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|
//! Applies changes to the IDE state transactionally.
use profile::Bytes;
use salsa::Database as _;
use crate::{ChangeWithProcMacros, RootDatabase};
impl RootDatabase {
pub fn apply_change(&mut self, change: ChangeWithProcMacros) {
let _p = tracing::info_span!("RootDatabase::apply_change").entered();
self.trigger_cancellation();
tracing::trace!("apply_change {:?}", change);
change.apply(self);
}
// Feature: Memory Usage
//
// Clears rust-analyzer's internal database and prints memory usage statistics.
//
// | Editor | Action Name |
// |---------|-------------|
// | VS Code | **rust-analyzer: Memory Usage (Clears Database)**
// 
pub fn per_query_memory_usage(&mut self) -> Vec<(String, Bytes, usize)> {
let mut acc: Vec<(String, Bytes, usize)> = vec![];
// fn collect_query_count<'q, Q>(table: &QueryTable<'q, Q>) -> usize
// where
// QueryTable<'q, Q>: DebugQueryTable,
// Q: Query,
// <Q as Query>::Storage: 'q,
// {
// struct EntryCounter(usize);
// impl<K, V> FromIterator<TableEntry<K, V>> for EntryCounter {
// fn from_iter<T>(iter: T) -> EntryCounter
// where
// T: IntoIterator<Item = TableEntry<K, V>>,
// {
// EntryCounter(iter.into_iter().count())
// }
// }
// table.entries::<EntryCounter>().0
// }
macro_rules! purge_each_query {
($($q:path)*) => {$(
let before = memory_usage().allocated;
let table = $q.in_db(self);
let count = collect_query_count(&table);
table.purge();
let after = memory_usage().allocated;
let q: $q = Default::default();
let name = format!("{:?}", q);
acc.push((name, before - after, count));
)*}
}
purge_each_query![
// // SymbolsDatabase
// crate::symbol_index::ModuleSymbolsQuery
// crate::symbol_index::LibrarySymbolsQuery
// crate::symbol_index::LocalRootsQuery
// crate::symbol_index::LibraryRootsQuery
// // HirDatabase
// hir::db::AdtDatumQuery
// hir::db::AdtVarianceQuery
// hir::db::AssociatedTyDataQuery
// hir::db::AssociatedTyValueQuery
// hir::db::BorrowckQuery
// hir::db::CallableItemSignatureQuery
// hir::db::ConstEvalDiscriminantQuery
// hir::db::ConstEvalQuery
// hir::db::ConstEvalStaticQuery
// hir::db::ConstParamTyQuery
// hir::db::DynCompatibilityOfTraitQuery
// hir::db::FieldTypesQuery
// hir::db::FnDefDatumQuery
// hir::db::FnDefVarianceQuery
// hir::db::GenericDefaultsQuery
// hir::db::GenericPredicatesForParamQuery
// hir::db::GenericPredicatesQuery
// hir::db::GenericPredicatesWithoutParentQuery
// hir::db::ImplDatumQuery
// hir::db::ImplSelfTyQuery
// hir::db::ImplTraitQuery
// hir::db::IncoherentInherentImplCratesQuery
// hir::db::InferQuery
// hir::db::InherentImplsInBlockQuery
// hir::db::InherentImplsInCrateQuery
// hir::db::InternCallableDefQuery
// hir::db::InternClosureQuery
// hir::db::InternCoroutineQuery
// hir::db::InternImplTraitIdQuery
// hir::db::InternLifetimeParamIdQuery
// hir::db::InternTypeOrConstParamIdQuery
// hir::db::LayoutOfAdtQuery
// hir::db::LayoutOfTyQuery
// hir::db::LookupImplMethodQuery
// hir::db::MirBodyForClosureQuery
// hir::db::MirBodyQuery
// hir::db::MonomorphizedMirBodyForClosureQuery
// hir::db::MonomorphizedMirBodyQuery
// hir::db::ProgramClausesForChalkEnvQuery
// hir::db::ReturnTypeImplTraitsQuery
// hir::db::TargetDataLayoutQuery
// hir::db::TraitDatumQuery
// hir::db::TraitEnvironmentQuery
// hir::db::TraitImplsInBlockQuery
// hir::db::TraitImplsInCrateQuery
// hir::db::TraitImplsInDepsQuery
// hir::db::TraitSolveQuery
// hir::db::TyQuery
// hir::db::TypeAliasImplTraitsQuery
// hir::db::ValueTyQuery
// // DefDatabase
// hir::db::AttrsQuery
// hir::db::BlockDefMapQuery
// hir::db::BlockItemTreeQuery
// hir::db::BlockItemTreeWithSourceMapQuery
// hir::db::BodyQuery
// hir::db::BodyWithSourceMapQuery
// hir::db::ConstDataQuery
// hir::db::ConstVisibilityQuery
// hir::db::CrateDefMapQuery
// hir::db::CrateLangItemsQuery
// hir::db::CrateNotableTraitsQuery
// hir::db::CrateSupportsNoStdQuery
// hir::db::EnumDataQuery
// hir::db::ExpandProcAttrMacrosQuery
// hir::db::ExprScopesQuery
// hir::db::ExternCrateDeclDataQuery
// hir::db::FieldVisibilitiesQuery
// hir::db::FieldsAttrsQuery
// hir::db::FieldsAttrsSourceMapQuery
// hir::db::FileItemTreeQuery
// hir::db::FileItemTreeWithSourceMapQuery
// hir::db::FunctionDataQuery
// hir::db::FunctionVisibilityQuery
// hir::db::GenericParamsQuery
// hir::db::GenericParamsWithSourceMapQuery
// hir::db::ImplItemsWithDiagnosticsQuery
// hir::db::ImportMapQuery
// hir::db::IncludeMacroInvocQuery
// hir::db::InternAnonymousConstQuery
// hir::db::InternBlockQuery
// hir::db::InternConstQuery
// hir::db::InternEnumQuery
// hir::db::InternExternBlockQuery
// hir::db::InternExternCrateQuery
// hir::db::InternFunctionQuery
// hir::db::InternImplQuery
// hir::db::InternInTypeConstQuery
// hir::db::InternMacro2Query
// hir::db::InternMacroRulesQuery
// hir::db::InternProcMacroQuery
// hir::db::InternStaticQuery
// hir::db::InternStructQuery
// hir::db::InternTraitAliasQuery
// hir::db::InternTraitQuery
// hir::db::InternTypeAliasQuery
// hir::db::InternUnionQuery
// hir::db::InternUseQuery
// hir::db::LangItemQuery
// hir::db::Macro2DataQuery
// hir::db::MacroDefQuery
// hir::db::MacroRulesDataQuery
// hir::db::NotableTraitsInDepsQuery
// hir::db::ProcMacroDataQuery
// hir::db::StaticDataQuery
// hir::db::TraitAliasDataQuery
// hir::db::TraitItemsWithDiagnosticsQuery
// hir::db::TypeAliasDataQuery
// hir::db::VariantDataWithDiagnosticsQuery
// // InternDatabase
// hir::db::InternFunctionQuery
// hir::db::InternStructQuery
// hir::db::InternUnionQuery
// hir::db::InternEnumQuery
// hir::db::InternConstQuery
// hir::db::InternStaticQuery
// hir::db::InternTraitQuery
// hir::db::InternTraitAliasQuery
// hir::db::InternTypeAliasQuery
// hir::db::InternImplQuery
// hir::db::InternExternBlockQuery
// hir::db::InternBlockQuery
// hir::db::InternMacro2Query
// hir::db::InternProcMacroQuery
// hir::db::InternMacroRulesQuery
// // ExpandDatabase
// hir::db::AstIdMapQuery
// hir::db::DeclMacroExpanderQuery
// hir::db::ExpandProcMacroQuery
// hir::db::InternMacroCallQuery
// hir::db::InternSyntaxContextQuery
// hir::db::MacroArgQuery
// hir::db::ParseMacroExpansionErrorQuery
// hir::db::ParseMacroExpansionQuery
// hir::db::ProcMacroSpanQuery
// hir::db::ProcMacrosQuery
// hir::db::RealSpanMapQuery
// // LineIndexDatabase
// crate::LineIndexQuery
// // SourceDatabase
// base_db::ParseQuery
// base_db::ParseErrorsQuery
// base_db::AllCratesQuery
// base_db::InternUniqueCrateDataQuery
// base_db::InternUniqueCrateDataLookupQuery
// base_db::CrateDataQuery
// base_db::ExtraCrateDataQuery
// base_db::CrateCfgQuery
// base_db::CrateEnvQuery
// base_db::CrateWorkspaceDataQuery
// // SourceDatabaseExt
// base_db::FileTextQuery
// base_db::CompressedFileTextQuery
// base_db::FileSourceRootQuery
// base_db::SourceRootQuery
// base_db::SourceRootCratesQuery
];
acc.sort_by_key(|it| std::cmp::Reverse(it.1));
acc
}
}
|