mirror of
https://github.com/Myriad-Dreamin/tinymist.git
synced 2025-07-19 10:45:02 +00:00
76b4e91046
* dev: change system config * docs: update config doc * dev: clean up tightly coupled world * dev: load font once * docs: add more comments to tinymist-query * dev: merge compiler layers * feat: allow run lsp on rootless files * build: bump ts * fix: workspace dep * build: bump preview * dev: correctly check inactive state * fix: weird cargo default features
84 lines
2.8 KiB
Rust
84 lines
2.8 KiB
Rust
use std::ops::Range;
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use log::debug;
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use lsp_types::LocationLink;
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use crate::{
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prelude::*,
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syntax::{get_deref_target, DerefTarget},
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SemanticRequest,
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};
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/// The [`textDocument/declaration`] request asks the server for the declaration
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/// location of a symbol at a given text document position.
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///
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/// [`textDocument/declaration`]: https://microsoft.github.io/language-server-protocol/specification#textDocument_declaration
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///
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/// # Compatibility
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///
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/// This request was introduced in specification version 3.14.0.
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///
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/// The [`GotoDeclarationResponse::Link`](lsp_types::GotoDefinitionResponse::Link) return value
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/// was introduced in specification version 3.14.0 and requires client-side
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/// support in order to be used. It can be returned if the client set the
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/// following field to `true` in the [`initialize`](Self::initialize) method:
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///
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/// ```text
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/// InitializeParams::capabilities::text_document::declaration::link_support
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/// ```
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#[derive(Debug, Clone)]
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pub struct GotoDeclarationRequest {
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/// The path of the document to get the declaration location for.
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pub path: PathBuf,
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/// The position of the symbol to get the declaration location for.
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pub position: LspPosition,
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}
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impl SemanticRequest for GotoDeclarationRequest {
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type Response = GotoDeclarationResponse;
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fn request(self, ctx: &mut AnalysisContext) -> Option<Self::Response> {
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let source = ctx.source_by_path(&self.path).ok()?;
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let offset = ctx.to_typst_pos(self.position, &source)?;
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let cursor = offset + 1;
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let ast_node = LinkedNode::new(source.root()).leaf_at(cursor)?;
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debug!("ast_node: {ast_node:?}", ast_node = ast_node);
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let deref_target = get_deref_target(ast_node)?;
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let use_site = deref_target.node();
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let origin_selection_range = ctx.to_lsp_range(use_site.range(), &source);
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let def_use = ctx.def_use(source.clone())?;
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let ref_spans = find_declarations(ctx, def_use, deref_target)?;
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let mut links = vec![];
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for ref_range in ref_spans {
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let ref_id = source.id();
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let ref_source = &source;
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let span_path = ctx.path_for_id(ref_id).ok()?;
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let range = ctx.to_lsp_range(ref_range, ref_source);
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let uri = Url::from_file_path(span_path).ok()?;
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links.push(LocationLink {
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origin_selection_range: Some(origin_selection_range),
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target_uri: uri,
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target_range: range,
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target_selection_range: range,
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});
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}
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debug!("goto_declartion: {links:?}");
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Some(GotoDeclarationResponse::Link(links))
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}
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}
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fn find_declarations(
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_ctx: &AnalysisContext,
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_def_use: Arc<crate::analysis::DefUseInfo>,
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_deref_target: DerefTarget<'_>,
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) -> Option<Vec<Range<usize>>> {
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todo!()
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}
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