oak_jasm/lsp/
mod.rs

1//! LSP service implementation for the JASM language.
2
3#![doc = include_str!("readme.md")]
4#[cfg(feature = "oak-highlight")]
5pub mod highlighter;
6
7use crate::JasmLanguage;
8use core::range::Range;
9use oak_core::tree::RedNode;
10#[cfg(feature = "lsp")]
11use {
12    futures::Future,
13    oak_hover::{Hover, HoverProvider},
14    oak_lsp::service::LanguageService,
15    oak_vfs::Vfs,
16};
17#[cfg(feature = "lsp")]
18/// Hover provider for Jasm.
19pub struct JasmHoverProvider;
20#[cfg(feature = "lsp")]
21impl HoverProvider<JasmLanguage> for JasmHoverProvider {
22    fn hover(&self, node: &RedNode<JasmLanguage>, _range: Range<usize>) -> Option<Hover> {
23        let kind = node.green.kind;
24        let contents = format!("### JASM Node\nKind: {:?}", kind);
25        Some(Hover { contents, range: Some(node.span()) })
26    }
27}
28#[cfg(feature = "lsp")]
29/// Language service for Jasm.
30pub struct JasmLanguageService<V: Vfs> {
31    /// The virtual file system.
32    pub vfs: V,
33    /// The workspace manager.
34    pub workspace: oak_lsp::workspace::WorkspaceManager,
35    /// The hover provider.
36    pub hover_provider: JasmHoverProvider,
37}
38#[cfg(feature = "lsp")]
39impl<V: Vfs> JasmLanguageService<V> {
40    /// Creates a new instance of `JasmLanguageService`.
41    pub fn new(vfs: V) -> Self {
42        Self { vfs, workspace: oak_lsp::workspace::WorkspaceManager::default(), hover_provider: JasmHoverProvider }
43    }
44}
45#[cfg(feature = "lsp")]
46impl<V: Vfs + Send + Sync + 'static + oak_vfs::WritableVfs> LanguageService for JasmLanguageService<V> {
47    type Lang = JasmLanguage;
48    type Vfs = V;
49    fn vfs(&self) -> &Self::Vfs {
50        &self.vfs
51    }
52    fn workspace(&self) -> &oak_lsp::workspace::WorkspaceManager {
53        &self.workspace
54    }
55    fn get_root(&self, uri: &str) -> impl Future<Output = Option<RedNode<'_, JasmLanguage>>> + Send + '_ {
56        let source = self.vfs().get_source(uri);
57        async move {
58            let _source = source?;
59            None
60        }
61    }
62    fn hover(&self, uri: &str, range: Range<usize>) -> impl Future<Output = Option<oak_lsp::Hover>> + Send + '_ {
63        let uri = uri.to_string();
64        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() }
65    }
66}
oak_jasm/lsp/mod.rs

oak_jasm/lsp/
mod.rs
