oak_markdown/parser/
mod.rs

1use crate::{kind::MarkdownSyntaxKind, language::MarkdownLanguage};
2use oak_core::{GreenNode, OakError, Parser, ParserState, source::Source};
3
4pub(crate) type State<'a, S> = ParserState<'a, MarkdownLanguage, S>;
5
6pub struct MarkdownParser<'config> {
7    pub(crate) config: &'config MarkdownLanguage,
8}
9
10impl<'config> MarkdownParser<'config> {
11    pub fn new(config: &'config MarkdownLanguage) -> Self {
12        Self { config }
13    }
14
15    pub(crate) fn parse_root_internal<'a, S: Source + ?Sized>(&self, state: &mut State<'a, S>) -> Result<&'a GreenNode<'a, MarkdownLanguage>, OakError> {
16        let checkpoint = state.checkpoint();
17
18        while state.not_at_end() {
19            state.advance();
20        }
21
22        let root = state.finish_at(checkpoint, MarkdownSyntaxKind::Root.into());
23        Ok(root)
24    }
25}
26
27impl<'config> Parser<MarkdownLanguage> for MarkdownParser<'config> {
28    fn parse<'a, S: Source + ?Sized>(&self, text: &'a S, edits: &[oak_core::TextEdit], cache: &'a mut impl oak_core::ParseCache<MarkdownLanguage>) -> oak_core::ParseOutput<'a, MarkdownLanguage> {
29        let lexer = crate::lexer::MarkdownLexer::new(self.config);
30        oak_core::parser::parse_with_lexer(&lexer, text, edits, cache, |state| self.parse_root_internal(state))
31    }
32}