772 lines
32 KiB
Rust
772 lines
32 KiB
Rust
use std::{
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ops::ControlFlow,
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path::{Path, PathBuf},
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sync::Arc,
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};
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use anyhow::Context;
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use collections::HashSet;
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use fs::Fs;
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use futures::{
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future::{self, Shared},
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FutureExt,
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};
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use gpui::{AsyncAppContext, Model, ModelContext, Task, WeakModel};
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use language::{
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language_settings::{Formatter, LanguageSettings},
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Buffer, Language, LanguageServerName, LocalFile,
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};
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use lsp::LanguageServerId;
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use node_runtime::NodeRuntime;
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use prettier::Prettier;
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use util::{paths::DEFAULT_PRETTIER_DIR, ResultExt, TryFutureExt};
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use crate::{
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Event, File, FormatOperation, PathChange, Project, ProjectEntryId, Worktree, WorktreeId,
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};
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pub fn prettier_plugins_for_language(
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language: &Language,
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language_settings: &LanguageSettings,
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) -> Option<HashSet<&'static str>> {
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match &language_settings.formatter {
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Formatter::Prettier { .. } | Formatter::Auto => {}
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Formatter::LanguageServer | Formatter::External { .. } => return None,
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};
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let mut prettier_plugins = None;
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if language.prettier_parser_name().is_some() {
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prettier_plugins
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.get_or_insert_with(|| HashSet::default())
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.extend(
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language
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.lsp_adapters()
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.iter()
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.flat_map(|adapter| adapter.prettier_plugins()),
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)
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}
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prettier_plugins
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}
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pub(super) async fn format_with_prettier(
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project: &WeakModel<Project>,
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buffer: &Model<Buffer>,
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cx: &mut AsyncAppContext,
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) -> Option<FormatOperation> {
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if let Some((prettier_path, prettier_task)) = project
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.update(cx, |project, cx| {
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project.prettier_instance_for_buffer(buffer, cx)
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})
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.ok()?
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.await
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{
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match prettier_task.await {
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Ok(prettier) => {
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let buffer_path = buffer
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.update(cx, |buffer, cx| {
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File::from_dyn(buffer.file()).map(|file| file.abs_path(cx))
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})
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.ok()?;
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match prettier.format(buffer, buffer_path, cx).await {
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Ok(new_diff) => return Some(FormatOperation::Prettier(new_diff)),
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Err(e) => {
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log::error!(
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"Prettier instance from {prettier_path:?} failed to format a buffer: {e:#}"
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);
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}
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}
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}
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Err(e) => project
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.update(cx, |project, _| {
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let instance_to_update = match prettier_path {
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Some(prettier_path) => {
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log::error!(
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"Prettier instance from path {prettier_path:?} failed to spawn: {e:#}"
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);
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project.prettier_instances.get_mut(&prettier_path)
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}
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None => {
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log::error!("Default prettier instance failed to spawn: {e:#}");
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match &mut project.default_prettier.prettier {
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PrettierInstallation::NotInstalled { .. } => None,
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PrettierInstallation::Installed(instance) => Some(instance),
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}
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}
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};
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if let Some(instance) = instance_to_update {
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instance.attempt += 1;
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instance.prettier = None;
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}
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})
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.ok()?,
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}
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}
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None
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}
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pub struct DefaultPrettier {
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prettier: PrettierInstallation,
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installed_plugins: HashSet<&'static str>,
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}
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pub enum PrettierInstallation {
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NotInstalled {
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attempts: usize,
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installation_task: Option<Shared<Task<Result<(), Arc<anyhow::Error>>>>>,
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not_installed_plugins: HashSet<&'static str>,
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},
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Installed(PrettierInstance),
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}
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pub type PrettierTask = Shared<Task<Result<Arc<Prettier>, Arc<anyhow::Error>>>>;
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#[derive(Clone)]
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pub struct PrettierInstance {
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attempt: usize,
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prettier: Option<PrettierTask>,
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}
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impl Default for DefaultPrettier {
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fn default() -> Self {
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Self {
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prettier: PrettierInstallation::NotInstalled {
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attempts: 0,
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installation_task: None,
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not_installed_plugins: HashSet::default(),
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},
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installed_plugins: HashSet::default(),
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}
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}
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}
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impl DefaultPrettier {
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pub fn instance(&self) -> Option<&PrettierInstance> {
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if let PrettierInstallation::Installed(instance) = &self.prettier {
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Some(instance)
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} else {
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None
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}
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}
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pub fn prettier_task(
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&mut self,
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node: &Arc<dyn NodeRuntime>,
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worktree_id: Option<WorktreeId>,
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cx: &mut ModelContext<'_, Project>,
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) -> Option<Task<anyhow::Result<PrettierTask>>> {
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match &mut self.prettier {
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PrettierInstallation::NotInstalled { .. } => {
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Some(start_default_prettier(Arc::clone(node), worktree_id, cx))
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}
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PrettierInstallation::Installed(existing_instance) => {
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existing_instance.prettier_task(node, None, worktree_id, cx)
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}
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}
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}
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}
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impl PrettierInstance {
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pub fn prettier_task(
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&mut self,
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node: &Arc<dyn NodeRuntime>,
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prettier_dir: Option<&Path>,
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worktree_id: Option<WorktreeId>,
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cx: &mut ModelContext<'_, Project>,
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) -> Option<Task<anyhow::Result<PrettierTask>>> {
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if self.attempt > prettier::FAIL_THRESHOLD {
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match prettier_dir {
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Some(prettier_dir) => log::warn!(
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"Prettier from path {prettier_dir:?} exceeded launch threshold, not starting"
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),
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None => log::warn!("Default prettier exceeded launch threshold, not starting"),
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}
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return None;
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}
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Some(match &self.prettier {
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Some(prettier_task) => Task::ready(Ok(prettier_task.clone())),
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None => match prettier_dir {
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Some(prettier_dir) => {
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let new_task = start_prettier(
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Arc::clone(node),
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prettier_dir.to_path_buf(),
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worktree_id,
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cx,
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);
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self.attempt += 1;
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self.prettier = Some(new_task.clone());
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Task::ready(Ok(new_task))
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}
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None => {
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self.attempt += 1;
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let node = Arc::clone(node);
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cx.spawn(|project, mut cx| async move {
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project
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.update(&mut cx, |_, cx| {
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start_default_prettier(node, worktree_id, cx)
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})?
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.await
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})
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}
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},
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})
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}
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}
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fn start_default_prettier(
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node: Arc<dyn NodeRuntime>,
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worktree_id: Option<WorktreeId>,
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cx: &mut ModelContext<'_, Project>,
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) -> Task<anyhow::Result<PrettierTask>> {
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cx.spawn(|project, mut cx| async move {
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loop {
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let installation_task = project.update(&mut cx, |project, _| {
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match &project.default_prettier.prettier {
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PrettierInstallation::NotInstalled {
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installation_task, ..
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} => ControlFlow::Continue(installation_task.clone()),
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PrettierInstallation::Installed(default_prettier) => {
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ControlFlow::Break(default_prettier.clone())
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}
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}
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})?;
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match installation_task {
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ControlFlow::Continue(None) => {
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anyhow::bail!("Default prettier is not installed and cannot be started")
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}
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ControlFlow::Continue(Some(installation_task)) => {
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log::info!("Waiting for default prettier to install");
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if let Err(e) = installation_task.await {
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project.update(&mut cx, |project, _| {
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if let PrettierInstallation::NotInstalled {
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installation_task,
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attempts,
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..
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} = &mut project.default_prettier.prettier
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{
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*installation_task = None;
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*attempts += 1;
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}
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})?;
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anyhow::bail!(
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"Cannot start default prettier due to its installation failure: {e:#}"
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);
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}
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let new_default_prettier = project.update(&mut cx, |project, cx| {
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let new_default_prettier =
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start_prettier(node, DEFAULT_PRETTIER_DIR.clone(), worktree_id, cx);
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project.default_prettier.prettier =
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PrettierInstallation::Installed(PrettierInstance {
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attempt: 0,
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prettier: Some(new_default_prettier.clone()),
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});
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new_default_prettier
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})?;
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return Ok(new_default_prettier);
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}
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ControlFlow::Break(instance) => match instance.prettier {
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Some(instance) => return Ok(instance),
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None => {
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let new_default_prettier = project.update(&mut cx, |project, cx| {
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let new_default_prettier =
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start_prettier(node, DEFAULT_PRETTIER_DIR.clone(), worktree_id, cx);
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project.default_prettier.prettier =
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PrettierInstallation::Installed(PrettierInstance {
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attempt: instance.attempt + 1,
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prettier: Some(new_default_prettier.clone()),
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});
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new_default_prettier
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})?;
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return Ok(new_default_prettier);
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}
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},
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}
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}
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})
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}
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fn start_prettier(
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node: Arc<dyn NodeRuntime>,
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prettier_dir: PathBuf,
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worktree_id: Option<WorktreeId>,
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cx: &mut ModelContext<'_, Project>,
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) -> PrettierTask {
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cx.spawn(|project, mut cx| async move {
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log::info!("Starting prettier at path {prettier_dir:?}");
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let new_server_id = project.update(&mut cx, |project, _| {
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project.languages.next_language_server_id()
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})?;
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let new_prettier = Prettier::start(new_server_id, prettier_dir, node, cx.clone())
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.await
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.context("default prettier spawn")
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.map(Arc::new)
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.map_err(Arc::new)?;
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register_new_prettier(&project, &new_prettier, worktree_id, new_server_id, &mut cx);
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Ok(new_prettier)
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})
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.shared()
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}
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fn register_new_prettier(
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project: &WeakModel<Project>,
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prettier: &Prettier,
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worktree_id: Option<WorktreeId>,
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new_server_id: LanguageServerId,
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cx: &mut AsyncAppContext,
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) {
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let prettier_dir = prettier.prettier_dir();
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let is_default = prettier.is_default();
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if is_default {
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log::info!("Started default prettier in {prettier_dir:?}");
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} else {
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log::info!("Started prettier in {prettier_dir:?}");
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}
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if let Some(prettier_server) = prettier.server() {
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project
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.update(cx, |project, cx| {
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let name = if is_default {
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LanguageServerName(Arc::from("prettier (default)"))
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} else {
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let worktree_path = worktree_id
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.and_then(|id| project.worktree_for_id(id, cx))
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.map(|worktree| worktree.update(cx, |worktree, _| worktree.abs_path()));
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let name = match worktree_path {
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Some(worktree_path) => {
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if prettier_dir == worktree_path.as_ref() {
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let name = prettier_dir
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.file_name()
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.and_then(|name| name.to_str())
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.unwrap_or_default();
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format!("prettier ({name})")
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} else {
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let dir_to_display = prettier_dir
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.strip_prefix(worktree_path.as_ref())
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.ok()
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.unwrap_or(prettier_dir);
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format!("prettier ({})", dir_to_display.display())
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}
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}
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None => format!("prettier ({})", prettier_dir.display()),
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};
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LanguageServerName(Arc::from(name))
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};
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project
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.supplementary_language_servers
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.insert(new_server_id, (name, Arc::clone(prettier_server)));
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cx.emit(Event::LanguageServerAdded(new_server_id));
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})
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.ok();
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}
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}
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async fn install_prettier_packages(
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plugins_to_install: HashSet<&'static str>,
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node: Arc<dyn NodeRuntime>,
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) -> anyhow::Result<()> {
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let packages_to_versions =
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future::try_join_all(plugins_to_install.iter().chain(Some(&"prettier")).map(
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|package_name| async {
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let returned_package_name = package_name.to_string();
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let latest_version = node
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.npm_package_latest_version(package_name)
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.await
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.with_context(|| {
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format!("fetching latest npm version for package {returned_package_name}")
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})?;
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anyhow::Ok((returned_package_name, latest_version))
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},
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))
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.await
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.context("fetching latest npm versions")?;
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log::info!("Fetching default prettier and plugins: {packages_to_versions:?}");
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let borrowed_packages = packages_to_versions
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.iter()
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.map(|(package, version)| (package.as_str(), version.as_str()))
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.collect::<Vec<_>>();
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node.npm_install_packages(DEFAULT_PRETTIER_DIR.as_path(), &borrowed_packages)
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.await
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.context("fetching formatter packages")?;
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anyhow::Ok(())
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}
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async fn save_prettier_server_file(fs: &dyn Fs) -> Result<(), anyhow::Error> {
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let prettier_wrapper_path = DEFAULT_PRETTIER_DIR.join(prettier::PRETTIER_SERVER_FILE);
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fs.save(
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&prettier_wrapper_path,
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&text::Rope::from(prettier::PRETTIER_SERVER_JS),
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text::LineEnding::Unix,
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)
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.await
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.with_context(|| {
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format!(
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"writing {} file at {prettier_wrapper_path:?}",
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prettier::PRETTIER_SERVER_FILE
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)
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})?;
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Ok(())
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}
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|
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impl Project {
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pub fn update_prettier_settings(
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&self,
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worktree: &Model<Worktree>,
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changes: &[(Arc<Path>, ProjectEntryId, PathChange)],
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cx: &mut ModelContext<'_, Project>,
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) {
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let prettier_config_files = Prettier::CONFIG_FILE_NAMES
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.iter()
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.map(Path::new)
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.collect::<HashSet<_>>();
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let prettier_config_file_changed = changes
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.iter()
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.filter(|(_, _, change)| !matches!(change, PathChange::Loaded))
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.filter(|(path, _, _)| {
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!path
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.components()
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.any(|component| component.as_os_str().to_string_lossy() == "node_modules")
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})
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.find(|(path, _, _)| prettier_config_files.contains(path.as_ref()));
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let current_worktree_id = worktree.read(cx).id();
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if let Some((config_path, _, _)) = prettier_config_file_changed {
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log::info!(
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"Prettier config file {config_path:?} changed, reloading prettier instances for worktree {current_worktree_id}"
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);
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let prettiers_to_reload =
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self.prettiers_per_worktree
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.get(¤t_worktree_id)
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.iter()
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.flat_map(|prettier_paths| prettier_paths.iter())
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.flatten()
|
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.filter_map(|prettier_path| {
|
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Some((
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current_worktree_id,
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Some(prettier_path.clone()),
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self.prettier_instances.get(prettier_path)?.clone(),
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))
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})
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.chain(self.default_prettier.instance().map(|default_prettier| {
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(current_worktree_id, None, default_prettier.clone())
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}))
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.collect::<Vec<_>>();
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|
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cx.background_executor()
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.spawn(async move {
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let _: Vec<()> = future::join_all(prettiers_to_reload.into_iter().map(|(worktree_id, prettier_path, prettier_instance)| {
|
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async move {
|
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if let Some(instance) = prettier_instance.prettier {
|
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match instance.await {
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Ok(prettier) => {
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prettier.clear_cache().log_err().await;
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},
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Err(e) => {
|
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match prettier_path {
|
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Some(prettier_path) => log::error!(
|
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"Failed to clear prettier {prettier_path:?} cache for worktree {worktree_id:?} on prettier settings update: {e:#}"
|
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),
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None => log::error!(
|
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"Failed to clear default prettier cache for worktree {worktree_id:?} on prettier settings update: {e:#}"
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),
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}
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},
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}
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}
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}
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}))
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.await;
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})
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.detach();
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}
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}
|
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|
|
fn prettier_instance_for_buffer(
|
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&mut self,
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buffer: &Model<Buffer>,
|
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cx: &mut ModelContext<Self>,
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) -> Task<Option<(Option<PathBuf>, PrettierTask)>> {
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let buffer = buffer.read(cx);
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let buffer_file = buffer.file();
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let Some(buffer_language) = buffer.language() else {
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return Task::ready(None);
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};
|
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if buffer_language.prettier_parser_name().is_none() {
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return Task::ready(None);
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}
|
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|
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if self.is_local() {
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let Some(node) = self.node.as_ref().map(Arc::clone) else {
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return Task::ready(None);
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};
|
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match File::from_dyn(buffer_file).map(|file| (file.worktree_id(cx), file.abs_path(cx)))
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{
|
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Some((worktree_id, buffer_path)) => {
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let fs = Arc::clone(&self.fs);
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let installed_prettiers = self.prettier_instances.keys().cloned().collect();
|
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return cx.spawn(|project, mut cx| async move {
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match cx
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.background_executor()
|
|
.spawn(async move {
|
|
Prettier::locate_prettier_installation(
|
|
fs.as_ref(),
|
|
&installed_prettiers,
|
|
&buffer_path,
|
|
)
|
|
.await
|
|
})
|
|
.await
|
|
{
|
|
Ok(ControlFlow::Break(())) => {
|
|
return None;
|
|
}
|
|
Ok(ControlFlow::Continue(None)) => {
|
|
let default_instance = project
|
|
.update(&mut cx, |project, cx| {
|
|
project
|
|
.prettiers_per_worktree
|
|
.entry(worktree_id)
|
|
.or_default()
|
|
.insert(None);
|
|
project.default_prettier.prettier_task(
|
|
&node,
|
|
Some(worktree_id),
|
|
cx,
|
|
)
|
|
})
|
|
.ok()?;
|
|
Some((None, default_instance?.log_err().await?))
|
|
}
|
|
Ok(ControlFlow::Continue(Some(prettier_dir))) => {
|
|
project
|
|
.update(&mut cx, |project, _| {
|
|
project
|
|
.prettiers_per_worktree
|
|
.entry(worktree_id)
|
|
.or_default()
|
|
.insert(Some(prettier_dir.clone()))
|
|
})
|
|
.ok()?;
|
|
if let Some(prettier_task) = project
|
|
.update(&mut cx, |project, cx| {
|
|
project.prettier_instances.get_mut(&prettier_dir).map(
|
|
|existing_instance| {
|
|
existing_instance.prettier_task(
|
|
&node,
|
|
Some(&prettier_dir),
|
|
Some(worktree_id),
|
|
cx,
|
|
)
|
|
},
|
|
)
|
|
})
|
|
.ok()?
|
|
{
|
|
log::debug!(
|
|
"Found already started prettier in {prettier_dir:?}"
|
|
);
|
|
return Some((
|
|
Some(prettier_dir),
|
|
prettier_task?.await.log_err()?,
|
|
));
|
|
}
|
|
|
|
log::info!("Found prettier in {prettier_dir:?}, starting.");
|
|
let new_prettier_task = project
|
|
.update(&mut cx, |project, cx| {
|
|
let new_prettier_task = start_prettier(
|
|
node,
|
|
prettier_dir.clone(),
|
|
Some(worktree_id),
|
|
cx,
|
|
);
|
|
project.prettier_instances.insert(
|
|
prettier_dir.clone(),
|
|
PrettierInstance {
|
|
attempt: 0,
|
|
prettier: Some(new_prettier_task.clone()),
|
|
},
|
|
);
|
|
new_prettier_task
|
|
})
|
|
.ok()?;
|
|
Some((Some(prettier_dir), new_prettier_task))
|
|
}
|
|
Err(e) => {
|
|
log::error!("Failed to determine prettier path for buffer: {e:#}");
|
|
return None;
|
|
}
|
|
}
|
|
});
|
|
}
|
|
None => {
|
|
let new_task = self.default_prettier.prettier_task(&node, None, cx);
|
|
return cx
|
|
.spawn(|_, _| async move { Some((None, new_task?.log_err().await?)) });
|
|
}
|
|
}
|
|
} else {
|
|
return Task::ready(None);
|
|
}
|
|
}
|
|
|
|
#[cfg(any(test, feature = "test-support"))]
|
|
pub fn install_default_prettier(
|
|
&mut self,
|
|
_worktree: Option<WorktreeId>,
|
|
plugins: HashSet<&'static str>,
|
|
_cx: &mut ModelContext<Self>,
|
|
) {
|
|
// suppress unused code warnings
|
|
let _ = install_prettier_packages;
|
|
let _ = save_prettier_server_file;
|
|
|
|
self.default_prettier.installed_plugins.extend(plugins);
|
|
self.default_prettier.prettier = PrettierInstallation::Installed(PrettierInstance {
|
|
attempt: 0,
|
|
prettier: None,
|
|
});
|
|
}
|
|
|
|
#[cfg(not(any(test, feature = "test-support")))]
|
|
pub fn install_default_prettier(
|
|
&mut self,
|
|
worktree: Option<WorktreeId>,
|
|
mut new_plugins: HashSet<&'static str>,
|
|
cx: &mut ModelContext<Self>,
|
|
) {
|
|
let Some(node) = self.node.as_ref().cloned() else {
|
|
return;
|
|
};
|
|
log::info!("Initializing default prettier with plugins {new_plugins:?}");
|
|
let fs = Arc::clone(&self.fs);
|
|
let locate_prettier_installation = match worktree.and_then(|worktree_id| {
|
|
self.worktree_for_id(worktree_id, cx)
|
|
.map(|worktree| worktree.read(cx).abs_path())
|
|
}) {
|
|
Some(locate_from) => {
|
|
let installed_prettiers = self.prettier_instances.keys().cloned().collect();
|
|
cx.background_executor().spawn(async move {
|
|
Prettier::locate_prettier_installation(
|
|
fs.as_ref(),
|
|
&installed_prettiers,
|
|
locate_from.as_ref(),
|
|
)
|
|
.await
|
|
})
|
|
}
|
|
None => Task::ready(Ok(ControlFlow::Continue(None))),
|
|
};
|
|
new_plugins.retain(|plugin| !self.default_prettier.installed_plugins.contains(plugin));
|
|
let mut installation_attempt = 0;
|
|
let previous_installation_task = match &mut self.default_prettier.prettier {
|
|
PrettierInstallation::NotInstalled {
|
|
installation_task,
|
|
attempts,
|
|
not_installed_plugins,
|
|
} => {
|
|
installation_attempt = *attempts;
|
|
if installation_attempt > prettier::FAIL_THRESHOLD {
|
|
*installation_task = None;
|
|
log::warn!(
|
|
"Default prettier installation had failed {installation_attempt} times, not attempting again",
|
|
);
|
|
return;
|
|
}
|
|
new_plugins.extend(not_installed_plugins.iter());
|
|
installation_task.clone()
|
|
}
|
|
PrettierInstallation::Installed { .. } => {
|
|
if new_plugins.is_empty() {
|
|
return;
|
|
}
|
|
None
|
|
}
|
|
};
|
|
|
|
let plugins_to_install = new_plugins.clone();
|
|
let fs = Arc::clone(&self.fs);
|
|
let new_installation_task = cx
|
|
.spawn(|project, mut cx| async move {
|
|
match locate_prettier_installation
|
|
.await
|
|
.context("locate prettier installation")
|
|
.map_err(Arc::new)?
|
|
{
|
|
ControlFlow::Break(()) => return Ok(()),
|
|
ControlFlow::Continue(prettier_path) => {
|
|
if prettier_path.is_some() {
|
|
new_plugins.clear();
|
|
}
|
|
let mut needs_install = false;
|
|
if let Some(previous_installation_task) = previous_installation_task {
|
|
if let Err(e) = previous_installation_task.await {
|
|
log::error!("Failed to install default prettier: {e:#}");
|
|
project.update(&mut cx, |project, _| {
|
|
if let PrettierInstallation::NotInstalled { attempts, not_installed_plugins, .. } = &mut project.default_prettier.prettier {
|
|
*attempts += 1;
|
|
new_plugins.extend(not_installed_plugins.iter());
|
|
installation_attempt = *attempts;
|
|
needs_install = true;
|
|
};
|
|
})?;
|
|
}
|
|
};
|
|
if installation_attempt > prettier::FAIL_THRESHOLD {
|
|
project.update(&mut cx, |project, _| {
|
|
if let PrettierInstallation::NotInstalled { installation_task, .. } = &mut project.default_prettier.prettier {
|
|
*installation_task = None;
|
|
};
|
|
})?;
|
|
log::warn!(
|
|
"Default prettier installation had failed {installation_attempt} times, not attempting again",
|
|
);
|
|
return Ok(());
|
|
}
|
|
project.update(&mut cx, |project, _| {
|
|
new_plugins.retain(|plugin| {
|
|
!project.default_prettier.installed_plugins.contains(plugin)
|
|
});
|
|
if let PrettierInstallation::NotInstalled { not_installed_plugins, .. } = &mut project.default_prettier.prettier {
|
|
not_installed_plugins.retain(|plugin| {
|
|
!project.default_prettier.installed_plugins.contains(plugin)
|
|
});
|
|
not_installed_plugins.extend(new_plugins.iter());
|
|
}
|
|
needs_install |= !new_plugins.is_empty();
|
|
})?;
|
|
if needs_install {
|
|
let installed_plugins = new_plugins.clone();
|
|
cx.background_executor()
|
|
.spawn(async move {
|
|
save_prettier_server_file(fs.as_ref()).await?;
|
|
install_prettier_packages(new_plugins, node).await
|
|
})
|
|
.await
|
|
.context("prettier & plugins install")
|
|
.map_err(Arc::new)?;
|
|
log::info!("Initialized prettier with plugins: {installed_plugins:?}");
|
|
project.update(&mut cx, |project, _| {
|
|
project.default_prettier.prettier =
|
|
PrettierInstallation::Installed(PrettierInstance {
|
|
attempt: 0,
|
|
prettier: None,
|
|
});
|
|
project.default_prettier
|
|
.installed_plugins
|
|
.extend(installed_plugins);
|
|
})?;
|
|
}
|
|
}
|
|
}
|
|
Ok(())
|
|
})
|
|
.shared();
|
|
self.default_prettier.prettier = PrettierInstallation::NotInstalled {
|
|
attempts: installation_attempt,
|
|
installation_task: Some(new_installation_task),
|
|
not_installed_plugins: plugins_to_install,
|
|
};
|
|
}
|
|
}
|