Function ensureArray

src/utils/powershell/parser.ts:703–708

* Ensure a value is an array. PowerShell 5.1's ConvertTo-Json may unwrap * single-element arrays into plain objects.

(value: T | T[] | undefined | null)

 * single-element arrays into plain objects.
 */
function ensureArray<T>(value: T | T[] | undefined | null): T[] {
  if (value === undefined || value === null) {
    return []
  }
  return Array.isArray(value) ? value : [value]
}

/** Map raw .NET AST type name to our StatementType union */
// exported for testing