oak_tcl/
lsp.rs

1use crate::{TclLanguage, kind::TclSyntaxKind};
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
9/// Tcl 的 Hover 提供者实现
10pub struct TclHoverProvider;
11
12impl HoverProvider<TclLanguage> for TclHoverProvider {
13    fn hover(&self, node: &RedNode<TclLanguage>, _range: Range<usize>) -> Option<Hover> {
14        let kind = node.green.kind;
15
16        let contents = match kind {
17            TclSyntaxKind::Proc => "### Tcl Procedure\nDefines a command.",
18            TclSyntaxKind::Set => "### Tcl Set\nSets the value of a variable.",
19            _ => return None,
20        };
21
22        Some(Hover { contents: contents.to_string(), range: Some(node.span()) })
23    }
24}
25
26/// Tcl 的语言服务实现
27pub struct TclLanguageService<V: Vfs> {
28    vfs: V,
29    workspace: oak_lsp::workspace::WorkspaceManager,
30    hover_provider: TclHoverProvider,
31}
32
33impl<V: Vfs> TclLanguageService<V> {
34    pub fn new(vfs: V) -> Self {
35        Self { vfs, workspace: oak_lsp::workspace::WorkspaceManager::default(), hover_provider: TclHoverProvider }
36    }
37}
38
39impl<V: Vfs + Send + Sync + 'static + oak_vfs::WritableVfs> LanguageService for TclLanguageService<V> {
40    type Lang = TclLanguage;
41    type Vfs = V;
42
43    fn vfs(&self) -> &Self::Vfs {
44        &self.vfs
45    }
46
47    fn workspace(&self) -> &oak_lsp::workspace::WorkspaceManager {
48        &self.workspace
49    }
50
51    fn get_root(&self, _uri: &str) -> impl Future<Output = Option<RedNode<'_, TclLanguage>>> + Send + '_ {
52        async move { None }
53    }
54
55    fn hover(&self, uri: &str, range: Range<usize>) -> impl Future<Output = Option<oak_lsp::Hover>> + Send + '_ {
56        let uri = uri.to_string();
57        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() }
58    }
59}
oak_tcl/lsp.rs

oak_tcl/
lsp.rs
