vscode plugin makes LSP (nargo) crash if extraneous files are on src directory

[fcarreiro]

Aim

I was trying to use Noir Language Support (v0.0.9) on vscode, on this contract on a mac, pointing (aztec-)nargo to Aztec's sandbox 0.24.

Expected Behavior

Noir analysis works, no crash.

Bug

Crashes in varios ways.

To Reproduce

1. If you just create a file .DS_Store with some content in the src dir, reload vscode window, it crashes.

[Info  - 1:13:14 PM] Starting LSP client using command: /Users/facundo/.aztec/bin/aztec-nargo lsp
{"codeLensProvider":{"resolveProvider":false},"declarationProvider":true,"definitionProvider":true,"documentFormattingProvider":true,"nargo":{"tests":{"fetch":true,"run":true,"update":true}},"textDocumentSync":1,"typeDefinitionProvider":true,"resolvedTextDocumentSync":{"openClose":true,"change":1,"save":{"includeText":false}}}
[31mThe application panicked (crashed).[0m
Message:  [36mcould not read file "/Users/facundo/Desktop/sandbox/contracts/counter/src/.DS_Store" into string[0m
Location: [35mtooling/nargo/src/lib.rs[0m:[35m76[0m

2. If you creare a file called something, no matter the content, in src, reload, it crashes (Message: [36mexpected all file paths to have an extension[0m)

Project Impact

None

Impact Context

No response

Workaround

Yes

Workaround Description

Delete all files in src which are not .nr, reload.

Additional Context

% aztec-nargo --version
nargo version = 0.23.0
noirc version = 0.23.0+5f5843e35052b9d3599b8ab4f7633db0a225e82f
(git version hash: 5f5843e, is dirty: false)

Installation Method

None

Nargo Version

0.23

NoirJS Version

No response

Would you like to submit a PR for this Issue?

None

Support Needs

No response