{
  "version": 3,
  "sources": ["../../src/runtime/helpers.ts"],
  "sourcesContent": ["import { type FileHandle, open, opendir, stat } from \"node:fs/promises\";\nimport { basename, delimiter, dirname, extname, join, resolve } from \"node:path\";\nimport type {\n\tCollectorContext,\n\tWorkspaceEntry,\n\tWorkspaceFileSystem,\n\tWorkspaceRefreshInput,\n} from \"./types.js\";\n\nexport const MAX_METADATA_FILE_BYTES = 64 * 1024;\nexport const COMMAND_TIMEOUT_MS = 2_000;\nexport const MAX_COMMAND_OUTPUT_BYTES = 64 * 1024;\nconst MAX_DIRECTORY_ENTRIES = 2_048;\nconst MAX_LABEL_LENGTH = 160;\n\nexport function createFileSystem(input: WorkspaceRefreshInput): WorkspaceFileSystem {\n\tconst defaults: WorkspaceFileSystem = {\n\t\tasync readFile(path, maxBytes) {\n\t\t\tlet handle: FileHandle | undefined;\n\t\t\ttry {\n\t\t\t\thandle = await open(path, \"r\");\n\t\t\t\tconst info = await handle.stat();\n\t\t\t\tif (!info.isFile() || info.size > maxBytes) return undefined;\n\t\t\t\tconst buffer = Buffer.alloc(Math.min(maxBytes + 1, Number(info.size) + 1));\n\t\t\t\tconst { bytesRead } = await handle.read(buffer, 0, buffer.length, 0);\n\t\t\t\tif (bytesRead > maxBytes) return undefined;\n\t\t\t\treturn buffer.subarray(0, bytesRead).toString(\"utf8\");\n\t\t\t} catch {\n\t\t\t\treturn undefined;\n\t\t\t} finally {\n\t\t\t\tawait handle?.close().catch(() => undefined);\n\t\t\t}\n\t\t},\n\t\tasync readDirectory(path) {\n\t\t\tconst entries: WorkspaceEntry[] = [];\n\t\t\ttry {\n\t\t\t\tconst directory = await opendir(path);\n\t\t\t\tfor await (const entry of directory) {\n\t\t\t\t\tentries.push({\n\t\t\t\t\t\tname: entry.name,\n\t\t\t\t\t\tisFile: entry.isFile(),\n\t\t\t\t\t\tisDirectory: entry.isDirectory(),\n\t\t\t\t\t});\n\t\t\t\t\tif (entries.length >= MAX_DIRECTORY_ENTRIES) break;\n\t\t\t\t}\n\t\t\t} catch {\n\t\t\t\treturn [];\n\t\t\t}\n\t\t\treturn entries;\n\t\t},\n\t\tasync fileExists(path) {\n\t\t\ttry {\n\t\t\t\tawait stat(path);\n\t\t\t\treturn true;\n\t\t\t} catch {\n\t\t\t\treturn false;\n\t\t\t}\n\t\t},\n\t};\n\treturn {\n\t\t...defaults,\n\t\t...input.fileSystem,\n\t\t...(input.fileExists ? { fileExists: input.fileExists } : {}),\n\t};\n}\n\nexport function safeMetadata(value: unknown, maxLength = MAX_LABEL_LENGTH): string | undefined {\n\tif (typeof value !== \"string\") return undefined;\n\tconst sanitized = Array.from(value, (character) => {\n\t\tconst code = character.codePointAt(0) ?? 0;\n\t\treturn code <= 0x1f || (code >= 0x7f && code <= 0x9f) || (code >= 0xd800 && code <= 0xdfff)\n\t\t\t? \"\"\n\t\t\t: character;\n\t})\n\t\t.join(\"\")\n\t\t.trim();\n\tif (!sanitized) return undefined;\n\treturn Array.from(sanitized).slice(0, maxLength).join(\"\");\n}\n\nexport function ownString(record: unknown, key: string): string | undefined {\n\tif (!isRecord(record) || !Object.hasOwn(record, key)) return undefined;\n\treturn safeMetadata(record[key]);\n}\n\nexport function isRecord(value: unknown): value is Record<string, unknown> {\n\treturn typeof value === \"object\" && value !== null && !Array.isArray(value);\n}\n\nexport function setString(record: Record<string, string>, key: string, value: unknown): void {\n\tconst safe = safeMetadata(value);\n\tif (!safe) return;\n\tObject.defineProperty(record, key, {\n\t\tvalue: safe,\n\t\twritable: true,\n\t\tenumerable: true,\n\t\tconfigurable: true,\n\t});\n}\n\nexport function optionString(\n\tcontext: CollectorContext,\n\tmodule: Parameters<CollectorContext[\"options\"]>[0],\n\tkey: string,\n): string | undefined {\n\tconst value = context.options(module)[key];\n\treturn typeof value === \"string\" ? value : undefined;\n}\n\nexport function optionBoolean(\n\tcontext: CollectorContext,\n\tmodule: Parameters<CollectorContext[\"options\"]>[0],\n\tkey: string,\n): boolean {\n\treturn context.options(module)[key] === true;\n}\n\nexport function optionNumber(\n\tcontext: CollectorContext,\n\tmodule: Parameters<CollectorContext[\"options\"]>[0],\n\tkey: string,\n): number | undefined {\n\tconst value = context.options(module)[key];\n\treturn typeof value === \"number\" ? value : undefined;\n}\n\nexport function optionStrings(\n\tcontext: CollectorContext,\n\tmodule: Parameters<CollectorContext[\"options\"]>[0],\n\tkey: string,\n): readonly string[] {\n\tconst value = context.options(module)[key];\n\treturn Array.isArray(value) && value.every((item) => typeof item === \"string\") ? value : [];\n}\n\nexport function optionMap(\n\tcontext: CollectorContext,\n\tmodule: Parameters<CollectorContext[\"options\"]>[0],\n\tkey: string,\n): Readonly<Record<string, string>> {\n\tconst value = context.options(module)[key];\n\treturn isRecord(value) ? 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