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Merge #5299

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5299: Reload when new example/test/etc is added r=matklad a=matklad

bors r+
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Co-authored-by: Aleksey Kladov <aleksey.kladov@gmail.com>
This commit is contained in:
bors[bot] 2020-07-10 20:31:11 +00:00 committed by GitHub
commit fd6fb78440
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5 changed files with 107 additions and 42 deletions
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6
crates/ra_project_model/src/cargo_workspace.rs
View file

@ -155,7 +155,7 @@ impl CargoWorkspace {
if let Some(target) = cargo_features.target.as_ref() {
meta.other_options(vec![String::from("--filter-platform"), target.clone()]);
}
let meta = meta.exec().with_context(|| {
let mut meta = meta.exec().with_context(|| {
format!("Failed to run `cargo metadata --manifest-path {}`", cargo_toml.display())
})?;
@ -175,6 +175,7 @@ impl CargoWorkspace {
let ws_members = &meta.workspace_members;
meta.packages.sort_by(|a, b| a.id.cmp(&b.id));
for meta_pkg in meta.packages {
let cargo_metadata::Package { id, edition, name, manifest_path, version, .. } =
meta_pkg;
@ -210,7 +211,7 @@ impl CargoWorkspace {
}
}
let resolve = meta.resolve.expect("metadata executed with deps");
for node in resolve.nodes {
for mut node in resolve.nodes {
let source = match pkg_by_id.get(&node.id) {
Some(&src) => src,
// FIXME: replace this and a similar branch below with `.unwrap`, once
@ -221,6 +222,7 @@ impl CargoWorkspace {
continue;
}
};
node.deps.sort_by(|a, b| a.pkg.cmp(&b.pkg));
for dep_node in node.deps {
let pkg = match pkg_by_id.get(&dep_node.pkg) {
Some(&pkg) => pkg,

23
crates/rust-analyzer/src/global_state.rs
View file

@ -26,6 +26,7 @@ use crate::{
to_proto::url_from_abs_path,
Result,
};
use ra_prof::profile;
#[derive(Eq, PartialEq, Copy, Clone)]
pub(crate) enum Status {
@ -122,6 +123,10 @@ impl GlobalState {
}
pub(crate) fn process_changes(&mut self) -> bool {
let _p = profile("GlobalState::process_changes");
let mut fs_changes = Vec::new();
let mut has_fs_changes = false;
let change = {
let mut change = AnalysisChange::new();
let (vfs, line_endings_map) = &mut *self.vfs.write();
@ -130,13 +135,14 @@ impl GlobalState {
return false;
}
let fs_op = changed_files.iter().any(|it| it.is_created_or_deleted());
if fs_op {
let roots = self.source_root_config.partition(&vfs);
change.set_roots(roots)
}
for file in changed_files {
if file.is_created_or_deleted() {
if let Some(path) = vfs.file_path(file.file_id).as_path() {
fs_changes.push((path.to_path_buf(), file.change_kind));
has_fs_changes = true;
}
}
let text = if file.exists() {
let bytes = vfs.file_contents(file.file_id).to_vec();
match String::from_utf8(bytes).ok() {
@ -152,10 +158,15 @@ impl GlobalState {
};
change.change_file(file.file_id, text);
}
if has_fs_changes {
let roots = self.source_root_config.partition(&vfs);
change.set_roots(roots);
}
change
};
self.analysis_host.apply_change(change);
self.maybe_refresh(&fs_changes);
true
}

73
crates/rust-analyzer/src/main_loop.rs
View file

@ -22,6 +22,7 @@ use crate::{
Result,
};
use ra_project_model::ProjectWorkspace;
use vfs::ChangeKind;
pub fn main_loop(config: Config, connection: Connection) -> Result<()> {
log::info!("initial config: {:#?}", config);
@ -197,39 +198,49 @@ impl GlobalState {
}
self.analysis_host.maybe_collect_garbage();
}
Event::Vfs(task) => match task {
vfs::loader::Message::Loaded { files } => {
let vfs = &mut self.vfs.write().0;
for (path, contents) in files {
let path = VfsPath::from(path);
if !self.mem_docs.contains(&path) {
vfs.set_file_contents(path, contents)
Event::Vfs(mut task) => {
let _p = profile("GlobalState::handle_event/vfs");
loop {
match task {
vfs::loader::Message::Loaded { files } => {
let vfs = &mut self.vfs.write().0;
for (path, contents) in files {
let path = VfsPath::from(path);
if !self.mem_docs.contains(&path) {
vfs.set_file_contents(path, contents)
}
}
}
vfs::loader::Message::Progress { n_total, n_done } => {
if n_total == 0 {
self.transition(Status::Invalid);
} else {
let state = if n_done == 0 {
self.transition(Status::Loading);
Progress::Begin
} else if n_done < n_total {
Progress::Report
} else {
assert_eq!(n_done, n_total);
self.transition(Status::Ready);
Progress::End
};
self.report_progress(
"roots scanned",
state,
Some(format!("{}/{}", n_done, n_total)),
Some(Progress::percentage(n_done, n_total)),
)
}
}
}
}
vfs::loader::Message::Progress { n_total, n_done } => {
if n_total == 0 {
self.transition(Status::Invalid);
} else {
let state = if n_done == 0 {
self.transition(Status::Loading);
Progress::Begin
} else if n_done < n_total {
Progress::Report
} else {
assert_eq!(n_done, n_total);
self.transition(Status::Ready);
Progress::End
};
self.report_progress(
"roots scanned",
state,
Some(format!("{}/{}", n_done, n_total)),
Some(Progress::percentage(n_done, n_total)),
)
// Coalesce many VFS event into a single loop turn
task = match self.loader.receiver.try_recv() {
Ok(task) => task,
Err(_) => break,
}
}
},
}
Event::Flycheck(task) => match task {
flycheck::Message::AddDiagnostic { workspace_root, diagnostic } => {
let diagnostics = crate::diagnostics::to_proto::map_rust_diagnostic_to_lsp(
@ -428,7 +439,9 @@ impl GlobalState {
if let Some(flycheck) = &this.flycheck {
flycheck.handle.update();
}
this.maybe_refresh(params.text_document.uri.as_str());
if let Ok(abs_path) = from_proto::abs_path(&params.text_document.uri) {
this.maybe_refresh(&[(abs_path, ChangeKind::Modify)]);
}
Ok(())
})?
.on::<lsp_types::notification::DidChangeConfiguration>(|this, _params| {

45
crates/rust-analyzer/src/reload.rs
View file

@ -6,7 +6,7 @@ use flycheck::FlycheckHandle;
use ra_db::{CrateGraph, SourceRoot, VfsPath};
use ra_ide::AnalysisChange;
use ra_project_model::{PackageRoot, ProcMacroClient, ProjectWorkspace};
use vfs::{file_set::FileSetConfig, AbsPath};
use vfs::{file_set::FileSetConfig, AbsPath, AbsPathBuf, ChangeKind};
use crate::{
config::{Config, FilesWatcher, LinkedProject},
@ -14,9 +14,11 @@ use crate::{
lsp_ext,
main_loop::Task,
};
use ra_prof::profile;
impl GlobalState {
pub(crate) fn update_configuration(&mut self, config: Config) {
let _p = profile("GlobalState::update_configuration");
let old_config = mem::replace(&mut self.config, config);
if self.config.lru_capacity != old_config.lru_capacity {
self.analysis_host.update_lru_capacity(old_config.lru_capacity);
@ -27,8 +29,8 @@ impl GlobalState {
self.reload_flycheck();
}
}
pub(crate) fn maybe_refresh(&mut self, saved_doc_url: &str) {
if !(saved_doc_url.ends_with("Cargo.toml") || saved_doc_url.ends_with("Cargo.lock")) {
pub(crate) fn maybe_refresh(&mut self, changes: &[(AbsPathBuf, ChangeKind)]) {
if !changes.iter().any(|(path, kind)| is_interesting(path, *kind)) {
return;
}
match self.status {
@ -40,6 +42,41 @@ impl GlobalState {
} else {
self.transition(Status::NeedsReload);
}
fn is_interesting(path: &AbsPath, change_kind: ChangeKind) -> bool {
const IMPLICIT_TARGET_FILES: &[&str] = &["build.rs", "src/main.rs", "src/lib.rs"];
const IMPLICIT_TARGET_DIRS: &[&str] = &["src/bin", "examples", "tests", "benches"];
if path.ends_with("Cargo.toml") || path.ends_with("Cargo.lock") {
return true;
}
if change_kind == ChangeKind::Modify {
return false;
}
if path.extension().map(|it| it.to_str()) != Some("rs".into()) {
return false;
}
if IMPLICIT_TARGET_FILES.iter().any(|it| path.ends_with(it)) {
return true;
}
let parent = match path.parent() {
Some(it) => it,
None => return false,
};
if IMPLICIT_TARGET_DIRS.iter().any(|it| parent.ends_with(it)) {
return true;
}
if path.ends_with("main.rs") {
let grand_parent = match parent.parent() {
Some(it) => it,
None => return false,
};
if IMPLICIT_TARGET_DIRS.iter().any(|it| grand_parent.ends_with(it)) {
return true;
}
}
false
}
}
pub(crate) fn transition(&mut self, new_status: Status) {
self.status = new_status;
@ -79,6 +116,7 @@ impl GlobalState {
});
}
pub(crate) fn switch_workspaces(&mut self, workspaces: Vec<anyhow::Result<ProjectWorkspace>>) {
let _p = profile("GlobalState::switch_workspaces");
log::info!("reloading projects: {:?}", self.config.linked_projects);
let mut has_errors = false;
@ -267,6 +305,7 @@ pub(crate) struct SourceRootConfig {
impl SourceRootConfig {
pub(crate) fn partition(&self, vfs: &vfs::Vfs) -> Vec<SourceRoot> {
let _p = profile("SourceRootConfig::partition");
self.fsc
.partition(vfs)
.into_iter()

2
crates/vfs/src/lib.rs
View file

@ -70,7 +70,7 @@ impl ChangedFile {
}
}
#[derive(Eq, PartialEq)]
#[derive(Eq, PartialEq, Copy, Clone, Debug)]
pub enum ChangeKind {
Create,
Modify,