Report if language server requires Node or not

crates/language/src/language.rs

@@ -77,6 +77,12 @@ pub trait ToLspPosition {
 #[derive(Clone, Debug, PartialEq, Eq, Hash)]
 pub struct LanguageServerName(pub Arc<str>);
 
+#[derive(Debug, Clone, Copy, PartialEq, Eq, Deserialize)]
+pub enum ServerExecutionKind {
+    Launch,
+    Node,
+}
+
 /// Represents a Language Server, with certain cached sync properties.
 /// Uses [`LspAdapter`] under the hood, but calls all 'static' methods
 /// once at startup, and caches the results.
@@ -172,6 +178,8 @@ impl CachedLspAdapter {
 pub trait LspAdapter: 'static + Send + Sync {
     async fn name(&self) -> LanguageServerName;
 
+    async fn server_execution_kind(&self) -> ServerExecutionKind;
+
     async fn fetch_latest_server_version(
         &self,
         http: Arc<dyn HttpClient>,
@@ -1442,6 +1450,10 @@ impl LspAdapter for Arc<FakeLspAdapter> {
         LanguageServerName(self.name.into())
     }
 
+    async fn server_execution_kind(&self) -> ServerExecutionKind {
+        ServerExecutionKind::Launch
+    }
+
     async fn fetch_latest_server_version(
         &self,
         _: Arc<dyn HttpClient>,

crates/zed/src/languages/c.rs

@@ -16,6 +16,10 @@ impl super::LspAdapter for CLspAdapter {
         LanguageServerName("clangd".into())
     }
 
+    async fn server_execution_kind(&self) -> ServerExecutionKind {
+        ServerExecutionKind::Launch
+    }
+
     async fn fetch_latest_server_version(
         &self,
         http: Arc<dyn HttpClient>,

crates/zed/src/languages/elixir.rs

@@ -17,6 +17,10 @@ impl LspAdapter for ElixirLspAdapter {
         LanguageServerName("elixir-ls".into())
     }
 
+    async fn server_execution_kind(&self) -> ServerExecutionKind {
+        ServerExecutionKind::Launch
+    }
+
     async fn fetch_latest_server_version(
         &self,
         http: Arc<dyn HttpClient>,

crates/zed/src/languages/go.rs

@@ -23,6 +23,10 @@ impl super::LspAdapter for GoLspAdapter {
         LanguageServerName("gopls".into())
     }
 
+    async fn server_execution_kind(&self) -> ServerExecutionKind {
+        ServerExecutionKind::Launch
+    }
+
     async fn server_args(&self) -> Vec<String> {
         vec!["-mode=stdio".into()]
     }

crates/zed/src/languages/html.rs

@@ -3,7 +3,7 @@ use anyhow::{anyhow, Context, Result};
 use async_trait::async_trait;
 use client::http::HttpClient;
 use futures::StreamExt;
-use language::{LanguageServerName, LspAdapter};
+use language::{LanguageServerName, LspAdapter, ServerExecutionKind};
 use serde_json::json;
 use smol::fs;
 use std::{any::Any, path::PathBuf, sync::Arc};
@@ -22,6 +22,10 @@ impl LspAdapter for HtmlLspAdapter {
         LanguageServerName("vscode-html-language-server".into())
     }
 
+    async fn server_execution_kind(&self) -> ServerExecutionKind {
+        ServerExecutionKind::Node
+    }
+
     async fn server_args(&self) -> Vec<String> {
         vec!["--stdio".into()]
     }

crates/zed/src/languages/json.rs

@@ -6,7 +6,7 @@ use client::http::HttpClient;
 use collections::HashMap;
 use futures::{future::BoxFuture, io::BufReader, FutureExt, StreamExt};
 use gpui::MutableAppContext;
-use language::{LanguageRegistry, LanguageServerName, LspAdapter};
+use language::{LanguageRegistry, LanguageServerName, LspAdapter, ServerExecutionKind};
 use serde_json::json;
 use settings::{keymap_file_json_schema, settings_file_json_schema};
 use smol::fs::{self, File};
@@ -37,6 +37,10 @@ impl LspAdapter for JsonLspAdapter {
         LanguageServerName("json-language-server".into())
     }
 
+    async fn server_execution_kind(&self) -> ServerExecutionKind {
+        ServerExecutionKind::Node
+    }
+
     async fn server_args(&self) -> Vec<String> {
         vec!["--stdio".into()]
     }

crates/zed/src/languages/language_plugin.rs

@@ -4,7 +4,7 @@ use client::http::HttpClient;
 use collections::HashMap;
 use futures::lock::Mutex;
 use gpui::executor::Background;
-use language::{LanguageServerName, LspAdapter};
+use language::{LanguageServerName, LspAdapter, ServerExecutionKind};
 use plugin_runtime::{Plugin, PluginBinary, PluginBuilder, WasiFn};
 use std::{any::Any, path::PathBuf, sync::Arc};
 use util::ResultExt;
@@ -32,6 +32,7 @@ pub async fn new_json(executor: Arc<Background>) -> Result<PluginLspAdapter> {
 
 pub struct PluginLspAdapter {
     name: WasiFn<(), String>,
+    server_execution_kind: WasiFn<(), ServerExecutionKind>,
     server_args: WasiFn<(), Vec<String>>,
     fetch_latest_server_version: WasiFn<(), Option<String>>,
     fetch_server_binary: WasiFn<(PathBuf, String), Result<PathBuf, String>>,
@@ -47,6 +48,7 @@ impl PluginLspAdapter {
     pub async fn new(mut plugin: Plugin, executor: Arc<Background>) -> Result<Self> {
         Ok(Self {
             name: plugin.function("name")?,
+            server_execution_kind: plugin.function("server_execution_kind")?,
             server_args: plugin.function("server_args")?,
             fetch_latest_server_version: plugin.function("fetch_latest_server_version")?,
             fetch_server_binary: plugin.function("fetch_server_binary")?,
@@ -72,6 +74,15 @@ impl LspAdapter for PluginLspAdapter {
         LanguageServerName(name.into())
     }
 
+    async fn server_execution_kind(&self) -> ServerExecutionKind {
+        self.runtime
+            .lock()
+            .await
+            .call(&self.server_execution_kind, ())
+            .await
+            .unwrap()
+    }
+
     async fn server_args<'a>(&'a self) -> Vec<String> {
         self.runtime
             .lock()

crates/zed/src/languages/lua.rs

@@ -6,7 +6,7 @@ use async_tar::Archive;
 use async_trait::async_trait;
 use client::http::HttpClient;
 use futures::{io::BufReader, StreamExt};
-use language::LanguageServerName;
+use language::{LanguageServerName, ServerExecutionKind};
 use smol::fs;
 use util::{async_iife, ResultExt};
 
@@ -21,6 +21,10 @@ impl super::LspAdapter for LuaLspAdapter {
         LanguageServerName("lua-language-server".into())
     }
 
+    async fn server_execution_kind(&self) -> ServerExecutionKind {
+        ServerExecutionKind::Launch
+    }
+
     async fn server_args(&self) -> Vec<String> {
         vec![
             "--logpath=~/lua-language-server.log".into(),

crates/zed/src/languages/python.rs

@@ -3,7 +3,7 @@ use anyhow::{anyhow, Context, Result};
 use async_trait::async_trait;
 use client::http::HttpClient;
 use futures::StreamExt;
-use language::{LanguageServerName, LspAdapter};
+use language::{LanguageServerName, LspAdapter, ServerExecutionKind};
 use smol::fs;
 use std::{any::Any, path::PathBuf, sync::Arc};
 use util::ResultExt;
@@ -20,6 +20,10 @@ impl LspAdapter for PythonLspAdapter {
         LanguageServerName("pyright".into())
     }
 
+    async fn server_execution_kind(&self) -> ServerExecutionKind {
+        ServerExecutionKind::Node
+    }
+
     async fn server_args(&self) -> Vec<String> {
         vec!["--stdio".into()]
     }

crates/zed/src/languages/ruby.rs

@@ -1,7 +1,7 @@
 use anyhow::{anyhow, Result};
 use async_trait::async_trait;
 use client::http::HttpClient;
-use language::{LanguageServerName, LspAdapter};
+use language::{LanguageServerName, LspAdapter, ServerExecutionKind};
 use std::{any::Any, path::PathBuf, sync::Arc};
 
 pub struct RubyLanguageServer;
@@ -12,6 +12,10 @@ impl LspAdapter for RubyLanguageServer {
         LanguageServerName("solargraph".into())
     }
 
+    async fn server_execution_kind(&self) -> ServerExecutionKind {
+        ServerExecutionKind::Launch
+    }
+
     async fn server_args(&self) -> Vec<String> {
         vec!["stdio".into()]
     }

crates/zed/src/languages/rust.rs

@@ -19,6 +19,10 @@ impl LspAdapter for RustLspAdapter {
         LanguageServerName("rust-analyzer".into())
     }
 
+    async fn server_execution_kind(&self) -> ServerExecutionKind {
+        ServerExecutionKind::Launch
+    }
+
     async fn fetch_latest_server_version(
         &self,
         http: Arc<dyn HttpClient>,

crates/zed/src/languages/typescript.rs

@@ -3,7 +3,7 @@ use anyhow::{anyhow, Context, Result};
 use async_trait::async_trait;
 use client::http::HttpClient;
 use futures::StreamExt;
-use language::{LanguageServerName, LspAdapter};
+use language::{LanguageServerName, LspAdapter, ServerExecutionKind};
 use serde_json::json;
 use smol::fs;
 use std::{any::Any, path::PathBuf, sync::Arc};
@@ -27,6 +27,10 @@ impl LspAdapter for TypeScriptLspAdapter {
         LanguageServerName("typescript-language-server".into())
     }
 
+    async fn server_execution_kind(&self) -> ServerExecutionKind {
+        ServerExecutionKind::Node
+    }
+
     async fn server_args(&self) -> Vec<String> {
         ["--stdio", "--tsserver-path", "node_modules/typescript/lib"]
             .into_iter()

crates/zed/src/languages/yaml.rs

@@ -3,7 +3,7 @@ use async_trait::async_trait;
 use client::http::HttpClient;
 use futures::{future::BoxFuture, FutureExt, StreamExt};
 use gpui::MutableAppContext;
-use language::{LanguageServerName, LspAdapter};
+use language::{LanguageServerName, LspAdapter, ServerExecutionKind};
 use serde_json::Value;
 use settings::Settings;
 use smol::fs;
@@ -24,6 +24,10 @@ impl LspAdapter for YamlLspAdapter {
         LanguageServerName("yaml-language-server".into())
     }
 
+    async fn server_execution_kind(&self) -> ServerExecutionKind {
+        ServerExecutionKind::Node
+    }
+
     async fn server_args(&self) -> Vec<String> {
         vec!["--stdio".into()]
     }