Function transformRedirection

src/utils/powershell/parser.ts:962–998

(raw: RawRedirection)

/** Map raw redirection to ParsedRedirection */
// exported for testing
export function transformRedirection(raw: RawRedirection): ParsedRedirection {
  if (raw.type === 'MergingRedirectionAst') {
    return { operator: '2>&1', target: '', isMerging: true }
  }

  const append = raw.append ?? false
  const fromStream = raw.fromStream ?? 'Output'

  let operator: ParsedRedirection['operator']
  if (append) {
    switch (fromStream) {
      case 'Error':
        operator = '2>>'
        break
      case 'All':
        operator = '*>>'
        break
      default:
        operator = '>>'
        break
    }
  } else {
    switch (fromStream) {
      case 'Error':
        operator = '2>'
        break
      case 'All':
        operator = '*>'
        break
      default:
        operator = '>'
        break
    }
  }

  return { operator, target: raw.locationText ?? '', isMerging: false }
}

/** Transform a raw statement into ParsedStatement */
// exported for testing