@@ -1,26 +1,21 @@
-use super::installation::{npm_install_packages, npm_package_latest_version};
-use anyhow::{anyhow, Context, Result};
+use super::installation::{latest_github_release, GitHubLspBinaryVersion};
+use anyhow::{anyhow, Result};
use async_trait::async_trait;
use client::http::HttpClient;
use collections::HashMap;
use futures::StreamExt;
use language::{LanguageServerName, LspAdapter};
use serde_json::json;
-use smol::fs;
-use std::{any::Any, path::PathBuf, sync::Arc};
+use smol::fs::{self, File};
+use std::{any::Any, env::consts, path::PathBuf, sync::Arc};
use util::ResultExt;
pub struct JsonLspAdapter;
-impl JsonLspAdapter {
- const BIN_PATH: &'static str =
- "node_modules/vscode-json-languageserver/bin/vscode-json-languageserver";
-}
-
#[async_trait]
impl LspAdapter for JsonLspAdapter {
async fn name(&self) -> LanguageServerName {
- LanguageServerName("vscode-json-languageserver".into())
+ LanguageServerName("json-language-server".into())
}
async fn server_args(&self) -> Vec<String> {
@@ -29,28 +24,44 @@ impl LspAdapter for JsonLspAdapter {
async fn fetch_latest_server_version(
&self,
- _: Arc<dyn HttpClient>,
- ) -> Result<Box<dyn 'static + Any + Send>> {
- Ok(Box::new(npm_package_latest_version("vscode-json-languageserver").await?) as Box<_>)
+ http: Arc<dyn HttpClient>,
+ ) -> Result<Box<dyn 'static + Send + Any>> {
+ let release = latest_github_release("zed-industries/json-language-server", http).await?;
+ let asset_name = format!("json-language-server-darwin-{}", consts::ARCH);
+ let asset = release
+ .assets
+ .iter()
+ .find(|asset| asset.name == asset_name)
+ .ok_or_else(|| anyhow!("no asset found matching {:?}", asset_name))?;
+ let version = GitHubLspBinaryVersion {
+ name: release.name,
+ url: asset.browser_download_url.clone(),
+ };
+ Ok(Box::new(version) as Box<_>)
}
async fn fetch_server_binary(
&self,
version: Box<dyn 'static + Send + Any>,
- _: Arc<dyn HttpClient>,
+ http: 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(
- [("vscode-json-languageserver", version.as_str())],
- &version_dir,
+ let version = version.downcast::<GitHubLspBinaryVersion>().unwrap();
+ let destination_path = container_dir.join(format!(
+ "json-language-server-{}-{}",
+ version.name,
+ consts::ARCH
+ ));
+ if fs::metadata(&destination_path).await.is_err() {
+ let mut response = http
+ .get(&version.url, Default::default(), true)
+ .await
+ .map_err(|err| anyhow!("error downloading release: {}", err))?;
+ let mut file = File::create(&destination_path).await?;
+ futures::io::copy(response.body_mut(), &mut file).await?;
+ fs::set_permissions(
+ &destination_path,
+ <fs::Permissions as fs::unix::PermissionsExt>::from_mode(0o755),
)
.await?;
@@ -58,37 +69,25 @@ impl LspAdapter for JsonLspAdapter {
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();
+ if entry_path.as_path() != destination_path {
+ fs::remove_file(&entry_path).await.log_err();
}
}
}
}
}
- Ok(binary_path)
+ Ok(destination_path)
}
async fn cached_server_binary(&self, container_dir: PathBuf) -> Option<PathBuf> {
(|| async move {
- let mut last_version_dir = None;
+ let mut last = 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
- ))
+ last = Some(entry?.path());
}
+ last.ok_or_else(|| anyhow!("no cached binary"))
})()
.await
.log_err()