oak_ruby/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,
10    oak_vfs::Vfs,
11};
12#[cfg(feature = "oak-pretty-print")]
13pub mod formatter;
14use crate::{RubyElementType, language::RubyLanguage};
15use core::range::Range;
16use oak_core::tree::RedNode;
17/// Hover provider implementation for Ruby.
18#[cfg(feature = "lsp")]
19pub struct RubyHoverProvider;
20#[cfg(feature = "lsp")]
21impl HoverProvider<RubyLanguage> for RubyHoverProvider {
22    fn hover(&self, node: &RedNode<RubyLanguage>, _range: Range<usize>) -> Option<Hover> {
23        let kind = node.green.kind;
24        // Provide context-aware hover information
25        let contents = match kind {
26            RubyElementType::MethodDefinition => "### Ruby Method\nDefines a callable block of code.",
27            RubyElementType::ClassDefinition => "### Ruby Class\nDefines a blueprint for objects.",
28            _ => return None,
29        };
30        Some(Hover { contents: contents.to_string(), range: Some(node.span()) })
31    }
32}
33/// Language service implementation for Ruby.
34#[cfg(feature = "lsp")]
35pub struct RubyLanguageService<V: Vfs> {
36    vfs: V,
37    workspace: oak_lsp::workspace::WorkspaceManager,
38    hover_provider: RubyHoverProvider,
39}
40impl<V: Vfs> RubyLanguageService<V> {
41    /// Creates a new `RubyLanguageService`.
42    pub fn new(vfs: V) -> Self {
43        Self { vfs, workspace: oak_lsp::workspace::WorkspaceManager::default(), hover_provider: RubyHoverProvider }
44    }
45}
46impl<V: Vfs + Send + Sync + 'static + oak_vfs::WritableVfs> LanguageService for RubyLanguageService<V> {
47    type Lang = RubyLanguage;
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<'_, RubyLanguage>>> + Send + '_ {
56        async move {
57            // TODO: Implement proper caching of parsed trees in LanguageService
58            None
59        }
60    }
61    fn hover(&self, uri: &str, range: Range<usize>) -> impl Future<Output = Option<oak_lsp::Hover>> + Send + '_ {
62        let uri = uri.to_string();
63        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() }
64    }
65}
oak_ruby/lsp/mod.rs

oak_ruby/lsp/
mod.rs
