oak-tailwind 0.0.11

#![doc = include_str!("readme.md")]

use crate::{ast::TailwindRoot, language::TailwindLanguage, lexer::TailwindLexer, parser::TailwindParser};
use oak_core::{Builder, BuilderCache, GreenNode, OakDiagnostics, OakError, RedNode, SourceText, TextEdit, source::Source};

/// Tailwind AST builder.
#[derive(Clone)]
pub struct TailwindBuilder<'config> {
    /// Language configuration.
    config: &'config TailwindLanguage,
}

impl<'config> TailwindBuilder<'config> {
    /// Creates a new Tailwind builder.
    pub fn new(config: &'config TailwindLanguage) -> Self {
        Self { config }
    }
}

impl<'config> Builder<TailwindLanguage> for TailwindBuilder<'config> {
    fn build<'a, S: Source + ?Sized>(&self, source: &S, edits: &[TextEdit], _cache: &'a mut impl BuilderCache<TailwindLanguage>) -> oak_core::builder::BuildOutput<TailwindLanguage> {
        let parser = TailwindParser::new(*self.config);
        let lexer = TailwindLexer::new(*self.config);

        let mut cache = oak_core::parser::session::ParseSession::<TailwindLanguage>::default();
        let parse_result = oak_core::parser::parse(&parser, &lexer, source, edits, &mut cache);

        match parse_result.result {
            Ok(green_tree) => {
                let source_text = SourceText::new(source.get_text_in((0..source.length()).into()).into_owned());
                match self.build_root(green_tree, &source_text) {
                    Ok(ast_root) => OakDiagnostics { result: Ok(ast_root), diagnostics: parse_result.diagnostics },
                    Err(build_error) => {
                        let mut diagnostics = parse_result.diagnostics;
                        diagnostics.push(build_error.clone());
                        OakDiagnostics { result: Err(build_error), diagnostics }
                    }
                }
            }
            Err(parse_error) => OakDiagnostics { result: Err(parse_error), diagnostics: parse_result.diagnostics },
        }
    }
}

impl<'config> TailwindBuilder<'config> {
    /// Builds the root node.
    pub(crate) fn build_root(&self, green_tree: &GreenNode<TailwindLanguage>, _source: &SourceText) -> Result<TailwindRoot, OakError> {
        let red_root = RedNode::new(green_tree, 0);
        let span = red_root.span();
        let children = Vec::new();

        // For now, we just return an empty root with the correct span
        // Actual AST building logic can be added here later
        Ok(TailwindRoot { span: span.into(), children })
    }
}