use anyhow::Result;use async_trait::async_trait;use gpui::AsyncApp;use language::{    LspAdapter, LspAdapterDelegate, LspInstaller, Toolchain, language_settings::AllLanguageSettings,};use lsp::{LanguageServerBinary, LanguageServerName, Uri};use node_runtime::{NodeRuntime, VersionStrategy};use project::lsp_store::language_server_settings;use semver::Version;use serde_json::Value;use settings::{Settings, SettingsLocation};use std::{    ffi::OsString,    path::{Path, PathBuf},    sync::Arc,};use util::{ResultExt, maybe, merge_json_value_into, rel_path::RelPath}; const SERVER_PATH: &str = "node_modules/yaml-language-server/bin/yaml-language-server"; fn server_binary_arguments(server_path: &Path) -> Vec<OsString> {    vec![server_path.into(), "--stdio".into()]} pub struct YamlLspAdapter {    node: NodeRuntime,} impl YamlLspAdapter {    const SERVER_NAME: LanguageServerName = LanguageServerName::new_static("yaml-language-server");    const PACKAGE_NAME: &str = "yaml-language-server";    pub fn new(node: NodeRuntime) -> Self {        YamlLspAdapter { node }    }} impl LspInstaller for YamlLspAdapter {    type BinaryVersion = Version;     async fn fetch_latest_server_version(        &self,        _: &dyn LspAdapterDelegate,        _: bool,        _: &mut AsyncApp,    ) -> Result<Self::BinaryVersion> {        self.node            .npm_package_latest_version("yaml-language-server")            .await    }     async fn check_if_user_installed(        &self,        delegate: &dyn LspAdapterDelegate,        _: Option<Toolchain>,        _: &AsyncApp,    ) -> Option<LanguageServerBinary> {        let path = delegate.which(Self::SERVER_NAME.as_ref()).await?;        let env = delegate.shell_env().await;         Some(LanguageServerBinary {            path,            env: Some(env),            arguments: vec!["--stdio".into()],        })    }     async fn fetch_server_binary(        &self,        latest_version: Self::BinaryVersion,        container_dir: PathBuf,        _: &dyn LspAdapterDelegate,    ) -> Result<LanguageServerBinary> {        let server_path = container_dir.join(SERVER_PATH);         self.node            .npm_install_packages(                &container_dir,                &[(Self::PACKAGE_NAME, &latest_version.to_string())],            )            .await?;         Ok(LanguageServerBinary {            path: self.node.binary_path().await?,            env: None,            arguments: server_binary_arguments(&server_path),        })    }     async fn check_if_version_installed(        &self,        version: &Self::BinaryVersion,        container_dir: &PathBuf,        _: &dyn LspAdapterDelegate,    ) -> Option<LanguageServerBinary> {        let server_path = container_dir.join(SERVER_PATH);         let should_install_language_server = self            .node            .should_install_npm_package(                Self::PACKAGE_NAME,                &server_path,                container_dir,                VersionStrategy::Latest(version),            )            .await;         if should_install_language_server {            None        } else {            Some(LanguageServerBinary {                path: self.node.binary_path().await.ok()?,                env: None,                arguments: server_binary_arguments(&server_path),            })        }    }     async fn cached_server_binary(        &self,        container_dir: PathBuf,        _: &dyn LspAdapterDelegate,    ) -> Option<LanguageServerBinary> {        get_cached_server_binary(container_dir, &self.node).await    }} #[async_trait(?Send)]impl LspAdapter for YamlLspAdapter {    fn name(&self) -> LanguageServerName {        Self::SERVER_NAME    }     async fn workspace_configuration(        self: Arc<Self>,        delegate: &Arc<dyn LspAdapterDelegate>,        _: Option<Toolchain>,        _: Option<Uri>,        cx: &mut AsyncApp,    ) -> Result<Value> {        let location = SettingsLocation {            worktree_id: delegate.worktree_id(),            path: RelPath::empty(),        };         let tab_size = cx.update(|cx| {            AllLanguageSettings::get(Some(location), cx)                .language(Some(location), Some(&"YAML".into()), cx)                .tab_size        });         let mut options = serde_json::json!({            "[yaml]": {"editor.tabSize": tab_size},            "yaml": {"format": {"enable": true}}        });         let project_options = cx.update(|cx| {            language_server_settings(delegate.as_ref(), &Self::SERVER_NAME, cx)                .and_then(|s| worktree_root(delegate, s.settings.clone()))        });        if let Some(override_options) = project_options {            merge_json_value_into(override_options, &mut options);        }        Ok(options)    }} fn worktree_root(delegate: &Arc<dyn LspAdapterDelegate>, settings: Option<Value>) -> Option<Value> {    let Some(Value::Object(mut settings_map)) = settings else {        return settings;    };     let Some(Value::Object(yaml_config)) = settings_map.get_mut("yaml") else {        return Some(Value::Object(settings_map));    };     let Some(Value::Object(schemas)) = yaml_config.remove("schemas") else {        return Some(Value::Object(settings_map));    };     let schemas = schemas        .into_iter()        .map(|(url, v)| {            if !url.starts_with(".") && !url.starts_with("~") {                (url, v)            } else {                let resolved_url = delegate                    .resolve_relative_path(url.into())                    .to_string_lossy()                    .into_owned();                (resolved_url, v)            }        })        .collect::<serde_json::Map<String, Value>>();     yaml_config.insert("schemas".into(), Value::Object(schemas));    Some(Value::Object(settings_map))} async fn get_cached_server_binary(    container_dir: PathBuf,    node: &NodeRuntime,) -> Option<LanguageServerBinary> {    maybe!(async {        let server_path = container_dir.join(SERVER_PATH);        anyhow::ensure!(            server_path.exists(),            "missing executable in directory {server_path:?}"        );        Ok(LanguageServerBinary {            path: node.binary_path().await?,            env: None,            arguments: server_binary_arguments(&server_path),        })    })    .await    .log_err()}