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use std::{
sync::Arc,
hash::{Hasher, Hash},
};
use salsa;
use rustc_hash::FxHashSet;
use crate::{FileId, FileResolverImp, CrateGraph, symbol_index::SymbolIndex};
salsa::query_group! {
pub(crate) trait FilesDatabase: salsa::Database {
fn file_text(file_id: FileId) -> Arc<String> {
type FileTextQuery;
storage input;
}
fn file_source_root(file_id: FileId) -> SourceRootId {
type FileSourceRootQuery;
storage input;
}
fn source_root(id: SourceRootId) -> Arc<SourceRoot> {
type SourceRootQuery;
storage input;
}
fn libraries() -> Arc<Vec<SourceRootId>> {
type LibrarieseQuery;
storage input;
}
fn library_symbols(id: SourceRootId) -> Arc<SymbolIndex> {
type LibrarySymbolsQuery;
storage input;
}
fn crate_graph() -> Arc<CrateGraph> {
type CrateGraphQuery;
storage input;
}
}
}
#[derive(Default, Debug, Clone, Copy, PartialEq, Eq, Hash, PartialOrd, Ord)]
pub(crate) struct SourceRootId(pub(crate) u32);
#[derive(Clone, Default, Debug, Eq)]
pub(crate) struct SourceRoot {
pub(crate) file_resolver: FileResolverImp,
pub(crate) files: FxHashSet<FileId>,
}
impl PartialEq for SourceRoot {
fn eq(&self, other: &SourceRoot) -> bool {
self.file_resolver == other.file_resolver
}
}
impl Hash for SourceRoot {
fn hash<H: Hasher>(&self, hasher: &mut H) {
self.file_resolver.hash(hasher);
}
}
pub(crate) const WORKSPACE: SourceRootId = SourceRootId(0);
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