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This commit is contained in:
Niko Matsakis 2024-07-15 07:51:40 -04:00
parent fdc363b65f
commit 4769e32d44
5 changed files with 17 additions and 57 deletions
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16
examples/lazy-input/main.rs
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@ -8,7 +8,6 @@ use notify_debouncer_mini::{
notify::{RecommendedWatcher, RecursiveMode},
DebounceEventResult, Debouncer,
};
use salsa::DebugWithDb;
// ANCHOR: main
fn main() -> Result<()> {
@ -61,9 +60,6 @@ fn main() -> Result<()> {
}
// ANCHOR_END: main
#[salsa::jar(db = Db)]
struct Jar(Diagnostic, File, ParsedFile<'_>, compile, parse, sum);
// ANCHOR: db
#[salsa::input]
struct File {
@ -72,11 +68,12 @@ struct File {
contents: String,
}
trait Db: salsa::DbWithJar<Jar> {
#[salsa::db]
trait Db: salsa::Database {
fn input(&self, path: PathBuf) -> Result<File>;
}
#[salsa::db(Jar)]
#[salsa::db]
struct Database {
storage: salsa::Storage<Self>,
logs: Mutex<Vec<String>>,
@ -96,6 +93,7 @@ impl Database {
}
}
#[salsa::db]
impl Db for Database {
fn input(&self, path: PathBuf) -> Result<File> {
let path = path
@ -123,14 +121,12 @@ impl Db for Database {
}
// ANCHOR_END: db
#[salsa::db]
impl salsa::Database for Database {
fn salsa_event(&self, event: salsa::Event) {
// don't log boring events
if let salsa::EventKind::WillExecute { .. } = event.kind {
self.logs
.lock()
.unwrap()
.push(format!("{:?}", event.debug(self)));
self.logs.lock().unwrap().push(format!("{:?}", event));
}
}
}