oak_cpp/builder/
mod.rs

1#![doc = include_str!("readme.md")]
2use crate::{ast::*, language::CppLanguage, parser::CppParser};
3use oak_core::{Builder, BuilderCache, GreenNode, OakDiagnostics, Parser, SourceText, TextEdit, source::Source};
4
5/// AST builder for the C++ language
6#[derive(Clone)]
7pub struct CppBuilder<'config> {
8    /// Language configuration
9    config: &'config CppLanguage,
10}
11
12impl<'config> CppBuilder<'config> {
13    /// Creates a new C++ builder
14    pub fn new(config: &'config CppLanguage) -> Self {
15        Self { config }
16    }
17
18    /// Builds the AST root node from the green tree
19    pub fn build_root(&self, _green: &GreenNode<CppLanguage>, _source: &SourceText) -> Result<CppRoot, oak_core::OakError> {
20        // Simplified AST building logic, currently serving as a framework
21        Ok(CppRoot { translation_unit: TranslationUnit { external_declarations: vec![], span: (0.._source.length()).into() } })
22    }
23}
24
25impl<'config> Builder<CppLanguage> for CppBuilder<'config> {
26    fn build<'a, S: Source + ?Sized>(&self, source: &'a S, edits: &[TextEdit], _cache: &'a mut impl BuilderCache<CppLanguage>) -> oak_core::builder::BuildOutput<CppLanguage> {
27        let parser = CppParser::new(self.config);
28        let mut cache = oak_core::parser::ParseSession::<CppLanguage>::default();
29        let parse_result = parser.parse(source, edits, &mut cache);
30
31        match parse_result.result {
32            Ok(green_tree) => {
33                let source_text = SourceText::new(source.get_text_in((0..source.length()).into()).into_owned());
34                match self.build_root(green_tree, &source_text) {
35                    Ok(ast_root) => OakDiagnostics { result: Ok(ast_root), diagnostics: parse_result.diagnostics },
36                    Err(build_error) => {
37                        let mut diagnostics = parse_result.diagnostics;
38                        diagnostics.push(build_error.clone());
39                        OakDiagnostics { result: Err(build_error), diagnostics }
40                    }
41                }
42            }
43            Err(parse_error) => OakDiagnostics { result: Err(parse_error), diagnostics: parse_result.diagnostics },
44        }
45    }
46}
oak_cpp/builder/mod.rs

oak_cpp/builder/
mod.rs
