LSP crash when source file not in workspace

[kobyhallx]

Aim

Open noir source document in editor with LSP support (vscode)

Expected Behavior

Noir source code opened normally with "some" LSP features available.

Bug

LSP craching with

[Info  - 7:52:42 AM] Starting LSP client using command: /mnt/user-data/jan/aztec-packages/noir/target/release/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}}}
Failed to Resolve Workspace - Nargo.toml not found for file: "/mnt/user-data/jan/aztec-packages/noir/tooling/nargo_fmt/tests/expected/contract.nr" (jsonrpc error -32803)
[Info  - 7:52:42 AM] Connection to server got closed. Server will restart.
true
[Info  - 7:52:42 AM] Starting LSP client using command: /mnt/user-data/jan/aztec-packages/noir/target/release/nargo lsp
LSP starting...
[Info  - 7:52:42 AM] Starting LSP client using command: /mnt/user-data/jan/aztec-packages/noir/target/release/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}}}
Failed to Resolve Workspace - Nargo.toml not found for file: "/mnt/user-data/jan/aztec-packages/noir/tooling/nargo_fmt/tests/expected/contract.nr" (jsonrpc error -32803)
[Error - 7:52:42 AM] The Noir Language Server server crashed 5 times in the last 3 minutes. The server will not be restarted. See the output for more information.

Reported by @benesjan - Thank You!

To Reproduce

1. https://github.com/AztecProtocol/aztec-packages/blob/271de71e7cc9402bd85ea0ff22811f9a6b47403a/noir/tooling/nargo_fmt/tests/expected/contract.nr
2. Plugin will communicate lsp crash

Installation Method

Compiled from source

Nargo Version

nargo version = 0.23.0 (git version hash: 602f23f, is dirty: false)

Additional Context

This happens because this specific workspace will lack noir workspace definition in form of Nargo.toml in ancestor folder structure.

Would you like to submit a PR for this Issue?

Yes

Support Needs

No response