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Dynamically load grammar libraries at runtime

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This commit is contained in:
Blaž Hrastnik 2021-07-11 19:36:45 +09:00
parent dd5e8082e4
commit dd2903ff10
8 changed files with 203 additions and 168 deletions
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12
helix-core/src/syntax.rs
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@ -5,7 +5,7 @@ use crate::{
Rope, RopeSlice, Tendril,
};
pub use helix_syntax::{get_language, get_language_name, Lang};
pub use helix_syntax::get_language;
use arc_swap::ArcSwap;
@ -31,7 +31,7 @@ pub struct Configuration {
#[serde(rename_all = "kebab-case")]
pub struct LanguageConfiguration {
#[serde(rename = "name")]
pub(crate) language_id: Lang,
pub(crate) language_id: String,
pub scope: String, // source.rust
pub file_types: Vec<String>, // filename ends_with? <Gemfile, rb, etc>
pub roots: Vec<String>, // these indicate project roots <.git, Cargo.toml>
@ -153,7 +153,7 @@ fn read_query(language: &str, filename: &str) -> String {
impl LanguageConfiguration {
fn initialize_highlight(&self, scopes: &[String]) -> Option<Arc<HighlightConfiguration>> {
let language = get_language_name(self.language_id).to_ascii_lowercase();
let language = self.language_id.to_ascii_lowercase();
let highlights_query = read_query(&language, "highlights.scm");
// always highlight syntax errors
@ -166,7 +166,7 @@ impl LanguageConfiguration {
if highlights_query.is_empty() {
None
} else {
let language = get_language(self.language_id);
let language = get_language(&crate::RUNTIME_DIR, &self.language_id).ok()?;
let config = HighlightConfiguration::new(
language,
&highlights_query,
@ -198,7 +198,7 @@ impl LanguageConfiguration {
pub fn indent_query(&self) -> Option<&IndentQuery> {
self.indent_query
.get_or_init(|| {
let language = get_language_name(self.language_id).to_ascii_lowercase();
let language = self.language_id.to_ascii_lowercase();
let toml = load_runtime_file(&language, "indents.toml").ok()?;
toml::from_slice(toml.as_bytes()).ok()
@ -1802,7 +1802,7 @@ mod test {
.map(String::from)
.collect();
let language = get_language(Lang::Rust);
let language = get_language(&crate::RUNTIME_DIR, "Rust").unwrap();
let config = HighlightConfiguration::new(
language,
&std::fs::read_to_string(