feat(lsp): "deno/didRefreshDenoConfigurationTree" notifications (#26215)

5 files changed, 114 insertions, 8 deletions

diff --git a/cli/lsp/capabilities.rs b/cli/lsp/capabilities.rs
index e93d3b7c2..5cdb1224d 100644
--- a/cli/lsp/capabilities.rs
+++ b/cli/lsp/capabilities.rs
@@ -147,11 +147,11 @@ pub fn server_capabilities(
     moniker_provider: None,
     experimental: Some(json!({
       "denoConfigTasks": true,
-      "testingApi":true,
+      "testingApi": true,
+      "didRefreshDenoConfigurationTreeNotifications": true,
     })),
     inlay_hint_provider: Some(OneOf::Left(true)),
     position_encoding: None,
-    // TODO(nayeemrmn): Support pull-based diagnostics.
     diagnostic_provider: None,
     inline_value_provider: None,
     inline_completion_provider: None,
diff --git a/cli/lsp/client.rs b/cli/lsp/client.rs
index b3f0d64fa..65865d5b3 100644
--- a/cli/lsp/client.rs
+++ b/cli/lsp/client.rs
@@ -92,6 +92,19 @@ impl Client {
     });
   }
 
+  pub fn send_did_refresh_deno_configuration_tree_notification(
+    &self,
+    params: lsp_custom::DidRefreshDenoConfigurationTreeNotificationParams,
+  ) {
+    // do on a task in case the caller currently is in the lsp lock
+    let client = self.0.clone();
+    spawn(async move {
+      client
+        .send_did_refresh_deno_configuration_tree_notification(params)
+        .await;
+    });
+  }
+
   pub fn send_did_change_deno_configuration_notification(
     &self,
     params: lsp_custom::DidChangeDenoConfigurationNotificationParams,
@@ -169,6 +182,10 @@ trait ClientTrait: Send + Sync {
     params: lsp_custom::DiagnosticBatchNotificationParams,
   );
   async fn send_test_notification(&self, params: TestingNotification);
+  async fn send_did_refresh_deno_configuration_tree_notification(
+    &self,
+    params: lsp_custom::DidRefreshDenoConfigurationTreeNotificationParams,
+  );
   async fn send_did_change_deno_configuration_notification(
     &self,
     params: lsp_custom::DidChangeDenoConfigurationNotificationParams,
@@ -249,6 +266,18 @@ impl ClientTrait for TowerClient {
     }
   }
 
+  async fn send_did_refresh_deno_configuration_tree_notification(
+    &self,
+    params: lsp_custom::DidRefreshDenoConfigurationTreeNotificationParams,
+  ) {
+    self
+      .0
+      .send_notification::<lsp_custom::DidRefreshDenoConfigurationTreeNotification>(
+        params,
+      )
+      .await
+  }
+
   async fn send_did_change_deno_configuration_notification(
     &self,
     params: lsp_custom::DidChangeDenoConfigurationNotificationParams,
@@ -366,6 +395,12 @@ impl ClientTrait for ReplClient {
 
   async fn send_test_notification(&self, _params: TestingNotification) {}
 
+  async fn send_did_refresh_deno_configuration_tree_notification(
+    &self,
+    _params: lsp_custom::DidRefreshDenoConfigurationTreeNotificationParams,
+  ) {
+  }
+
   async fn send_did_change_deno_configuration_notification(
     &self,
     _params: lsp_custom::DidChangeDenoConfigurationNotificationParams,
diff --git a/cli/lsp/config.rs b/cli/lsp/config.rs
index 07fdd3c65..74f3583d6 100644
--- a/cli/lsp/config.rs
+++ b/cli/lsp/config.rs
@@ -50,6 +50,8 @@ use std::sync::Arc;
 use tower_lsp::lsp_types as lsp;
 
 use super::logging::lsp_log;
+use super::lsp_custom;
+use super::urls::url_to_uri;
 use crate::args::discover_npmrc_from_workspace;
 use crate::args::has_flag_env_var;
 use crate::args::CliLockfile;
@@ -1716,14 +1718,14 @@ impl ConfigTree {
       .unwrap_or_else(|| Arc::new(FmtConfig::new_with_base(PathBuf::from("/"))))
   }
 
-  /// Returns (scope_uri, type).
+  /// Returns (scope_url, type).
   pub fn watched_file_type(
     &self,
     specifier: &ModuleSpecifier,
   ) -> Option<(&ModuleSpecifier, ConfigWatchedFileType)> {
-    for (scope_uri, data) in self.scopes.iter() {
+    for (scope_url, data) in self.scopes.iter() {
       if let Some(typ) = data.watched_files.get(specifier) {
-        return Some((scope_uri, *typ));
+        return Some((scope_url, *typ));
       }
     }
     None
@@ -1747,6 +1749,46 @@ impl ConfigTree {
       .any(|data| data.watched_files.contains_key(specifier))
   }
 
+  pub fn to_did_refresh_params(
+    &self,
+  ) -> lsp_custom::DidRefreshDenoConfigurationTreeNotificationParams {
+    let data = self
+      .scopes
+      .values()
+      .filter_map(|data| {
+        let workspace_root_scope_uri =
+          Some(data.member_dir.workspace.root_dir())
+            .filter(|s| *s != data.member_dir.dir_url())
+            .and_then(|s| url_to_uri(s).ok());
+        Some(lsp_custom::DenoConfigurationData {
+          scope_uri: url_to_uri(&data.scope).ok()?,
+          deno_json: data.maybe_deno_json().and_then(|c| {
+            if workspace_root_scope_uri.is_some()
+              && Some(&c.specifier)
+                == data
+                  .member_dir
+                  .workspace
+                  .root_deno_json()
+                  .map(|c| &c.specifier)
+            {
+              return None;
+            }
+            Some(lsp::TextDocumentIdentifier {
+              uri: url_to_uri(&c.specifier).ok()?,
+            })
+          }),
+          package_json: data.maybe_pkg_json().and_then(|p| {
+            Some(lsp::TextDocumentIdentifier {
+              uri: url_to_uri(&p.specifier()).ok()?,
+            })
+          }),
+          workspace_root_scope_uri,
+        })
+      })
+      .collect();
+    lsp_custom::DidRefreshDenoConfigurationTreeNotificationParams { data }
+  }
+
   pub async fn refresh(
     &mut self,
     settings: &Settings,
diff --git a/cli/lsp/language_server.rs b/cli/lsp/language_server.rs
index 8269dc851..908afa165 100644
--- a/cli/lsp/language_server.rs
+++ b/cli/lsp/language_server.rs
@@ -963,6 +963,11 @@ impl Inner {
       .tree
       .refresh(&self.config.settings, &self.workspace_files, &file_fetcher)
       .await;
+    self
+      .client
+      .send_did_refresh_deno_configuration_tree_notification(
+        self.config.tree.to_did_refresh_params(),
+      );
     for config_file in self.config.tree.config_files() {
       (|| {
         let compiler_options = config_file.to_compiler_options().ok()?.options;
diff --git a/cli/lsp/lsp_custom.rs b/cli/lsp/lsp_custom.rs
index 5f485db7a..b570b6d0e 100644
--- a/cli/lsp/lsp_custom.rs
+++ b/cli/lsp/lsp_custom.rs
@@ -46,6 +46,30 @@ pub struct DiagnosticBatchNotificationParams {
   pub messages_len: usize,
 }
 
+#[derive(Debug, Deserialize, Serialize)]
+#[serde(rename_all = "camelCase")]
+pub struct DenoConfigurationData {
+  pub scope_uri: lsp::Uri,
+  pub workspace_root_scope_uri: Option<lsp::Uri>,
+  pub deno_json: Option<lsp::TextDocumentIdentifier>,
+  pub package_json: Option<lsp::TextDocumentIdentifier>,
+}
+
+#[derive(Debug, Deserialize, Serialize)]
+#[serde(rename_all = "camelCase")]
+pub struct DidRefreshDenoConfigurationTreeNotificationParams {
+  pub data: Vec<DenoConfigurationData>,
+}
+
+pub enum DidRefreshDenoConfigurationTreeNotification {}
+
+impl lsp::notification::Notification
+  for DidRefreshDenoConfigurationTreeNotification
+{
+  type Params = DidRefreshDenoConfigurationTreeNotificationParams;
+  const METHOD: &'static str = "deno/didRefreshDenoConfigurationTree";
+}
+
 #[derive(Debug, Eq, Hash, PartialEq, Copy, Clone, Deserialize, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub enum DenoConfigurationChangeType {
@@ -88,13 +112,15 @@ pub struct DidChangeDenoConfigurationNotificationParams {
   pub changes: Vec<DenoConfigurationChangeEvent>,
 }
 
+// TODO(nayeemrmn): This is being replaced by
+// `DidRefreshDenoConfigurationTreeNotification` for Deno > v2.0.0. Remove it
+// soon.
 pub enum DidChangeDenoConfigurationNotification {}
 
 impl lsp::notification::Notification
   for DidChangeDenoConfigurationNotification
 {
   type Params = DidChangeDenoConfigurationNotificationParams;
-
   const METHOD: &'static str = "deno/didChangeDenoConfiguration";
 }
 
@@ -102,7 +128,6 @@ pub enum DidUpgradeCheckNotification {}
 
 impl lsp::notification::Notification for DidUpgradeCheckNotification {
   type Params = DidUpgradeCheckNotificationParams;
-
   const METHOD: &'static str = "deno/didUpgradeCheck";
 }
 
@@ -125,6 +150,5 @@ pub enum DiagnosticBatchNotification {}
 
 impl lsp::notification::Notification for DiagnosticBatchNotification {
   type Params = DiagnosticBatchNotificationParams;
-
   const METHOD: &'static str = "deno/internalTestDiagnosticBatch";
 }