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-rw-r--r--helix-core/src/syntax.rs53
1 files changed, 23 insertions, 30 deletions
diff --git a/helix-core/src/syntax.rs b/helix-core/src/syntax.rs
index 858b9bdf..8a973569 100644
--- a/helix-core/src/syntax.rs
+++ b/helix-core/src/syntax.rs
@@ -8,7 +8,7 @@ use crate::{
pub use helix_syntax::get_language;
-use arc_swap::ArcSwap;
+use arc_swap::{ArcSwap, Guard};
use slotmap::{DefaultKey as LayerId, HopSlotMap};
use std::{
@@ -264,12 +264,16 @@ impl LanguageConfiguration {
}
}
+// Expose loader as Lazy<> global since it's always static?
+
#[derive(Debug)]
pub struct Loader {
// highlight_names ?
language_configs: Vec<Arc<LanguageConfiguration>>,
language_config_ids_by_file_type: HashMap<String, usize>, // Vec<usize>
language_config_ids_by_shebang: HashMap<String, usize>,
+
+ scopes: ArcSwap<Vec<String>>,
}
impl Loader {
@@ -278,6 +282,7 @@ impl Loader {
language_configs: Vec::new(),
language_config_ids_by_file_type: HashMap::new(),
language_config_ids_by_shebang: HashMap::new(),
+ scopes: ArcSwap::from_pointee(Vec::new()),
};
for config in config.language {
@@ -363,8 +368,22 @@ impl Loader {
}
None
}
- pub fn language_configs_iter(&self) -> impl Iterator<Item = &Arc<LanguageConfiguration>> {
- self.language_configs.iter()
+
+ pub fn set_scopes(&self, scopes: Vec<String>) {
+ self.scopes.store(Arc::new(scopes));
+
+ // Reconfigure existing grammars
+ for config in self
+ .language_configs
+ .iter()
+ .filter(|cfg| cfg.is_highlight_initialized())
+ {
+ config.reconfigure(&self.scopes());
+ }
+ }
+
+ pub fn scopes(&self) -> Guard<Arc<Vec<String>>> {
+ self.scopes.load()
}
}
@@ -447,33 +466,7 @@ impl Syntax {
self.loader
.language_configuration_for_injection_string(language)
.and_then(|language_config| {
- // TODO: get these theme.scopes from somewhere, probably make them settable on Loader
- let scopes = &[
- "attribute",
- "constant",
- "function.builtin",
- "function",
- "keyword",
- "operator",
- "property",
- "punctuation",
- "punctuation.bracket",
- "punctuation.delimiter",
- "string",
- "string.special",
- "tag",
- "type",
- "type.builtin",
- "variable",
- "variable.builtin",
- "variable.parameter",
- ];
- language_config.highlight_config(
- &scopes
- .iter()
- .map(|scope| scope.to_string())
- .collect::<Vec<_>>(),
- )
+ language_config.highlight_config(&self.loader.scopes.load())
})
};