&&p.ok&&(this._sessionId=p.headers.get("mcp-session-id")||void 0),!p.ok){if(401===p.status&&this._authProvider){if(p.headers.has("www-authenticate")){let{resourceMetadataUrl:e,scope:t}=n6(p);this._resourceMetadataUrl=e,this._scope=nG(this._scope,t)}if(this._authProvider.onUnauthorized&&!o){try{await this._authProvider.onUnauthorized({response:p,serverUrl:this._url,fetchFn:this._fetchWithInit})}catch(e){throw am(e)}return await p.text?.().catch(()=>{}),this._send(e,t,!0,r)}if(await p.text?.().catch(()=>{}),o)throw am(new oV(oz.ClientHttpAuthentication,"Server returned 401 after re-authentication",{status:401,statusText:p.statusText}));throw am(new nW)}let i=await p.text?.().catch(()=>null);if(403===p.status){let{resourceMetadataUrl:n,scope:a,error:s,errorDescription:l}=n6(p);if("insufficient_scope"===s){if(await this._stepUpAuthorize({scope:a,resourceMetadataUrl:n,errorDescription:l,statusText:p.statusText,text:i},r)!=="AUTHORIZED")throw am(new nW);return this._send(e,t,o,r+1)}}if(400===p.status&&"string"==typeof i&&this._isModernEnvelopedRequest(e))try{let t=eo.parse(JSON.parse(i)),o=(Array.isArray(e)?e:[e]).filter(e=>rZ(e));if(rD(t)&&o.some(e=>e.id===t.id))return void this.onmessage?.(t)}catch{}throw new oV(oz.ClientHttpNotImplemented,`Error POSTing to endpoint: ${i}`,{status:p.status,statusText:p.statusText,text:i})}if(202===p.status){await p.text?.().catch(()=>{}),rF(e)&&this._startOrAuthSse({resumptionToken:void 0}).catch(e=>this.onerror?.(e));return}let h=(Array.isArray(e)?e:[e]).some(e=>"method"in e&&"id"in e&&void 0!==e.id),m=p.headers.get("content-type"),f=iT(m);

12if(h)if("text/event-stream"===f)this._handleSseStream(p.body,{onresumptiontoken:n,requestSignal:t?.requestSignal,onRequestStreamEnd:t?.onRequestStreamEnd},!1);else if("application/json"===f){let e=await p.json();for(let t of Array.isArray(e)?e.map(e=>eo.parse(e)):[eo.parse(e)])this.onmessage?.(t)}else throw await p.text?.().catch(()=>{}),new oD(oz.ClientHttpUnexpectedContent,`Unexpected content type: ${m}`,{contentType:m});else await p.text?.().catch(()=>{})}catch(e){throw t?.requestSignal?.aborted!==!0&&this.onerror?.(e),e}}get sessionId(){return this._sessionId}async terminateSession(){if(this._sessionId)try{let e=await this._commonHeaders(),t={...this._requestInit,method:"DELETE",headers:e,signal:this._abortController?.signal},o=await (this._fetch??fetch)(this._url,t);if(await o.text?.().catch(()=>{}),!o.ok&&405!==o.status)throw new oV(oz.ClientHttpFailedToTerminateSession,`Failed to terminate session: ${o.statusText}`,{status:o.status,statusText:o.statusText});this._sessionId=void 0}catch(e){throw this.onerror?.(e),e}}setProtocolVersion(e){this._protocolVersion=e}get protocolVersion(){return this._protocolVersion}async resumeStream(e,t){await this._startOrAuthSse({resumptionToken:e,onresumptiontoken:t?.onresumptiontoken})}};e.s(["Client",0,aI,"InsufficientScopeError",0,nD,"StreamableHTTPClientTransport",0,aO,"UnauthorizedError",0,nW,"auth",0,n1,"discoverOAuthProtectedResourceMetadata",0,n5,"discoverOAuthServerInfo",0,ao,"extractWWWAuthenticateParams",0,n6,"validateClientMetadataUrl",0,function(e){if(e&&!n4(e))throw new oU(oZ.InvalidClientMetadata,`clientMetadataUrl must be a valid HTTPS URL with a non-root pathname, got: ${e}`)}],178610),e.s(["SdkError",0,oD],613952),e.s(["SdkHttpError",0,oV],363501),e.s([],964812),e.s(["CfWorkerJsonSchemaValidator",0,iQ],85573)}]);
13
14//# chunkId=bafe9a9f-9f0e-52be-8a95-8049c9a9e0b1