| # Copyright 2022 The Chromium OS Authors. All rights reserved. |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| |
| """Provides utility for formatting whitespace.""" |
| |
| |
| def Data(data: str) -> str: |
| """Clean up basic whitespace problems in |data|. |
| |
| Args: |
| data: The file content to lint. |
| |
| Returns: |
| Formatted data. |
| """ |
| # Remove all leading/trailing newlines. |
| data = data.strip() |
| |
| # Remove trailing whitespace on all lines. |
| data = '\n'.join(x.rstrip() for x in data.splitlines()) |
| |
| # Add a final newline. |
| if data: |
| data += '\n' |
| |
| return data |
