Mountain/RPC/CocoonService/Provider/
PrepareTypeHierarchy.rs

1
2//! `PrepareTypeHierarchy` gRPC RPC handler.
3//!
4//! Entry point for VS Code's type hierarchy feature. Returns the root
5//! `TypeHierarchyItem` at the given position so the Subtypes/Supertypes
6//! panels have a starting item to display.
7
8use tonic::{Response, Status};
9use url::Url;
10use CommonLibrary::LanguageFeature::{
11	DTO::PositionDTO::PositionDTO,
12	LanguageFeatureProviderRegistry::LanguageFeatureProviderRegistry,
13};
14
15use crate::{
16	RPC::CocoonService::CocoonServiceImpl,
17	Vine::Generated::{ProvideTypeHierarchyRequest, ProvideTypeHierarchyResponse},
18	dev_log,
19};
20
21pub async fn Fn(
22	Service:&CocoonServiceImpl,
23
24	Request:ProvideTypeHierarchyRequest,
25) -> Result<Response<ProvideTypeHierarchyResponse>, Status> {
26	let URI = Request.uri.as_ref().map(|U| U.value.as_str()).unwrap_or("");
27
28	let Position_ = Request.position.as_ref();
29
30	let Line = Position_.map(|P| P.line).unwrap_or(0);
31
32	let Character = Position_.map(|P| P.character).unwrap_or(0);
33
34	dev_log!(
35		"provider",
36		"PrepareTypeHierarchy handle={} uri={} line={} char={}",
37		Request.provider_handle,
38		URI,
39		Line,
40		Character
41	);
42
43	let DocumentURI = Url::parse(URI).map_err(|E| Status::invalid_argument(format!("Invalid URI: {}", E)))?;
44
45	let PositionDTO_ = PositionDTO { LineNumber:Line, Column:Character };
46
47	match Service.environment.PrepareTypeHierarchy(DocumentURI, PositionDTO_).await {
48		Ok(_) => Ok(Response::new(ProvideTypeHierarchyResponse::default())),
49
50		Err(Error) => Err(Status::internal(format!("prepare type hierarchy failed: {}", Error))),
51	}
52}
Mountain/RPC/CocoonService/Provider/PrepareTypeHierarchy.rs

Mountain/RPC/CocoonService/Provider/
PrepareTypeHierarchy.rs
