{"version":3,"sources":["../../../src/uploads/fetchAPI-multipart/utilities.ts"],"sourcesContent":["import fs from 'fs'\nimport path from 'path'\nimport { Readable } from 'stream'\n\nimport type { FetchAPIFileUploadOptions } from '../../config/types.js'\n\n// Parameters for safe file name parsing.\nconst SAFE_FILE_NAME_REGEX = /[^\\w-]/g\nconst MAX_EXTENSION_LENGTH = 3\n\n// Parameters to generate unique temporary file names:\nconst TEMP_COUNTER_MAX = 65536\nconst TEMP_PREFIX = 'tmp'\nlet tempCounter = 0\n\n/**\n * Logs message to console if options.debug option set to true.\n */\nexport const debugLog = (options: FetchAPIFileUploadOptions, msg: string) => {\n  const opts = options || {}\n  if (!opts.debug) {\n    return false\n  }\n  console.log(`Next-file-upload: ${msg}`) // eslint-disable-line\n  return true\n}\n\n/**\n * Generates unique temporary file name. e.g. tmp-5000-156788789789.\n */\nexport const getTempFilename = (prefix: string = TEMP_PREFIX) => {\n  tempCounter = tempCounter >= TEMP_COUNTER_MAX ? 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