[{"_1":2,"_3":-5,"_4":-5},"loaderData",{"_5":6,"_7":8},"actionData","errors","root",{"_105":106,"_107":108},"routes/embed.x.$handle.$name.$",{"_9":10,"_11":12,"_13":14,"_15":16,"_17":18,"_19":20,"_21":-5},"handle","mcpconformance","name","mcp-client-conformance","path","src/hosted/catalog.ts","project",{"_22":49,"_11":12,"_35":50,"_51":-5,"_52":44,"_53":54,"_55":54,"_56":-5,"_57":-5,"_58":59,"_60":61,"_62":34,"_63":-5,"_64":-5,"_65":38,"_66":67,"_68":-5,"_69":-5,"_70":-5,"_71":-5,"_72":73,"_74":73,"_75":76,"_77":76,"_78":76,"_79":73,"_80":73,"_81":82,"_83":84,"_85":86,"_87":44},"file",{"_22":23,"_11":24,"_25":26,"_27":28,"_29":30,"_31":32,"_33":34,"_35":36,"_37":38,"_39":40,"_41":42,"_43":44,"_45":-5,"_13":46},"permalink","https://www.val.town/x/mcpconformance/mcp-client-conformance/code/src/hosted/catalog.ts","extension","id","0cbc8f79-7d3e-4071-a3ba-b424f5a29afd","catalog.ts","fileId","230a50ba-afd4-11f1-b367-1607ee4eb77e","parentId","11abc952-e3be-41e6-ac33-6929c3af1284","branchId","fdc11199-683b-41f1-a3c5-d5ac53972f86","branchVersion",320,"latest",true,"createdAt",["D",1789346108059],"version",0,"fileType","script","content","/**\n * The client scenarios the hosted server can mount, known without loading\n * them.\n *\n * Importing the scenario registry (../scenarios) evaluates every scenario\n * module: the auth scenarios with their JOSE and SDK dependencies, and the\n * server-side scenarios the hosted server never runs. A serverless isolate\n * pays for that before it can answer its first request, and a client that\n * gives `server/discover` a second falls back to an older handshake. So the\n * hosted layer builds the matrix from metadata generated from the registry\n * (./scenario-catalog.ts, `npm run hosted:bundle-catalog`) and imports a\n * scenario's module the first time a request needs the scenario itself.\n */\n\nimport type { Scenario } from '../types.ts';\nimport type { ScenarioMeta } from './scenario-meta.ts';\nimport { SCENARIO_CATALOG } from './scenario-catalog.ts';\n\ntype Loader = () => Promise;\n\n/**\n * One loader per scenario, constructed as the registry constructs it. The\n * specifiers are literals so a deploy that stages the import closure\n * (examples/hosted/deploy-valtown.ts) finds every module.\n */\nconst LOADERS = new Map([\n [\n 'initialize',\n async () =>\n new (await import('../scenarios/client/initialize.ts')).InitializeScenario()\n ],\n [\n 'tools_call',\n async () =>\n new (await import('../scenarios/client/tools_call.ts')).ToolsCallScenario()\n ],\n [\n 'elicitation-sep1034-client-defaults',\n async () =>\n new (\n await import('../scenarios/client/elicitation-defaults.ts')\n ).ElicitationClientDefaultsScenario()\n ],\n [\n 'sse-retry',\n async () =>\n new (await import('../scenarios/client/sse-retry.ts')).SSERetryScenario()\n ],\n [\n 'request-metadata',\n async () =>\n new (\n await import('../scenarios/client/request-metadata.ts')\n ).RequestMetadataScenario()\n ],\n [\n 'sep-2322-client-request-state',\n async () =>\n new (await import('../scenarios/client/mrtr-client.ts')).MRTRClientScenario()\n ],\n [\n 'http-standard-headers',\n async () =>\n new (\n await import('../scenarios/client/http-standard-headers.ts')\n ).HttpStandardHeadersScenario()\n ],\n [\n 'http-custom-headers',\n async () =>\n new (\n await import('../scenarios/client/http-custom-headers.ts')\n ).HttpCustomHeadersScenario()\n ],\n [\n 'http-invalid-tool-headers',\n async () =>\n new (\n await import('../scenarios/client/http-custom-headers.ts')\n ).HttpInvalidToolHeadersScenario()\n ],\n [\n 'json-schema-ref-no-deref',\n async () =>\n new (\n await import('../scenarios/client/json-schema-ref-deref.ts')\n ).JsonSchemaRefDerefScenario()\n ],\n [\n 'json-schema-2020-12-preservation',\n async () =>\n new (\n await import('../scenarios/client/json-schema-2020-12-preservation.ts')\n ).JsonSchema2020_12PreservationScenario()\n ],\n [\n 'sep-2640-client-no-prefetch',\n async () =>\n new (\n await import('../scenarios/client/skills/no-prefetch.ts')\n ).SkillsNoPrefetchScenario()\n ],\n [\n 'sep-2640-client-verify-digest',\n async () =>\n new (\n await import('../scenarios/client/skills/verification.ts')\n ).SkillsVerificationScenario('digest')\n ],\n [\n 'sep-2640-client-verify-size',\n async () =>\n new (\n await import('../scenarios/client/skills/verification.ts')\n ).SkillsVerificationScenario('size')\n ],\n [\n 'sep-2640-client-verify-frontmatter',\n async () =>\n new (\n await import('../scenarios/client/skills/verification.ts')\n ).SkillsVerificationScenario('frontmatter')\n ]\n]);\n\n/**\n * The auth scenarios share their helpers (the authorization server, JOSE),\n * so they load together, as the same instances the registry lists.\n */\nasync function authScenario(name: string): Promise {\n const auth = await import('../scenarios/client/auth/index.ts');\n const found = [\n ...auth.authScenariosList,\n ...auth.backcompatScenariosList,\n ...auth.draftScenariosList,\n ...auth.extensionScenariosList\n ].find((s) => s.name === name);\n if (!found) throw new Error(`no auth scenario '${name}'`);\n return found;\n}\n\n/** How to load the scenario named `name`; undefined when there is no way. */\nexport function scenarioLoader(name: string): Loader | undefined {\n const loader = LOADERS.get(name);\n if (loader) return loader;\n if (name.startsWith('auth/')) return () => authScenario(name);\n return undefined;\n}\n\nexport class ScenarioCatalog {\n private readonly metas: ReadonlyMap;\n private readonly loaded = new Map();\n private readonly loading = new Map>();\n\n constructor(\n metas: readonly ScenarioMeta[],\n private readonly loaderFor: (name: string) => Loader | undefined\n ) {\n this.metas = new Map(metas.map((m) => [m.name, m]));\n }\n\n /** Every scenario's name, in registry order. */\n get names(): string[] {\n return Array.from(this.metas.keys());\n }\n\n has(name: string): boolean {\n return this.metas.has(name);\n }\n\n meta(name: string): ScenarioMeta | undefined {\n return this.metas.get(name);\n }\n\n /** Every scenario's metadata, in registry order. */\n all(): ScenarioMeta[] {\n return Array.from(this.metas.values());\n }\n\n /** The scenarios loaded so far, in the order they finished loading. */\n loadedNames(): string[] {\n return Array.from(this.loaded.keys());\n }\n\n /**\n * The registered instance of a loaded scenario; undefined for a name the\n * catalog does not have. A known scenario that is not loaded yet throws:\n * the caller skipped load(), which is a bug to see, not a cell to report\n * as unknown.\n */\n get(name: string): Scenario | undefined {\n const scenario = this.loaded.get(name);\n if (scenario) return scenario;\n if (this.metas.has(name)) {\n throw new Error(\n `scenario '${name}' is not loaded; await hostedScenarios.load() before using it`\n );\n }\n return undefined;\n }\n\n /** Load the scenarios of `names` not loaded yet; unknown names are skipped. */\n load(names: Iterable): Promise {\n const pending: Promise[] = [];\n for (const name of names) {\n if (this.loaded.has(name) || !this.metas.has(name)) continue;\n pending.push(this.loadOne(name));\n }\n if (!pending.length) return Promise.resolve();\n return Promise.all(pending).then(() => undefined);\n }\n\n loadAll(): Promise {\n return this.load(this.metas.keys());\n }\n\n private loadOne(name: string): Promise {\n const inFlight = this.loading.get(name);\n if (inFlight) return inFlight;\n const loader = this.loaderFor(name);\n if (!loader) {\n return Promise.reject(new Error(`no loader for scenario '${name}'`));\n }\n // A failed import is not remembered: the next request tries again.\n const attempt = loader()\n .then((scenario) => {\n if (scenario.name !== name) {\n throw new Error(\n `the loader for '${name}' produced '${scenario.name}'`\n );\n }\n this.loaded.set(name, scenario);\n })\n .finally(() => this.loading.delete(name));\n this.loading.set(name, attempt);\n return attempt;\n }\n}\n\n/** The catalog the hosted server uses. */\nexport const hostedScenarios = new ScenarioCatalog(\n SCENARIO_CATALOG,\n scenarioLoader\n);\n","deleted",false,"label",[47,48,24],"src","hosted","7dcb6042-d92f-40c5-9cc8-0f661f96e58b",["D",1789043604380],"deletedAt","legacyEnvVars","privacy","public","httpPrivacy","description","imageUrl","userId","f4518a30-f52b-4b12-891c-a8fffb7240f8","pinnedFileId","e6dd13e2-ad13-11f1-a612-1607ee4eb77e","pinPreview","pinMigrated","screenshotVersion","likeCount","orgId","01a07c12-b73a-76de-b96a-421ce8582af6","tursoName","tursoHostname","tursoMeasuredAt","pinned","userPerm","r","valPerm","blobPerm","rw","emailPerm","sqlitePerm","projectPerm","telemetryPerm","user",{"_9":10,"_104":-5},"org",{"_9":10,"_98":99,"_100":-5,"_58":-5,"_101":102,"_103":44},"branch",{"_37":88,"_11":89,"_22":30,"_90":49,"_91":-5,"_92":-5,"_93":-5,"_94":-5,"_95":-5,"_96":12,"_97":10},"isOwned",396,"main","projectId","forkedBranchId","forkedBranchVersion","forkedProjectPrivacy","forkedProjectId","forkedProjectOrgId","projectName","userHandle","displayName","MCP Conformance","avatar","tier","free","canRestrictVals","profileImageUrl","ctx",{"_81":-5,"_138":139,"_140":141,"_142":143,"_144":44,"_145":44,"_146":44,"_147":34,"_148":-5,"_149":-7,"_150":-7,"_151":38,"_152":44,"_153":44,"_154":-5,"_155":44,"_156":44,"_157":44,"_158":-5},"ENV",{"_109":110,"_111":112,"_113":89,"_114":115,"_116":117,"_118":119,"_120":121,"_122":123,"_124":125,"_126":127,"_128":129,"_130":131,"_132":133,"_134":135,"_136":137},"REACT_APP_SENTRY_DSN","https://586020d86f05489db63a554690acf1e9@o1398359.ingest.sentry.io/6724499","RENDER_GIT_COMMIT","e87eb04e707cf64e7e532c8e8ec395f209e17f15","RENDER_GIT_BRANCH","POSTHOG_API_TOKEN","phc_nmoyuAkStEZuUp69rYlg1DZgrIt19Gx0Y4Hwf8tGgJP","POSTHOG_API_HOST","https://wart.val.town","WEB_API_TEMPLATE","https://{val}.web.val.run","APP_URL","https://www.val.town","MODULE_URL","https://esm.town","VANITY_WEB_API_TEMPLATE","https://{label}.val.run/","DENOLS_URL","https://lsp.val.town","NODE_ENV","production","CLOUDFLARE_TURNSTILE_SITE_KEY","0x4AAAAAACtaIZJH7s9rBMZ6","GOOGLE_CLIENT_ID","875989696899-jtsqkhlbdv5jrlsk8631p7ipjg3c6o62.apps.googleusercontent.com","STRIPE_PUBLISHABLE_KEY","pk_live_51N2zvWEpZTTLipIkVEwXrUG9AT0yeOOEYxszarZT1jpsZV58Ly6wlg3SltZpHN26CUalOBmUSY7adQRQiSkCZz2500qSXNkf8Y","API_URL","https://api.val.town","orgs",[],"preferencesKeybindings","default","preferencesTheme","light","preferencesFixers","preferencesCopilot","preferencesSelectionAi","preferencesCloseBrackets","preferencesChatPanelState","preferencesDprint","preferencesDenofmt","notificationCount","flagDenols","isBusinessOrgMember","businessOrgHandle","isBusinessOrgAdmin","isHigherTownieTier","navCollapsed","currentOrgId"]