Code formatter breaks with partially invalid syntax

[thesilican]

Installed product versions

• Visual Studio Code: 1.85.1
• This extension: 1.3.1

Description

Formatting code with partially invalid syntax causes code to be lost.

Steps to recreate

1. Create a file with syntax in a manner similar to the below screenshots
2. Format the code
3. Code after broken syntax is lost

Before code formatting:

Afte code formatting:

Current behavior

All the code before the broken syntax is formatted properly, but everything after is deleted

Expected behavior

Formatting a file with invalid syntax should not do anything to the file.