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fix: fix lsp parse cache. compile with vfs source code which not in m…
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…ain pkg

Signed-off-by: he1pa <[email protected]>
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@He1pa
He1pa committed Oct 30, 2024
1 parent 5009d06 commit b46a214
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Showing 2 changed files with 83 additions and 40 deletions.
97 changes: 57 additions & 40 deletions kclvm/parser/src/lib.rs
View file
Original file line number Diff line number Diff line change
Expand Up @@ -316,9 +316,26 @@ pub type KCLModuleCache = Arc<RwLock<ModuleCache>>;

#[derive(Default, Debug)]
pub struct ModuleCache {
/// File ast cache
pub ast_cache: IndexMap<PathBuf, Arc<ast::Module>>,
/// Which pkgs the file belongs to. Sometimes a file is not only contained in the pkg in the file system directory, but may also be in the main package.
pub file_pkg: IndexMap<PathBuf, HashSet<PkgFile>>,
pub dep_cache: IndexMap<PkgFile, (Vec<PkgFile>, PkgMap)>,
/// File dependency cache
pub dep_cache: IndexMap<PkgFile, PkgMap>,
/// File source code
pub source_code: IndexMap<PathBuf, String>,
}

impl ModuleCache {
pub fn clear(&mut self, path: &PathBuf) {
self.ast_cache.remove(path);
self.source_code.remove(path);
if let Some(pkgs) = self.file_pkg.remove(path) {
for pkg in &pkgs {
self.dep_cache.remove(pkg);
}
}
}
}
struct Loader {
sess: ParseSessionRef,
Expand Down Expand Up @@ -670,14 +687,23 @@ pub fn parse_file(
file_graph: FileGraphCache,
opts: &LoadProgramOptions,
) -> Result<Vec<PkgFile>> {
let src = match src {
Some(src) => Some(src),
None => match &module_cache.read() {
Ok(cache) => cache.source_code.get(&file.canonicalize()),
Err(_) => None,
}
.cloned(),
};
let m = Arc::new(parse_file_with_session(
sess.clone(),
file.path.to_str().unwrap(),
src,
)?);

let (deps, new_pkgmap) = get_deps(&file, m.as_ref(), pkgs, pkgmap, opts, sess)?;
pkgmap.extend(new_pkgmap.clone());
let deps = get_deps(&file, m.as_ref(), pkgs, pkgmap, opts, sess)?;
let dep_files = deps.keys().map(|f| f.clone()).collect();
pkgmap.extend(deps.clone());
match &mut module_cache.write() {
Ok(module_cache) => {
module_cache
Expand All @@ -693,20 +719,19 @@ pub fn parse_file(
module_cache.file_pkg.insert(file.canonicalize(), s);
}
}
module_cache
.dep_cache
.insert(file.clone(), (deps.clone(), new_pkgmap));
module_cache.dep_cache.insert(file.clone(), deps);
}
Err(e) => return Err(anyhow::anyhow!("Parse file failed: {e}")),
}

match &mut file_graph.write() {
Ok(file_graph) => {
file_graph.update_file(&file, &deps);
file_graph.update_file(&file, &dep_files);
}
Err(e) => return Err(anyhow::anyhow!("Parse file failed: {e}")),
}
Ok(deps)

Ok(dep_files)
}

pub fn get_deps(
Expand All @@ -716,9 +741,8 @@ pub fn get_deps(
pkgmap: &mut PkgMap,
opts: &LoadProgramOptions,
sess: ParseSessionRef,
) -> Result<(Vec<PkgFile>, PkgMap)> {
let mut deps: Vec<PkgFile> = vec![];
let mut new_pkgmap = PkgMap::default();
) -> Result<PkgMap> {
let mut deps = PkgMap::default();
for stmt in &m.body {
let pos = stmt.pos().clone();
let pkg = pkgmap.get(file).expect("file not in pkgmap").clone();
Expand All @@ -742,30 +766,24 @@ pub fn get_deps(
if pkg_info.k_files.is_empty() {
modules.insert(pkg_info.pkg_path.clone(), vec![]);
}
// Add file dependencies.
let mut paths: Vec<PkgFile> = pkg_info
.k_files
.iter()
.map(|p| {
let file = PkgFile {
path: p.into(),
pkg_path: pkg_info.pkg_path.clone(),
};
new_pkgmap.insert(
file.clone(),
file_graph::Pkg {
pkg_name: pkg_info.pkg_name.clone(),
pkg_root: pkg_info.pkg_root.clone().into(),
},
);
file
})
.collect();
deps.append(&mut paths);

pkg_info.k_files.iter().for_each(|p| {
let file = PkgFile {
path: p.into(),
pkg_path: pkg_info.pkg_path.clone(),
};
deps.insert(
file.clone(),
file_graph::Pkg {
pkg_name: pkg_info.pkg_name.clone(),
pkg_root: pkg_info.pkg_root.clone().into(),
},
);
});
}
}
}
Ok((deps, new_pkgmap))
Ok(deps)
}

pub fn parse_pkg(
Expand Down Expand Up @@ -857,18 +875,17 @@ pub fn parse_entry(
match &module_cache_read {
Ok(m_cache) => match m_cache.ast_cache.get(&file.canonicalize()) {
Some(m) => {
let (deps, new_pkgmap) =
m_cache.dep_cache.get(&file).cloned().unwrap_or_else(|| {
get_deps(&file, m.as_ref(), pkgs, pkgmap, opts, sess.clone())
.unwrap()
});
pkgmap.extend(new_pkgmap.clone());
let deps = m_cache.dep_cache.get(&file).cloned().unwrap_or_else(|| {
get_deps(&file, m.as_ref(), pkgs, pkgmap, opts, sess.clone()).unwrap()
});
let dep_files: Vec<PkgFile> = deps.keys().map(|f| f.clone()).collect();
pkgmap.extend(deps.clone());

match &mut file_graph.write() {
Ok(file_graph) => {
file_graph.update_file(&file, &deps);
file_graph.update_file(&file, &dep_files);

for dep in deps {
for dep in dep_files {
if !parsed_file.contains(&dep) {
unparsed_file.push_back(dep.clone());
}
Expand Down
26 changes: 26 additions & 0 deletions kclvm/tools/src/LSP/src/compile.rs
View file
Original file line number Diff line number Diff line change
Expand Up @@ -66,6 +66,32 @@ pub fn compile(

// Parser
let sess = ParseSessionRef::default();

// update cache
if params.file.is_some() && params.module_cache.is_some() {
match &mut params.module_cache.clone().unwrap().write() {
Ok(module_cache) => {
let path = PathBuf::from(params.file.clone().unwrap());
module_cache.clear(&path);
if let Some(vfs) = &params.vfs {
if let Ok(code_list) =
load_files_code_from_vfs(&[&params.file.clone().unwrap()], vfs)
{
module_cache.source_code.insert(path, code_list[0].clone());
};
}
}
Err(e) => {
return (
diags,
Err(anyhow::anyhow!(
"Failed to get module cache RwLock: {:?}",
e
)),
)
}
}
}
let mut program = match load_program(sess.clone(), &files, Some(opts), params.module_cache) {
Ok(r) => r.program,
Err(e) => return (diags, Err(anyhow::anyhow!("Parse failed: {:?}", e))),
Expand Down

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