oak_jasm/
lsp.rs

1use crate::JasmLanguage;
2use core::range::Range;
3use futures::Future;
4use oak_core::tree::RedNode;
5use oak_hover::{Hover, HoverProvider};
6use oak_lsp::service::LanguageService;
7use oak_vfs::Vfs;
8
9pub struct JasmHoverProvider;
10
11impl HoverProvider<JasmLanguage> for JasmHoverProvider {
12    fn hover(&self, node: &RedNode<JasmLanguage>, _range: Range<usize>) -> Option<Hover> {
13        let kind = node.green.kind;
14        let contents = format!("### JASM Node\nKind: {:?}", kind);
15        Some(Hover { contents, range: Some(node.span()) })
16    }
17}
18
19pub struct JasmLanguageService<V: Vfs> {
20    vfs: V,
21    workspace: oak_lsp::workspace::WorkspaceManager,
22    hover_provider: JasmHoverProvider,
23}
24
25impl<V: Vfs> JasmLanguageService<V> {
26    pub fn new(vfs: V) -> Self {
27        Self { vfs, workspace: oak_lsp::workspace::WorkspaceManager::default(), hover_provider: JasmHoverProvider }
28    }
29}
30
31impl<V: Vfs + Send + Sync + 'static + oak_vfs::WritableVfs> LanguageService for JasmLanguageService<V> {
32    type Lang = JasmLanguage;
33    type Vfs = V;
34
35    fn vfs(&self) -> &Self::Vfs {
36        &self.vfs
37    }
38
39    fn workspace(&self) -> &oak_lsp::workspace::WorkspaceManager {
40        &self.workspace
41    }
42
43    fn get_root(&self, uri: &str) -> impl Future<Output = Option<RedNode<'_, JasmLanguage>>> + Send + '_ {
44        let source = self.vfs().get_source(uri);
45        async move {
46            let _source = source?;
47            None
48        }
49    }
50
51    fn hover(&self, uri: &str, range: Range<usize>) -> impl Future<Output = Option<oak_lsp::Hover>> + Send + '_ {
52        let uri = uri.to_string();
53        async move { self.with_root(&uri, |root| self.hover_provider.hover(&root, range).map(|h| oak_lsp::Hover { contents: h.contents, range: h.range })).await.flatten() }
54    }
55}
oak_jasm/lsp.rs

oak_jasm/
lsp.rs
