Mountain/RPC/CocoonService/Provider/
PrepareTypeHierarchy.rs

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

Mountain/RPC/CocoonService/Provider/
PrepareTypeHierarchy.rs
