progress

crates/pgt_cli/src/commands/mod.rs

@@ -11,7 +11,7 @@ use pgt_console::Console;
 use pgt_fs::FileSystem;
 use pgt_workspace::PartialConfigurationExt;
 use pgt_workspace::configuration::{LoadedConfiguration, load_configuration};
-use pgt_workspace::workspace::UpdateSettingsParams;
+use pgt_workspace::workspace::{RegisterProjectFolderParams, UpdateSettingsParams};
 use pgt_workspace::{DynRef, Workspace, WorkspaceError};
 use std::ffi::OsString;
 use std::path::PathBuf;
@@ -301,6 +301,10 @@ pub(crate) trait CommandRunner: Sized {
         let (vcs_base_path, gitignore_matches) =
             configuration.retrieve_gitignore_matches(fs, vcs_base_path.as_deref())?;
         let paths = self.get_files_to_process(fs, &configuration)?;
+        workspace.register_project_folder(RegisterProjectFolderParams {
+            path: fs.working_directory(),
+            set_as_current_workspace: true,
+        })?;
 
         workspace.update_settings(UpdateSettingsParams {
             workspace_directory: fs.working_directory(),

crates/pgt_lsp/src/server.rs

@@ -5,6 +5,7 @@ use crate::utils::{into_lsp_error, panic_to_lsp_error};
 use futures::FutureExt;
 use futures::future::ready;
 use pgt_fs::{ConfigName, FileSystem, OsFileSystem};
+use pgt_workspace::workspace::{RegisterProjectFolderParams, UnregisterProjectFolderParams};
 use pgt_workspace::{DynRef, Workspace, workspace};
 use rustc_hash::FxHashMap;
 use serde_json::json;
@@ -107,6 +108,10 @@ impl LanguageServer for LSPServer {
 
         self.session.initialize(
             params.capabilities,
+            params.client_info.map(|client_info| ClientInformation {
+                name: client_info.name,
+                version: client_info.version,
+            }),
             params.root_uri,
             params.workspace_folders,
         );
@@ -217,6 +222,47 @@ impl LanguageServer for LSPServer {
             .ok();
     }
 
+    async fn did_change_workspace_folders(&self, params: DidChangeWorkspaceFoldersParams) {
+        for removed in &params.event.removed {
+            if let Ok(project_path) = self.session.file_path(&removed.uri) {
+                let result = self
+                    .session
+                    .workspace
+                    .unregister_project_folder(UnregisterProjectFolderParams { path: project_path })
+                    .map_err(into_lsp_error);
+
+                if let Err(err) = result {
+                    error!("Failed to remove project from the workspace: {}", err);
+                    self.session
+                        .client
+                        .log_message(MessageType::ERROR, err)
+                        .await;
+                }
+            }
+        }
+
+        for added in &params.event.added {
+            if let Ok(project_path) = self.session.file_path(&added.uri) {
+                let result = self
+                    .session
+                    .workspace
+                    .register_project_folder(RegisterProjectFolderParams {
+                        path: Some(project_path.to_path_buf()),
+                        set_as_current_workspace: true,
+                    })
+                    .map_err(into_lsp_error);
+
+                if let Err(err) = result {
+                    error!("Failed to add project to the workspace: {}", err);
+                    self.session
+                        .client
+                        .log_message(MessageType::ERROR, err)
+                        .await;
+                }
+            }
+        }
+    }
+
     #[tracing::instrument(level = "trace", skip_all)]
     async fn completion(&self, params: CompletionParams) -> LspResult<Option<CompletionResponse>> {
         match handlers::completions::get_completions(&self.session, params) {

crates/pgt_lsp/src/session.rs

@@ -14,7 +14,7 @@ use pgt_workspace::PartialConfigurationExt;
 use pgt_workspace::Workspace;
 use pgt_workspace::configuration::{LoadedConfiguration, load_configuration};
 use pgt_workspace::features;
-use pgt_workspace::workspace::UpdateSettingsParams;
+use pgt_workspace::workspace::{RegisterProjectFolderParams, UpdateSettingsParams};
 use pgt_workspace::{DynRef, WorkspaceError};
 use rustc_hash::FxHashMap;
 use serde_json::Value;
@@ -31,6 +31,14 @@ use tower_lsp::lsp_types::{MessageType, Registration};
 use tower_lsp::lsp_types::{Unregistration, WorkspaceFolder};
 use tracing::{error, info};
 
+pub(crate) struct ClientInformation {
+    /// The name of the client
+    pub(crate) name: String,
+
+    /// The version of the client
+    pub(crate) version: Option<String>,
+}
+
 /// Key, uniquely identifying a LSP session.
 #[derive(Clone, Copy, Eq, PartialEq, Hash, Debug)]
 pub(crate) struct SessionKey(pub u64);
@@ -68,6 +76,7 @@ pub(crate) struct Session {
 struct InitializeParams {
     /// The capabilities provided by the client as part of [`lsp_types::InitializeParams`]
     client_capabilities: lsp_types::ClientCapabilities,
+    client_information: Option<ClientInformation>,
     root_uri: Option<Url>,
     #[allow(unused)]
     workspace_folders: Option<Vec<WorkspaceFolder>>,
@@ -164,11 +173,13 @@ impl Session {
     pub(crate) fn initialize(
         &self,
         client_capabilities: lsp_types::ClientCapabilities,
+        client_information: Option<ClientInformation>,
         root_uri: Option<Url>,
         workspace_folders: Option<Vec<WorkspaceFolder>>,
     ) {
         let result = self.initialize_params.set(InitializeParams {
             client_capabilities,
+            client_information,
             root_uri,
             workspace_folders,
         });
@@ -446,6 +457,8 @@ impl Session {
                 info!("Configuration loaded successfully from disk.");
                 info!("Update workspace settings.");
 
+                let fs = &self.fs;
+
                 if let Some(ws_configuration) = extra_config {
                     fs_configuration.merge_with(ws_configuration);
                 }
@@ -455,6 +468,31 @@ impl Session {
 
                 match result {
                     Ok((vcs_base_path, gitignore_matches)) => {
+                        let register_result =
+                            if let ConfigurationPathHint::FromWorkspace(path) = &base_path {
+                                // We don't need the key
+                                self.workspace
+                                    .register_project_folder(RegisterProjectFolderParams {
+                                        path: Some(path.clone()),
+                                        // This is naive, but we don't know if the user has a file already open or not, so we register every project as the current one.
+                                        // The correct one is actually set when the LSP calls `textDocument/didOpen`
+                                        set_as_current_workspace: true,
+                                    })
+                                    .err()
+                            } else {
+                                self.workspace
+                                    .register_project_folder(RegisterProjectFolderParams {
+                                        path: fs.working_directory(),
+                                        set_as_current_workspace: true,
+                                    })
+                                    .err()
+                            };
+                        if let Some(error) = register_result {
+                            error!("Failed to register the project folder: {}", error);
+                            self.client.log_message(MessageType::ERROR, &error).await;
+                            return ConfigurationStatus::Error;
+                        }
+
                         let result = self.workspace.update_settings(UpdateSettingsParams {
                             workspace_directory: self.fs.working_directory(),
                             configuration: fs_configuration,

crates/pgt_workspace/src/workspace/server.rs

@@ -269,6 +269,10 @@ impl Workspace for WorkspaceServer {
                 ParsedDocument::new(params.path.clone(), params.content, params.version)
             });
 
+        if let Some(project_key) = self.path_belongs_to_current_workspace(&params.path) {
+            self.set_current_project(project_key);
+        }
+
         Ok(())
     }