Function formDirFromCsvPath

packages/shared-domain/src/databases.ts:56–64

(csvPath: string)

 * database data file. e.g. `a/X.base/data.csv` → `a/X.base`.
 */
export function formDirFromCsvPath(csvPath: string): string | null {
  const p = toPosixPath(csvPath)
  const slash = p.lastIndexOf('/')
  if (slash < 0) return null
  const dir = p.slice(0, slash)
  const file = p.slice(slash + 1)
  if (file.toLowerCase() !== FORM_DATA_FILE) return null
  return isFormDirName(dir) ? dir : null
}

/** The `data.csv` path for a database folder path. e.g. `a/X.base` → `a/X.base/data.csv`. */
export function csvPathForFormDir(formDir: string): string {