[{"_1":2,"_3":-5,"_4":-5},"loaderData",{"_5":6,"_7":8,"_9":10,"_11":12},"actionData","errors","root",{"_228":-5,"_231":232,"_233":234},"routes/shell",{"_41":42,"_227":-5,"_228":-5,"_229":230},"routes/repo",{"_34":-7,"_35":36,"_37":38,"_39":40,"_41":42,"_43":32,"_44":32,"_45":32,"_46":32,"_47":32,"_48":32,"_49":50,"_51":50,"_52":32,"_53":-7,"_54":-7,"_55":56,"_57":58,"_59":60,"_61":-5,"_62":63,"_64":65,"_66":67,"_68":69},"routes/repo.blob",{"_13":14,"_15":16,"_17":18,"_19":20,"_21":22,"_23":24,"_25":-5,"_26":27,"_28":29,"_29":30,"_31":32,"_33":14},"ref","main","path","apps/server/src/agent/repository.ts","oid","63d77b298ce36fccbf41e65a4ea88c938bee96cf","size",10062,"commit","2182c95de44a8f63fd86af1c5874ae0ca298f807","mounts",[],"source","plain",{"_13":14,"_15":16},"kind","text","import { jsonSchema, tool } from \"ai\";\nimport { z } from \"zod\";\n\nexport type HostedRepository = {\n\tid: string;\n\towner: string;\n\tname: string;\n\tdefaultBranch: string;\n};\n\ntype Options = {\n\tfetch?: (input: string | URL | Request, init?: RequestInit) => Promise;\n};\n\nconst API = \"https://api.github.com\";\nconst TIMEOUT_MS = 15_000;\nconst MAX_FILE_BYTES = 256 * 1_024;\nconst MAX_RESPONSE_BYTES = 5 * 1_024 * 1_024;\nconst COMMIT = {\n\ttype: \"string\",\n\tpattern: \"^[a-f0-9]{40}([a-f0-9]{24})?$\",\n\tdescription: \"Exact investigation source commit; omit for the session's default branch.\",\n};\n\nfunction sourceRef(input: Record, fallback: string): string {\n\tif (input.commit === undefined) return fallback;\n\tif (typeof input.commit !== \"string\" || !/^[a-f0-9]{40}([a-f0-9]{24})?$/.test(input.commit)) {\n\t\tthrow new Error(\"commit must be a full Git object ID\");\n\t}\n\treturn input.commit;\n}\n\nfunction root(repository: HostedRepository): string {\n\treturn `/repos/${encodeURIComponent(repository.owner)}/${encodeURIComponent(repository.name)}`;\n}\n\nfunction object(value: unknown): Record | undefined {\n\treturn value && typeof value === \"object\" && !Array.isArray(value)\n\t\t? value as Record\n\t\t: undefined;\n}\n\nfunction path(value: unknown): string {\n\tif (typeof value !== \"string\") throw new Error(\"path must be a string\");\n\tlet normalized = value.replaceAll(\"\\\\\", \"/\").replace(/^\\.\\//, \"\");\n\tif (\n\t\t!normalized || normalized.startsWith(\"/\")\n\t\t|| normalized.split(\"/\").some(part => !part || part === \"..\")\n\t) {\n\t\tthrow new Error(\"path must be a relative repository path\");\n\t}\n\treturn normalized;\n}\n\nfunction encodedPath(value: string): string {\n\treturn value.split(\"/\").map(encodeURIComponent).join(\"/\");\n}\n\nfunction bounded(value: unknown, fallback: number, maximum: number): number {\n\tif (value === undefined) return fallback;\n\tif (typeof value !== \"number\" || !Number.isSafeInteger(value) || value < 1 || value > maximum) {\n\t\tthrow new Error(`limit must be an integer between 1 and ${maximum}`);\n\t}\n\treturn value;\n}\n\nfunction text(value: unknown, name: string, maximum: number): string {\n\tif (typeof value !== \"string\" || !value.trim() || value.length > maximum) {\n\t\tthrow new Error(`${name} must be between 1 and ${maximum} characters`);\n\t}\n\treturn value.trim();\n}\n\nasync function answer(work: () => Promise): Promise {\n\ttry {\n\t\treturn JSON.stringify(await work(), null, 2);\n\t} catch (err) {\n\t\treturn `Error: ${err instanceof Error ? err.message : String(err)}`;\n\t}\n}\n\nexport function repositoryTools(options: Options = {}) {\n\tlet repositoryContext = z.object({\n\t\trepository: z.object({\n\t\t\tid: z.string(),\n\t\t\towner: z.string(),\n\t\t\tname: z.string(),\n\t\t\tdefaultBranch: z.string(),\n\t\t}),\n\t\towner: z.custom<{ currentToken: () => string | undefined }>(),\n\t});\n\tlet request = async (\n\t\tcontext: z.infer,\n\t\tpath: string,\n\t\tsearch?: URLSearchParams,\n\t): Promise => {\n\t\tlet token = context.owner.currentToken();\n\t\tif (!token) throw new Error(\"GitHub authorization expired\");\n\t\tlet url = new URL(path, API);\n\t\tif (search) url.search = search.toString();\n\t\tlet response = await (options.fetch ?? fetch)(url, {\n\t\t\theaders: {\n\t\t\t\taccept: \"application/vnd.github+json\",\n\t\t\t\tauthorization: `Bearer ${token}`,\n\t\t\t\t\"user-agent\": \"chopin\",\n\t\t\t\t\"x-github-api-version\": \"2022-11-28\",\n\t\t\t},\n\t\t\tredirect: \"error\",\n\t\t\tsignal: AbortSignal.timeout(TIMEOUT_MS),\n\t\t});\n\t\tif (!response.ok) throw new Error(`GitHub repository read failed (${response.status})`);\n\t\tlet source = await response.text();\n\t\tif (Buffer.byteLength(source) > MAX_RESPONSE_BYTES) {\n\t\t\tthrow new Error(\"GitHub response is too large\");\n\t\t}\n\t\ttry {\n\t\t\treturn JSON.parse(source);\n\t\t} catch {\n\t\t\tthrow new Error(\"GitHub returned an unreadable response\");\n\t\t}\n\t};\n\treturn {\n\t\tread_repository_file: tool({\n\t\t\tcontextSchema: repositoryContext,\n\t\t\tdescription: \"Read a UTF-8 text file from the selected repository, optionally by line range.\",\n\t\t\tinputSchema: jsonSchema({\n\t\t\t\ttype: \"object\",\n\t\t\t\tproperties: {\n\t\t\t\t\tpath: { type: \"string\" },\n\t\t\t\t\tcommit: COMMIT,\n\t\t\t\t\tstart: { type: \"integer\", minimum: 1 },\n\t\t\t\t\tend: { type: \"integer\", minimum: 1 },\n\t\t\t\t},\n\t\t\t\trequired: [\"path\"],\n\t\t\t\tadditionalProperties: false,\n\t\t\t}),\n\t\t\tmetadata: { skipPermission: true },\n\t\t\texecute: (raw, { context }) =>\n\t\t\t\tanswer(async () => {\n\t\t\t\t\tlet input = raw as Record;\n\t\t\t\t\tlet file = path(input.path);\n\t\t\t\t\tlet value = object(\n\t\t\t\t\t\tawait request(\n\t\t\t\t\t\t\tcontext,\n\t\t\t\t\t\t\t`${root(context.repository)}/contents/${encodedPath(file)}`,\n\t\t\t\t\t\t\tnew URLSearchParams({ ref: sourceRef(input, context.repository.defaultBranch) }),\n\t\t\t\t\t\t),\n\t\t\t\t\t);\n\t\t\t\t\tif (\n\t\t\t\t\t\t!value || value.type !== \"file\" || value.encoding !== \"base64\"\n\t\t\t\t\t\t|| typeof value.content !== \"string\"\n\t\t\t\t\t) {\n\t\t\t\t\t\tthrow new Error(\"GitHub did not return a text file\");\n\t\t\t\t\t}\n\t\t\t\t\tlet bytes = Buffer.from(value.content.replace(/\\s/g, \"\"), \"base64\");\n\t\t\t\t\tif (bytes.byteLength > MAX_FILE_BYTES || bytes.includes(0)) {\n\t\t\t\t\t\tthrow new Error(\"file is binary or exceeds 256 KiB\");\n\t\t\t\t\t}\n\t\t\t\t\tlet lines = bytes.toString(\"utf8\").split(\"\\n\");\n\t\t\t\t\tlet start = bounded(input.start, 1, Math.max(1, lines.length));\n\t\t\t\t\tlet end = bounded(input.end, Math.min(lines.length, start + 399), lines.length);\n\t\t\t\t\tif (end < start) throw new Error(\"end must not be before start\");\n\t\t\t\t\treturn {\n\t\t\t\t\t\tpath: file,\n\t\t\t\t\t\tref: sourceRef(input, context.repository.defaultBranch),\n\t\t\t\t\t\tstart,\n\t\t\t\t\t\tend,\n\t\t\t\t\t\tcontent: lines.slice(start - 1, end).map((line, index) => `${start + index}: ${line}`)\n\t\t\t\t\t\t\t.join(\"\\n\"),\n\t\t\t\t\t};\n\t\t\t\t}),\n\t\t}),\n\t\tlist_repository_tree: tool({\n\t\t\tcontextSchema: repositoryContext,\n\t\t\tdescription:\n\t\t\t\t\"List files in the selected repository's default branch, optionally below a prefix.\",\n\t\t\tinputSchema: jsonSchema({\n\t\t\t\ttype: \"object\",\n\t\t\t\tproperties: {\n\t\t\t\t\tprefix: { type: \"string\" },\n\t\t\t\t\tcommit: COMMIT,\n\t\t\t\t\tlimit: { type: \"integer\", minimum: 1, maximum: 500 },\n\t\t\t\t},\n\t\t\t\tadditionalProperties: false,\n\t\t\t}),\n\t\t\tmetadata: { skipPermission: true },\n\t\t\texecute: (raw, { context }) =>\n\t\t\t\tanswer(async () => {\n\t\t\t\t\tlet input = raw as Record;\n\t\t\t\t\tlet prefix = input.prefix === undefined ? \"\" : path(input.prefix);\n\t\t\t\t\tlet limit = bounded(input.limit, 200, 500);\n\t\t\t\t\tlet value = object(\n\t\t\t\t\t\tawait request(\n\t\t\t\t\t\t\tcontext,\n\t\t\t\t\t\t\t`${root(context.repository)}/git/trees/${\n\t\t\t\t\t\t\t\tencodeURIComponent(sourceRef(input, context.repository.defaultBranch))\n\t\t\t\t\t\t\t}`,\n\t\t\t\t\t\t\tnew URLSearchParams({ recursive: \"1\" }),\n\t\t\t\t\t\t),\n\t\t\t\t\t);\n\t\t\t\t\tif (!value || !Array.isArray(value.tree)) {\n\t\t\t\t\t\tthrow new Error(\"GitHub returned an invalid tree\");\n\t\t\t\t\t}\n\t\t\t\t\tlet entries = value.tree.flatMap(entry => {\n\t\t\t\t\t\tlet item = object(entry);\n\t\t\t\t\t\treturn item && typeof item.path === \"string\" && typeof item.type === \"string\"\n\t\t\t\t\t\t\t\t&& (!prefix || item.path === prefix || item.path.startsWith(`${prefix}/`))\n\t\t\t\t\t\t\t? [{\n\t\t\t\t\t\t\t\tpath: item.path,\n\t\t\t\t\t\t\t\ttype: item.type,\n\t\t\t\t\t\t\t\tsize: typeof item.size === \"number\" ? item.size : undefined,\n\t\t\t\t\t\t\t}]\n\t\t\t\t\t\t\t: [];\n\t\t\t\t\t}).slice(0, limit);\n\t\t\t\t\treturn { entries, truncated: value.truncated === true || entries.length >= limit };\n\t\t\t\t}),\n\t\t}),\n\t\tsearch_repository: tool({\n\t\t\tcontextSchema: repositoryContext,\n\t\t\tdescription: \"Search code terms within the selected repository only.\",\n\t\t\tinputSchema: jsonSchema({\n\t\t\t\ttype: \"object\",\n\t\t\t\tproperties: {\n\t\t\t\t\tterms: { type: \"string\" },\n\t\t\t\t\tlimit: { type: \"integer\", minimum: 1, maximum: 50 },\n\t\t\t\t},\n\t\t\t\trequired: [\"terms\"],\n\t\t\t\tadditionalProperties: false,\n\t\t\t}),\n\t\t\tmetadata: { skipPermission: true },\n\t\t\texecute: (raw, { context }) =>\n\t\t\t\tanswer(async () => {\n\t\t\t\t\tlet input = raw as Record;\n\t\t\t\t\tlet terms = text(input.terms, \"terms\", 200).replace(/[\\r\\n]/g, \" \");\n\t\t\t\t\tlet limit = bounded(input.limit, 20, 50);\n\t\t\t\t\tlet value = object(\n\t\t\t\t\t\tawait request(\n\t\t\t\t\t\t\tcontext,\n\t\t\t\t\t\t\t\"/search/code\",\n\t\t\t\t\t\t\tnew URLSearchParams({\n\t\t\t\t\t\t\t\tq: `${terms} repo:${context.repository.owner}/${context.repository.name}`,\n\t\t\t\t\t\t\t\tper_page: String(limit),\n\t\t\t\t\t\t\t}),\n\t\t\t\t\t\t),\n\t\t\t\t\t);\n\t\t\t\t\tif (!value || !Array.isArray(value.items)) {\n\t\t\t\t\t\tthrow new Error(\"GitHub returned invalid search results\");\n\t\t\t\t\t}\n\t\t\t\t\tlet matches = value.items.flatMap(entry => {\n\t\t\t\t\t\tlet item = object(entry);\n\t\t\t\t\t\tlet repository = object(item?.repository);\n\t\t\t\t\t\treturn item && repository?.node_id === context.repository.id\n\t\t\t\t\t\t\t\t&& typeof item.path === \"string\"\n\t\t\t\t\t\t\t? [{\n\t\t\t\t\t\t\t\tpath: item.path,\n\t\t\t\t\t\t\t\turl: typeof item.html_url === \"string\" ? item.html_url : undefined,\n\t\t\t\t\t\t\t}]\n\t\t\t\t\t\t\t: [];\n\t\t\t\t\t});\n\t\t\t\t\treturn { matches };\n\t\t\t\t}),\n\t\t}),\n\t\trepository_history: tool({\n\t\t\tcontextSchema: repositoryContext,\n\t\t\tdescription:\n\t\t\t\t\"Read recent commits from the selected repository, optionally affecting one path.\",\n\t\t\tinputSchema: jsonSchema({\n\t\t\t\ttype: \"object\",\n\t\t\t\tproperties: {\n\t\t\t\t\tpath: { type: \"string\" },\n\t\t\t\t\tlimit: { type: \"integer\", minimum: 1, maximum: 20 },\n\t\t\t\t\tcommit: COMMIT,\n\t\t\t\t},\n\t\t\t\tadditionalProperties: false,\n\t\t\t}),\n\t\t\tmetadata: { skipPermission: true },\n\t\t\texecute: (raw, { context }) =>\n\t\t\t\tanswer(async () => {\n\t\t\t\t\tlet input = raw as Record;\n\t\t\t\t\tlet limit = bounded(input.limit, 10, 20);\n\t\t\t\t\tlet query = new URLSearchParams({\n\t\t\t\t\t\tsha: sourceRef(input, context.repository.defaultBranch),\n\t\t\t\t\t\tper_page: String(limit),\n\t\t\t\t\t});\n\t\t\t\t\tif (input.path !== undefined) query.set(\"path\", path(input.path));\n\t\t\t\t\tlet value = await request(context, `${root(context.repository)}/commits`, query);\n\t\t\t\t\tif (!Array.isArray(value)) throw new Error(\"GitHub returned invalid commit history\");\n\t\t\t\t\treturn value.slice(0, limit).flatMap(entry => {\n\t\t\t\t\t\tlet item = object(entry);\n\t\t\t\t\t\tlet commit = object(item?.commit);\n\t\t\t\t\t\tlet author = object(commit?.author);\n\t\t\t\t\t\treturn item && typeof item.sha === \"string\" && commit\n\t\t\t\t\t\t\t\t&& typeof commit.message === \"string\"\n\t\t\t\t\t\t\t? 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