oak_smalltalk/lsp/
mod.rs

1#![doc = include_str!("readme.md")]
2#[cfg(feature = "oak-highlight")]
3pub mod highlighter;
4
5#[cfg(feature = "lsp")]
6use {
7    futures::Future,
8    oak_hover::{Hover, HoverProvider},
9    oak_lsp::{service::LanguageService, workspace::WorkspaceManager},
10    oak_vfs::Vfs,
11};
12#[cfg(feature = "oak-pretty-print")]
13pub mod formatter;
14use crate::SmalltalkLanguage;
15use core::range::Range;
16use oak_core::tree::RedNode;
17#[cfg(feature = "lsp")]
18pub struct SmalltalkHoverProvider;
19#[cfg(feature = "lsp")]
20impl HoverProvider<SmalltalkLanguage> for SmalltalkHoverProvider {
21    fn hover(&self, node: &RedNode<SmalltalkLanguage>, _range: Range<usize>) -> Option<Hover> {
22        let contents = format!("### Smalltalk Node\nKind: {:?}", node.green.kind);
23        Some(Hover { contents, range: Some(node.span()) })
24    }
25}
26#[cfg(feature = "lsp")]
27pub struct SmalltalkLanguageService<V: Vfs> {
28    vfs: V,
29    workspace: oak_lsp::workspace::WorkspaceManager,
30    hover_provider: SmalltalkHoverProvider,
31}
32impl<V: Vfs> SmalltalkLanguageService<V> {
33    pub fn new(vfs: V) -> Self {
34        Self { vfs, workspace: oak_lsp::workspace::WorkspaceManager::default(), hover_provider: SmalltalkHoverProvider }
35    }
36}
37impl<V: Vfs + Send + Sync + 'static + oak_vfs::WritableVfs> LanguageService for SmalltalkLanguageService<V> {
38    type Lang = SmalltalkLanguage;
39    type Vfs = V;
40    fn vfs(&self) -> &Self::Vfs {
41        &self.vfs
42    }
43    fn workspace(&self) -> &oak_lsp::workspace::WorkspaceManager {
44        &self.workspace
45    }
46    fn get_root(&self, _uri: &str) -> impl Future<Output = Option<RedNode<'_, SmalltalkLanguage>>> + Send + '_ {
47        async move { None }
48    }
49    fn hover(&self, uri: &str, range: Range<usize>) -> impl Future<Output = Option<oak_lsp::Hover>> + Send + '_ {
50        let uri = uri.to_string();
51        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() }
52    }
53}
oak_smalltalk/lsp/mod.rs

oak_smalltalk/lsp/
mod.rs
