Extension causes high cpu load

[vanvuvuong]

• Issue Type: Performance
• Extension Name: pretty-formatter
• Extension Version: 0.2.1
• OS Version: Linux x64 5.16.0-12parrot1-amd64
• VSCodium version: 1.69.2

⚠️ Make sure to attach this file from your home-directory:
⚠️file:///tmp/mblode.pretty-formatter-unresponsive.cpuprofile.txt

Find more details here: https://github.com/microsoft/vscode/wiki/Explain-extension-causes-high-cpu-load