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https://github.com/rust-lang/rust-analyzer
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yet another db api
This commit is contained in:
parent
0d7b1e442d
commit
d59413c895
5 changed files with 276 additions and 260 deletions
155
crates/libanalysis/src/db/imp.rs
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155
crates/libanalysis/src/db/imp.rs
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@ -0,0 +1,155 @@
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use std::{
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sync::Arc,
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any::Any,
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hash::{Hash, Hasher},
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collections::hash_map::{DefaultHasher, HashMap},
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iter,
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};
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use salsa;
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use {FileId, imp::FileResolverImp};
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use super::{State, Query, QueryCtx};
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pub(super) type Data = Arc<Any + Send + Sync + 'static>;
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#[derive(Debug)]
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pub(super) struct Db {
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names: Arc<HashMap<salsa::QueryTypeId, &'static str>>,
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pub(super) imp: salsa::Db<State, Data>,
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}
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impl Db {
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pub(super) fn new(mut reg: QueryRegistry) -> Db {
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let config = reg.config.take().unwrap();
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Db {
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names: Arc::new(reg.names),
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imp: salsa::Db::new(config, State::default())
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}
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}
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pub(crate) fn with_changes(&self, new_state: State, changed_files: &[FileId], resolver_changed: bool) -> Db {
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let names = self.names.clone();
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let mut invalidations = salsa::Invalidations::new();
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invalidations.invalidate(FILE_TEXT, changed_files.iter().map(hash).map(salsa::InputFingerprint));
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if resolver_changed {
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invalidations.invalidate(FILE_SET, iter::once(salsa::InputFingerprint(hash(&()))));
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} else {
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invalidations.invalidate(FILE_SET, iter::empty());
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}
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let imp = self.imp.with_ground_data(
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new_state,
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invalidations,
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);
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Db { names, imp }
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}
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pub(super) fn extract_trace(&self, ctx: &salsa::QueryCtx<State, Data>) -> Vec<&'static str> {
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ctx.trace().into_iter().map(|it| self.names[&it]).collect()
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}
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}
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pub(crate) trait EvalQuery {
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type Params;
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type Output;
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fn query_type(&self) -> salsa::QueryTypeId;
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fn f(&self) -> salsa::QueryFn<State, Data>;
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fn get(&self, &QueryCtx, Self::Params) -> Arc<Self::Output>;
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}
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impl<T, R> EvalQuery for Query<T, R>
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where
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T: Hash + Send + Sync + 'static,
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R: Hash + Send + Sync + 'static,
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{
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type Params = T;
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type Output = R;
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fn query_type(&self) -> salsa::QueryTypeId {
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salsa::QueryTypeId(self.0)
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}
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fn f(&self) -> salsa::QueryFn<State, Data> {
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let f = self.1;
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Box::new(move |ctx, data| {
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let ctx = QueryCtx { imp: ctx };
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let data: &T = data.downcast_ref().unwrap();
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let res = f(ctx, data);
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let h = hash(&res);
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(Arc::new(res), salsa::OutputFingerprint(h))
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})
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}
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fn get(&self, ctx: &QueryCtx, params: Self::Params) -> Arc<Self::Output> {
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let query_id = salsa::QueryId(
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self.query_type(),
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salsa::InputFingerprint(hash(¶ms)),
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);
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let res = ctx.imp.get(query_id, Arc::new(params));
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res.downcast().unwrap()
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}
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}
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pub(super) struct QueryRegistry {
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config: Option<salsa::QueryConfig<State, Data>>,
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names: HashMap<salsa::QueryTypeId, &'static str>,
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}
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impl QueryRegistry {
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pub(super) fn new() -> QueryRegistry {
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let mut config = salsa::QueryConfig::<State, Data>::new();
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config = config.with_ground_query(
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FILE_TEXT, Box::new(|state, params| {
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let file_id: &FileId = params.downcast_ref().unwrap();
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let res = state.file_map[file_id].clone();
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let fingerprint = salsa::OutputFingerprint(hash(&res));
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(res, fingerprint)
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})
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);
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config = config.with_ground_query(
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FILE_SET, Box::new(|state, _params| {
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let file_ids: Vec<FileId> = state.file_map.keys().cloned().collect();
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let hash = hash(&file_ids);
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let file_resolver = state.file_resolver.clone();
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let res = (file_ids, file_resolver);
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let fingerprint = salsa::OutputFingerprint(hash);
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(Arc::new(res), fingerprint)
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})
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);
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let mut names = HashMap::new();
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names.insert(FILE_TEXT, "FILE_TEXT");
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names.insert(FILE_SET, "FILE_SET");
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QueryRegistry { config: Some(config), names }
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}
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pub(super) fn add<Q: EvalQuery>(&mut self, q: Q, name: &'static str) {
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let id = q.query_type();
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let prev = self.names.insert(id, name);
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assert!(prev.is_none(), "duplicate query: {:?}", id);
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let config = self.config.take().unwrap();
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let config = config.with_query(id, q.f());
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self.config= Some(config);
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}
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pub(super) fn finish(mut self) -> salsa::QueryConfig<State, Data> {
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self.config.take().unwrap()
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}
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}
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fn hash<T: Hash>(x: &T) -> u64 {
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let mut hasher = DefaultHasher::new();
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x.hash(&mut hasher);
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hasher.finish()
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}
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const FILE_TEXT: salsa::QueryTypeId = salsa::QueryTypeId(0);
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pub(super) fn file_text(ctx: QueryCtx, file_id: FileId) -> Arc<String> {
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let query_id = salsa::QueryId(
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FILE_TEXT,
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salsa::InputFingerprint(hash(&file_id)),
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);
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let res = ctx.imp.get(query_id, Arc::new(file_id));
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res.downcast().unwrap()
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}
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const FILE_SET: salsa::QueryTypeId = salsa::QueryTypeId(1);
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pub(super) fn file_set(ctx: QueryCtx) -> Arc<(Vec<FileId>, FileResolverImp)> {
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let query_id = salsa::QueryId(
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FILE_SET,
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salsa::InputFingerprint(hash(&())),
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);
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let res = ctx.imp.get(query_id, Arc::new(()));
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res.downcast().unwrap()
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}
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@ -1,195 +1,99 @@
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mod queries;
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mod imp;
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use std::{
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use std::{
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hash::{Hash},
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sync::Arc,
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sync::Arc,
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fmt::Debug,
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any::Any,
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iter,
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};
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};
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use im;
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use im;
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use salsa;
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use salsa;
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use {
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use {FileId, imp::FileResolverImp};
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FileId,
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imp::{FileResolverImp},
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};
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#[derive(Debug, Default, Clone)]
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#[derive(Clone, Default)]
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pub(crate) struct State {
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pub(crate) struct State {
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pub(crate) resolver: FileResolverImp,
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pub(crate) file_map: im::HashMap<FileId, Arc<String>>,
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pub(crate) file_map: im::HashMap<FileId, Arc<str>>,
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pub(crate) file_resolver: FileResolverImp
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}
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type Data = Arc<Any + Send + Sync + 'static>;
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pub(crate) struct QueryCtx<'a> {
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inner: &'a salsa::QueryCtx<State, Data>
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}
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}
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#[derive(Debug)]
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pub(crate) struct Db {
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pub(crate) struct Db {
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inner: salsa::Db<State, Data>
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imp: imp::Db,
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}
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}
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struct GroundQuery<T, R> {
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#[derive(Clone, Copy)]
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id: u16,
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pub(crate) struct QueryCtx<'a> {
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f: fn(&State, &T) -> R,
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imp: &'a salsa::QueryCtx<State, imp::Data>,
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h: fn(&R) -> u64,
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}
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}
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pub(crate) struct Query<T, R> {
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pub(crate) struct Query<T, R>(pub(crate) u16, pub(crate) fn(QueryCtx, &T) -> R);
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pub(crate) id: u16,
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pub(crate) f: fn(QueryCtx, &T) -> R,
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pub(crate) struct QueryRegistry {
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imp: imp::QueryRegistry,
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}
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}
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impl Db {
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impl Db {
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pub(crate) fn new() -> Db {
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pub(crate) fn new() -> Db {
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let state = Default::default();
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let reg = QueryRegistry::new();
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Db { inner: salsa::Db::new(query_config(), state) }
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Db { imp: imp::Db::new(reg.imp) }
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}
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}
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pub(crate) fn state(&self) -> &State {
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pub(crate) fn state(&self) -> &State {
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self.inner.ground_data()
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self.imp.imp.ground_data()
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}
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}
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pub(crate) fn with_state(
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pub(crate) fn with_changes(&self, new_state: State, changed_files: &[FileId], resolver_changed: bool) -> Db {
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&self,
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Db { imp: self.imp.with_changes(new_state, changed_files, resolver_changed) }
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new_state: State,
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updated_files: &[FileId],
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file_set_changed: bool,
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) -> Db {
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let mut inv = salsa::Invalidations::new();
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if file_set_changed {
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inv.invalidate(
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salsa::QueryTypeId(queries::FILE_SET.id),
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iter::once(salsa::InputFingerprint(hash(&()))),
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);
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} else {
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inv.invalidate(
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salsa::QueryTypeId(queries::FILE_SET.id),
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iter::empty(),
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);
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}
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inv.invalidate(
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salsa::QueryTypeId(queries::FILE_TEXT.id),
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updated_files.iter().map(hash).map(salsa::InputFingerprint),
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);
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Db { inner: self.inner.with_ground_data(new_state, inv) }
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}
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}
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pub(crate) fn get<T, R>(&self, q: Query<T, R>, params: T) -> (Arc<R>, Vec<u16>)
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pub(crate) fn make_query<F: FnOnce(QueryCtx) -> R, R>(&self, f: F) -> R {
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where
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let ctx = QueryCtx { imp: &self.imp.imp.query_ctx() };
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T: Hash + Send + Sync + 'static,
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f(ctx)
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R: Send + Sync + 'static,
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}
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{
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pub(crate) fn trace_query<F: FnOnce(QueryCtx) -> R, R>(&self, f: F) -> (R, Vec<&'static str>) {
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let query_id = salsa::QueryId(
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let ctx = QueryCtx { imp: &self.imp.imp.query_ctx() };
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salsa::QueryTypeId(q.id),
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let res = f(ctx);
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salsa::InputFingerprint(hash(¶ms)),
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let trace = self.imp.extract_trace(ctx.imp);
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);
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(res, trace)
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let params = Arc::new(params);
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let (res, events) = self.inner.get(query_id, params);
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let res = res.downcast().unwrap();
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let events = events.into_iter().map(|it| it.0).collect();
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(res, events)
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}
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}
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}
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}
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impl<'a> QueryCtx<'a> {
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impl<'a> QueryCtx<'a> {
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fn get_g<T, R>(&self, q: GroundQuery<T, R>, params: T) -> Arc<R>
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pub(crate) fn get<Q: imp::EvalQuery>(&self, q: Q, params: Q::Params) -> Arc<Q::Output> {
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where
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q.get(self, params)
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T: Hash + Send + Sync + 'static,
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R: Send + Sync + 'static,
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{
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let query_id = salsa::QueryId(
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salsa::QueryTypeId(q.id),
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salsa::InputFingerprint(hash(¶ms)),
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);
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let res = self.inner.get(query_id, Arc::new(params));
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res.downcast().unwrap()
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}
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pub(crate) fn get<T, R>(&self, q: Query<T, R>, params: T) -> Arc<R>
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where
|
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T: Hash + Send + Sync + 'static,
|
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R: Send + Sync + 'static,
|
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{
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let query_id = salsa::QueryId(
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salsa::QueryTypeId(q.id),
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salsa::InputFingerprint(hash(¶ms)),
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);
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let res = self.inner.get(query_id, Arc::new(params));
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res.downcast().unwrap()
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}
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}
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}
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}
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|
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fn query_config() -> salsa::QueryConfig<State, Data> {
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pub(crate) fn file_text(ctx: QueryCtx, file_id: FileId) -> Arc<String> {
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let mut res = salsa::QueryConfig::new();
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imp::file_text(ctx, file_id)
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let queries: Vec<BoxedGroundQuery> = vec![
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queries::FILE_TEXT.into(),
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queries::FILE_SET.into(),
|
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];
|
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for q in queries {
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res = res.with_ground_query(q.query_type, q.f)
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}
|
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let mut queries: Vec<BoxedQuery> = vec![
|
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queries::FILE_SYNTAX.into(),
|
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];
|
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::module_map_db::queries(&mut queries);
|
|
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for q in queries {
|
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res = res.with_query(q.query_type, q.f);
|
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}
|
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res
|
|
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}
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}
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|
|
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struct BoxedGroundQuery {
|
pub(crate) fn file_set(ctx: QueryCtx) -> Arc<(Vec<FileId>, FileResolverImp)> {
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query_type: salsa::QueryTypeId,
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imp::file_set(ctx)
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f: Box<Fn(&State, &Data) -> (Data, salsa::OutputFingerprint) + Send + Sync + 'static>,
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}
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|
pub(crate) use self::queries::file_syntax;
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|
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mod queries {
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use libsyntax2::File;
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use {FileId};
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use super::{Query, QueryCtx, QueryRegistry, file_text};
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|
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pub(crate) fn register_queries(reg: &mut QueryRegistry) {
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reg.add(FILE_SYNTAX, "FILE_SYNTAX")
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}
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|
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|
pub(crate) fn file_syntax(ctx: QueryCtx, file_id: FileId) -> File {
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|
(&*ctx.get(FILE_SYNTAX, file_id)).clone()
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|
}
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|
|
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|
pub(super) const FILE_SYNTAX: Query<FileId, File> = Query(16, |ctx, file_id: &FileId| {
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let text = file_text(ctx, *file_id);
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|
File::parse(&*text)
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|
});
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}
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}
|
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|
|
||||||
impl<T, R> From<GroundQuery<T, R>> for BoxedGroundQuery
|
impl QueryRegistry {
|
||||||
where
|
fn new() -> QueryRegistry {
|
||||||
T: Send + Sync + 'static,
|
let mut reg = QueryRegistry { imp: imp::QueryRegistry::new() };
|
||||||
R: Send + Sync + 'static,
|
queries::register_queries(&mut reg);
|
||||||
{
|
::module_map_db::register_queries(&mut reg);
|
||||||
fn from(q: GroundQuery<T, R>) -> BoxedGroundQuery
|
reg
|
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{
|
}
|
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BoxedGroundQuery {
|
pub(crate) fn add<Q: imp::EvalQuery>(&mut self, q: Q, name: &'static str) {
|
||||||
query_type: salsa::QueryTypeId(q.id),
|
self.imp.add(q, name)
|
||||||
f: Box::new(move |state, data| {
|
|
||||||
let data: &T = data.downcast_ref().unwrap();
|
|
||||||
let res = (q.f)(state, data);
|
|
||||||
let h = (q.h)(&res);
|
|
||||||
(Arc::new(res), salsa::OutputFingerprint(h))
|
|
||||||
})
|
|
||||||
}
|
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
pub(crate) struct BoxedQuery {
|
|
||||||
query_type: salsa::QueryTypeId,
|
|
||||||
f: Box<Fn(&salsa::QueryCtx<State, Data>, &Data) -> (Data, salsa::OutputFingerprint) + Send + Sync + 'static>,
|
|
||||||
}
|
|
||||||
|
|
||||||
impl<T, R> From<Query<T, R>> for BoxedQuery
|
|
||||||
where
|
|
||||||
T: Hash + Send + Sync + 'static,
|
|
||||||
R: Hash + Send + Sync + 'static,
|
|
||||||
{
|
|
||||||
fn from(q: Query<T, R>) -> BoxedQuery
|
|
||||||
{
|
|
||||||
BoxedQuery {
|
|
||||||
query_type: salsa::QueryTypeId(q.id),
|
|
||||||
f: Box::new(move |ctx, data| {
|
|
||||||
let ctx = QueryCtx { inner: ctx };
|
|
||||||
let data: &T = data.downcast_ref().unwrap();
|
|
||||||
let res = (q.f)(ctx, data);
|
|
||||||
let h = hash(&res);
|
|
||||||
(Arc::new(res), salsa::OutputFingerprint(h))
|
|
||||||
})
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
fn hash<T: ::std::hash::Hash>(x: &T) -> u64 {
|
|
||||||
use std::hash::Hasher;
|
|
||||||
let mut hasher = ::std::collections::hash_map::DefaultHasher::new();
|
|
||||||
::std::hash::Hash::hash(x, &mut hasher);
|
|
||||||
hasher.finish()
|
|
||||||
}
|
|
||||||
|
|
|
@ -1,43 +0,0 @@
|
||||||
use std::sync::Arc;
|
|
||||||
use libsyntax2::{File};
|
|
||||||
use {
|
|
||||||
FileId, FileResolverImp,
|
|
||||||
db::{Query, GroundQuery, QueryCtx, hash},
|
|
||||||
};
|
|
||||||
|
|
||||||
|
|
||||||
impl<'a> QueryCtx<'a> {
|
|
||||||
pub(crate) fn file_set(&self) -> Arc<(Vec<FileId>, FileResolverImp)> {
|
|
||||||
self.get_g(FILE_SET, ())
|
|
||||||
}
|
|
||||||
pub(crate) fn file_text(&self, file_id: FileId) -> Arc<str> {
|
|
||||||
Arc::clone(&*self.get_g(FILE_TEXT, file_id))
|
|
||||||
}
|
|
||||||
pub(crate) fn file_syntax(&self, file_id: FileId) -> File {
|
|
||||||
(&*self.get(FILE_SYNTAX, file_id)).clone()
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
pub(super) const FILE_TEXT: GroundQuery<FileId, Arc<str>> = GroundQuery {
|
|
||||||
id: 10,
|
|
||||||
f: |state, id| state.file_map[&id].clone(),
|
|
||||||
h: hash,
|
|
||||||
};
|
|
||||||
|
|
||||||
pub(super) const FILE_SET: GroundQuery<(), (Vec<FileId>, FileResolverImp)> = GroundQuery {
|
|
||||||
id: 11,
|
|
||||||
f: |state, &()| {
|
|
||||||
let files = state.file_map.keys().cloned().collect();
|
|
||||||
let resolver = state.resolver.clone();
|
|
||||||
(files, resolver)
|
|
||||||
},
|
|
||||||
h: |(files, _)| hash(files),
|
|
||||||
};
|
|
||||||
|
|
||||||
pub(super) const FILE_SYNTAX: Query<FileId, File> = Query {
|
|
||||||
id: 20,
|
|
||||||
f: |ctx, file_id: &FileId| {
|
|
||||||
let text = ctx.file_text(*file_id);
|
|
||||||
File::parse(&*text)
|
|
||||||
}
|
|
||||||
};
|
|
|
@ -4,15 +4,16 @@ use std::sync::Arc;
|
||||||
use {
|
use {
|
||||||
FileId,
|
FileId,
|
||||||
db::{
|
db::{
|
||||||
BoxedQuery, Query, QueryCtx
|
Query, QueryRegistry, QueryCtx,
|
||||||
|
file_syntax, file_set
|
||||||
},
|
},
|
||||||
module_map::resolve_submodule,
|
module_map::resolve_submodule,
|
||||||
};
|
};
|
||||||
|
|
||||||
pub(crate) fn queries(acc: &mut Vec<BoxedQuery>) {
|
pub(crate) fn register_queries(reg: &mut QueryRegistry) {
|
||||||
acc.push(MODULE_DESCR.into());
|
reg.add(MODULE_DESCR, "MODULE_DESCR");
|
||||||
acc.push(RESOLVE_SUBMODULE.into());
|
reg.add(RESOLVE_SUBMODULE, "RESOLVE_SUBMODULE");
|
||||||
acc.push(PARENT_MODULE.into());
|
reg.add(PARENT_MODULE, "PARENT_MODULE");
|
||||||
}
|
}
|
||||||
|
|
||||||
impl<'a> QueryCtx<'a> {
|
impl<'a> QueryCtx<'a> {
|
||||||
|
@ -24,41 +25,32 @@ impl<'a> QueryCtx<'a> {
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
pub(crate) const MODULE_DESCR: Query<FileId, descr::ModuleDescr> = Query {
|
const MODULE_DESCR: Query<FileId, descr::ModuleDescr> = Query(30, |ctx, &file_id| {
|
||||||
id: 30,
|
let file = file_syntax(ctx, file_id);
|
||||||
f: |ctx, &file_id| {
|
descr::ModuleDescr::new(file.ast())
|
||||||
let file = ctx.file_syntax(file_id);
|
});
|
||||||
descr::ModuleDescr::new(file.ast())
|
|
||||||
}
|
|
||||||
};
|
|
||||||
|
|
||||||
pub(crate) const RESOLVE_SUBMODULE: Query<(FileId, descr::Submodule), Vec<FileId>> = Query {
|
const RESOLVE_SUBMODULE: Query<(FileId, descr::Submodule), Vec<FileId>> = Query(31, |ctx, params| {
|
||||||
id: 31,
|
let files = file_set(ctx);
|
||||||
f: |ctx, params| {
|
resolve_submodule(params.0, ¶ms.1.name, &files.1).0
|
||||||
let files = ctx.file_set();
|
});
|
||||||
resolve_submodule(params.0, ¶ms.1.name, &files.1).0
|
|
||||||
}
|
|
||||||
};
|
|
||||||
|
|
||||||
pub(crate) const PARENT_MODULE: Query<FileId, Vec<FileId>> = Query {
|
const PARENT_MODULE: Query<FileId, Vec<FileId>> = Query(40, |ctx, file_id| {
|
||||||
id: 40,
|
let files = file_set(ctx);
|
||||||
f: |ctx, file_id| {
|
let res = files.0.iter()
|
||||||
let files = ctx.file_set();
|
.map(|&parent_id| (parent_id, ctx.module_descr(parent_id)))
|
||||||
let res = files.0.iter()
|
.filter(|(parent_id, descr)| {
|
||||||
.map(|&parent_id| (parent_id, ctx.module_descr(parent_id)))
|
descr.submodules.iter()
|
||||||
.filter(|(parent_id, descr)| {
|
.any(|subm| {
|
||||||
descr.submodules.iter()
|
ctx.resolve_submodule(*parent_id, subm.clone())
|
||||||
.any(|subm| {
|
.iter()
|
||||||
ctx.resolve_submodule(*parent_id, subm.clone())
|
.any(|it| it == file_id)
|
||||||
.iter()
|
})
|
||||||
.any(|it| it == file_id)
|
})
|
||||||
})
|
.map(|(id, _)| id)
|
||||||
})
|
.collect();
|
||||||
.map(|(id, _)| id)
|
res
|
||||||
.collect();
|
});
|
||||||
res
|
|
||||||
}
|
|
||||||
};
|
|
||||||
|
|
||||||
#[cfg(test)]
|
#[cfg(test)]
|
||||||
mod tests {
|
mod tests {
|
||||||
|
@ -107,34 +99,36 @@ mod tests {
|
||||||
self.next_file_id += 1;
|
self.next_file_id += 1;
|
||||||
self.fm.insert(file_id, RelativePathBuf::from(&path[1..]));
|
self.fm.insert(file_id, RelativePathBuf::from(&path[1..]));
|
||||||
let mut new_state = self.db.state().clone();
|
let mut new_state = self.db.state().clone();
|
||||||
new_state.file_map.insert(file_id, text.to_string().into_boxed_str().into());
|
new_state.file_map.insert(file_id, Arc::new(text.to_string()));
|
||||||
new_state.resolver = FileResolverImp::new(
|
new_state.file_resolver = FileResolverImp::new(
|
||||||
Arc::new(FileMap(self.fm.clone()))
|
Arc::new(FileMap(self.fm.clone()))
|
||||||
);
|
);
|
||||||
self.db = self.db.with_state(new_state, &[file_id], true);
|
self.db = self.db.with_changes(new_state, &[file_id], true);
|
||||||
file_id
|
file_id
|
||||||
}
|
}
|
||||||
fn remove_file(&mut self, file_id: FileId) {
|
fn remove_file(&mut self, file_id: FileId) {
|
||||||
self.fm.remove(&file_id);
|
self.fm.remove(&file_id);
|
||||||
let mut new_state = self.db.state().clone();
|
let mut new_state = self.db.state().clone();
|
||||||
new_state.file_map.remove(&file_id);
|
new_state.file_map.remove(&file_id);
|
||||||
new_state.resolver = FileResolverImp::new(
|
new_state.file_resolver = FileResolverImp::new(
|
||||||
Arc::new(FileMap(self.fm.clone()))
|
Arc::new(FileMap(self.fm.clone()))
|
||||||
);
|
);
|
||||||
self.db = self.db.with_state(new_state, &[file_id], true);
|
self.db = self.db.with_changes(new_state, &[file_id], true);
|
||||||
}
|
}
|
||||||
fn change_file(&mut self, file_id: FileId, new_text: &str) {
|
fn change_file(&mut self, file_id: FileId, new_text: &str) {
|
||||||
let mut new_state = self.db.state().clone();
|
let mut new_state = self.db.state().clone();
|
||||||
new_state.file_map.insert(file_id, new_text.to_string().into_boxed_str().into());
|
new_state.file_map.insert(file_id, Arc::new(new_text.to_string()));
|
||||||
self.db = self.db.with_state(new_state, &[file_id], false);
|
self.db = self.db.with_changes(new_state, &[file_id], false);
|
||||||
}
|
}
|
||||||
fn check_parent_modules(
|
fn check_parent_modules(
|
||||||
&self,
|
&self,
|
||||||
file_id: FileId,
|
file_id: FileId,
|
||||||
expected: &[FileId],
|
expected: &[FileId],
|
||||||
queries: &[(u16, u64)]
|
queries: &[(&'static str, u64)]
|
||||||
) {
|
) {
|
||||||
let (actual, events) = self.db.get(PARENT_MODULE, file_id);
|
let (actual, events) = self.db.trace_query(|ctx| {
|
||||||
|
ctx.get(PARENT_MODULE, file_id)
|
||||||
|
});
|
||||||
assert_eq!(actual.as_slice(), expected);
|
assert_eq!(actual.as_slice(), expected);
|
||||||
let mut counts = HashMap::new();
|
let mut counts = HashMap::new();
|
||||||
events.into_iter()
|
events.into_iter()
|
||||||
|
@ -156,25 +150,25 @@ mod tests {
|
||||||
fn test_parent_module() {
|
fn test_parent_module() {
|
||||||
let mut f = Fixture::new();
|
let mut f = Fixture::new();
|
||||||
let foo = f.add_file("/foo.rs", "");
|
let foo = f.add_file("/foo.rs", "");
|
||||||
f.check_parent_modules(foo, &[], &[(MODULE_DESCR.id, 1)]);
|
f.check_parent_modules(foo, &[], &[("MODULE_DESCR", 1)]);
|
||||||
|
|
||||||
let lib = f.add_file("/lib.rs", "mod foo;");
|
let lib = f.add_file("/lib.rs", "mod foo;");
|
||||||
f.check_parent_modules(foo, &[lib], &[(MODULE_DESCR.id, 1)]);
|
f.check_parent_modules(foo, &[lib], &[("MODULE_DESCR", 1)]);
|
||||||
f.check_parent_modules(foo, &[lib], &[(MODULE_DESCR.id, 0)]);
|
f.check_parent_modules(foo, &[lib], &[("MODULE_DESCR", 0)]);
|
||||||
|
|
||||||
f.change_file(lib, "");
|
f.change_file(lib, "");
|
||||||
f.check_parent_modules(foo, &[], &[(MODULE_DESCR.id, 1)]);
|
f.check_parent_modules(foo, &[], &[("MODULE_DESCR", 1)]);
|
||||||
|
|
||||||
f.change_file(lib, "mod foo;");
|
f.change_file(lib, "mod foo;");
|
||||||
f.check_parent_modules(foo, &[lib], &[(MODULE_DESCR.id, 1)]);
|
f.check_parent_modules(foo, &[lib], &[("MODULE_DESCR", 1)]);
|
||||||
|
|
||||||
f.change_file(lib, "mod bar;");
|
f.change_file(lib, "mod bar;");
|
||||||
f.check_parent_modules(foo, &[], &[(MODULE_DESCR.id, 1)]);
|
f.check_parent_modules(foo, &[], &[("MODULE_DESCR", 1)]);
|
||||||
|
|
||||||
f.change_file(lib, "mod foo;");
|
f.change_file(lib, "mod foo;");
|
||||||
f.check_parent_modules(foo, &[lib], &[(MODULE_DESCR.id, 1)]);
|
f.check_parent_modules(foo, &[lib], &[("MODULE_DESCR", 1)]);
|
||||||
|
|
||||||
f.remove_file(lib);
|
f.remove_file(lib);
|
||||||
f.check_parent_modules(foo, &[], &[(MODULE_DESCR.id, 0)]);
|
f.check_parent_modules(foo, &[], &[("MODULE_DESCR", 0)]);
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
|
@ -8,8 +8,8 @@ use std::{
|
||||||
};
|
};
|
||||||
use parking_lot::Mutex;
|
use parking_lot::Mutex;
|
||||||
|
|
||||||
type GroundQueryFn<T, D> = Box<Fn(&T, &D) -> (D, OutputFingerprint) + Send + Sync + 'static>;
|
pub type GroundQueryFn<T, D> = Box<Fn(&T, &D) -> (D, OutputFingerprint) + Send + Sync + 'static>;
|
||||||
type QueryFn<T, D> = Box<Fn(&QueryCtx<T, D>, &D) -> (D, OutputFingerprint) + Send + Sync + 'static>;
|
pub type QueryFn<T, D> = Box<Fn(&QueryCtx<T, D>, &D) -> (D, OutputFingerprint) + Send + Sync + 'static>;
|
||||||
|
|
||||||
#[derive(Debug)]
|
#[derive(Debug)]
|
||||||
pub struct Db<T, D> {
|
pub struct Db<T, D> {
|
||||||
|
@ -118,6 +118,9 @@ where
|
||||||
self.record_dep(query_id, output_fingerprint);
|
self.record_dep(query_id, output_fingerprint);
|
||||||
res
|
res
|
||||||
}
|
}
|
||||||
|
pub fn trace(&self) -> Vec<QueryTypeId> {
|
||||||
|
::std::mem::replace(&mut *self.executed.borrow_mut(), Vec::new())
|
||||||
|
}
|
||||||
|
|
||||||
fn get_inner(
|
fn get_inner(
|
||||||
&self,
|
&self,
|
||||||
|
@ -261,12 +264,15 @@ where
|
||||||
query_config: Arc::clone(&self.query_config)
|
query_config: Arc::clone(&self.query_config)
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
pub fn query_ctx(&self) -> QueryCtx<T, D> {
|
||||||
|
QueryCtx::new(self)
|
||||||
|
}
|
||||||
pub fn get(
|
pub fn get(
|
||||||
&self,
|
&self,
|
||||||
query_id: QueryId,
|
query_id: QueryId,
|
||||||
params: D,
|
params: D,
|
||||||
) -> (D, Vec<QueryTypeId>) {
|
) -> (D, Vec<QueryTypeId>) {
|
||||||
let ctx = QueryCtx::new(self);
|
let ctx = self.query_ctx();
|
||||||
let res = ctx.get(query_id, params.into());
|
let res = ctx.get(query_id, params.into());
|
||||||
let executed = ::std::mem::replace(&mut *ctx.executed.borrow_mut(), Vec::new());
|
let executed = ::std::mem::replace(&mut *ctx.executed.borrow_mut(), Vec::new());
|
||||||
(res, executed)
|
(res, executed)
|
||||||
|
|
Loading…
Reference in a new issue