ZIm/crates/zed/src/languages.rs
2022-07-07 15:22:16 +02:00

145 lines
4.2 KiB
Rust

use gpui::{
executor::{self, Background},
Task,
};
pub use language::*;
use rust_embed::RustEmbed;
use std::{borrow::Cow, str, sync::Arc};
use util::ResultExt;
mod c;
mod go;
mod installation;
mod language_plugin;
mod python;
mod rust;
mod typescript;
#[derive(RustEmbed)]
#[folder = "src/languages"]
#[exclude = "*.rs"]
struct LanguageDir;
pub async fn init(languages: Arc<LanguageRegistry>, executor: Arc<Background>) {
for (name, grammar, lsp_adapter) in [
(
"c",
tree_sitter_c::language(),
Some(Arc::new(c::CLspAdapter) as Arc<dyn LspAdapter>),
),
(
"cpp",
tree_sitter_cpp::language(),
Some(Arc::new(c::CLspAdapter) as Arc<dyn LspAdapter>),
),
(
"go",
tree_sitter_go::language(),
Some(Arc::new(go::GoLspAdapter) as Arc<dyn LspAdapter>),
),
(
"json",
tree_sitter_json::language(),
// Some(Arc::new(json::JsonLspAdapter)),
language_plugin::new_json(executor)
.await
.log_err()
.map(|lang| Arc::new(lang) as Arc<_>),
),
(
"markdown",
tree_sitter_markdown::language(),
None, //
),
(
"python",
tree_sitter_python::language(),
Some(Arc::new(python::PythonLspAdapter)),
),
(
"rust",
tree_sitter_rust::language(),
Some(Arc::new(rust::RustLspAdapter)),
),
(
"toml",
tree_sitter_toml::language(),
None, //
),
(
"tsx",
tree_sitter_typescript::language_tsx(),
Some(Arc::new(typescript::TypeScriptLspAdapter)),
),
(
"typescript",
tree_sitter_typescript::language_typescript(),
Some(Arc::new(typescript::TypeScriptLspAdapter)),
),
(
"javascript",
tree_sitter_typescript::language_tsx(),
Some(Arc::new(typescript::TypeScriptLspAdapter)),
),
] {
languages.add(Arc::new(language(name, grammar, lsp_adapter)));
}
}
pub(crate) fn language(
name: &str,
grammar: tree_sitter::Language,
lsp_adapter: Option<Arc<dyn LspAdapter>>,
) -> Language {
let config = toml::from_slice(
&LanguageDir::get(&format!("{}/config.toml", name))
.unwrap()
.data,
)
.unwrap();
let mut language = Language::new(config, Some(grammar));
if let Some(query) = load_query(name, "/highlights") {
language = language
.with_highlights_query(query.as_ref())
.expect("failed to evaluate highlights query");
}
if let Some(query) = load_query(name, "/brackets") {
language = language
.with_brackets_query(query.as_ref())
.expect("failed to load brackets query");
}
if let Some(query) = load_query(name, "/indents") {
language = language
.with_indents_query(query.as_ref())
.expect("failed to load indents query");
}
if let Some(query) = load_query(name, "/outline") {
language = language
.with_outline_query(query.as_ref())
.expect("failed to load outline query");
}
if let Some(lsp_adapter) = lsp_adapter {
language = language.with_lsp_adapter(lsp_adapter)
}
language
}
fn load_query(name: &str, filename_prefix: &str) -> Option<Cow<'static, str>> {
let mut result = None;
for path in LanguageDir::iter() {
if let Some(remainder) = path.strip_prefix(name) {
if remainder.starts_with(filename_prefix) {
let contents = match LanguageDir::get(path.as_ref()).unwrap().data {
Cow::Borrowed(s) => Cow::Borrowed(str::from_utf8(s).unwrap()),
Cow::Owned(s) => Cow::Owned(String::from_utf8(s).unwrap()),
};
match &mut result {
None => result = Some(contents),
Some(r) => r.to_mut().push_str(contents.as_ref()),
}
}
}
}
result
}