oak_sass/builder/
mod.rs

1use crate::{ast::*, language::SassLanguage, parser::SassParser};
2use oak_core::{Builder, BuilderCache, OakDiagnostics, OakError, Parser, SourceText, TextEdit, builder::BuildOutput, source::Source, tree::GreenNode};
3
4/// Sass 语言的 AST 构建器
5#[derive(Clone)]
6pub struct SassBuilder<'config> {
7    config: &'config SassLanguage,
8}
9
10impl<'config> SassBuilder<'config> {
11    pub fn new(config: &'config SassLanguage) -> Self {
12        Self { config }
13    }
14
15    fn build_root<'a>(&self, _green_tree: &'a GreenNode<'a, SassLanguage>, _source: &SourceText) -> Result<SassRoot, OakError> {
16        Ok(SassRoot { span: (0..0).into() })
17    }
18}
19
20impl<'config> Builder<SassLanguage> for SassBuilder<'config> {
21    fn build<'a, S: Source + ?Sized>(&self, source: &S, edits: &[TextEdit], _cache: &'a mut impl BuilderCache<SassLanguage>) -> BuildOutput<SassLanguage> {
22        let parser = SassParser::new(self.config);
23        let mut parse_cache = oak_core::parser::ParseSession::<SassLanguage>::default();
24        let parse_result = parser.parse(source, edits, &mut parse_cache);
25
26        match parse_result.result {
27            Ok(green_tree) => {
28                let source_text = SourceText::new(source.get_text_in((0..source.length()).into()).into_owned());
29                match self.build_root(green_tree, &source_text) {
30                    Ok(ast_root) => OakDiagnostics { result: Ok(ast_root), diagnostics: parse_result.diagnostics },
31                    Err(build_error) => {
32                        let mut diagnostics = parse_result.diagnostics;
33                        diagnostics.push(build_error.clone());
34                        OakDiagnostics { result: Err(build_error), diagnostics }
35                    }
36                }
37            }
38            Err(parse_error) => OakDiagnostics { result: Err(parse_error), diagnostics: parse_result.diagnostics },
39        }
40    }
41}
oak_sass/builder/mod.rs

oak_sass/builder/
mod.rs
