Properly support prettier plugins

crates/zed/src/languages/svelte.rs

@@ -1,7 +1,7 @@
 use anyhow::{anyhow, Result};
 use async_trait::async_trait;
 use futures::StreamExt;
-use language::{LanguageServerName, LspAdapter, LspAdapterDelegate};
+use language::{BundledFormatter, LanguageServerName, LspAdapter, LspAdapterDelegate};
 use lsp::LanguageServerBinary;
 use node_runtime::NodeRuntime;
 use serde_json::json;
@@ -95,6 +95,13 @@ impl LspAdapter for SvelteLspAdapter {
             "provideFormatter": true
         }))
     }
+
+    fn enabled_formatters(&self) -> Vec<BundledFormatter> {
+        vec![BundledFormatter::Prettier {
+            parser_name: Some("svelte"),
+            plugin_names: vec!["prettier-plugin-svelte"],
+        }]
+    }
 }
 
 async fn get_cached_server_binary(

crates/zed/src/languages/tailwind.rs

@@ -6,7 +6,7 @@ use futures::{
     FutureExt, StreamExt,
 };
 use gpui::AppContext;
-use language::{LanguageServerName, LspAdapter, LspAdapterDelegate};
+use language::{BundledFormatter, LanguageServerName, LspAdapter, LspAdapterDelegate};
 use lsp::LanguageServerBinary;
 use node_runtime::NodeRuntime;
 use serde_json::{json, Value};
@@ -127,6 +127,13 @@ impl LspAdapter for TailwindLspAdapter {
             .into_iter(),
         )
     }
+
+    fn enabled_formatters(&self) -> Vec<BundledFormatter> {
+        vec![BundledFormatter::Prettier {
+            parser_name: None,
+            plugin_names: vec!["prettier-plugin-tailwindcss"],
+        }]
+    }
 }
 
 async fn get_cached_server_binary(