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internal: switch to tracing from log

Browse source 
This commit also adds `tracing` to NotificationDispatcher/RequestDispatcher,
bumps `rust-analyzer-salsa` to 0.17.0-pre.6, `always-assert` to 0.2, and
removes the homegrown `hprof` implementation in favor of a vendored
tracing-span-tree.
This commit is contained in:
David Barsky 2024-01-17 18:27:38 -08:00
parent 63123ab408
commit e1ea7c8844
96 changed files with 658 additions and 825 deletions
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25
Cargo.lock generated
View file

@ -19,11 +19,11 @@ checksum = "f26201604c87b1e01bd3d98f8d5d9a8fcbb815e8cedb41ffccbeb4bf593a35fe"
[[package]]
name = "always-assert"
version = "0.1.3"
version = "0.2.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "4436e0292ab1bb631b42973c61205e704475fe8126af845c8d923c0996328127"
checksum = "a1078fa1ce1e34b1872d8611ad921196d76bdd7027e949fbe31231abde201892"
dependencies = [
"log",
"tracing",
]
[[package]]
@ -78,6 +78,7 @@ dependencies = [
"span",
"stdx",
"syntax",
"tracing",
"triomphe",
"vfs",
]
@ -497,6 +498,7 @@ dependencies = [
"span",
"stdx",
"syntax",
"tracing",
"triomphe",
"tt",
]
@ -671,6 +673,7 @@ dependencies = [
"test-fixture",
"test-utils",
"text-edit",
"tracing",
]
[[package]]
@ -691,6 +694,7 @@ dependencies = [
"test-fixture",
"test-utils",
"text-edit",
"tracing",
]
[[package]]
@ -748,6 +752,7 @@ dependencies = [
"test-fixture",
"test-utils",
"text-edit",
"tracing",
]
[[package]]
@ -1343,6 +1348,7 @@ dependencies = [
"once_cell",
"perf-event",
"tikv-jemalloc-ctl",
"tracing",
"winapi",
]
@ -1582,7 +1588,6 @@ dependencies = [
"tikv-jemallocator",
"toolchain",
"tracing",
"tracing-log",
"tracing-subscriber",
"tracing-tree",
"triomphe",
@ -1596,26 +1601,26 @@ dependencies = [
[[package]]
name = "rust-analyzer-salsa"
version = "0.17.0-pre.5"
version = "0.17.0-pre.6"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "ca9d387a9801f4fb9b366789ad1bfc08448cafc49cf148d907cfcd88ab665d7f"
checksum = "719825638c59fd26a55412a24561c7c5bcf54364c88b9a7a04ba08a6eafaba8d"
dependencies = [
"indexmap",
"lock_api",
"log",
"oorandom",
"parking_lot",
"rust-analyzer-salsa-macros",
"rustc-hash",
"smallvec",
"tracing",
"triomphe",
]
[[package]]
name = "rust-analyzer-salsa-macros"
version = "0.17.0-pre.5"
version = "0.17.0-pre.6"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "a2035f385d7fae31e9b086f40b272ee1d79c484472f31c9a10348a406e841eaf"
checksum = "4d96498e9684848c6676c399032ebc37c52da95ecbefa83d71ccc53b9f8a4a8e"
dependencies = [
"heck",
"proc-macro2",
@ -1864,6 +1869,7 @@ dependencies = [
"stdx",
"test-utils",
"text-edit",
"tracing",
"triomphe",
"ungrammar",
]
@ -1891,6 +1897,7 @@ dependencies = [
"rustc-hash",
"stdx",
"text-size",
"tracing",
]
[[package]]

8
Cargo.toml
View file

@ -113,7 +113,7 @@ itertools = "0.12.0"
libc = "0.2.150"
nohash-hasher = "0.2.0"
rayon = "1.8.0"
rust-analyzer-salsa = "0.17.0-pre.5"
rust-analyzer-salsa = "0.17.0-pre.6"
rustc-hash = "1.1.0"
semver = "1.0.14"
serde = { version = "1.0.192", features = ["derive"] }
@ -128,9 +128,9 @@ text-size = "1.1.1"
tracing = "0.1.40"
tracing-tree = "0.3.0"
tracing-subscriber = { version = "0.3.18", default-features = false, features = [
"registry",
"fmt",
"tracing-log",
"registry",
"fmt",
"tracing-log",
] }
triomphe = { version = "0.1.10", default-features = false, features = ["std"] }
xshell = "0.2.5"

3
crates/base-db/Cargo.toml
View file

@ -17,6 +17,7 @@ rust-analyzer-salsa.workspace = true
rustc-hash.workspace = true
triomphe.workspace = true
semver.workspace = true
tracing.workspace = true
# local deps
cfg.workspace = true
@ -27,4 +28,4 @@ vfs.workspace = true
span.workspace = true
[lints]
workspace = true
workspace = true

2
crates/base-db/src/change.rs
View file

@ -51,7 +51,7 @@ pub fn set_crate_graph(&mut self, graph: CrateGraph) {
}
pub fn apply(self, db: &mut dyn SourceDatabaseExt) {
let _p = profile::span("RootDatabase::apply_change");
let _p = tracing::span!(tracing::Level::INFO, "RootDatabase::apply_change").entered();
if let Some(roots) = self.roots {
for (idx, root) in roots.into_iter().enumerate() {
let root_id = SourceRootId(idx as u32);

2
crates/base-db/src/input.rs
View file

@ -494,7 +494,7 @@ pub fn add_dep(
from: CrateId,
dep: Dependency,
) -> Result<(), CyclicDependenciesError> {
let _p = profile::span("add_dep");
let _p = tracing::span!(tracing::Level::INFO, "add_dep").entered();
self.check_cycle_after_dependency(from, dep.crate_id)?;

4
crates/base-db/src/lib.rs
View file

@ -65,7 +65,7 @@ pub trait SourceDatabase: FileLoader + std::fmt::Debug {
}
fn parse(db: &dyn SourceDatabase, file_id: FileId) -> Parse<ast::SourceFile> {
let _p = profile::span("parse_query").detail(|| format!("{file_id:?}"));
let _p = tracing::span!(tracing::Level::INFO, "parse_query", ?file_id).entered();
let text = db.file_text(file_id);
SourceFile::parse(&text)
}
@ -116,7 +116,7 @@ fn resolve_path(&self, path: AnchoredPath<'_>) -> Option<FileId> {
}
fn relevant_crates(&self, file_id: FileId) -> Arc<[CrateId]> {
let _p = profile::span("relevant_crates");
let _p = tracing::span!(tracing::Level::INFO, "relevant_crates").entered();
let source_root = self.0.file_source_root(file_id);
self.0.source_root_crates(source_root)
}

4
crates/hir-def/src/attr.rs
View file

@ -75,7 +75,7 @@ pub(crate) fn fields_attrs_query(
db: &dyn DefDatabase,
v: VariantId,
) -> Arc<ArenaMap<LocalFieldId, Attrs>> {
let _p = profile::span("fields_attrs_query");
let _p = tracing::span!(tracing::Level::INFO, "fields_attrs_query").entered();
// FIXME: There should be some proper form of mapping between item tree field ids and hir field ids
let mut res = ArenaMap::default();
@ -322,7 +322,7 @@ pub fn attrs_with_owner(db: &dyn DefDatabase, owner: AttrDefId) -> Self {
}
pub(crate) fn attrs_query(db: &dyn DefDatabase, def: AttrDefId) -> Attrs {
let _p = profile::span("attrs_query");
let _p = tracing::span!(tracing::Level::INFO, "attrs_query").entered();
// FIXME: this should use `Trace` to avoid duplication in `source_map` below
let raw_attrs = match def {
AttrDefId::ModuleId(module) => {

2
crates/hir-def/src/body.rs
View file

@ -122,7 +122,7 @@ pub(crate) fn body_with_source_map_query(
db: &dyn DefDatabase,
def: DefWithBodyId,
) -> (Arc<Body>, Arc<BodySourceMap>) {
let _p = profile::span("body_with_source_map_query");
let _p = tracing::span!(tracing::Level::INFO, "body_with_source_map_query").entered();
let mut params = None;
let mut is_async_fn = false;

2
crates/hir-def/src/data.rs
View file

@ -340,7 +340,7 @@ pub(crate) fn impl_data_with_diagnostics_query(
db: &dyn DefDatabase,
id: ImplId,
) -> (Arc<ImplData>, DefDiagnostics) {
let _p = profile::span("impl_data_with_diagnostics_query");
let _p = tracing::span!(tracing::Level::INFO, "impl_data_with_diagnostics_query").entered();
let ItemLoc { container: module_id, id: tree_id } = id.lookup(db);
let item_tree = tree_id.item_tree(db);

2
crates/hir-def/src/db.rs
View file

@ -254,7 +254,7 @@ fn include_macro_invoc(db: &dyn DefDatabase, krate: CrateId) -> Vec<(MacroCallId
}
fn crate_def_map_wait(db: &dyn DefDatabase, krate: CrateId) -> Arc<DefMap> {
let _p = profile::span("crate_def_map:wait");
let _p = tracing::span!(tracing::Level::INFO, "crate_def_map:wait").entered();
db.crate_def_map_query(krate)
}

6
crates/hir-def/src/find_path.rs
View file

@ -26,7 +26,7 @@ pub fn find_path(
prefer_no_std: bool,
prefer_prelude: bool,
) -> Option<ModPath> {
let _p = profile::span("find_path");
let _p = tracing::span!(tracing::Level::INFO, "find_path").entered();
find_path_inner(FindPathCtx { db, prefixed: None, prefer_no_std, prefer_prelude }, item, from)
}
@ -38,7 +38,7 @@ pub fn find_path_prefixed(
prefer_no_std: bool,
prefer_prelude: bool,
) -> Option<ModPath> {
let _p = profile::span("find_path_prefixed");
let _p = tracing::span!(tracing::Level::INFO, "find_path_prefixed").entered();
find_path_inner(
FindPathCtx { db, prefixed: Some(prefix_kind), prefer_no_std, prefer_prelude },
item,
@ -497,7 +497,7 @@ fn find_local_import_locations(
item: ItemInNs,
from: ModuleId,
) -> Vec<(ModuleId, Name)> {
let _p = profile::span("find_local_import_locations");
let _p = tracing::span!(tracing::Level::INFO, "find_local_import_locations").entered();
// `from` can import anything below `from` with visibility of at least `from`, and anything
// above `from` with any visibility. That means we do not need to descend into private siblings

2
crates/hir-def/src/generics.rs
View file

@ -373,7 +373,7 @@ pub(crate) fn generic_params_query(
db: &dyn DefDatabase,
def: GenericDefId,
) -> Interned<GenericParams> {
let _p = profile::span("generic_params_query");
let _p = tracing::span!(tracing::Level::INFO, "generic_params_query").entered();
let krate = def.module(db).krate;
let cfg_options = db.crate_graph();

8
crates/hir-def/src/import_map.rs
View file

@ -75,7 +75,7 @@ pub fn dump(&self, db: &dyn DefDatabase) -> String {
}
pub(crate) fn import_map_query(db: &dyn DefDatabase, krate: CrateId) -> Arc<Self> {
let _p = profile::span("import_map_query");
let _p = tracing::span!(tracing::Level::INFO, "import_map_query").entered();
let map = Self::collect_import_map(db, krate);
@ -126,7 +126,7 @@ pub fn import_info_for(&self, item: ItemInNs) -> Option<&[ImportInfo]> {
}
fn collect_import_map(db: &dyn DefDatabase, krate: CrateId) -> ImportMapIndex {
let _p = profile::span("collect_import_map");
let _p = tracing::span!(tracing::Level::INFO, "collect_import_map").entered();
let def_map = db.crate_def_map(krate);
let mut map = FxIndexMap::default();
@ -216,7 +216,7 @@ fn collect_trait_assoc_items(
is_type_in_ns: bool,
trait_import_info: &ImportInfo,
) {
let _p = profile::span("collect_trait_assoc_items");
let _p = tracing::span!(tracing::Level::INFO, "collect_trait_assoc_items").entered();
for &(ref assoc_item_name, item) in &db.trait_data(tr).items {
let module_def_id = match item {
AssocItemId::FunctionId(f) => ModuleDefId::from(f),
@ -398,7 +398,7 @@ pub fn search_dependencies(
krate: CrateId,
ref query: Query,
) -> FxHashSet<ItemInNs> {
let _p = profile::span("search_dependencies").detail(|| format!("{query:?}"));
let _p = tracing::span!(tracing::Level::INFO, "search_dependencies", ?query).entered();
let graph = db.crate_graph();

3
crates/hir-def/src/item_tree.rs
View file

@ -109,7 +109,8 @@ pub struct ItemTree {
impl ItemTree {
pub(crate) fn file_item_tree_query(db: &dyn DefDatabase, file_id: HirFileId) -> Arc<ItemTree> {
let _p = profile::span("file_item_tree_query").detail(|| format!("{file_id:?}"));
let _p = tracing::span!(tracing::Level::INFO, "file_item_tree_query", ?file_id).entered();
let syntax = db.parse_or_expand(file_id);
let ctx = lower::Ctx::new(db, file_id);

10
crates/hir-def/src/lang_item.rs
View file

@ -91,7 +91,7 @@ pub(crate) fn crate_lang_items_query(
db: &dyn DefDatabase,
krate: CrateId,
) -> Option<Arc<LangItems>> {
let _p = profile::span("crate_lang_items_query");
let _p = tracing::span!(tracing::Level::INFO, "crate_lang_items_query").entered();
let mut lang_items = LangItems::default();
@ -163,7 +163,7 @@ pub(crate) fn lang_item_query(
start_crate: CrateId,
item: LangItem,
) -> Option<LangItemTarget> {
let _p = profile::span("lang_item_query");
let _p = tracing::span!(tracing::Level::INFO, "lang_item_query").entered();
if let Some(target) =
db.crate_lang_items(start_crate).and_then(|it| it.items.get(&item).copied())
{
@ -183,7 +183,7 @@ fn collect_lang_item<T>(
) where
T: Into<AttrDefId> + Copy,
{
let _p = profile::span("collect_lang_item");
let _p = tracing::span!(tracing::Level::INFO, "collect_lang_item").entered();
if let Some(lang_item) = lang_attr(db, item.into()) {
self.items.entry(lang_item).or_insert_with(|| constructor(item));
}
@ -199,7 +199,7 @@ pub(crate) fn notable_traits_in_deps(
db: &dyn DefDatabase,
krate: CrateId,
) -> Arc<[Arc<[TraitId]>]> {
let _p = profile::span("notable_traits_in_deps").detail(|| format!("{krate:?}"));
let _p = tracing::span!(tracing::Level::INFO, "notable_traits_in_deps", ?krate).entered();
let crate_graph = db.crate_graph();
Arc::from_iter(
@ -208,7 +208,7 @@ pub(crate) fn notable_traits_in_deps(
}
pub(crate) fn crate_notable_traits(db: &dyn DefDatabase, krate: CrateId) -> Option<Arc<[TraitId]>> {
let _p = profile::span("crate_notable_traits").detail(|| format!("{krate:?}"));
let _p = tracing::span!(tracing::Level::INFO, "crate_notable_traits", ?krate).entered();
let mut traits = Vec::new();

7
crates/hir-def/src/nameres.rs
View file

@ -306,9 +306,10 @@ impl DefMap {
pub const ROOT: LocalModuleId = LocalModuleId::from_raw(la_arena::RawIdx::from_u32(0));
pub(crate) fn crate_def_map_query(db: &dyn DefDatabase, krate: CrateId) -> Arc<DefMap> {
let _p = profile::span("crate_def_map_query").detail(|| {
db.crate_graph()[krate].display_name.as_deref().unwrap_or_default().to_string()
});
let crate_graph = db.crate_graph();
let krate_name = crate_graph[krate].display_name.as_deref().unwrap_or_default();
let _p = tracing::span!(tracing::Level::INFO, "crate_def_map_query", ?krate_name).entered();
let crate_graph = db.crate_graph();

16
crates/hir-def/src/nameres/collector.rs
View file

@ -273,7 +273,7 @@ struct DefCollector<'a> {
impl DefCollector<'_> {
fn seed_with_top_level(&mut self) {
let _p = profile::span("seed_with_top_level");
let _p = tracing::span!(tracing::Level::INFO, "seed_with_top_level").entered();
let file_id = self.db.crate_graph()[self.def_map.krate].root_file_id;
let item_tree = self.db.file_item_tree(file_id.into());
@ -401,7 +401,7 @@ fn seed_with_inner(&mut self, tree_id: TreeId) {
}
fn resolution_loop(&mut self) {
let _p = profile::span("DefCollector::resolution_loop");
let _p = tracing::span!(tracing::Level::INFO, "DefCollector::resolution_loop").entered();
// main name resolution fixed-point loop.
let mut i = 0;
@ -410,7 +410,7 @@ fn resolution_loop(&mut self) {
self.db.unwind_if_cancelled();
{
let _p = profile::span("resolve_imports loop");
let _p = tracing::span!(tracing::Level::INFO, "resolve_imports loop").entered();
'resolve_imports: loop {
if self.resolve_imports() == ReachedFixedPoint::Yes {
@ -436,7 +436,7 @@ fn resolution_loop(&mut self) {
}
fn collect(&mut self) {
let _p = profile::span("DefCollector::collect");
let _p = tracing::span!(tracing::Level::INFO, "DefCollector::collect").entered();
self.resolution_loop();
@ -792,8 +792,8 @@ fn resolve_imports(&mut self) -> ReachedFixedPoint {
}
fn resolve_import(&self, module_id: LocalModuleId, import: &Import) -> PartialResolvedImport {
let _p = profile::span("resolve_import")
.detail(|| format!("{}", import.path.display(self.db.upcast())));
let _p = tracing::span!(tracing::Level::INFO, "resolve_import", import_path = %import.path.display(self.db.upcast()))
.entered();
tracing::debug!("resolving import: {:?} ({:?})", import, self.def_map.data.edition);
match import.source {
ImportSource::ExternCrate { .. } => {
@ -856,7 +856,7 @@ fn resolve_extern_crate(&self, name: &Name) -> Option<CrateRootModuleId> {
}
fn record_resolved_import(&mut self, directive: &ImportDirective) {
let _p = profile::span("record_resolved_import");
let _p = tracing::span!(tracing::Level::INFO, "record_resolved_import").entered();
let module_id = directive.module_id;
let import = &directive.import;
@ -1430,7 +1430,7 @@ fn collect_macro_expansion(
fn finish(mut self) -> DefMap {
// Emit diagnostics for all remaining unexpanded macros.
let _p = profile::span("DefCollector::finish");
let _p = tracing::span!(tracing::Level::INFO, "DefCollector::finish").entered();
for directive in &self.unresolved_macros {
match &directive.kind {

4
crates/hir-def/src/per_ns.rs
View file

@ -92,7 +92,7 @@ pub fn take_macros_import(self) -> Option<(MacroId, Option<ImportId>)> {
}
pub fn filter_visibility(self, mut f: impl FnMut(Visibility) -> bool) -> PerNs {
let _p = profile::span("PerNs::filter_visibility");
let _p = tracing::span!(tracing::Level::INFO, "PerNs::filter_visibility").entered();
PerNs {
types: self.types.filter(|&(_, v, _)| f(v)),
values: self.values.filter(|&(_, v, _)| f(v)),
@ -125,7 +125,7 @@ pub fn or_else(self, f: impl FnOnce() -> PerNs) -> PerNs {
}
pub fn iter_items(self) -> impl Iterator<Item = (ItemInNs, Option<ImportOrExternCrate>)> {
let _p = profile::span("PerNs::iter_items");
let _p = tracing::span!(tracing::Level::INFO, "PerNs::iter_items").entered();
self.types
.map(|it| (ItemInNs::Types(it.0), it.2))
.into_iter()

4
crates/hir-expand/src/db.rs
View file

@ -280,7 +280,7 @@ fn parse_macro_expansion(
db: &dyn ExpandDatabase,
macro_file: MacroFileId,
) -> ExpandResult<(Parse<SyntaxNode>, Arc<ExpansionSpanMap>)> {
let _p = profile::span("parse_macro_expansion");
let _p = tracing::span!(tracing::Level::INFO, "parse_macro_expansion").entered();
let loc = db.lookup_intern_macro_call(macro_file.macro_call_id);
let expand_to = loc.expand_to();
let mbe::ValueResult { value: tt, err } = macro_expand(db, macro_file.macro_call_id, loc);
@ -501,7 +501,7 @@ fn macro_expand(
macro_call_id: MacroCallId,
loc: MacroCallLoc,
) -> ExpandResult<CowArc<tt::Subtree>> {
let _p = profile::span("macro_expand");
let _p = tracing::span!(tracing::Level::INFO, "macro_expand").entered();
let ExpandResult { value: tt, mut err } = match loc.def.kind {
MacroDefKind::ProcMacro(..) => return db.expand_proc_macro(macro_call_id).map(CowArc::Arc),

2
crates/hir-ty/src/autoderef.rs
View file

@ -142,7 +142,7 @@ pub(crate) fn deref_by_trait(
table @ &mut InferenceTable { db, .. }: &mut InferenceTable<'_>,
ty: Ty,
) -> Option<Ty> {
let _p = profile::span("deref_by_trait");
let _p = tracing::span!(tracing::Level::INFO, "deref_by_trait").entered();
if table.resolve_ty_shallow(&ty).inference_var(Interner).is_some() {
// don't try to deref unknown variables
return None;

2
crates/hir-ty/src/chalk_db.rs
View file

@ -689,7 +689,7 @@ pub(crate) fn impl_datum_query(
krate: CrateId,
impl_id: ImplId,
) -> Arc<ImplDatum> {
let _p = profile::span("impl_datum");
let _p = tracing::span!(tracing::Level::INFO, "impl_datum").entered();
debug!("impl_datum {:?}", impl_id);
let impl_: hir_def::ImplId = from_chalk(db, impl_id);
impl_def_datum(db, krate, impl_id, impl_)

7
crates/hir-ty/src/db.rs
View file

@ -281,7 +281,7 @@ fn program_clauses_for_chalk_env(
}
fn infer_wait(db: &dyn HirDatabase, def: DefWithBodyId) -> Arc<InferenceResult> {
let _p = profile::span("infer:wait").detail(|| match def {
let detail = match def {
DefWithBodyId::FunctionId(it) => db.function_data(it).name.display(db.upcast()).to_string(),
DefWithBodyId::StaticId(it) => {
db.static_data(it).name.clone().display(db.upcast()).to_string()
@ -297,7 +297,8 @@ fn infer_wait(db: &dyn HirDatabase, def: DefWithBodyId) -> Arc<InferenceResult>
db.enum_variant_data(it).name.display(db.upcast()).to_string()
}
DefWithBodyId::InTypeConstId(it) => format!("in type const {it:?}"),
});
};
let _p = tracing::span!(tracing::Level::INFO, "infer:wait", ?detail).entered();
db.infer_query(def)
}
@ -307,7 +308,7 @@ fn trait_solve_wait(
block: Option<BlockId>,
goal: crate::Canonical<crate::InEnvironment<crate::Goal>>,
) -> Option<crate::Solution> {
let _p = profile::span("trait_solve::wait");
let _p = tracing::span!(tracing::Level::INFO, "trait_solve::wait").entered();
db.trait_solve_query(krate, block, goal)
}

2
crates/hir-ty/src/diagnostics/decl_check.rs
View file

@ -45,7 +45,7 @@ mod allow {
}
pub fn incorrect_case(db: &dyn HirDatabase, owner: ModuleDefId) -> Vec<IncorrectCase> {
let _p = profile::span("validate_module_item");
let _p = tracing::span!(tracing::Level::INFO, "validate_module_item").entered();
let mut validator = DeclValidator::new(db);
validator.validate_item(owner);
validator.sink

3
crates/hir-ty/src/diagnostics/expr.rs
View file

@ -48,7 +48,8 @@ pub enum BodyValidationDiagnostic {
impl BodyValidationDiagnostic {
pub fn collect(db: &dyn HirDatabase, owner: DefWithBodyId) -> Vec<BodyValidationDiagnostic> {
let _p = profile::span("BodyValidationDiagnostic::collect");
let _p =
tracing::span!(tracing::Level::INFO, "BodyValidationDiagnostic::collect").entered();
let infer = db.infer(owner);
let mut validator = ExprValidator::new(owner, infer);
validator.validate_body(db);

2
crates/hir-ty/src/infer.rs
View file

@ -75,7 +75,7 @@
/// The entry point of type inference.
pub(crate) fn infer_query(db: &dyn HirDatabase, def: DefWithBodyId) -> Arc<InferenceResult> {
let _p = profile::span("infer_query");
let _p = tracing::span!(tracing::Level::INFO, "infer_query").entered();
let resolver = def.resolver(db.upcast());
let body = db.body(def);
let mut ctx = InferenceContext::new(db, def, &body, resolver);

3
crates/hir-ty/src/infer/unify.rs
View file

@ -509,7 +509,8 @@ pub(crate) fn register_infer_ok<T>(&mut self, infer_ok: InferOk<T>) {
}
pub(crate) fn resolve_obligations_as_possible(&mut self) {
let _span = profile::span("resolve_obligations_as_possible");
let _span =
tracing::span!(tracing::Level::INFO, "resolve_obligations_as_possible").entered();
let mut changed = true;
let mut obligations = mem::take(&mut self.resolve_obligations_buffer);
while mem::take(&mut changed) {

15
crates/hir-ty/src/method_resolution.rs
View file

@ -143,7 +143,8 @@ pub struct TraitImpls {
impl TraitImpls {
pub(crate) fn trait_impls_in_crate_query(db: &dyn HirDatabase, krate: CrateId) -> Arc<Self> {
let _p = profile::span("trait_impls_in_crate_query").detail(|| format!("{krate:?}"));
let _p =
tracing::span!(tracing::Level::INFO, "trait_impls_in_crate_query", ?krate).entered();
let mut impls = FxHashMap::default();
Self::collect_def_map(db, &mut impls, &db.crate_def_map(krate));
@ -155,7 +156,7 @@ pub(crate) fn trait_impls_in_block_query(
db: &dyn HirDatabase,
block: BlockId,
) -> Option<Arc<Self>> {
let _p = profile::span("trait_impls_in_block_query");
let _p = tracing::span!(tracing::Level::INFO, "trait_impls_in_block_query").entered();
let mut impls = FxHashMap::default();
Self::collect_def_map(db, &mut impls, &db.block_def_map(block));
@ -171,7 +172,8 @@ pub(crate) fn trait_impls_in_deps_query(
db: &dyn HirDatabase,
krate: CrateId,
) -> Arc<[Arc<Self>]> {
let _p = profile::span("trait_impls_in_deps_query").detail(|| format!("{krate:?}"));
let _p =
tracing::span!(tracing::Level::INFO, "trait_impls_in_deps_query", ?krate).entered();
let crate_graph = db.crate_graph();
Arc::from_iter(
@ -272,7 +274,8 @@ pub struct InherentImpls {
impl InherentImpls {
pub(crate) fn inherent_impls_in_crate_query(db: &dyn HirDatabase, krate: CrateId) -> Arc<Self> {
let _p = profile::span("inherent_impls_in_crate_query").detail(|| format!("{krate:?}"));
let _p =
tracing::span!(tracing::Level::INFO, "inherent_impls_in_crate_query", ?krate).entered();
let mut impls = Self { map: FxHashMap::default(), invalid_impls: Vec::default() };
let crate_def_map = db.crate_def_map(krate);
@ -286,7 +289,7 @@ pub(crate) fn inherent_impls_in_block_query(
db: &dyn HirDatabase,
block: BlockId,
) -> Option<Arc<Self>> {
let _p = profile::span("inherent_impls_in_block_query");
let _p = tracing::span!(tracing::Level::INFO, "inherent_impls_in_block_query").entered();
let mut impls = Self { map: FxHashMap::default(), invalid_impls: Vec::default() };
let block_def_map = db.block_def_map(block);
@ -359,7 +362,7 @@ pub(crate) fn incoherent_inherent_impl_crates(
krate: CrateId,
fp: TyFingerprint,
) -> SmallVec<[CrateId; 2]> {
let _p = profile::span("inherent_impl_crates_query");
let _p = tracing::span!(tracing::Level::INFO, "inherent_impl_crates_query").entered();
let mut res = SmallVec::new();
let crate_graph = db.crate_graph();

2
crates/hir-ty/src/mir/borrowck.rs
View file

@ -71,7 +71,7 @@ pub fn borrowck_query(
db: &dyn HirDatabase,
def: DefWithBodyId,
) -> Result<Arc<[BorrowckResult]>, MirLowerError> {
let _p = profile::span("borrowck_query");
let _p = tracing::span!(tracing::Level::INFO, "borrowck_query").entered();
let mut res = vec![];
all_mir_bodies(db, def, |body| {
res.push(BorrowckResult {

5
crates/hir-ty/src/mir/lower.rs
View file

@ -2068,7 +2068,7 @@ pub fn mir_body_for_closure_query(
}
pub fn mir_body_query(db: &dyn HirDatabase, def: DefWithBodyId) -> Result<Arc<MirBody>> {
let _p = profile::span("mir_body_query").detail(|| match def {
let detail = match def {
DefWithBodyId::FunctionId(it) => db.function_data(it).name.display(db.upcast()).to_string(),
DefWithBodyId::StaticId(it) => db.static_data(it).name.display(db.upcast()).to_string(),
DefWithBodyId::ConstId(it) => db
@ -2082,7 +2082,8 @@ pub fn mir_body_query(db: &dyn HirDatabase, def: DefWithBodyId) -> Result<Arc<Mi
db.enum_variant_data(it).name.display(db.upcast()).to_string()
}
DefWithBodyId::InTypeConstId(it) => format!("in type const {it:?}"),
});
};
let _p = tracing::span!(tracing::Level::INFO, "mir_body_query", ?detail).entered();
let body = db.body(def);
let infer = db.infer(def);
let mut result = lower_to_mir(db, def, &body, &infer, body.body_expr)?;

5
crates/hir-ty/src/traits.rs
View file

@ -100,13 +100,14 @@ pub(crate) fn trait_solve_query(
block: Option<BlockId>,
goal: Canonical<InEnvironment<Goal>>,
) -> Option<Solution> {
let _p = profile::span("trait_solve_query").detail(|| match &goal.value.goal.data(Interner) {
let detail = match &goal.value.goal.data(Interner) {
GoalData::DomainGoal(DomainGoal::Holds(WhereClause::Implemented(it))) => {
db.trait_data(it.hir_trait_id()).name.display(db.upcast()).to_string()
}
GoalData::DomainGoal(DomainGoal::Holds(WhereClause::AliasEq(_))) => "alias_eq".to_string(),
_ => "??".to_string(),
});
};
let _p = tracing::span!(tracing::Level::INFO, "trait_solve_query", ?detail).entered();
tracing::info!("trait_solve_query({:?})", goal.value.goal);
if let GoalData::DomainGoal(DomainGoal::Holds(WhereClause::AliasEq(AliasEq {

1
crates/hir/Cargo.toml
View file

@ -17,6 +17,7 @@ either.workspace = true
arrayvec.workspace = true
itertools.workspace = true
smallvec.workspace = true
tracing.workspace = true
triomphe.workspace = true
once_cell = "1.17.1"

19
crates/hir/src/lib.rs
View file

@ -235,7 +235,7 @@ pub fn query_external_importables(
db: &dyn DefDatabase,
query: import_map::Query,
) -> impl Iterator<Item = Either<ModuleDef, Macro>> {
let _p = profile::span("query_external_importables");
let _p = tracing::span!(tracing::Level::INFO, "query_external_importables");
import_map::search_dependencies(db, self.into(), query).into_iter().map(|item| {
match ItemInNs::from(item) {
ItemInNs::Types(mod_id) | ItemInNs::Values(mod_id) => Either::Left(mod_id),
@ -539,13 +539,8 @@ pub fn scope(
/// Fills `acc` with the module's diagnostics.
pub fn diagnostics(self, db: &dyn HirDatabase, acc: &mut Vec<AnyDiagnostic>) {
let _p = profile::span("Module::diagnostics").detail(|| {
format!(
"{:?}",
self.name(db)
.map_or("<unknown>".into(), |name| name.display(db.upcast()).to_string())
)
});
let name = self.name(db);
let _p = tracing::span!(tracing::Level::INFO, "Module::diagnostics", ?name);
let def_map = self.id.def_map(db.upcast());
for diag in def_map.diagnostics() {
if diag.in_module != self.id.local_id {
@ -4057,7 +4052,7 @@ pub fn iterate_method_candidates_with_traits<T>(
name: Option<&Name>,
mut callback: impl FnMut(Function) -> Option<T>,
) -> Option<T> {
let _p = profile::span("iterate_method_candidates");
let _p = tracing::span!(tracing::Level::INFO, "iterate_method_candidates");
let mut slot = None;
self.iterate_method_candidates_dyn(
@ -4136,7 +4131,7 @@ pub fn iterate_path_candidates<T>(
name: Option<&Name>,
mut callback: impl FnMut(AssocItem) -> Option<T>,
) -> Option<T> {
let _p = profile::span("iterate_path_candidates");
let _p = tracing::span!(tracing::Level::INFO, "iterate_path_candidates");
let mut slot = None;
self.iterate_path_candidates_dyn(
db,
@ -4202,7 +4197,7 @@ pub fn applicable_inherent_traits<'a>(
&'a self,
db: &'a dyn HirDatabase,
) -> impl Iterator<Item = Trait> + 'a {
let _p = profile::span("applicable_inherent_traits");
let _p = tracing::span!(tracing::Level::INFO, "applicable_inherent_traits");
self.autoderef_(db)
.filter_map(|ty| ty.dyn_trait())
.flat_map(move |dyn_trait_id| hir_ty::all_super_traits(db.upcast(), dyn_trait_id))
@ -4210,7 +4205,7 @@ pub fn applicable_inherent_traits<'a>(
}
pub fn env_traits<'a>(&'a self, db: &'a dyn HirDatabase) -> impl Iterator<Item = Trait> + 'a {
let _p = profile::span("env_traits");
let _p = tracing::span!(tracing::Level::INFO, "env_traits");
self.autoderef_(db)
.filter(|ty| matches!(ty.kind(Interner), TyKind::Placeholder(_)))
.flat_map(|ty| {

6
crates/hir/src/semantics.rs
View file

@ -671,10 +671,8 @@ fn descend_into_macros_impl(
mut token: SyntaxToken,
f: &mut dyn FnMut(InFile<SyntaxToken>) -> ControlFlow<()>,
) {
let _p = profile::span("descend_into_macros");
let _p = tracing::span!(tracing::Level::INFO, "descend_into_macros");
let mut include_macro_file_id_and_span = None;
let sa = match token.parent().and_then(|parent| self.analyze_no_infer(&parent)) {
Some(it) => it,
None => {
@ -1303,7 +1301,7 @@ fn analyze_impl(
offset: Option<TextSize>,
infer_body: bool,
) -> Option<SourceAnalyzer> {
let _p = profile::span("Semantics::analyze_impl");
let _p = tracing::span!(tracing::Level::INFO, "Semantics::analyze_impl");
let node = self.find_file(node);
let container = self.with_ctx(|ctx| ctx.find_container(node))?;

6
crates/hir/src/semantics/source_to_def.rs
View file

@ -117,7 +117,7 @@ pub(super) struct SourceToDefCtx<'a, 'b> {
impl SourceToDefCtx<'_, '_> {
pub(super) fn file_to_def(&self, file: FileId) -> SmallVec<[ModuleId; 1]> {
let _p = profile::span("SourceBinder::to_module_def");
let _p = tracing::span!(tracing::Level::INFO, "SourceBinder::to_module_def");
let mut mods = SmallVec::new();
for &crate_id in self.db.relevant_crates(file).iter() {
// FIXME: inner items
@ -132,7 +132,7 @@ impl SourceToDefCtx<'_, '_> {
}
pub(super) fn module_to_def(&self, src: InFile<ast::Module>) -> Option<ModuleId> {
let _p = profile::span("module_to_def");
let _p = tracing::span!(tracing::Level::INFO, "module_to_def");
let parent_declaration = src
.syntax()
.ancestors_with_macros_skip_attr_item(self.db.upcast())
@ -153,7 +153,7 @@ pub(super) fn module_to_def(&self, src: InFile<ast::Module>) -> Option<ModuleId>
}
pub(super) fn source_file_to_def(&self, src: InFile<ast::SourceFile>) -> Option<ModuleId> {
let _p = profile::span("source_file_to_def");
let _p = tracing::span!(tracing::Level::INFO, "source_file_to_def");
let file_id = src.file_id.original_file(self.db.upcast());
self.file_to_def(file_id).first().copied()
}

3
crates/ide-assists/Cargo.toml
View file

@ -17,6 +17,7 @@ cov-mark = "2.0.0-pre.1"
itertools.workspace = true
either.workspace = true
smallvec.workspace = true
tracing.workspace = true
# local deps
stdx.workspace = true
@ -38,4 +39,4 @@ sourcegen.workspace = true
in-rust-tree = []
[lints]
workspace = true
workspace = true

2
crates/ide-assists/src/handlers/add_missing_impl_members.rs
View file

@ -105,7 +105,7 @@ fn add_missing_impl_members_inner(
assist_id: &'static str,
label: &'static str,
) -> Option<()> {
let _p = profile::span("add_missing_impl_members_inner");
let _p = tracing::span!(tracing::Level::INFO, "add_missing_impl_members_inner");
let impl_def = ctx.find_node_at_offset::<ast::Impl>()?;
let impl_ = ctx.sema.to_def(&impl_def)?;

3
crates/ide-completion/Cargo.toml
View file

@ -14,6 +14,7 @@ doctest = false
[dependencies]
cov-mark = "2.0.0-pre.1"
itertools.workspace = true
tracing.workspace = true
once_cell = "1.17.0"
smallvec.workspace = true
@ -38,4 +39,4 @@ test-utils.workspace = true
test-fixture.workspace = true
[lints]
workspace = true
workspace = true

2
crates/ide-completion/src/completions/expr.rs
View file

@ -15,7 +15,7 @@ pub(crate) fn complete_expr_path(
path_ctx @ PathCompletionCtx { qualified, .. }: &PathCompletionCtx,
expr_ctx: &ExprCtx,
) {
let _p = profile::span("complete_expr_path");
let _p = tracing::span!(tracing::Level::INFO, "complete_expr_path").entered();
if !ctx.qualifier_ctx.none() {
return;
}

10
crates/ide-completion/src/completions/flyimport.rs
View file

@ -207,7 +207,8 @@ fn import_on_the_fly(
position: SyntaxNode,
potential_import_name: String,
) -> Option<()> {
let _p = profile::span("import_on_the_fly").detail(|| potential_import_name.clone());
let _p =
tracing::span!(tracing::Level::INFO, "import_on_the_fly", ?potential_import_name).entered();
ImportScope::find_insert_use_container(&position, &ctx.sema)?;
@ -293,7 +294,8 @@ fn import_on_the_fly_pat_(
position: SyntaxNode,
potential_import_name: String,
) -> Option<()> {
let _p = profile::span("import_on_the_fly_pat").detail(|| potential_import_name.clone());
let _p = tracing::span!(tracing::Level::INFO, "import_on_the_fly_pat", ?potential_import_name)
.entered();
ImportScope::find_insert_use_container(&position, &ctx.sema)?;
@ -343,7 +345,9 @@ fn import_on_the_fly_method(
position: SyntaxNode,
potential_import_name: String,
) -> Option<()> {
let _p = profile::span("import_on_the_fly_method").detail(|| potential_import_name.clone());
let _p =
tracing::span!(tracing::Level::INFO, "import_on_the_fly_method", ?potential_import_name)
.entered();
ImportScope::find_insert_use_container(&position, &ctx.sema)?;

2
crates/ide-completion/src/completions/item_list.rs
View file

@ -28,7 +28,7 @@ pub(crate) fn complete_item_list(
path_ctx @ PathCompletionCtx { qualified, .. }: &PathCompletionCtx,
kind: &ItemListKind,
) {
let _p = profile::span("complete_item_list");
let _p = tracing::span!(tracing::Level::INFO, "complete_item_list").entered();
if path_ctx.is_trivial_path() {
add_keywords(acc, ctx, Some(kind));
}

2
crates/ide-completion/src/completions/mod_.rs
View file

@ -21,7 +21,7 @@ pub(crate) fn complete_mod(
return None;
}
let _p = profile::span("completion::complete_mod");
let _p = tracing::span!(tracing::Level::INFO, "completion::complete_mod").entered();
let mut current_module = ctx.module;
// For `mod $0`, `ctx.module` is its parent, but for `mod f$0`, it's `mod f` itself, but we're

2
crates/ide-completion/src/completions/type.rs
View file

@ -15,7 +15,7 @@ pub(crate) fn complete_type_path(
path_ctx @ PathCompletionCtx { qualified, .. }: &PathCompletionCtx,
location: &TypeLocation,
) {
let _p = profile::span("complete_type_path");
let _p = tracing::span!(tracing::Level::INFO, "complete_type_path").entered();
let scope_def_applicable = |def| {
use hir::{GenericParam::*, ModuleDef::*};

8
crates/ide-completion/src/context.rs
View file

@ -568,7 +568,8 @@ pub(crate) fn iterate_path_candidates(
/// A version of [`SemanticsScope::process_all_names`] that filters out `#[doc(hidden)]` items and
/// passes all doc-aliases along, to funnel it into [`Completions::add_path_resolution`].
pub(crate) fn process_all_names(&self, f: &mut dyn FnMut(Name, ScopeDef, Vec<SmolStr>)) {
let _p = profile::span("CompletionContext::process_all_names");
let _p =
tracing::span!(tracing::Level::INFO, "CompletionContext::process_all_names").entered();
self.scope.process_all_names(&mut |name, def| {
if self.is_scope_def_hidden(def) {
return;
@ -579,7 +580,8 @@ pub(crate) fn process_all_names(&self, f: &mut dyn FnMut(Name, ScopeDef, Vec<Smo
}
pub(crate) fn process_all_names_raw(&self, f: &mut dyn FnMut(Name, ScopeDef)) {
let _p = profile::span("CompletionContext::process_all_names_raw");
let _p = tracing::span!(tracing::Level::INFO, "CompletionContext::process_all_names_raw")
.entered();
self.scope.process_all_names(f);
}
@ -637,7 +639,7 @@ pub(super) fn new(
position @ FilePosition { file_id, offset }: FilePosition,
config: &'a CompletionConfig,
) -> Option<(CompletionContext<'a>, CompletionAnalysis)> {
let _p = profile::span("CompletionContext::new");
let _p = tracing::span!(tracing::Level::INFO, "CompletionContext::new").entered();
let sema = Semantics::new(db);
let original_file = sema.parse(file_id);

4
crates/ide-completion/src/context/analysis.rs
View file

@ -72,7 +72,7 @@ fn expand(
mut fake_ident_token: SyntaxToken,
relative_offset: TextSize,
) -> ExpansionResult {
let _p = profile::span("CompletionContext::expand");
let _p = tracing::span!(tracing::Level::INFO, "CompletionContext::expand").entered();
let mut derive_ctx = None;
'expansion: loop {
@ -211,7 +211,7 @@ fn analyze(
original_token: &SyntaxToken,
self_token: &SyntaxToken,
) -> Option<(CompletionAnalysis, (Option<Type>, Option<ast::NameOrNameRef>), QualifierCtx)> {
let _p = profile::span("CompletionContext::analyze");
let _p = tracing::span!(tracing::Level::INFO, "CompletionContext::analyze").entered();
let ExpansionResult { original_file, speculative_file, offset, fake_ident_token, derive_ctx } =
expansion_result;

2
crates/ide-completion/src/item.rs
View file

@ -433,7 +433,7 @@ pub(crate) fn from_resolution(
}
pub(crate) fn build(self, db: &RootDatabase) -> CompletionItem {
let _p = profile::span("item::Builder::build");
let _p = tracing::span!(tracing::Level::INFO, "item::Builder::build").entered();
let label = self.label;
let mut label_detail = None;

2
crates/ide-completion/src/lib.rs
View file

@ -236,7 +236,7 @@ pub fn resolve_completion_edits(
FilePosition { file_id, offset }: FilePosition,
imports: impl IntoIterator<Item = (String, String)>,
) -> Option<Vec<TextEdit>> {
let _p = profile::span("resolve_completion_edits");
let _p = tracing::span!(tracing::Level::INFO, "resolve_completion_edits").entered();
let sema = hir::Semantics::new(db);
let original_file = sema.parse(file_id);

6
crates/ide-completion/src/render.rs
View file

@ -292,7 +292,7 @@ fn render_resolution_pat(
import_to_add: Option<LocatedImport>,
resolution: ScopeDef,
) -> Builder {
let _p = profile::span("render_resolution");
let _p = tracing::span!(tracing::Level::INFO, "render_resolution").entered();
use hir::ModuleDef::*;
if let ScopeDef::ModuleDef(Macro(mac)) = resolution {
@ -310,7 +310,7 @@ fn render_resolution_path(
import_to_add: Option<LocatedImport>,
resolution: ScopeDef,
) -> Builder {
let _p = profile::span("render_resolution");
let _p = tracing::span!(tracing::Level::INFO, "render_resolution").entered();
use hir::ModuleDef::*;
match resolution {
@ -418,7 +418,7 @@ fn render_resolution_simple_(
import_to_add: Option<LocatedImport>,
resolution: ScopeDef,
) -> Builder {
let _p = profile::span("render_resolution");
let _p = tracing::span!(tracing::Level::INFO, "render_resolution").entered();
let db = ctx.db();
let ctx = ctx.import_to_add(import_to_add);

2
crates/ide-completion/src/render/const_.rs
View file

@ -6,7 +6,7 @@
use crate::{item::CompletionItem, render::RenderContext};
pub(crate) fn render_const(ctx: RenderContext<'_>, const_: hir::Const) -> Option<CompletionItem> {
let _p = profile::span("render_const");
let _p = tracing::span!(tracing::Level::INFO, "render_const").entered();
render(ctx, const_)
}

4
crates/ide-completion/src/render/function.rs
View file

@ -25,7 +25,7 @@ pub(crate) fn render_fn(
local_name: Option<hir::Name>,
func: hir::Function,
) -> Builder {
let _p = profile::span("render_fn");
let _p = tracing::span!(tracing::Level::INFO, "render_fn").entered();
render(ctx, local_name, func, FuncKind::Function(path_ctx))
}
@ -36,7 +36,7 @@ pub(crate) fn render_method(
local_name: Option<hir::Name>,
func: hir::Function,
) -> Builder {
let _p = profile::span("render_method");
let _p = tracing::span!(tracing::Level::INFO, "render_method").entered();
render(ctx, local_name, func, FuncKind::Method(dot_access, receiver))
}

4
crates/ide-completion/src/render/literal.rs
View file

@ -27,7 +27,7 @@ pub(crate) fn render_variant_lit(
variant: hir::Variant,
path: Option<hir::ModPath>,
) -> Option<Builder> {
let _p = profile::span("render_enum_variant");
let _p = tracing::span!(tracing::Level::INFO, "render_enum_variant").entered();
let db = ctx.db();
let name = local_name.unwrap_or_else(|| variant.name(db));
@ -41,7 +41,7 @@ pub(crate) fn render_struct_literal(
path: Option<hir::ModPath>,
local_name: Option<hir::Name>,
) -> Option<Builder> {
let _p = profile::span("render_struct_literal");
let _p = tracing::span!(tracing::Level::INFO, "render_struct_literal").entered();
let db = ctx.db();
let name = local_name.unwrap_or_else(|| strukt.name(db));

4
crates/ide-completion/src/render/macro_.rs
View file

@ -17,7 +17,7 @@ pub(crate) fn render_macro(
name: hir::Name,
macro_: hir::Macro,
) -> Builder {
let _p = profile::span("render_macro");
let _p = tracing::span!(tracing::Level::INFO, "render_macro").entered();
render(ctx, *kind == PathKind::Use, *has_macro_bang, *has_call_parens, name, macro_)
}
@ -27,7 +27,7 @@ pub(crate) fn render_macro_pat(
name: hir::Name,
macro_: hir::Macro,
) -> Builder {
let _p = profile::span("render_macro");
let _p = tracing::span!(tracing::Level::INFO, "render_macro").entered();
render(ctx, false, false, false, name, macro_)
}

4
crates/ide-completion/src/render/pattern.rs
View file

@ -20,7 +20,7 @@ pub(crate) fn render_struct_pat(
strukt: hir::Struct,
local_name: Option<Name>,
) -> Option<CompletionItem> {
let _p = profile::span("render_struct_pat");
let _p = tracing::span!(tracing::Level::INFO, "render_struct_pat").entered();
let fields = strukt.fields(ctx.db());
let (visible_fields, fields_omitted) = visible_fields(ctx.completion, &fields, strukt)?;
@ -50,7 +50,7 @@ pub(crate) fn render_variant_pat(
local_name: Option<Name>,
path: Option<&hir::ModPath>,
) -> Option<CompletionItem> {
let _p = profile::span("render_variant_pat");
let _p = tracing::span!(tracing::Level::INFO, "render_variant_pat").entered();
let fields = variant.fields(ctx.db());
let (visible_fields, fields_omitted) = visible_fields(ctx.completion, &fields, variant)?;

4
crates/ide-completion/src/render/type_alias.rs
View file

@ -10,7 +10,7 @@ pub(crate) fn render_type_alias(
ctx: RenderContext<'_>,
type_alias: hir::TypeAlias,
) -> Option<CompletionItem> {
let _p = profile::span("render_type_alias");
let _p = tracing::span!(tracing::Level::INFO, "render_type_alias").entered();
render(ctx, type_alias, false)
}
@ -18,7 +18,7 @@ pub(crate) fn render_type_alias_with_eq(
ctx: RenderContext<'_>,
type_alias: hir::TypeAlias,
) -> Option<CompletionItem> {
let _p = profile::span("render_type_alias_with_eq");
let _p = tracing::span!(tracing::Level::INFO, "render_type_alias_with_eq").entered();
render(ctx, type_alias, true)
}

5
crates/ide-db/src/apply_change.rs
View file

@ -15,12 +15,13 @@
impl RootDatabase {
pub fn request_cancellation(&mut self) {
let _p = profile::span("RootDatabase::request_cancellation");
let _p =
tracing::span!(tracing::Level::INFO, "RootDatabase::request_cancellation").entered();
self.salsa_runtime_mut().synthetic_write(Durability::LOW);
}
pub fn apply_change(&mut self, change: Change) {
let _p = profile::span("RootDatabase::apply_change");
let _p = tracing::span!(tracing::Level::INFO, "RootDatabase::apply_change").entered();
self.request_cancellation();
tracing::trace!("apply_change {:?}", change);
if let Some(roots) = &change.source_change.roots {

8
crates/ide-db/src/defs.rs
View file

@ -404,7 +404,7 @@ pub fn defined(self) -> Option<Definition> {
}
pub fn classify(sema: &Semantics<'_, RootDatabase>, name: &ast::Name) -> Option<NameClass> {
let _p = profile::span("classify_name");
let _p = tracing::span!(tracing::Level::INFO, "classify_name").entered();
let parent = name.syntax().parent()?;
@ -496,7 +496,7 @@ pub fn classify_lifetime(
sema: &Semantics<'_, RootDatabase>,
lifetime: &ast::Lifetime,
) -> Option<NameClass> {
let _p = profile::span("classify_lifetime").detail(|| lifetime.to_string());
let _p = tracing::span!(tracing::Level::INFO, "classify_lifetime", ?lifetime).entered();
let parent = lifetime.syntax().parent()?;
if let Some(it) = ast::LifetimeParam::cast(parent.clone()) {
@ -587,7 +587,7 @@ pub fn classify(
sema: &Semantics<'_, RootDatabase>,
name_ref: &ast::NameRef,
) -> Option<NameRefClass> {
let _p = profile::span("classify_name_ref").detail(|| name_ref.to_string());
let _p = tracing::span!(tracing::Level::INFO, "classify_name_ref", ?name_ref).entered();
let parent = name_ref.syntax().parent()?;
@ -686,7 +686,7 @@ pub fn classify_lifetime(
sema: &Semantics<'_, RootDatabase>,
lifetime: &ast::Lifetime,
) -> Option<NameRefClass> {
let _p = profile::span("classify_lifetime_ref").detail(|| lifetime.to_string());
let _p = tracing::span!(tracing::Level::INFO, "classify_lifetime_ref", ?lifetime).entered();
let parent = lifetime.syntax().parent()?;
match parent.kind() {
SyntaxKind::BREAK_EXPR | SyntaxKind::CONTINUE_EXPR => {

2
crates/ide-db/src/helpers.rs
View file

@ -35,7 +35,7 @@ pub fn pick_token<T: AstToken>(mut tokens: TokenAtOffset<SyntaxToken>) -> Option
/// Converts the mod path struct into its ast representation.
pub fn mod_path_to_ast(path: &hir::ModPath) -> ast::Path {
let _p = profile::span("mod_path_to_ast");
let _p = tracing::span!(tracing::Level::INFO, "mod_path_to_ast").entered();
let mut segments = Vec::new();
let mut is_abs = false;

18
crates/ide-db/src/imports/import_assets.rs
View file

@ -208,7 +208,8 @@ pub fn search_for_imports(
prefer_no_std: bool,
prefer_prelude: bool,
) -> impl Iterator<Item = LocatedImport> {
let _p = profile::span("import_assets::search_for_imports");
let _p =
tracing::span!(tracing::Level::INFO, "import_assets::search_for_imports").entered();
self.search_for(sema, Some(prefix_kind), prefer_no_std, prefer_prelude)
}
@ -219,7 +220,8 @@ pub fn search_for_relative_paths(
prefer_no_std: bool,
prefer_prelude: bool,
) -> impl Iterator<Item = LocatedImport> {
let _p = profile::span("import_assets::search_for_relative_paths");
let _p = tracing::span!(tracing::Level::INFO, "import_assets::search_for_relative_paths")
.entered();
self.search_for(sema, None, prefer_no_std, prefer_prelude)
}
@ -260,7 +262,7 @@ fn search_for(
prefer_no_std: bool,
prefer_prelude: bool,
) -> impl Iterator<Item = LocatedImport> {
let _p = profile::span("import_assets::search_for");
let _p = tracing::span!(tracing::Level::INFO, "import_assets::search_for").entered();
let scope = match sema.scope(&self.candidate_node) {
Some(it) => it,
@ -305,7 +307,7 @@ fn search_for(
}
fn scope_definitions(&self, sema: &Semantics<'_, RootDatabase>) -> FxHashSet<ScopeDef> {
let _p = profile::span("import_assets::scope_definitions");
let _p = tracing::span!(tracing::Level::INFO, "import_assets::scope_definitions").entered();
let mut scope_definitions = FxHashSet::default();
if let Some(scope) = sema.scope(&self.candidate_node) {
scope.process_all_names(&mut |_, scope_def| {
@ -323,7 +325,8 @@ fn path_applicable_imports(
mod_path: impl Fn(ItemInNs) -> Option<ModPath> + Copy,
scope_filter: impl Fn(ItemInNs) -> bool + Copy,
) -> FxHashSet<LocatedImport> {
let _p = profile::span("import_assets::path_applicable_imports");
let _p =
tracing::span!(tracing::Level::INFO, "import_assets::path_applicable_imports").entered();
match &path_candidate.qualifier {
None => {
@ -370,7 +373,7 @@ fn import_for_item(
original_item: ItemInNs,
scope_filter: impl Fn(ItemInNs) -> bool,
) -> Option<LocatedImport> {
let _p = profile::span("import_assets::import_for_item");
let _p = tracing::span!(tracing::Level::INFO, "import_assets::import_for_item").entered();
let [first_segment, ..] = unresolved_qualifier else { return None };
let item_as_assoc = item_as_assoc(db, original_item);
@ -504,7 +507,8 @@ fn trait_applicable_items(
mod_path: impl Fn(ItemInNs) -> Option<ModPath>,
scope_filter: impl Fn(hir::Trait) -> bool,
) -> FxHashSet<LocatedImport> {
let _p = profile::span("import_assets::trait_applicable_items");
let _p =
tracing::span!(tracing::Level::INFO, "import_assets::trait_applicable_items").entered();
let db = sema.db;

2
crates/ide-db/src/imports/insert_use.rs
View file

@ -194,7 +194,7 @@ fn insert_use_with_alias_option(
cfg: &InsertUseConfig,
alias: Option<ast::Rename>,
) {
let _p = profile::span("insert_use");
let _p = tracing::span!(tracing::Level::INFO, "insert_use").entered();
let mut mb = match cfg.granularity {
ImportGranularity::Crate => Some(MergeBehavior::Crate),
ImportGranularity::Module => Some(MergeBehavior::Module),

13
crates/ide-db/src/items_locator.rs
View file

@ -20,14 +20,9 @@ pub fn items_with_name<'a>(
name: NameToImport,
assoc_item_search: AssocSearchMode,
) -> impl Iterator<Item = ItemInNs> + 'a {
let _p = profile::span("items_with_name").detail(|| {
format!(
"Name: {}, crate: {:?}, assoc items: {:?}",
name.text(),
assoc_item_search,
krate.display_name(sema.db).map(|name| name.to_string()),
)
});
let krate_name = krate.display_name(sema.db).map(|name| name.to_string());
let _p = tracing::span!(tracing::Level::INFO, "items_with_name", name = name.text(), assoc_item_search = ?assoc_item_search, crate = ?krate_name)
.entered();
let prefix = matches!(name, NameToImport::Prefix(..));
let (local_query, external_query) = match name {
@ -77,7 +72,7 @@ fn find_items<'a>(
local_query: symbol_index::Query,
external_query: import_map::Query,
) -> impl Iterator<Item = ItemInNs> + 'a {
let _p = profile::span("find_items");
let _p = tracing::span!(tracing::Level::INFO, "find_items").entered();
let db = sema.db;
// NOTE: `external_query` includes `assoc_item_search`, so we don't need to

4
crates/ide-db/src/search.rs
View file

@ -273,7 +273,7 @@ fn into_iter(self) -> Self::IntoIter {
impl Definition {
fn search_scope(&self, db: &RootDatabase) -> SearchScope {
let _p = profile::span("search_scope");
let _p = tracing::span!(tracing::Level::INFO, "search_scope").entered();
if let Definition::BuiltinType(_) = self {
return SearchScope::crate_graph(db);
@ -435,7 +435,7 @@ pub fn all(self) -> UsageSearchResult {
}
pub fn search(&self, sink: &mut dyn FnMut(FileId, FileReference) -> bool) {
let _p = profile::span("FindUsages:search");
let _p = tracing::span!(tracing::Level::INFO, "FindUsages:search").entered();
let sema = self.sema;
let search_scope = {

10
crates/ide-db/src/symbol_index.rs
View file

@ -124,7 +124,7 @@ pub trait SymbolsDatabase: HirDatabase + SourceDatabaseExt + Upcast<dyn HirDatab
}
fn library_symbols(db: &dyn SymbolsDatabase, source_root_id: SourceRootId) -> Arc<SymbolIndex> {
let _p = profile::span("library_symbols");
let _p = tracing::span!(tracing::Level::INFO, "library_symbols").entered();
let mut symbol_collector = SymbolCollector::new(db.upcast());
@ -142,14 +142,14 @@ fn library_symbols(db: &dyn SymbolsDatabase, source_root_id: SourceRootId) -> Ar
}
fn module_symbols(db: &dyn SymbolsDatabase, module: Module) -> Arc<SymbolIndex> {
let _p = profile::span("module_symbols");
let _p = tracing::span!(tracing::Level::INFO, "module_symbols").entered();
let symbols = SymbolCollector::collect_module(db.upcast(), module);
Arc::new(SymbolIndex::new(symbols))
}
pub fn crate_symbols(db: &dyn SymbolsDatabase, krate: Crate) -> Box<[Arc<SymbolIndex>]> {
let _p = profile::span("crate_symbols");
let _p = tracing::span!(tracing::Level::INFO, "crate_symbols").entered();
krate.modules(db.upcast()).into_iter().map(|module| db.module_symbols(module)).collect()
}
@ -200,7 +200,7 @@ fn deref(&self) -> &Self::Target {
// | VS Code | kbd:[Ctrl+T]
// |===
pub fn world_symbols(db: &RootDatabase, query: Query) -> Vec<FileSymbol> {
let _p = profile::span("world_symbols").detail(|| query.query.clone());
let _p = tracing::span!(tracing::Level::INFO, "world_symbols", query = ?query.query).entered();
let indices: Vec<_> = if query.libs {
db.library_roots()
@ -320,7 +320,7 @@ pub(crate) fn search<'sym>(
indices: &'sym [Arc<SymbolIndex>],
cb: impl FnMut(&'sym FileSymbol),
) {
let _p = profile::span("symbol_index::Query::search");
let _p = tracing::span!(tracing::Level::INFO, "symbol_index::Query::search").entered();
let mut op = fst::map::OpBuilder::new();
match self.mode {
SearchMode::Exact => {

3
crates/ide-diagnostics/Cargo.toml
View file

@ -16,6 +16,7 @@ cov-mark = "2.0.0-pre.1"
either.workspace = true
itertools.workspace = true
serde_json.workspace = true
tracing.workspace = true
once_cell = "1.17.0"
# local deps
@ -39,4 +40,4 @@ sourcegen.workspace = true
in-rust-tree = []
[lints]
workspace = true
workspace = true

2
crates/ide-diagnostics/src/lib.rs
View file

@ -293,7 +293,7 @@ pub fn diagnostics(
resolve: &AssistResolveStrategy,
file_id: FileId,
) -> Vec<Diagnostic> {
let _p = profile::span("diagnostics");
let _p = tracing::span!(tracing::Level::INFO, "diagnostics").entered();
let sema = Semantics::new(db);
let parse = db.parse(file_id);
let mut res = Vec::new();

2
crates/ide/src/highlight_related.rs
View file

@ -55,7 +55,7 @@ pub(crate) fn highlight_related(
config: HighlightRelatedConfig,
pos @ FilePosition { offset, file_id }: FilePosition,
) -> Option<Vec<HighlightedRange>> {
let _p = profile::span("highlight_related");
let _p = tracing::span!(tracing::Level::INFO, "highlight_related").entered();
let syntax = sema.parse(file_id).syntax().clone();
let token = pick_best_token(syntax.token_at_offset(offset), |kind| match kind {

2
crates/ide/src/inlay_hints.rs
View file

@ -454,7 +454,7 @@ pub(crate) fn inlay_hints(
range_limit: Option<RangeLimit>,
config: &InlayHintsConfig,
) -> Vec<InlayHint> {
let _p = profile::span("inlay_hints");
let _p = tracing::span!(tracing::Level::INFO, "inlay_hints").entered();
let sema = Semantics::new(db);
let file = sema.parse(file_id);
let file = file.syntax();

2
crates/ide/src/prime_caches.rs
View file

@ -33,7 +33,7 @@ pub(crate) fn parallel_prime_caches(
num_worker_threads: u8,
cb: &(dyn Fn(ParallelPrimeCachesProgress) + Sync),
) {
let _p = profile::span("prime_caches");
let _p = tracing::span!(tracing::Level::INFO, "prime_caches").entered();
let graph = db.crate_graph();
let mut crates_to_prime = {

2
crates/ide/src/references.rs
View file

@ -57,7 +57,7 @@ pub(crate) fn find_all_refs(
position: FilePosition,
search_scope: Option<SearchScope>,
) -> Option<Vec<ReferenceSearchResult>> {
let _p = profile::span("find_all_refs");
let _p = tracing::span!(tracing::Level::INFO, "find_all_refs").entered();
let syntax = sema.parse(position.file_id).syntax().clone();
let make_searcher = |literal_search: bool| {
move |def: Definition| {

2
crates/ide/src/syntax_highlighting.rs
View file

@ -186,7 +186,7 @@ pub(crate) fn highlight(
file_id: FileId,
range_to_highlight: Option<TextRange>,
) -> Vec<HlRange> {
let _p = profile::span("highlight");
let _p = tracing::span!(tracing::Level::INFO, "highlight").entered();
let sema = Semantics::new(db);
// Determine the root based on the given range.

2
crates/proc-macro-api/src/lib.rs
View file

@ -113,7 +113,7 @@ pub fn spawn(process_path: AbsPathBuf) -> io::Result<ProcMacroServer> {
}
pub fn load_dylib(&self, dylib: MacroDylib) -> Result<Vec<ProcMacro>, ServerError> {
let _p = profile::span("ProcMacroClient::load_dylib");
let _p = tracing::span!(tracing::Level::INFO, "ProcMacroClient::load_dylib").entered();
let macros =
self.process.lock().unwrap_or_else(|e| e.into_inner()).find_proc_macros(&dylib.path)?;

3
crates/profile/Cargo.toml
View file

@ -13,6 +13,7 @@ doctest = false
[dependencies]
once_cell = "1.17.0"
tracing.workspace = true
cfg-if = "1.0.0"
la-arena.workspace = true
libc.workspace = true
@ -33,4 +34,4 @@ jemalloc = ["jemalloc-ctl"]
# default = [ "cpu_profiler" ]
[lints]
workspace = true
workspace = true

326
crates/profile/src/hprof.rs
View file

@ -1,326 +0,0 @@
//! Simple hierarchical profiler
use std::{
cell::RefCell,
collections::{BTreeMap, HashSet},
env, fmt,
io::{stderr, Write},
sync::{
atomic::{AtomicBool, Ordering},
RwLock,
},
time::{Duration, Instant},
};
use once_cell::sync::Lazy;
use crate::tree::{Idx, Tree};
/// Filtering syntax
/// env RA_PROFILE=* // dump everything
/// env RA_PROFILE=foo|bar|baz // enabled only selected entries
/// env RA_PROFILE=*@3>10 // dump everything, up to depth 3, if it takes more than 10 ms
pub fn init() {
countme::enable(env::var("RA_COUNT").is_ok());
let spec = env::var("RA_PROFILE").unwrap_or_default();
init_from(&spec);
}
pub fn init_from(spec: &str) {
let filter = if spec.is_empty() { Filter::disabled() } else { Filter::from_spec(spec) };
filter.install();
}
type Label = &'static str;
/// This function starts a profiling scope in the current execution stack with a given description.
/// It returns a `Profile` struct that measures elapsed time between this method invocation and `Profile` struct drop.
/// It supports nested profiling scopes in case when this function is invoked multiple times at the execution stack.
/// In this case the profiling information will be nested at the output.
/// Profiling information is being printed in the stderr.
///
/// # Example
/// ```
/// profile::init_from("profile1|profile2@2");
/// profiling_function1();
///
/// fn profiling_function1() {
/// let _p = profile::span("profile1");
/// profiling_function2();
/// }
///
/// fn profiling_function2() {
/// let _p = profile::span("profile2");
/// }
/// ```
/// This will print in the stderr the following:
/// ```text
/// 0ms - profile
/// 0ms - profile2
/// ```
#[inline]
pub fn span(label: Label) -> ProfileSpan {
debug_assert!(!label.is_empty());
let enabled = PROFILING_ENABLED.load(Ordering::Relaxed);
if enabled && with_profile_stack(|stack| stack.push(label)) {
ProfileSpan(Some(ProfilerImpl { label, detail: None }))
} else {
ProfileSpan(None)
}
}
#[inline]
pub fn heartbeat_span() -> HeartbeatSpan {
let enabled = PROFILING_ENABLED.load(Ordering::Relaxed);
HeartbeatSpan::new(enabled)
}
#[inline]
pub fn heartbeat() {
let enabled = PROFILING_ENABLED.load(Ordering::Relaxed);
if enabled {
with_profile_stack(|it| it.heartbeat(1));
}
}
pub struct ProfileSpan(Option<ProfilerImpl>);
struct ProfilerImpl {
label: Label,
detail: Option<String>,
}
impl ProfileSpan {
pub fn detail(mut self, detail: impl FnOnce() -> String) -> ProfileSpan {
if let Some(profiler) = &mut self.0 {
profiler.detail = Some(detail());
}
self
}
}
impl Drop for ProfilerImpl {
#[inline]
fn drop(&mut self) {
with_profile_stack(|it| it.pop(self.label, self.detail.take()));
}
}
pub struct HeartbeatSpan {
enabled: bool,
}
impl HeartbeatSpan {
#[inline]
pub fn new(enabled: bool) -> Self {
if enabled {
with_profile_stack(|it| it.heartbeats(true));
}
Self { enabled }
}
}
impl Drop for HeartbeatSpan {
fn drop(&mut self) {
if self.enabled {
with_profile_stack(|it| it.heartbeats(false));
}
}
}
static PROFILING_ENABLED: AtomicBool = AtomicBool::new(false);
static FILTER: Lazy<RwLock<Filter>> = Lazy::new(Default::default);
fn with_profile_stack<T>(f: impl FnOnce(&mut ProfileStack) -> T) -> T {
thread_local!(static STACK: RefCell<ProfileStack> = RefCell::new(ProfileStack::new()));
STACK.with(|it| f(&mut it.borrow_mut()))
}
#[derive(Default, Clone, Debug)]
struct Filter {
depth: usize,
allowed: HashSet<String>,
longer_than: Duration,
heartbeat_longer_than: Duration,
version: usize,
}
impl Filter {
fn disabled() -> Filter {
Filter::default()
}
fn from_spec(mut spec: &str) -> Filter {
let longer_than = if let Some(idx) = spec.rfind('>') {
let longer_than = spec[idx + 1..].parse().expect("invalid profile longer_than");
spec = &spec[..idx];
Duration::from_millis(longer_than)
} else {
Duration::new(0, 0)
};
let heartbeat_longer_than = longer_than;
let depth = if let Some(idx) = spec.rfind('@') {
let depth: usize = spec[idx + 1..].parse().expect("invalid profile depth");
spec = &spec[..idx];
depth
} else {
999
};
let allowed =
if spec == "*" { HashSet::new() } else { spec.split('|').map(String::from).collect() };
Filter { depth, allowed, longer_than, heartbeat_longer_than, version: 0 }
}
fn install(mut self) {
PROFILING_ENABLED.store(self.depth > 0, Ordering::SeqCst);
let mut old = FILTER.write().unwrap();
self.version = old.version + 1;
*old = self;
}
}
struct ProfileStack {
frames: Vec<Frame>,
filter: Filter,
messages: Tree<Message>,
heartbeats: bool,
}
struct Frame {
t: Instant,
heartbeats: u32,
}
#[derive(Default)]
struct Message {
duration: Duration,
label: Label,
detail: Option<String>,
}
impl ProfileStack {
fn new() -> ProfileStack {
ProfileStack {
frames: Vec::new(),
messages: Tree::default(),
filter: Default::default(),
heartbeats: false,
}
}
fn push(&mut self, label: Label) -> bool {
if self.frames.is_empty() {
if let Ok(f) = FILTER.try_read() {
if f.version > self.filter.version {
self.filter = f.clone();
}
};
}
if self.frames.len() > self.filter.depth {
return false;
}
let allowed = &self.filter.allowed;
if self.frames.is_empty() && !allowed.is_empty() && !allowed.contains(label) {
return false;
}
self.frames.push(Frame { t: Instant::now(), heartbeats: 0 });
self.messages.start();
true
}
fn pop(&mut self, label: Label, detail: Option<String>) {
let frame = self.frames.pop().unwrap();
let duration = frame.t.elapsed();
if self.heartbeats {
self.heartbeat(frame.heartbeats);
let avg_span = duration / (frame.heartbeats + 1);
if avg_span > self.filter.heartbeat_longer_than {
eprintln!("Too few heartbeats {label} ({}/{duration:?})?", frame.heartbeats);
}
}
self.messages.finish(Message { duration, label, detail });
if self.frames.is_empty() {
let longer_than = self.filter.longer_than;
// Convert to millis for comparison to avoid problems with rounding
// (otherwise we could print `0ms` despite user's `>0` filter when
// `duration` is just a few nanos).
if duration.as_millis() > longer_than.as_millis() {
if let Some(root) = self.messages.root() {
print(&self.messages, root, 0, longer_than, &mut stderr().lock());
}
}
self.messages.clear();
}
}
fn heartbeats(&mut self, yes: bool) {
self.heartbeats = yes;
}
fn heartbeat(&mut self, n: u32) {
if let Some(frame) = self.frames.last_mut() {
frame.heartbeats += n;
}
}
}
fn print(
tree: &Tree<Message>,
curr: Idx<Message>,
level: u32,
longer_than: Duration,
out: &mut impl Write,
) {
let current_indent = " ".repeat(level as usize);
let detail = tree[curr].detail.as_ref().map(|it| format!(" @ {it}")).unwrap_or_default();
writeln!(
out,
"{}{} - {}{}",
current_indent,
ms(tree[curr].duration),
tree[curr].label,
detail,
)
.expect("printing profiling info");
let mut accounted_for = Duration::default();
let mut short_children = BTreeMap::new(); // Use `BTreeMap` to get deterministic output.
for child in tree.children(curr) {
accounted_for += tree[child].duration;
if tree[child].duration.as_millis() > longer_than.as_millis() {
print(tree, child, level + 1, longer_than, out);
} else {
let (total_duration, cnt) =
short_children.entry(tree[child].label).or_insert((Duration::default(), 0));
*total_duration += tree[child].duration;
*cnt += 1;
}
}
for (child_msg, (duration, count)) in &short_children {
writeln!(out, " {current_indent}{} - {child_msg} ({count} calls)", ms(*duration))
.expect("printing profiling info");
}
let unaccounted = tree[curr].duration - accounted_for;
if tree.children(curr).next().is_some() && unaccounted > longer_than {
writeln!(out, " {current_indent}{} - ???", ms(unaccounted))
.expect("printing profiling info");
}
}
#[allow(non_camel_case_types)]
struct ms(Duration);
impl fmt::Display for ms {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
match self.0.as_millis() {
0 => f.write_str(" 0 "),
n => write!(f, "{n:5}ms"),
}
}
}

3
crates/profile/src/lib.rs
View file

@ -4,15 +4,12 @@
#[cfg(feature = "cpu_profiler")]
mod google_cpu_profiler;
mod hprof;
mod memory_usage;
mod stop_watch;
mod tree;
use std::cell::RefCell;
pub use crate::{
hprof::{heartbeat, heartbeat_span, init, init_from, span},
memory_usage::{Bytes, MemoryUsage},
stop_watch::{StopWatch, StopWatchSpan},
};

84
crates/profile/src/tree.rs
View file

@ -1,84 +0,0 @@
//! A simple tree implementation which tries to not allocate all over the place.
use std::ops;
use la_arena::Arena;
#[derive(Default)]
pub(crate) struct Tree<T> {
nodes: Arena<Node<T>>,
current_path: Vec<(Idx<T>, Option<Idx<T>>)>,
}
pub(crate) type Idx<T> = la_arena::Idx<Node<T>>;
impl<T> Tree<T> {
pub(crate) fn start(&mut self)
where
T: Default,
{
let me = self.nodes.alloc(Node::new(T::default()));
if let Some((parent, last_child)) = self.current_path.last_mut() {
let slot = match *last_child {
Some(last_child) => &mut self.nodes[last_child].next_sibling,
None => &mut self.nodes[*parent].first_child,
};
let prev = slot.replace(me);
assert!(prev.is_none());
*last_child = Some(me);
}
self.current_path.push((me, None));
}
pub(crate) fn finish(&mut self, data: T) {
let (me, _last_child) = self.current_path.pop().unwrap();
self.nodes[me].data = data;
}
pub(crate) fn root(&self) -> Option<Idx<T>> {
self.nodes.iter().next().map(|(idx, _)| idx)
}
pub(crate) fn children(&self, idx: Idx<T>) -> impl Iterator<Item = Idx<T>> + '_ {
NodeIter { nodes: &self.nodes, next: self.nodes[idx].first_child }
}
pub(crate) fn clear(&mut self) {
self.nodes.clear();
self.current_path.clear();
}
}
impl<T> ops::Index<Idx<T>> for Tree<T> {
type Output = T;
fn index(&self, index: Idx<T>) -> &T {
&self.nodes[index].data
}
}
pub(crate) struct Node<T> {
data: T,
first_child: Option<Idx<T>>,
next_sibling: Option<Idx<T>>,
}
impl<T> Node<T> {
fn new(data: T) -> Node<T> {
Node { data, first_child: None, next_sibling: None }
}
}
struct NodeIter<'a, T> {
nodes: &'a Arena<Node<T>>,
next: Option<Idx<T>>,
}
impl<T> Iterator for NodeIter<'_, T> {
type Item = Idx<T>;
fn next(&mut self) -> Option<Idx<T>> {
self.next.map(|next| {
self.next = self.nodes[next].next_sibling;
next
})
}
}

2
crates/project-model/src/rustc_cfg.rs
View file

@ -26,7 +26,7 @@ pub(crate) fn get(
extra_env: &FxHashMap<String, String>,
config: RustcCfgConfig<'_>,
) -> Vec<CfgFlag> {
let _p = profile::span("rustc_cfg::get");
let _p = tracing::span!(tracing::Level::INFO, "rustc_cfg::get").entered();
let mut res = Vec::with_capacity(6 * 2 + 1);
// Some nightly-only cfgs, which are required for stdlib

8
crates/project-model/src/workspace.rs
View file

@ -647,7 +647,7 @@ pub fn to_crate_graph(
load: &mut dyn FnMut(&AbsPath) -> Option<FileId>,
extra_env: &FxHashMap<String, String>,
) -> (CrateGraph, ProcMacroPaths) {
let _p = profile::span("ProjectWorkspace::to_crate_graph");
let _p = tracing::span!(tracing::Level::INFO, "ProjectWorkspace::to_crate_graph").entered();
let (mut crate_graph, proc_macros) = match self {
ProjectWorkspace::Json { project, sysroot, rustc_cfg, toolchain } => {
@ -891,7 +891,7 @@ fn cargo_to_crate_graph(
target_layout: TargetLayoutLoadResult,
toolchain: Option<&Version>,
) -> (CrateGraph, ProcMacroPaths) {
let _p = profile::span("cargo_to_crate_graph");
let _p = tracing::span!(tracing::Level::INFO, "cargo_to_crate_graph").entered();
let mut res = (CrateGraph::default(), ProcMacroPaths::default());
let crate_graph = &mut res.0;
let proc_macros = &mut res.1;
@ -1088,7 +1088,7 @@ fn detached_files_to_crate_graph(
sysroot: Option<&Sysroot>,
target_layout: TargetLayoutLoadResult,
) -> (CrateGraph, ProcMacroPaths) {
let _p = profile::span("detached_files_to_crate_graph");
let _p = tracing::span!(tracing::Level::INFO, "detached_files_to_crate_graph").entered();
let mut crate_graph = CrateGraph::default();
let (public_deps, _libproc_macro) = match sysroot {
Some(sysroot) => sysroot_to_crate_graph(
@ -1384,7 +1384,7 @@ fn sysroot_to_crate_graph(
load: &mut dyn FnMut(&AbsPath) -> Option<FileId>,
toolchain: Option<&Version>,
) -> (SysrootPublicDeps, Option<CrateId>) {
let _p = profile::span("sysroot_to_crate_graph");
let _p = tracing::span!(tracing::Level::INFO, "sysroot_to_crate_graph").entered();
match sysroot.mode() {
SysrootMode::Workspace(cargo) => {
let (mut cg, mut pm) = cargo_to_crate_graph(

3
crates/rust-analyzer/Cargo.toml
View file

@ -37,11 +37,10 @@ mimalloc = { version = "0.1.30", default-features = false, optional = true }
lsp-server.workspace = true
tracing.workspace = true
tracing-subscriber.workspace = true
tracing-log = "0.2.0"
tracing-tree.workspace = true
triomphe.workspace = true
nohash-hasher.workspace = true
always-assert = "0.1.2"
always-assert = "0.2.0"
walkdir = "2.3.2"
cfg.workspace = true

137
crates/rust-analyzer/src/bin/logger.rs
View file

@ -1,137 +0,0 @@
//! Simple logger that logs either to stderr or to a file, using `tracing_subscriber`
//! filter syntax and `tracing_appender` for non blocking output.
use std::{
fmt,
fs::File,
io::{self, Stderr},
sync::Arc,
};
use anyhow::Context;
use tracing::{level_filters::LevelFilter, Event, Subscriber};
use tracing_log::NormalizeEvent;
use tracing_subscriber::{
filter::Targets,
fmt::{
format::Writer, writer::BoxMakeWriter, FmtContext, FormatEvent, FormatFields,
FormattedFields, MakeWriter,
},
layer::SubscriberExt,
registry::LookupSpan,
util::SubscriberInitExt,
Registry,
};
use tracing_tree::HierarchicalLayer;
pub(crate) struct LoggerConfig {
pub(crate) log_file: Option<File>,
pub(crate) filter: String,
pub(crate) chalk_filter: Option<String>,
}
struct MakeWriterStderr;
impl MakeWriter<'_> for MakeWriterStderr {
type Writer = Stderr;
fn make_writer(&self) -> Self::Writer {
io::stderr()
}
}
impl LoggerConfig {
pub(crate) fn init(self) -> anyhow::Result<()> {
let mut filter: Targets = self
.filter
.parse()
.with_context(|| format!("invalid log filter: `{}`", self.filter))?;
let mut chalk_layer = None;
if let Some(chalk_filter) = self.chalk_filter {
let level: LevelFilter =
chalk_filter.parse().with_context(|| "invalid chalk log filter")?;
chalk_layer = Some(
HierarchicalLayer::default()
.with_indent_lines(true)
.with_ansi(false)
.with_indent_amount(2)
.with_writer(io::stderr),
);
filter = filter
.with_target("chalk_solve", level)
.with_target("chalk_ir", level)
.with_target("chalk_recursive", level);
};
let writer = match self.log_file {
Some(file) => BoxMakeWriter::new(Arc::new(file)),
None => BoxMakeWriter::new(io::stderr),
};
let ra_fmt_layer =
tracing_subscriber::fmt::layer().event_format(LoggerFormatter).with_writer(writer);
let registry = Registry::default().with(filter).with(ra_fmt_layer);
match chalk_layer {
Some(chalk_layer) => registry.with(chalk_layer).init(),
None => registry.init(),
}
Ok(())
}
}
#[derive(Debug)]
struct LoggerFormatter;
impl<S, N> FormatEvent<S, N> for LoggerFormatter
where
S: Subscriber + for<'a> LookupSpan<'a>,
N: for<'a> FormatFields<'a> + 'static,
{
fn format_event(
&self,
ctx: &FmtContext<'_, S, N>,
mut writer: Writer<'_>,
event: &Event<'_>,
) -> fmt::Result {
// Write level and target
let level = *event.metadata().level();
// If this event is issued from `log` crate, then the value of target is
// always "log". `tracing-log` has hard coded it for some reason, so we
// need to extract it using `normalized_metadata` method which is part of
// `tracing_log::NormalizeEvent`.
let target = match event.normalized_metadata() {
// This event is issued from `log` crate
Some(log) => log.target(),
None => event.metadata().target(),
};
write!(writer, "[{level} {target}] ")?;
// Write spans and fields of each span
ctx.visit_spans(|span| {
write!(writer, "{}", span.name())?;
let ext = span.extensions();
// `FormattedFields` is a formatted representation of the span's
// fields, which is stored in its extensions by the `fmt` layer's
// `new_span` method. The fields will have been formatted
// by the same field formatter that's provided to the event
// formatter in the `FmtContext`.
let fields = &ext.get::<FormattedFields<N>>().expect("will never be `None`");
if !fields.is_empty() {
write!(writer, "{{{fields}}}")?;
}
write!(writer, ": ")?;
Ok(())
})?;
// Write fields on the event
ctx.field_format().format_fields(writer.by_ref(), event)?;
writeln!(writer)
}
}

25
crates/rust-analyzer/src/bin/main.rs
View file

@ -7,14 +7,14 @@
#[cfg(feature = "in-rust-tree")]
extern crate rustc_driver as _;
mod logger;
mod rustc_wrapper;
use std::{env, fs, path::PathBuf, process};
use std::{env, fs, path::PathBuf, process, sync::Arc};
use anyhow::Context;
use lsp_server::Connection;
use rust_analyzer::{cli::flags, config::Config, from_json};
use tracing_subscriber::fmt::writer::BoxMakeWriter;
use vfs::AbsPathBuf;
#[cfg(feature = "mimalloc")]
@ -123,26 +123,21 @@ fn setup_logging(log_file_flag: Option<PathBuf>) -> anyhow::Result<()> {
None => None,
};
logger::LoggerConfig {
log_file,
let writer = match log_file {
Some(file) => BoxMakeWriter::new(Arc::new(file)),
None => BoxMakeWriter::new(std::io::stderr),
};
rust_analyzer::tracing::Config {
writer,
// Deliberately enable all `error` logs if the user has not set RA_LOG, as there is usually
// useful information in there for debugging.
filter: env::var("RA_LOG").ok().unwrap_or_else(|| "error".to_string()),
// The meaning of CHALK_DEBUG I suspected is to tell chalk crates
// (i.e. chalk-solve, chalk-ir, chalk-recursive) how to filter tracing
// logs. But now we can only have just one filter, which means we have to
// merge chalk filter to our main filter (from RA_LOG env).
//
// The acceptable syntax of CHALK_DEBUG is `target[span{field=value}]=level`.
// As the value should only affect chalk crates, we'd better manually
// specify the target. And for simplicity, CHALK_DEBUG only accept the value
// that specify level.
chalk_filter: env::var("CHALK_DEBUG").ok(),
profile_filter: env::var("RA_PROFILE").ok(),
}
.init()?;
profile::init();
Ok(())
}

2
crates/rust-analyzer/src/cli/parse.rs
View file

@ -5,7 +5,7 @@
impl flags::Parse {
pub fn run(self) -> anyhow::Result<()> {
let _p = profile::span("parsing");
let _p = tracing::span!(tracing::Level::INFO, "parsing").entered();
let text = read_stdin()?;
let file = SourceFile::parse(&text).tree();
if !self.no_dump {

2
crates/rust-analyzer/src/diagnostics.rs
View file

@ -128,7 +128,7 @@ pub(crate) fn fetch_native_diagnostics(
snapshot: GlobalStateSnapshot,
subscriptions: Vec<FileId>,
) -> Vec<(FileId, Vec<lsp_types::Diagnostic>)> {
let _p = profile::span("fetch_native_diagnostics");
let _p = tracing::span!(tracing::Level::INFO, "fetch_native_diagnostics").entered();
let _ctx = stdx::panic_context::enter("fetch_native_diagnostics".to_owned());
let convert_diagnostic =

20
crates/rust-analyzer/src/dispatch.rs
View file

@ -1,5 +1,8 @@
//! See [RequestDispatcher].
use std::{fmt, panic, thread};
use std::{
fmt::{self, Debug},
panic, thread,
};
use ide::Cancelled;
use lsp_server::ExtractError;
@ -49,6 +52,8 @@ pub(crate) fn on_sync_mut<R>(
Some(it) => it,
None => return self,
};
let _guard = tracing::span!(tracing::Level::INFO, "request", method = ?req.method, "request_id" = ?req.id).entered();
tracing::debug!(?params);
let result = {
let _pctx = stdx::panic_context::enter(panic_context);
f(self.global_state, params)
@ -74,6 +79,8 @@ pub(crate) fn on_sync<R>(
Some(it) => it,
None => return self,
};
let _guard = tracing::span!(tracing::Level::INFO, "request", method = ?req.method, "request_id" = ?req.id).entered();
tracing::debug!(?params);
let global_state_snapshot = self.global_state.snapshot();
let result = panic::catch_unwind(move || {
@ -192,6 +199,8 @@ fn on_with_thread_intent<const MAIN_POOL: bool, R>(
Some(it) => it,
None => return self,
};
let _guard = tracing::span!(tracing::Level::INFO, "request", method = ?req.method, "request_id" = ?req.id).entered();
tracing::debug!(?params);
let world = self.global_state.snapshot();
if MAIN_POOL {
@ -313,12 +322,16 @@ pub(crate) fn on_sync_mut<N>(
) -> anyhow::Result<&mut Self>
where
N: lsp_types::notification::Notification,
N::Params: DeserializeOwned + Send,
N::Params: DeserializeOwned + Send + Debug,
{
let not = match self.not.take() {
Some(it) => it,
None => return Ok(self),
};
let _guard =
tracing::span!(tracing::Level::INFO, "notification", method = ?not.method).entered();
let params = match not.extract::<N::Params>(N::METHOD) {
Ok(it) => it,
Err(ExtractError::JsonError { method, error }) => {
@ -329,6 +342,9 @@ pub(crate) fn on_sync_mut<N>(
return Ok(self);
}
};
tracing::debug!(?params);
let _pctx = stdx::panic_context::enter(format!(
"\nversion: {}\nnotification: {}",
version(),

2
crates/rust-analyzer/src/global_state.rs
View file

@ -215,7 +215,7 @@ pub(crate) fn new(sender: Sender<lsp_server::Message>, config: Config) -> Global
}
pub(crate) fn process_changes(&mut self) -> bool {
let _p = profile::span("GlobalState::process_changes");
let _p = tracing::span!(tracing::Level::INFO, "GlobalState::process_changes").entered();
let mut file_changes = FxHashMap::<_, (bool, ChangedFile)>::default();
let (change, modified_rust_files, workspace_structure_change) = {

14
crates/rust-analyzer/src/handlers/notification.rs
View file

@ -54,7 +54,7 @@ pub(crate) fn handle_did_open_text_document(
state: &mut GlobalState,
params: DidOpenTextDocumentParams,
) -> anyhow::Result<()> {
let _p = profile::span("handle_did_open_text_document");
let _p = tracing::span!(tracing::Level::INFO, "handle_did_open_text_document").entered();
if let Ok(path) = from_proto::vfs_path(&params.text_document.uri) {
let already_exists = state
@ -79,7 +79,7 @@ pub(crate) fn handle_did_change_text_document(
state: &mut GlobalState,
params: DidChangeTextDocumentParams,
) -> anyhow::Result<()> {
let _p = profile::span("handle_did_change_text_document");
let _p = tracing::span!(tracing::Level::INFO, "handle_did_change_text_document").entered();
if let Ok(path) = from_proto::vfs_path(&params.text_document.uri) {
let data = match state.mem_docs.get_mut(&path) {
@ -113,7 +113,7 @@ pub(crate) fn handle_did_close_text_document(
state: &mut GlobalState,
params: DidCloseTextDocumentParams,
) -> anyhow::Result<()> {
let _p = profile::span("handle_did_close_text_document");
let _p = tracing::span!(tracing::Level::INFO, "handle_did_close_text_document").entered();
if let Ok(path) = from_proto::vfs_path(&params.text_document.uri) {
if state.mem_docs.remove(&path).is_err() {
@ -247,7 +247,7 @@ pub(crate) fn handle_did_change_watched_files(
}
fn run_flycheck(state: &mut GlobalState, vfs_path: VfsPath) -> bool {
let _p = profile::span("run_flycheck");
let _p = tracing::span!(tracing::Level::INFO, "run_flycheck").entered();
let file_id = state.vfs.read().0.file_id(&vfs_path);
if let Some(file_id) = file_id {
@ -326,13 +326,13 @@ fn run_flycheck(state: &mut GlobalState, vfs_path: VfsPath) -> bool {
}
pub(crate) fn handle_cancel_flycheck(state: &mut GlobalState, _: ()) -> anyhow::Result<()> {
let _p = profile::span("handle_stop_flycheck");
let _p = tracing::span!(tracing::Level::INFO, "handle_stop_flycheck").entered();
state.flycheck.iter().for_each(|flycheck| flycheck.cancel());
Ok(())
}
pub(crate) fn handle_clear_flycheck(state: &mut GlobalState, _: ()) -> anyhow::Result<()> {
let _p = profile::span("handle_clear_flycheck");
let _p = tracing::span!(tracing::Level::INFO, "handle_clear_flycheck").entered();
state.diagnostics.clear_check_all();
Ok(())
}
@ -341,7 +341,7 @@ pub(crate) fn handle_run_flycheck(
state: &mut GlobalState,
params: RunFlycheckParams,
) -> anyhow::Result<()> {
let _p = profile::span("handle_run_flycheck");
let _p = tracing::span!(tracing::Level::INFO, "handle_run_flycheck").entered();
if let Some(text_document) = params.text_document {
if let Ok(vfs_path) = from_proto::vfs_path(&text_document.uri) {
if run_flycheck(state, vfs_path) {

102
crates/rust-analyzer/src/handlers/request.rs
View file

@ -70,7 +70,7 @@ pub(crate) fn handle_analyzer_status(
snap: GlobalStateSnapshot,
params: lsp_ext::AnalyzerStatusParams,
) -> anyhow::Result<String> {
let _p = profile::span("handle_analyzer_status");
let _p = tracing::span!(tracing::Level::INFO, "handle_analyzer_status").entered();
let mut buf = String::new();
@ -114,7 +114,7 @@ pub(crate) fn handle_analyzer_status(
}
pub(crate) fn handle_memory_usage(state: &mut GlobalState, _: ()) -> anyhow::Result<String> {
let _p = profile::span("handle_memory_usage");
let _p = tracing::span!(tracing::Level::INFO, "handle_memory_usage").entered();
let mem = state.analysis_host.per_query_memory_usage();
let mut out = String::new();
@ -135,7 +135,7 @@ pub(crate) fn handle_syntax_tree(
snap: GlobalStateSnapshot,
params: lsp_ext::SyntaxTreeParams,
) -> anyhow::Result<String> {
let _p = profile::span("handle_syntax_tree");
let _p = tracing::span!(tracing::Level::INFO, "handle_syntax_tree").entered();
let id = from_proto::file_id(&snap, &params.text_document.uri)?;
let line_index = snap.file_line_index(id)?;
let text_range = params.range.and_then(|r| from_proto::text_range(&line_index, r).ok());
@ -147,7 +147,7 @@ pub(crate) fn handle_view_hir(
snap: GlobalStateSnapshot,
params: lsp_types::TextDocumentPositionParams,
) -> anyhow::Result<String> {
let _p = profile::span("handle_view_hir");
let _p = tracing::span!(tracing::Level::INFO, "handle_view_hir").entered();
let position = from_proto::file_position(&snap, params)?;
let res = snap.analysis.view_hir(position)?;
Ok(res)
@ -157,7 +157,7 @@ pub(crate) fn handle_view_mir(
snap: GlobalStateSnapshot,
params: lsp_types::TextDocumentPositionParams,
) -> anyhow::Result<String> {
let _p = profile::span("handle_view_mir");
let _p = tracing::span!(tracing::Level::INFO, "handle_view_mir").entered();
let position = from_proto::file_position(&snap, params)?;
let res = snap.analysis.view_mir(position)?;
Ok(res)
@ -167,7 +167,7 @@ pub(crate) fn handle_interpret_function(
snap: GlobalStateSnapshot,
params: lsp_types::TextDocumentPositionParams,
) -> anyhow::Result<String> {
let _p = profile::span("handle_interpret_function");
let _p = tracing::span!(tracing::Level::INFO, "handle_interpret_function").entered();
let position = from_proto::file_position(&snap, params)?;
let res = snap.analysis.interpret_function(position)?;
Ok(res)
@ -185,7 +185,7 @@ pub(crate) fn handle_view_item_tree(
snap: GlobalStateSnapshot,
params: lsp_ext::ViewItemTreeParams,
) -> anyhow::Result<String> {
let _p = profile::span("handle_view_item_tree");
let _p = tracing::span!(tracing::Level::INFO, "handle_view_item_tree").entered();
let file_id = from_proto::file_id(&snap, &params.text_document.uri)?;
let res = snap.analysis.view_item_tree(file_id)?;
Ok(res)
@ -195,7 +195,7 @@ pub(crate) fn handle_view_crate_graph(
snap: GlobalStateSnapshot,
params: ViewCrateGraphParams,
) -> anyhow::Result<String> {
let _p = profile::span("handle_view_crate_graph");
let _p = tracing::span!(tracing::Level::INFO, "handle_view_crate_graph").entered();
let dot = snap.analysis.view_crate_graph(params.full)?.map_err(anyhow::Error::msg)?;
Ok(dot)
}
@ -204,7 +204,7 @@ pub(crate) fn handle_expand_macro(
snap: GlobalStateSnapshot,
params: lsp_ext::ExpandMacroParams,
) -> anyhow::Result<Option<lsp_ext::ExpandedMacro>> {
let _p = profile::span("handle_expand_macro");
let _p = tracing::span!(tracing::Level::INFO, "handle_expand_macro").entered();
let file_id = from_proto::file_id(&snap, &params.text_document.uri)?;
let line_index = snap.file_line_index(file_id)?;
let offset = from_proto::offset(&line_index, params.position)?;
@ -217,7 +217,7 @@ pub(crate) fn handle_selection_range(
snap: GlobalStateSnapshot,
params: lsp_types::SelectionRangeParams,
) -> anyhow::Result<Option<Vec<lsp_types::SelectionRange>>> {
let _p = profile::span("handle_selection_range");
let _p = tracing::span!(tracing::Level::INFO, "handle_selection_range").entered();
let file_id = from_proto::file_id(&snap, &params.text_document.uri)?;
let line_index = snap.file_line_index(file_id)?;
let res: anyhow::Result<Vec<lsp_types::SelectionRange>> = params
@ -260,7 +260,7 @@ pub(crate) fn handle_matching_brace(
snap: GlobalStateSnapshot,
params: lsp_ext::MatchingBraceParams,
) -> anyhow::Result<Vec<Position>> {
let _p = profile::span("handle_matching_brace");
let _p = tracing::span!(tracing::Level::INFO, "handle_matching_brace").entered();
let file_id = from_proto::file_id(&snap, &params.text_document.uri)?;
let line_index = snap.file_line_index(file_id)?;
params
@ -283,7 +283,7 @@ pub(crate) fn handle_join_lines(
snap: GlobalStateSnapshot,
params: lsp_ext::JoinLinesParams,
) -> anyhow::Result<Vec<lsp_types::TextEdit>> {
let _p = profile::span("handle_join_lines");
let _p = tracing::span!(tracing::Level::INFO, "handle_join_lines").entered();
let config = snap.config.join_lines();
let file_id = from_proto::file_id(&snap, &params.text_document.uri)?;
@ -308,7 +308,7 @@ pub(crate) fn handle_on_enter(
snap: GlobalStateSnapshot,
params: lsp_types::TextDocumentPositionParams,
) -> anyhow::Result<Option<Vec<lsp_ext::SnippetTextEdit>>> {
let _p = profile::span("handle_on_enter");
let _p = tracing::span!(tracing::Level::INFO, "handle_on_enter").entered();
let position = from_proto::file_position(&snap, params)?;
let edit = match snap.analysis.on_enter(position)? {
None => return Ok(None),
@ -323,7 +323,7 @@ pub(crate) fn handle_on_type_formatting(
snap: GlobalStateSnapshot,
params: lsp_types::DocumentOnTypeFormattingParams,
) -> anyhow::Result<Option<Vec<lsp_ext::SnippetTextEdit>>> {
let _p = profile::span("handle_on_type_formatting");
let _p = tracing::span!(tracing::Level::INFO, "handle_on_type_formatting").entered();
let mut position = from_proto::file_position(&snap, params.text_document_position)?;
let line_index = snap.file_line_index(position.file_id)?;
@ -364,7 +364,7 @@ pub(crate) fn handle_document_symbol(
snap: GlobalStateSnapshot,
params: lsp_types::DocumentSymbolParams,
) -> anyhow::Result<Option<lsp_types::DocumentSymbolResponse>> {
let _p = profile::span("handle_document_symbol");
let _p = tracing::span!(tracing::Level::INFO, "handle_document_symbol").entered();
let file_id = from_proto::file_id(&snap, &params.text_document.uri)?;
let line_index = snap.file_line_index(file_id)?;
@ -453,7 +453,7 @@ pub(crate) fn handle_workspace_symbol(
snap: GlobalStateSnapshot,
params: WorkspaceSymbolParams,
) -> anyhow::Result<Option<lsp_types::WorkspaceSymbolResponse>> {
let _p = profile::span("handle_workspace_symbol");
let _p = tracing::span!(tracing::Level::INFO, "handle_workspace_symbol").entered();
let config = snap.config.workspace_symbol();
let (all_symbols, libs) = decide_search_scope_and_kind(&params, &config);
@ -545,7 +545,7 @@ pub(crate) fn handle_will_rename_files(
snap: GlobalStateSnapshot,
params: lsp_types::RenameFilesParams,
) -> anyhow::Result<Option<lsp_types::WorkspaceEdit>> {
let _p = profile::span("handle_will_rename_files");
let _p = tracing::span!(tracing::Level::INFO, "handle_will_rename_files").entered();
let source_changes: Vec<SourceChange> = params
.files
@ -607,7 +607,7 @@ pub(crate) fn handle_goto_definition(
snap: GlobalStateSnapshot,
params: lsp_types::GotoDefinitionParams,
) -> anyhow::Result<Option<lsp_types::GotoDefinitionResponse>> {
let _p = profile::span("handle_goto_definition");
let _p = tracing::span!(tracing::Level::INFO, "handle_goto_definition").entered();
let position = from_proto::file_position(&snap, params.text_document_position_params)?;
let nav_info = match snap.analysis.goto_definition(position)? {
None => return Ok(None),
@ -622,7 +622,7 @@ pub(crate) fn handle_goto_declaration(
snap: GlobalStateSnapshot,
params: lsp_types::request::GotoDeclarationParams,
) -> anyhow::Result<Option<lsp_types::request::GotoDeclarationResponse>> {
let _p = profile::span("handle_goto_declaration");
let _p = tracing::span!(tracing::Level::INFO, "handle_goto_declaration").entered();
let position = from_proto::file_position(&snap, params.text_document_position_params.clone())?;
let nav_info = match snap.analysis.goto_declaration(position)? {
None => return handle_goto_definition(snap, params),
@ -637,7 +637,7 @@ pub(crate) fn handle_goto_implementation(
snap: GlobalStateSnapshot,
params: lsp_types::request::GotoImplementationParams,
) -> anyhow::Result<Option<lsp_types::request::GotoImplementationResponse>> {
let _p = profile::span("handle_goto_implementation");
let _p = tracing::span!(tracing::Level::INFO, "handle_goto_implementation").entered();
let position = from_proto::file_position(&snap, params.text_document_position_params)?;
let nav_info = match snap.analysis.goto_implementation(position)? {
None => return Ok(None),
@ -652,7 +652,7 @@ pub(crate) fn handle_goto_type_definition(
snap: GlobalStateSnapshot,
params: lsp_types::request::GotoTypeDefinitionParams,
) -> anyhow::Result<Option<lsp_types::request::GotoTypeDefinitionResponse>> {
let _p = profile::span("handle_goto_type_definition");
let _p = tracing::span!(tracing::Level::INFO, "handle_goto_type_definition").entered();
let position = from_proto::file_position(&snap, params.text_document_position_params)?;
let nav_info = match snap.analysis.goto_type_definition(position)? {
None => return Ok(None),
@ -667,7 +667,7 @@ pub(crate) fn handle_parent_module(
snap: GlobalStateSnapshot,
params: lsp_types::TextDocumentPositionParams,
) -> anyhow::Result<Option<lsp_types::GotoDefinitionResponse>> {
let _p = profile::span("handle_parent_module");
let _p = tracing::span!(tracing::Level::INFO, "handle_parent_module").entered();
if let Ok(file_path) = &params.text_document.uri.to_file_path() {
if file_path.file_name().unwrap_or_default() == "Cargo.toml" {
// search workspaces for parent packages or fallback to workspace root
@ -734,7 +734,7 @@ pub(crate) fn handle_runnables(
snap: GlobalStateSnapshot,
params: lsp_ext::RunnablesParams,
) -> anyhow::Result<Vec<lsp_ext::Runnable>> {
let _p = profile::span("handle_runnables");
let _p = tracing::span!(tracing::Level::INFO, "handle_runnables").entered();
let file_id = from_proto::file_id(&snap, &params.text_document.uri)?;
let line_index = snap.file_line_index(file_id)?;
let offset = params.position.and_then(|it| from_proto::offset(&line_index, it).ok());
@ -829,7 +829,7 @@ pub(crate) fn handle_related_tests(
snap: GlobalStateSnapshot,
params: lsp_types::TextDocumentPositionParams,
) -> anyhow::Result<Vec<lsp_ext::TestInfo>> {
let _p = profile::span("handle_related_tests");
let _p = tracing::span!(tracing::Level::INFO, "handle_related_tests").entered();
let position = from_proto::file_position(&snap, params)?;
let tests = snap.analysis.related_tests(position, None)?;
@ -847,7 +847,7 @@ pub(crate) fn handle_completion(
snap: GlobalStateSnapshot,
params: lsp_types::CompletionParams,
) -> anyhow::Result<Option<lsp_types::CompletionResponse>> {
let _p = profile::span("handle_completion");
let _p = tracing::span!(tracing::Level::INFO, "handle_completion").entered();
let text_document_position = params.text_document_position.clone();
let position = from_proto::file_position(&snap, params.text_document_position)?;
let completion_trigger_character =
@ -875,7 +875,7 @@ pub(crate) fn handle_completion_resolve(
snap: GlobalStateSnapshot,
mut original_completion: CompletionItem,
) -> anyhow::Result<CompletionItem> {
let _p = profile::span("handle_completion_resolve");
let _p = tracing::span!(tracing::Level::INFO, "handle_completion_resolve").entered();
if !all_edits_are_disjoint(&original_completion, &[]) {
return Err(invalid_params_error(
@ -931,7 +931,7 @@ pub(crate) fn handle_folding_range(
snap: GlobalStateSnapshot,
params: FoldingRangeParams,
) -> anyhow::Result<Option<Vec<FoldingRange>>> {
let _p = profile::span("handle_folding_range");
let _p = tracing::span!(tracing::Level::INFO, "handle_folding_range").entered();
let file_id = from_proto::file_id(&snap, &params.text_document.uri)?;
let folds = snap.analysis.folding_ranges(file_id)?;
let text = snap.analysis.file_text(file_id)?;
@ -948,7 +948,7 @@ pub(crate) fn handle_signature_help(
snap: GlobalStateSnapshot,
params: lsp_types::SignatureHelpParams,
) -> anyhow::Result<Option<lsp_types::SignatureHelp>> {
let _p = profile::span("handle_signature_help");
let _p = tracing::span!(tracing::Level::INFO, "handle_signature_help").entered();
let position = from_proto::file_position(&snap, params.text_document_position_params)?;
let help = match snap.analysis.signature_help(position)? {
Some(it) => it,
@ -963,7 +963,7 @@ pub(crate) fn handle_hover(
snap: GlobalStateSnapshot,
params: lsp_ext::HoverParams,
) -> anyhow::Result<Option<lsp_ext::Hover>> {
let _p = profile::span("handle_hover");
let _p = tracing::span!(tracing::Level::INFO, "handle_hover").entered();
let range = match params.position {
PositionOrRange::Position(position) => Range::new(position, position),
PositionOrRange::Range(range) => range,
@ -1000,7 +1000,7 @@ pub(crate) fn handle_prepare_rename(
snap: GlobalStateSnapshot,
params: lsp_types::TextDocumentPositionParams,
) -> anyhow::Result<Option<PrepareRenameResponse>> {
let _p = profile::span("handle_prepare_rename");
let _p = tracing::span!(tracing::Level::INFO, "handle_prepare_rename").entered();
let position = from_proto::file_position(&snap, params)?;
let change = snap.analysis.prepare_rename(position)?.map_err(to_proto::rename_error)?;
@ -1014,7 +1014,7 @@ pub(crate) fn handle_rename(
snap: GlobalStateSnapshot,
params: RenameParams,
) -> anyhow::Result<Option<WorkspaceEdit>> {
let _p = profile::span("handle_rename");
let _p = tracing::span!(tracing::Level::INFO, "handle_rename").entered();
let position = from_proto::file_position(&snap, params.text_document_position)?;
let mut change = snap
@ -1051,7 +1051,7 @@ pub(crate) fn handle_references(
snap: GlobalStateSnapshot,
params: lsp_types::ReferenceParams,
) -> anyhow::Result<Option<Vec<Location>>> {
let _p = profile::span("handle_references");
let _p = tracing::span!(tracing::Level::INFO, "handle_references").entered();
let position = from_proto::file_position(&snap, params.text_document_position)?;
let exclude_imports = snap.config.find_all_refs_exclude_imports();
@ -1094,7 +1094,7 @@ pub(crate) fn handle_formatting(
snap: GlobalStateSnapshot,
params: lsp_types::DocumentFormattingParams,
) -> anyhow::Result<Option<Vec<lsp_types::TextEdit>>> {
let _p = profile::span("handle_formatting");
let _p = tracing::span!(tracing::Level::INFO, "handle_formatting").entered();
run_rustfmt(&snap, params.text_document, None)
}
@ -1103,7 +1103,7 @@ pub(crate) fn handle_range_formatting(
snap: GlobalStateSnapshot,
params: lsp_types::DocumentRangeFormattingParams,
) -> anyhow::Result<Option<Vec<lsp_types::TextEdit>>> {
let _p = profile::span("handle_range_formatting");
let _p = tracing::span!(tracing::Level::INFO, "handle_range_formatting").entered();
run_rustfmt(&snap, params.text_document, Some(params.range))
}
@ -1112,7 +1112,7 @@ pub(crate) fn handle_code_action(
snap: GlobalStateSnapshot,
params: lsp_types::CodeActionParams,
) -> anyhow::Result<Option<Vec<lsp_ext::CodeAction>>> {
let _p = profile::span("handle_code_action");
let _p = tracing::span!(tracing::Level::INFO, "handle_code_action").entered();
if !snap.config.code_action_literals() {
// We intentionally don't support command-based actions, as those either
@ -1186,7 +1186,7 @@ pub(crate) fn handle_code_action_resolve(
snap: GlobalStateSnapshot,
mut code_action: lsp_ext::CodeAction,
) -> anyhow::Result<lsp_ext::CodeAction> {
let _p = profile::span("handle_code_action_resolve");
let _p = tracing::span!(tracing::Level::INFO, "handle_code_action_resolve").entered();
let params = match code_action.data.take() {
Some(it) => it,
None => return Err(invalid_params_error("code action without data".to_string()).into()),
@ -1276,7 +1276,7 @@ pub(crate) fn handle_code_lens(
snap: GlobalStateSnapshot,
params: lsp_types::CodeLensParams,
) -> anyhow::Result<Option<Vec<CodeLens>>> {
let _p = profile::span("handle_code_lens");
let _p = tracing::span!(tracing::Level::INFO, "handle_code_lens").entered();
let lens_config = snap.config.lens();
if lens_config.none() {
@ -1346,7 +1346,7 @@ pub(crate) fn handle_document_highlight(
snap: GlobalStateSnapshot,
params: lsp_types::DocumentHighlightParams,
) -> anyhow::Result<Option<Vec<lsp_types::DocumentHighlight>>> {
let _p = profile::span("handle_document_highlight");
let _p = tracing::span!(tracing::Level::INFO, "handle_document_highlight").entered();
let position = from_proto::file_position(&snap, params.text_document_position_params)?;
let line_index = snap.file_line_index(position.file_id)?;
@ -1368,7 +1368,7 @@ pub(crate) fn handle_ssr(
snap: GlobalStateSnapshot,
params: lsp_ext::SsrParams,
) -> anyhow::Result<lsp_types::WorkspaceEdit> {
let _p = profile::span("handle_ssr");
let _p = tracing::span!(tracing::Level::INFO, "handle_ssr").entered();
let selections = params
.selections
.iter()
@ -1388,7 +1388,7 @@ pub(crate) fn handle_inlay_hints(
snap: GlobalStateSnapshot,
params: InlayHintParams,
) -> anyhow::Result<Option<Vec<InlayHint>>> {
let _p = profile::span("handle_inlay_hints");
let _p = tracing::span!(tracing::Level::INFO, "handle_inlay_hints").entered();
let document_uri = &params.text_document.uri;
let FileRange { file_id, range } = from_proto::file_range(
&snap,
@ -1418,7 +1418,7 @@ pub(crate) fn handle_inlay_hints_resolve(
snap: GlobalStateSnapshot,
mut original_hint: InlayHint,
) -> anyhow::Result<InlayHint> {
let _p = profile::span("handle_inlay_hints_resolve");
let _p = tracing::span!(tracing::Level::INFO, "handle_inlay_hints_resolve").entered();
let data = match original_hint.data.take() {
Some(it) => it,
@ -1465,7 +1465,7 @@ pub(crate) fn handle_call_hierarchy_prepare(
snap: GlobalStateSnapshot,
params: CallHierarchyPrepareParams,
) -> anyhow::Result<Option<Vec<CallHierarchyItem>>> {
let _p = profile::span("handle_call_hierarchy_prepare");
let _p = tracing::span!(tracing::Level::INFO, "handle_call_hierarchy_prepare").entered();
let position = from_proto::file_position(&snap, params.text_document_position_params)?;
let nav_info = match snap.analysis.call_hierarchy(position)? {
@ -1487,7 +1487,7 @@ pub(crate) fn handle_call_hierarchy_incoming(
snap: GlobalStateSnapshot,
params: CallHierarchyIncomingCallsParams,
) -> anyhow::Result<Option<Vec<CallHierarchyIncomingCall>>> {
let _p = profile::span("handle_call_hierarchy_incoming");
let _p = tracing::span!(tracing::Level::INFO, "handle_call_hierarchy_incoming").entered();
let item = params.item;
let doc = TextDocumentIdentifier::new(item.uri);
@ -1522,7 +1522,7 @@ pub(crate) fn handle_call_hierarchy_outgoing(
snap: GlobalStateSnapshot,
params: CallHierarchyOutgoingCallsParams,
) -> anyhow::Result<Option<Vec<CallHierarchyOutgoingCall>>> {
let _p = profile::span("handle_call_hierarchy_outgoing");
let _p = tracing::span!(tracing::Level::INFO, "handle_call_hierarchy_outgoing").entered();
let item = params.item;
let doc = TextDocumentIdentifier::new(item.uri);
@ -1557,7 +1557,7 @@ pub(crate) fn handle_semantic_tokens_full(
snap: GlobalStateSnapshot,
params: SemanticTokensParams,
) -> anyhow::Result<Option<SemanticTokensResult>> {
let _p = profile::span("handle_semantic_tokens_full");
let _p = tracing::span!(tracing::Level::INFO, "handle_semantic_tokens_full").entered();
let file_id = from_proto::file_id(&snap, &params.text_document.uri)?;
let text = snap.analysis.file_text(file_id)?;
@ -1587,7 +1587,7 @@ pub(crate) fn handle_semantic_tokens_full_delta(
snap: GlobalStateSnapshot,
params: SemanticTokensDeltaParams,
) -> anyhow::Result<Option<SemanticTokensFullDeltaResult>> {
let _p = profile::span("handle_semantic_tokens_full_delta");
let _p = tracing::span!(tracing::Level::INFO, "handle_semantic_tokens_full_delta").entered();
let file_id = from_proto::file_id(&snap, &params.text_document.uri)?;
let text = snap.analysis.file_text(file_id)?;
@ -1630,7 +1630,7 @@ pub(crate) fn handle_semantic_tokens_range(
snap: GlobalStateSnapshot,
params: SemanticTokensRangeParams,
) -> anyhow::Result<Option<SemanticTokensRangeResult>> {
let _p = profile::span("handle_semantic_tokens_range");
let _p = tracing::span!(tracing::Level::INFO, "handle_semantic_tokens_range").entered();
let frange = from_proto::file_range(&snap, &params.text_document, params.range)?;
let text = snap.analysis.file_text(frange.file_id)?;
@ -1656,7 +1656,7 @@ pub(crate) fn handle_open_docs(
snap: GlobalStateSnapshot,
params: lsp_types::TextDocumentPositionParams,
) -> anyhow::Result<ExternalDocsResponse> {
let _p = profile::span("handle_open_docs");
let _p = tracing::span!(tracing::Level::INFO, "handle_open_docs").entered();
let position = from_proto::file_position(&snap, params)?;
let ws_and_sysroot = snap.workspaces.iter().find_map(|ws| match ws {
@ -1695,7 +1695,7 @@ pub(crate) fn handle_open_cargo_toml(
snap: GlobalStateSnapshot,
params: lsp_ext::OpenCargoTomlParams,
) -> anyhow::Result<Option<lsp_types::GotoDefinitionResponse>> {
let _p = profile::span("handle_open_cargo_toml");
let _p = tracing::span!(tracing::Level::INFO, "handle_open_cargo_toml").entered();
let file_id = from_proto::file_id(&snap, &params.text_document.uri)?;
let cargo_spec = match CargoTargetSpec::for_file(&snap, file_id)? {
@ -1713,7 +1713,7 @@ pub(crate) fn handle_move_item(
snap: GlobalStateSnapshot,
params: lsp_ext::MoveItemParams,
) -> anyhow::Result<Vec<lsp_ext::SnippetTextEdit>> {
let _p = profile::span("handle_move_item");
let _p = tracing::span!(tracing::Level::INFO, "handle_move_item").entered();
let file_id = from_proto::file_id(&snap, &params.text_document.uri)?;
let range = from_proto::file_range(&snap, &params.text_document, params.range)?;
@ -1735,7 +1735,7 @@ pub(crate) fn handle_view_recursive_memory_layout(
snap: GlobalStateSnapshot,
params: lsp_types::TextDocumentPositionParams,
) -> anyhow::Result<Option<lsp_ext::RecursiveMemoryLayout>> {
let _p = profile::span("view_recursive_memory_layout");
let _p = tracing::span!(tracing::Level::INFO, "view_recursive_memory_layout").entered();
let file_id = from_proto::file_id(&snap, &params.text_document.uri)?;
let line_index = snap.file_line_index(file_id)?;
let offset = from_proto::offset(&line_index, params.position)?;

9
crates/rust-analyzer/src/integrated_benchmarks.rs
View file

@ -60,7 +60,7 @@ fn integrated_highlighting_benchmark() {
analysis.highlight_as_html(file_id, false).unwrap();
}
profile::init_from("*>100");
crate::tracing::hprof::init("*>100");
{
let _it = stdx::timeit("change");
@ -152,8 +152,7 @@ fn integrated_completion_benchmark() {
analysis.completions(&config, position, None).unwrap();
}
profile::init_from("*>5");
// let _s = profile::heartbeat_span();
crate::tracing::hprof::init("*>5");
let completion_offset = {
let _it = stdx::timeit("change");
@ -168,7 +167,7 @@ fn integrated_completion_benchmark() {
};
{
let _p = profile::span("unqualified path completion");
let _p = tracing::span!(tracing::Level::INFO, "unqualified path completion").entered();
let _span = profile::cpu_span();
let analysis = host.analysis();
let config = CompletionConfig {
@ -209,7 +208,7 @@ fn integrated_completion_benchmark() {
};
{
let _p = profile::span("dot completion");
let _p = tracing::span!(tracing::Level::INFO, "dot completion").entered();
let _span = profile::cpu_span();
let analysis = host.analysis();
let config = CompletionConfig {

1
crates/rust-analyzer/src/lib.rs
View file

@ -39,6 +39,7 @@ mod handlers {
pub mod config;
pub mod lsp;
pub mod tracing;
use self::lsp::ext as lsp_ext;
#[cfg(test)]

11
crates/rust-analyzer/src/main_loop.rs
View file

@ -196,7 +196,7 @@ fn next_event(&self, inbox: &Receiver<lsp_server::Message>) -> Option<Event> {
fn handle_event(&mut self, event: Event) -> anyhow::Result<()> {
let loop_start = Instant::now();
// NOTE: don't count blocking select! call as a loop-turn time
let _p = profile::span("GlobalState::handle_event");
let _p = tracing::span!(tracing::Level::INFO, "GlobalState::handle_event").entered();
let event_dbg_msg = format!("{event:?}");
tracing::debug!("{:?} handle_event({})", loop_start, event_dbg_msg);
@ -215,7 +215,8 @@ fn handle_event(&mut self, event: Event) -> anyhow::Result<()> {
lsp_server::Message::Response(resp) => self.complete_request(resp),
},
Event::Task(task) => {
let _p = profile::span("GlobalState::handle_event/task");
let _p = tracing::span!(tracing::Level::INFO, "GlobalState::handle_event/task")
.entered();
let mut prime_caches_progress = Vec::new();
self.handle_task(&mut prime_caches_progress, task);
@ -269,7 +270,8 @@ fn handle_event(&mut self, event: Event) -> anyhow::Result<()> {
}
}
Event::Vfs(message) => {
let _p = profile::span("GlobalState::handle_event/vfs");
let _p =
tracing::span!(tracing::Level::INFO, "GlobalState::handle_event/vfs").entered();
self.handle_vfs_msg(message);
// Coalesce many VFS event into a single loop turn
while let Ok(message) = self.loader.receiver.try_recv() {
@ -277,7 +279,8 @@ fn handle_event(&mut self, event: Event) -> anyhow::Result<()> {
}
}
Event::Flycheck(message) => {
let _p = profile::span("GlobalState::handle_event/flycheck");
let _p = tracing::span!(tracing::Level::INFO, "GlobalState::handle_event/flycheck")
.entered();
self.handle_flycheck_msg(message);
// Coalesce many flycheck updates into a single loop turn
while let Ok(message) = self.flycheck_receiver.try_recv() {

9
crates/rust-analyzer/src/reload.rs
View file

@ -70,7 +70,8 @@ pub(crate) fn is_quiescent(&self) -> bool {
}
pub(crate) fn update_configuration(&mut self, config: Config) {
let _p = profile::span("GlobalState::update_configuration");
let _p =
tracing::span!(tracing::Level::INFO, "GlobalState::update_configuration").entered();
let old_config = mem::replace(&mut self.config, Arc::new(config));
if self.config.lru_parse_query_capacity() != old_config.lru_parse_query_capacity() {
self.analysis_host.update_lru_capacity(self.config.lru_parse_query_capacity());
@ -355,7 +356,7 @@ pub(crate) fn set_proc_macros(&mut self, proc_macros: ProcMacros) {
}
pub(crate) fn switch_workspaces(&mut self, cause: Cause) {
let _p = profile::span("GlobalState::switch_workspaces");
let _p = tracing::span!(tracing::Level::INFO, "GlobalState::switch_workspaces").entered();
tracing::info!(%cause, "will switch workspaces");
let Some((workspaces, force_reload_crate_graph)) =
@ -502,7 +503,7 @@ fn recreate_crate_graph(&mut self, cause: String) {
let mut crate_graph_file_dependencies = FxHashSet::default();
let mut load = |path: &AbsPath| {
let _p = profile::span("switch_workspaces::load");
let _p = tracing::span!(tracing::Level::INFO, "switch_workspaces::load").entered();
let vfs_path = vfs::VfsPath::from(path.to_path_buf());
crate_graph_file_dependencies.insert(vfs_path.clone());
match vfs.file_id(&vfs_path) {
@ -585,7 +586,7 @@ pub(super) fn fetch_build_data_error(&self) -> Result<(), String> {
}
fn reload_flycheck(&mut self) {
let _p = profile::span("GlobalState::reload_flycheck");
let _p = tracing::span!(tracing::Level::INFO, "GlobalState::reload_flycheck").entered();
let config = self.config.flycheck();
let sender = self.flycheck_sender.clone();
let invocation_strategy = match config {

238
crates/rust-analyzer/src/tracing/hprof.rs Normal file
View file

@ -0,0 +1,238 @@
//! Consumer of `tracing` data, which prints a hierarchical profile.
//!
//! Based on https://github.com/davidbarsky/tracing-tree, but does less, while
//! actually printing timings for spans by default. The code here is vendored from
//! https://github.com/matklad/tracing-span-tree.
//!
//! Usage:
//!
//! ```rust
//! let layer = hprof::SpanTree::default();
//! Registry::default().with(layer).init();
//! ```
//!
//! Example output:
//!
//! ```text
//! 8.37ms top_level
//! 1.09ms middle
//! 1.06ms leaf
//! 1.06ms middle
//! 3.12ms middle
//! 1.06ms leaf
//! 3.06ms middle
//! ```
//!
//! Same data, but with `.aggregate(true)`:
//!
//! ```text
//! 8.39ms top_level
//! 8.35ms 4 middle
//! 2.13ms 2 leaf
//! ```
use std::{
fmt, mem,
time::{Duration, Instant},
};
use rustc_hash::FxHashSet;
use tracing::{
field::{Field, Visit},
span::Attributes,
Event, Id, Level, Subscriber,
};
use tracing_subscriber::{
filter,
layer::{Context, SubscriberExt},
registry::LookupSpan,
Layer, Registry,
};
use crate::tracing::hprof;
pub fn init(spec: &str) {
let (write_filter, allowed_names) = WriteFilter::from_spec(spec);
// this filter the first pass for `tracing`: these are all the "profiling" spans, but things like
// span depth or duration are not filtered here: that only occurs at write time.
let profile_filter = filter::filter_fn(move |metadata| {
let allowed = match &allowed_names {
Some(names) => names.contains(metadata.name()),
None => true,
};
metadata.is_span()
&& allowed
&& metadata.level() >= &Level::INFO
&& !metadata.target().starts_with("salsa")
&& !metadata.target().starts_with("chalk")
});
let layer = hprof::SpanTree::default()
.aggregate(true)
.spec_filter(write_filter)
.with_filter(profile_filter);
let subscriber = Registry::default().with(layer);
tracing::subscriber::set_global_default(subscriber).unwrap();
}
#[derive(Default, Debug)]
pub(crate) struct SpanTree {
aggregate: bool,
write_filter: WriteFilter,
}
impl SpanTree {
/// Merge identical sibling spans together.
pub(crate) fn aggregate(self, yes: bool) -> SpanTree {
SpanTree { aggregate: yes, ..self }
}
/// Add a write-time filter for span duration or tree depth.
pub(crate) fn spec_filter(self, write_filter: WriteFilter) -> SpanTree {
SpanTree { write_filter, ..self }
}
}
struct Data {
start: Instant,
children: Vec<Node>,
}
impl Data {
fn new(attrs: &Attributes<'_>) -> Self {
let mut span = Self { start: Instant::now(), children: Vec::new() };
attrs.record(&mut span);
span
}
fn into_node(self, name: &'static str) -> Node {
Node { name, count: 1, duration: self.start.elapsed(), children: self.children }
}
}
impl Visit for Data {
fn record_debug(&mut self, _field: &Field, _value: &dyn fmt::Debug) {}
}
impl<S> Layer<S> for SpanTree
where
S: Subscriber + for<'span> LookupSpan<'span>,
{
fn on_new_span(&self, attrs: &Attributes<'_>, id: &Id, ctx: Context<'_, S>) {
let span = ctx.span(id).unwrap();
let data = Data::new(attrs);
span.extensions_mut().insert(data);
}
fn on_event(&self, _event: &Event<'_>, _ctx: Context<'_, S>) {}
fn on_close(&self, id: Id, ctx: Context<'_, S>) {
let span = ctx.span(&id).unwrap();
let data = span.extensions_mut().remove::<Data>().unwrap();
let mut node = data.into_node(span.name());
match span.parent() {
Some(parent_span) => {
parent_span.extensions_mut().get_mut::<Data>().unwrap().children.push(node);
}
None => {
if self.aggregate {
node.aggregate()
}
node.print(&self.write_filter)
}
}
}
}
#[derive(Default)]
struct Node {
name: &'static str,
count: u32,
duration: Duration,
children: Vec<Node>,
}
impl Node {
fn print(&self, filter: &WriteFilter) {
self.go(0, filter)
}
fn go(&self, level: usize, filter: &WriteFilter) {
if self.duration > filter.longer_than && level < filter.depth {
let duration = format!("{:3.2?}", self.duration);
let count = if self.count > 1 { self.count.to_string() } else { String::new() };
eprintln!(
"{:width$} {:<9} {:<6} {}",
"",
duration,
count,
self.name,
width = level * 2
);
for child in &self.children {
child.go(level + 1, filter)
}
}
}
fn aggregate(&mut self) {
if self.children.is_empty() {
return;
}
self.children.sort_by_key(|it| it.name);
let mut idx = 0;
for i in 1..self.children.len() {
if self.children[idx].name == self.children[i].name {
let child = mem::take(&mut self.children[i]);
self.children[idx].duration += child.duration;
self.children[idx].count += child.count;
self.children[idx].children.extend(child.children);
} else {
idx += 1;
assert!(idx <= i);
self.children.swap(idx, i);
}
}
self.children.truncate(idx + 1);
for child in &mut self.children {
child.aggregate()
}
}
}
#[derive(Default, Clone, Debug)]
pub(crate) struct WriteFilter {
depth: usize,
longer_than: Duration,
}
impl WriteFilter {
pub(crate) fn from_spec(mut spec: &str) -> (WriteFilter, Option<FxHashSet<String>>) {
let longer_than = if let Some(idx) = spec.rfind('>') {
let longer_than = spec[idx + 1..].parse().expect("invalid profile longer_than");
spec = &spec[..idx];
Duration::from_millis(longer_than)
} else {
Duration::new(0, 0)
};
let depth = if let Some(idx) = spec.rfind('@') {
let depth: usize = spec[idx + 1..].parse().expect("invalid profile depth");
spec = &spec[..idx];
depth
} else {
999
};
let allowed = if spec == "*" {
None
} else {
Some(FxHashSet::from_iter(spec.split('|').map(String::from)))
};
(WriteFilter { depth, longer_than }, allowed)
}
}

108
crates/rust-analyzer/src/tracing/mod.rs Normal file
View file

@ -0,0 +1,108 @@
//! Simple logger that logs either to stderr or to a file, using `tracing_subscriber`
//! filter syntax and `tracing_appender` for non blocking output.
use std::io;
use anyhow::Context;
use tracing::{level_filters::LevelFilter, Level};
use tracing_subscriber::{
filter::{self, Targets},
fmt::{format::FmtSpan, MakeWriter},
layer::SubscriberExt,
util::SubscriberInitExt,
Layer, Registry,
};
use tracing_tree::HierarchicalLayer;
pub mod hprof;
pub struct Config<T> {
pub writer: T,
pub filter: String,
/// The meaning of CHALK_DEBUG is to tell chalk crates
/// (i.e. chalk-solve, chalk-ir, chalk-recursive) how to filter tracing
/// logs. But now we can only have just one filter, which means we have to
/// merge chalk filter to our main filter (from RA_LOG env).
///
/// The acceptable syntax of CHALK_DEBUG is `target[span{field=value}]=level`.
/// As the value should only affect chalk crates, we'd better manually
/// specify the target. And for simplicity, CHALK_DEBUG only accept the value
/// that specify level.
pub chalk_filter: Option<String>,
/// Filtering syntax, set in a shell:
/// ```
/// env RA_PROFILE=* // dump everything
/// env RA_PROFILE=foo|bar|baz // enabled only selected entries
/// env RA_PROFILE=*@3>10 // dump everything, up to depth 3, if it takes more than 10
/// ```
pub profile_filter: Option<String>,
}
impl<T> Config<T>
where
T: for<'writer> MakeWriter<'writer> + Send + Sync + 'static,
{
pub fn init(self) -> anyhow::Result<()> {
let filter: Targets = self
.filter
.parse()
.with_context(|| format!("invalid log filter: `{}`", self.filter))?;
let writer = self.writer;
let ra_fmt_layer = tracing_subscriber::fmt::layer()
.with_span_events(FmtSpan::CLOSE)
.with_writer(writer)
.with_filter(filter);
let mut chalk_layer = None;
if let Some(chalk_filter) = self.chalk_filter {
let level: LevelFilter =
chalk_filter.parse().with_context(|| "invalid chalk log filter")?;
let chalk_filter = Targets::new()
.with_target("chalk_solve", level)
.with_target("chalk_ir", level)
.with_target("chalk_recursive", level);
chalk_layer = Some(
HierarchicalLayer::default()
.with_indent_lines(true)
.with_ansi(false)
.with_indent_amount(2)
.with_writer(io::stderr)
.with_filter(chalk_filter),
);
};
let mut profiler_layer = None;
if let Some(spec) = self.profile_filter {
let (write_filter, allowed_names) = hprof::WriteFilter::from_spec(&spec);
// this filter the first pass for `tracing`: these are all the "profiling" spans, but things like
// span depth or duration are not filtered here: that only occurs at write time.
let profile_filter = filter::filter_fn(move |metadata| {
let allowed = match &allowed_names {
Some(names) => names.contains(metadata.name()),
None => true,
};
metadata.is_span()
&& allowed
&& metadata.level() >= &Level::INFO
&& !metadata.target().starts_with("salsa")
&& !metadata.target().starts_with("chalk")
});
let layer = hprof::SpanTree::default()
.aggregate(true)
.spec_filter(write_filter)
.with_filter(profile_filter);
profiler_layer = Some(layer);
}
Registry::default().with(ra_fmt_layer).with(chalk_layer).with(profiler_layer).try_init()?;
Ok(())
}
}

3
crates/rust-analyzer/tests/slow-tests/main.rs
View file

@ -38,9 +38,6 @@
testdir::TestDir,
};
const PROFILE: &str = "";
// const PROFILE: &'static str = "*@3>100";
#[test]
fn completes_items_from_standard_library() {
if skip_slow_tests() {

18
crates/rust-analyzer/tests/slow-tests/support.rs
View file

@ -9,11 +9,11 @@
use crossbeam_channel::{after, select, Receiver};
use lsp_server::{Connection, Message, Notification, Request};
use lsp_types::{notification::Exit, request::Shutdown, TextDocumentIdentifier, Url};
use rust_analyzer::{config::Config, lsp, main_loop};
use rust_analyzer::{config::Config, lsp, main_loop, tracing};
use serde::Serialize;
use serde_json::{json, to_string_pretty, Value};
use test_utils::FixtureWithProjectMeta;
use tracing_subscriber::{prelude::*, Layer};
use tracing_subscriber::fmt::TestWriter;
use vfs::AbsPathBuf;
use crate::testdir::TestDir;
@ -91,12 +91,14 @@ pub(crate) fn server(self) -> Server {
static INIT: Once = Once::new();
INIT.call_once(|| {
let filter: tracing_subscriber::filter::Targets =
std::env::var("RA_LOG").ok().and_then(|it| it.parse().ok()).unwrap_or_default();
let layer =
tracing_subscriber::fmt::Layer::new().with_test_writer().with_filter(filter);
tracing_subscriber::Registry::default().with(layer).init();
profile::init_from(crate::PROFILE);
let _ = tracing::Config {
writer: TestWriter::default(),
// Deliberately enable all `error` logs if the user has not set RA_LOG, as there is usually
// useful information in there for debugging.
filter: std::env::var("RA_LOG").ok().unwrap_or_else(|| "error".to_string()),
chalk_filter: std::env::var("CHALK_DEBUG").ok(),
profile_filter: std::env::var("RA_PROFILE").ok(),
};
});
let FixtureWithProjectMeta { fixture, mini_core, proc_macro_names, toolchain } =

2
crates/stdx/Cargo.toml
View file

@ -13,7 +13,7 @@ doctest = false
[dependencies]
backtrace = { version = "0.3.67", optional = true }
always-assert = { version = "0.1.2", features = ["log"] }
always-assert = { version = "0.2.0", features = ["tracing"] }
jod-thread = "0.1.2"
libc.workspace = true
crossbeam-channel = "0.5.5"

1
crates/syntax/Cargo.toml
View file

@ -22,6 +22,7 @@ once_cell = "1.17.0"
indexmap.workspace = true
smol_str.workspace = true
triomphe.workspace = true
tracing.workspace = true
ra-ap-rustc_lexer.workspace = true

4
crates/syntax/src/algo.rs
View file

@ -120,7 +120,7 @@ pub struct TreeDiff {
impl TreeDiff {
pub fn into_text_edit(&self, builder: &mut TextEditBuilder) {
let _p = profile::span("into_text_edit");
let _p = tracing::span!(tracing::Level::INFO, "into_text_edit").entered();
for (anchor, to) in &self.insertions {
let offset = match anchor {
@ -149,7 +149,7 @@ pub fn is_empty(&self) -> bool {
///
/// This function tries to find a fine-grained diff.
pub fn diff(from: &SyntaxNode, to: &SyntaxNode) -> TreeDiff {
let _p = profile::span("diff");
let _p = tracing::span!(tracing::Level::INFO, "diff").entered();
let mut diff = TreeDiff {
replacements: FxHashMap::default(),

3
crates/test-utils/Cargo.toml
View file

@ -15,10 +15,11 @@ doctest = false
# Avoid adding deps here, this crate is widely used in tests it should compile fast!
dissimilar = "1.0.7"
text-size.workspace = true
tracing.workspace = true
rustc-hash.workspace = true
stdx.workspace = true
profile.workspace = true
[lints]
workspace = true
workspace = true