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//! Database used for testing `hir_expand`.
use std::{
fmt, panic,
sync::{Arc, Mutex},
};
use base_db::{salsa, AnchoredPath, CrateId, FileId, FileLoader, FileLoaderDelegate};
use rustc_hash::FxHashSet;
#[salsa::database(
base_db::SourceDatabaseExtStorage,
base_db::SourceDatabaseStorage,
crate::db::AstDatabaseStorage
)]
#[derive(Default)]
pub(crate) struct TestDB {
storage: salsa::Storage<TestDB>,
events: Mutex<Option<Vec<salsa::Event>>>,
}
impl fmt::Debug for TestDB {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
f.debug_struct("TestDB").finish()
}
}
impl salsa::Database for TestDB {
fn salsa_event(&self, event: salsa::Event) {
let mut events = self.events.lock().unwrap();
if let Some(events) = &mut *events {
events.push(event);
}
}
}
impl panic::RefUnwindSafe for TestDB {}
impl FileLoader for TestDB {
fn file_text(&self, file_id: FileId) -> Arc<String> {
FileLoaderDelegate(self).file_text(file_id)
}
fn resolve_path(&self, path: AnchoredPath) -> Option<FileId> {
FileLoaderDelegate(self).resolve_path(path)
}
fn relevant_crates(&self, file_id: FileId) -> Arc<FxHashSet<CrateId>> {
FileLoaderDelegate(self).relevant_crates(file_id)
}
}
|
