@@ -14,8 +14,8 @@ mod lua;
mod python;
mod ruby;
mod rust;
-
mod typescript;
+mod yaml;
// 1. Add tree-sitter-{language} parser to zed crate
// 2. Create a language directory in zed/crates/zed/src/languages and add the language to init function below
@@ -131,8 +131,8 @@ pub fn init(languages: Arc<LanguageRegistry>) {
(
"yaml",
tree_sitter_yaml::language(),
- None, //
- )
+ Some(Box::new(yaml::YamlLspAdapter)),
+ ),
] {
languages.register(name, load_config(name), grammar, lsp_adapter, load_queries);
}
@@ -0,0 +1,94 @@
+use std::{any::Any, path::PathBuf, sync::Arc};
+
+use anyhow::{anyhow, Context, Result};
+use async_trait::async_trait;
+use client::http::HttpClient;
+use futures::StreamExt;
+use serde_json::json;
+use smol::fs;
+
+use language::{LanguageServerName, LspAdapter};
+use util::ResultExt;
+
+use super::installation::{npm_install_packages, npm_package_latest_version};
+
+pub struct YamlLspAdapter;
+
+impl YamlLspAdapter {
+ const BIN_PATH: &'static str = "node_modules/yaml-language-server/bin/yaml-language-server";
+}
+
+#[async_trait]
+impl LspAdapter for YamlLspAdapter {
+ async fn name(&self) -> LanguageServerName {
+ LanguageServerName("yaml-language-server".into())
+ }
+
+ async fn server_args(&self) -> Vec<String> {
+ vec!["--stdio".into()]
+ }
+
+ async fn fetch_latest_server_version(
+ &self,
+ _: Arc<dyn HttpClient>,
+ ) -> Result<Box<dyn 'static + Any + Send>> {
+ Ok(Box::new(npm_package_latest_version("yaml-language-server").await?) as Box<_>)
+ }
+
+ async fn fetch_server_binary(
+ &self,
+ version: Box<dyn 'static + Send + Any>,
+ _: Arc<dyn HttpClient>,
+ container_dir: PathBuf,
+ ) -> Result<PathBuf> {
+ let version = version.downcast::<String>().unwrap();
+ let version_dir = container_dir.join(version.as_str());
+ fs::create_dir_all(&version_dir)
+ .await
+ .context("failed to create version directory")?;
+ let binary_path = version_dir.join(Self::BIN_PATH);
+
+ if fs::metadata(&binary_path).await.is_err() {
+ npm_install_packages([("yaml-language-server", version.as_str())], &version_dir)
+ .await?;
+
+ if let Some(mut entries) = fs::read_dir(&container_dir).await.log_err() {
+ while let Some(entry) = entries.next().await {
+ if let Some(entry) = entry.log_err() {
+ let entry_path = entry.path();
+ if entry_path.as_path() != version_dir {
+ fs::remove_dir_all(&entry_path).await.log_err();
+ }
+ }
+ }
+ }
+ }
+
+ Ok(binary_path)
+ }
+
+ async fn cached_server_binary(&self, container_dir: PathBuf) -> Option<PathBuf> {
+ (|| async move {
+ let mut last_version_dir = None;
+ let mut entries = fs::read_dir(&container_dir).await?;
+ while let Some(entry) = entries.next().await {
+ let entry = entry?;
+ if entry.file_type().await?.is_dir() {
+ last_version_dir = Some(entry.path());
+ }
+ }
+ let last_version_dir = last_version_dir.ok_or_else(|| anyhow!("no cached binary"))?;
+ let bin_path = last_version_dir.join(Self::BIN_PATH);
+ if bin_path.exists() {
+ Ok(bin_path)
+ } else {
+ Err(anyhow!(
+ "missing executable in directory {:?}",
+ last_version_dir
+ ))
+ }
+ })()
+ .await
+ .log_err()
+ }
+}