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Implement ElixirLspAdapter::label_for_completion

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This commit is contained in:
Antonio Scandurra 2022-08-22 11:43:26 +02:00
parent 107ea5d058
commit cd62e60eba
2 changed files with 56 additions and 2 deletions
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54
crates/zed/src/languages/elixir.rs
View file

@ -4,6 +4,7 @@ use async_trait::async_trait;
use client::http::HttpClient;
use futures::StreamExt;
pub use language::*;
use lsp::CompletionItemKind;
use smol::fs::{self, File};
use std::{any::Any, path::PathBuf, sync::Arc};
use util::ResultExt;
@ -108,4 +109,57 @@ impl LspAdapter for ElixirLspAdapter {
.await
.log_err()
}
async fn label_for_completion(
&self,
completion: &lsp::CompletionItem,
language: &Language,
) -> Option<CodeLabel> {
match completion.kind.zip(completion.detail.as_ref()) {
Some((_, detail)) if detail.starts_with("(function)") => {
let text = detail.strip_prefix("(function) ")?;
let filter_range = 0..text.find('(').unwrap_or(text.len());
let source = Rope::from(format!("def {text}").as_str());
let runs = language.highlight_text(&source, 4..4 + text.len());
return Some(CodeLabel {
text: text.to_string(),
runs,
filter_range,
});
}
Some((_, detail)) if detail.starts_with("(macro)") => {
let text = detail.strip_prefix("(macro) ")?;
let filter_range = 0..text.find('(').unwrap_or(text.len());
let source = Rope::from(format!("defmacro {text}").as_str());
let runs = language.highlight_text(&source, 9..9 + text.len());
return Some(CodeLabel {
text: text.to_string(),
runs,
filter_range,
});
}
Some((
CompletionItemKind::MODULE
| CompletionItemKind::INTERFACE
| CompletionItemKind::STRUCT,
_,
)) => {
let filter_range = 0..completion
.label
.find(" (")
.unwrap_or(completion.label.len());
let text = &completion.label[filter_range.clone()];
let source = Rope::from(format!("defmodule {text}").as_str());
let runs = language.highlight_text(&source, 10..10 + text.len());
return Some(CodeLabel {
text: completion.label.clone(),
runs,
filter_range,
});
}
_ => {}
}
None
}
}

4
crates/zed/src/languages/elixir/highlights.scm
View file

@ -43,11 +43,11 @@
(float)
] @number
(alias) @module
(alias) @type
(call
target: (dot
left: (atom) @module))
left: (atom) @type))
(char) @constant