oak_hlsl/lsp/
mod.rs

1#![doc = include_str!("readme.md")]
2#[cfg(feature = "oak-highlight")]
3pub mod highlighter;
4
5use crate::{HlslLanguage, parser::element_type::HlslElementType};
6use core::range::Range;
7use oak_core::tree::RedNode;
8#[cfg(feature = "lsp")]
9use {
10    futures::Future,
11    oak_hover::{Hover, HoverProvider},
12    oak_lsp::service::LanguageService,
13    oak_vfs::Vfs,
14};
15#[cfg(feature = "lsp")]
16/// Hover provider implementation for HLSL.
17#[cfg(feature = "lsp")]
18pub struct HlslHoverProvider;
19#[cfg(feature = "lsp")]
20impl HoverProvider<HlslLanguage> for HlslHoverProvider {
21    fn hover(&self, node: &RedNode<HlslLanguage>, _range: Range<usize>) -> Option<Hover> {
22        let kind = node.green.kind;
23        // Provide context-aware hover information
24        let contents = match kind {
25            HlslElementType::Struct => "### HLSL Struct\nDefines a custom data structure.",
26            HlslElementType::Cbuffer => "### HLSL Constant Buffer\nDefines a buffer for shader constants.",
27            HlslElementType::Technique => "### HLSL Technique\nDefines a rendering technique.",
28            HlslElementType::Pass => "### HLSL Pass\nDefines a rendering pass within a technique.",
29            _ => return None,
30        };
31        Some(Hover { contents: contents.to_string(), range: Some(node.span()) })
32    }
33}
34/// Language service implementation for HLSL.
35#[cfg(feature = "lsp")]
36pub struct HlslLanguageService<V: Vfs> {
37    vfs: V,
38    workspace: oak_lsp::workspace::WorkspaceManager,
39    hover_provider: HlslHoverProvider,
40}
41impl<V: Vfs> HlslLanguageService<V> {
42    pub fn new(vfs: V) -> Self {
43        Self { vfs, workspace: oak_lsp::workspace::WorkspaceManager::default(), hover_provider: HlslHoverProvider }
44    }
45}
46impl<V: Vfs + Send + Sync + 'static + oak_vfs::WritableVfs> LanguageService for HlslLanguageService<V> {
47    type Lang = HlslLanguage;
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<'_, HlslLanguage>>> + Send + '_ {
56        let _uri = uri.to_string();
57        async move {
58            // Placeholder implementation
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_hlsl/lsp/mod.rs

oak_hlsl/lsp/
mod.rs
