language-servers/rust-analyzer
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This commit is contained in:
Aleksey Kladov 2020-06-11 11:04:09 +02:00
parent 7aa66371ee
commit dad1333b48
46 changed files with 1028 additions and 1001 deletions
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85
crates/ra_ide_db/src/change.rs
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@ -9,26 +9,22 @@ use ra_db::{
SourceRootId,
};
use ra_prof::{memory_usage, profile, Bytes};
use rustc_hash::FxHashMap;
use rustc_hash::FxHashSet;
use crate::{symbol_index::SymbolsDatabase, RootDatabase};
#[derive(Default)]
pub struct AnalysisChange {
new_roots: Vec<(SourceRootId, bool)>,
roots_changed: FxHashMap<SourceRootId, RootChange>,
files_changed: Vec<(FileId, Arc<String>)>,
roots: Option<Vec<SourceRoot>>,
files_changed: Vec<(FileId, Option<Arc<String>>)>,
crate_graph: Option<CrateGraph>,
}
impl fmt::Debug for AnalysisChange {
fn fmt(&self, fmt: &mut fmt::Formatter) -> fmt::Result {
let mut d = fmt.debug_struct("AnalysisChange");
if !self.new_roots.is_empty() {
d.field("new_roots", &self.new_roots);
}
if !self.roots_changed.is_empty() {
d.field("roots_changed", &self.roots_changed);
if let Some(roots) = &self.roots {
d.field("roots", roots);
}
if !self.files_changed.is_empty() {
d.field("files_changed", &self.files_changed.len());
@ -45,30 +41,14 @@ impl AnalysisChange {
AnalysisChange::default()
}
pub fn add_root(&mut self, root_id: SourceRootId, is_local: bool) {
self.new_roots.push((root_id, is_local));
pub fn set_roots(&mut self, roots: Vec<SourceRoot>) {
self.roots = Some(roots);
}
pub fn add_file(
&mut self,
root_id: SourceRootId,
file_id: FileId,
path: RelativePathBuf,
text: Arc<String>,
) {
let file = AddFile { file_id, path, text };
self.roots_changed.entry(root_id).or_default().added.push(file);
}
pub fn change_file(&mut self, file_id: FileId, new_text: Arc<String>) {
pub fn change_file(&mut self, file_id: FileId, new_text: Option<Arc<String>>) {
self.files_changed.push((file_id, new_text))
}
pub fn remove_file(&mut self, root_id: SourceRootId, file_id: FileId, path: RelativePathBuf) {
let file = RemoveFile { file_id, path };
self.roots_changed.entry(root_id).or_default().removed.push(file);
}
pub fn set_crate_graph(&mut self, graph: CrateGraph) {
self.crate_graph = Some(graph);
}
@ -114,31 +94,32 @@ impl RootDatabase {
let _p = profile("RootDatabase::apply_change");
self.request_cancellation();
log::info!("apply_change {:?}", change);
if !change.new_roots.is_empty() {
let mut local_roots = Vec::clone(&self.local_roots());
let mut libraries = Vec::clone(&self.library_roots());
for (root_id, is_local) in change.new_roots {
let root =
if is_local { SourceRoot::new_local() } else { SourceRoot::new_library() };
if let Some(roots) = change.roots {
let mut local_roots = FxHashSet::default();
let mut library_roots = FxHashSet::default();
for (idx, root) in roots.into_iter().enumerate() {
let root_id = SourceRootId(idx as u32);
let durability = durability(&root);
self.set_source_root_with_durability(root_id, Arc::new(root), durability);
if is_local {
local_roots.push(root_id);
if root.is_library {
library_roots.insert(root_id);
} else {
libraries.push(root_id)
local_roots.insert(root_id);
}
for file_id in root.iter() {
self.set_file_source_root_with_durability(file_id, root_id, durability);
}
self.set_source_root_with_durability(root_id, Arc::new(root), durability);
}
self.set_local_roots_with_durability(Arc::new(local_roots), Durability::HIGH);
self.set_library_roots_with_durability(Arc::new(libraries), Durability::HIGH);
self.set_library_roots_with_durability(Arc::new(library_roots), Durability::HIGH);
}
for (root_id, root_change) in change.roots_changed {
self.apply_root_change(root_id, root_change);
}
for (file_id, text) in change.files_changed {
let source_root_id = self.file_source_root(file_id);
let source_root = self.source_root(source_root_id);
let durability = durability(&source_root);
// XXX: can't actually remove the file, just reset the text
let text = text.unwrap_or_default();
self.set_file_text_with_durability(file_id, text, durability)
}
if let Some(crate_graph) = change.crate_graph {
@ -146,26 +127,6 @@ impl RootDatabase {
}
}
fn apply_root_change(&mut self, root_id: SourceRootId, root_change: RootChange) {
let mut source_root = SourceRoot::clone(&self.source_root(root_id));
let durability = durability(&source_root);
for add_file in root_change.added {
self.set_file_text_with_durability(add_file.file_id, add_file.text, durability);
self.set_file_relative_path_with_durability(
add_file.file_id,
add_file.path.clone(),
durability,
);
self.set_file_source_root_with_durability(add_file.file_id, root_id, durability);
source_root.insert_file(add_file.path, add_file.file_id);
}
for remove_file in root_change.removed {
self.set_file_text_with_durability(remove_file.file_id, Default::default(), durability);
source_root.remove_file(&remove_file.path);
}
self.set_source_root_with_durability(root_id, Arc::new(source_root), durability);
}
pub fn maybe_collect_garbage(&mut self) {
if cfg!(feature = "wasm") {
return;