ZIm/crates/zed/src/languages/nu.rs
2023-11-27 18:46:56 -08:00

81 lines
2.1 KiB
Rust

use anyhow::{anyhow, Result};
use async_trait::async_trait;
use language::{CodeLabel, Language, LanguageServerName, LspAdapter, LspAdapterDelegate};
use lsp::LanguageServerBinary;
use std::{any::Any, path::PathBuf, sync::Arc};
pub struct NuLanguageServer;
#[async_trait]
impl LspAdapter for NuLanguageServer {
async fn name(&self) -> LanguageServerName {
LanguageServerName("nu".into())
}
fn short_name(&self) -> &'static str {
"nu"
}
async fn fetch_latest_server_version(
&self,
_: &dyn LspAdapterDelegate,
) -> Result<Box<dyn 'static + Any + Send>> {
Ok(Box::new(()))
}
async fn fetch_server_binary(
&self,
_version: Box<dyn 'static + Send + Any>,
_container_dir: PathBuf,
_: &dyn LspAdapterDelegate,
) -> Result<LanguageServerBinary> {
Err(anyhow!(
"nu v0.87.0 or greater must be installed and available in your $PATH"
))
}
async fn cached_server_binary(
&self,
_: PathBuf,
_: &dyn LspAdapterDelegate,
) -> Option<LanguageServerBinary> {
Some(LanguageServerBinary {
path: "nu".into(),
arguments: vec!["--lsp".into()],
})
}
fn can_be_reinstalled(&self) -> bool {
false
}
async fn installation_test_binary(&self, _: PathBuf) -> Option<LanguageServerBinary> {
None
}
async fn label_for_completion(
&self,
completion: &lsp::CompletionItem,
language: &Arc<Language>,
) -> Option<CodeLabel> {
return Some(CodeLabel {
runs: language
.highlight_text(&completion.label.clone().into(), 0..completion.label.len()),
text: completion.label.clone(),
filter_range: 0..completion.label.len(),
});
}
async fn label_for_symbol(
&self,
name: &str,
_: lsp::SymbolKind,
language: &Arc<Language>,
) -> Option<CodeLabel> {
Some(CodeLabel {
runs: language.highlight_text(&name.into(), 0..name.len()),
text: name.to_string(),
filter_range: 0..name.len(),
})
}
}