Skip to main content

oak_llvm_ir/builder/
mod.rs

1use crate::{ast::LlirRoot, language::LLvmLanguage, parser::LlirParser};
2use oak_core::{Builder, BuilderCache, GreenNode, OakDiagnostics, OakError, Parser, TextEdit, source::Source};
3
4pub struct LlirBuilder<'config> {
5    config: &'config LLvmLanguage,
6}
7
8impl<'config> LlirBuilder<'config> {
9    pub fn new(config: &'config LLvmLanguage) -> Self {
10        Self { config }
11    }
12}
13
14impl<'config> Builder<LLvmLanguage> for LlirBuilder<'config> {
15    fn build<'a, S: Source + ?Sized>(&self, source: &'a S, edits: &[TextEdit], cache: &'a mut impl BuilderCache<LLvmLanguage>) -> OakDiagnostics<LlirRoot> {
16        let parser = LlirParser::new(self.config);
17        let parse_result = parser.parse(source, edits, cache);
18
19        match parse_result.result {
20            Ok(green_tree) => match self.build_root(green_tree) {
21                Ok(ast_root) => OakDiagnostics { result: Ok(ast_root), diagnostics: parse_result.diagnostics },
22                Err(build_error) => {
23                    let mut diagnostics = parse_result.diagnostics;
24                    diagnostics.push(build_error.clone());
25                    OakDiagnostics { result: Err(build_error), diagnostics }
26                }
27            },
28            Err(parse_error) => OakDiagnostics { result: Err(parse_error), diagnostics: parse_result.diagnostics },
29        }
30    }
31}
32
33impl<'config> LlirBuilder<'config> {
34    fn build_root(&self, green_tree: &GreenNode<LLvmLanguage>) -> Result<LlirRoot, OakError> {
35        Ok(LlirRoot { span: (0..green_tree.text_len() as usize).into() })
36    }
37}