pull/1563/head^2
Blaž Hrastnik 3 years ago
parent 2302869836
commit 66a8612351

@ -209,12 +209,9 @@ impl LanguageConfiguration {
&highlights_query,
&injections_query,
&locals_query,
);
)
.unwrap(); // TODO: avoid panic
let config = match config {
Ok(config) => config,
Err(err) => panic!("{}", err),
}; // TODO: avoid panic
config.configure(scopes);
Some(Arc::new(config))
}
@ -392,12 +389,6 @@ pub struct TsParser {
cursors: Vec<QueryCursor>,
}
impl fmt::Debug for TsParser {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
f.debug_struct("TsParser").finish()
}
}
// could also just use a pool, or a single instance?
thread_local! {
pub static PARSER: RefCell<TsParser> = RefCell::new(TsParser {
@ -433,14 +424,12 @@ impl Syntax {
}],
};
// track markers of injections
// track scope_descriptor: a Vec of scopes for item in tree
let mut layers = HopSlotMap::default();
let root = layers.insert(root_layer);
let mut syntax = Self {
// grammar,
root,
layers,
loader,
@ -724,15 +713,15 @@ impl Syntax {
.layers
.iter()
.filter_map(|(_, layer)| {
// TODO: if range doesn't overlap layer range, skip it
// we can calculate intersection and use it later for set_byte_range
// Reuse a cursor from the pool if available.
let mut cursor = PARSER.with(|ts_parser| {
let highlighter = &mut ts_parser.borrow_mut();
highlighter.cursors.pop().unwrap_or_else(QueryCursor::new)
});
// TODO: if range doesn't overlap layer range, skip it
// we can calculate intersection and use it later for set_byte_range
// The `captures` iterator borrows the `Tree` and the `QueryCursor`, which
// prevents them from being moved. But both of these values are really just
// pointers, so it's actually ok to move them.
@ -783,7 +772,7 @@ impl Syntax {
let mut result = HighlightIter {
source,
byte_offset: range.map_or(0, |r| r.start), // TODO: simplify
byte_offset: range.map_or(0, |r| r.start),
cancellation_flag,
iter_count: 0,
layers,

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