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oak_stylus/parser/
mod.rs

1use crate::{kind::StylusSyntaxKind, language::StylusLanguage, lexer::StylusLexer};
2use oak_core::{
3    parser::{ParseCache, ParseOutput, Parser, parse_with_lexer},
4    source::{Source, TextEdit},
5};
6
7pub struct StylusParser<'config> {
8    pub(crate) config: &'config StylusLanguage,
9}
10
11impl<'config> StylusParser<'config> {
12    pub fn new(config: &'config StylusLanguage) -> Self {
13        Self { config }
14    }
15}
16
17impl<'config> Parser<StylusLanguage> for StylusParser<'config> {
18    fn parse<'a, S: Source + ?Sized>(&self, text: &'a S, edits: &[TextEdit], cache: &'a mut impl ParseCache<StylusLanguage>) -> ParseOutput<'a, StylusLanguage> {
19        let lexer = StylusLexer::new(&self.config);
20        parse_with_lexer(&lexer, text, edits, cache, |state| {
21            let checkpoint = state.checkpoint();
22            while state.not_at_end() {
23                state.bump();
24            }
25            Ok(state.finish_at(checkpoint, StylusSyntaxKind::Root.into()))
26        })
27    }
28}