//! The Dust library is used to parse, format and run dust source code.
//!
//! See the [interpret] module for more information.
pub use crate::{
    abstract_tree::*, built_in_functions::BuiltInFunction, error::*, interpret::*, value::*,
};

pub use tree_sitter::Node as SyntaxNode;

mod abstract_tree;
pub mod built_in_functions;
mod error;
mod interpret;
mod value;

use tree_sitter::Language;

extern "C" {
    fn tree_sitter_dust() -> Language;
}

/// Get the tree-sitter [Language][] for this grammar.
///
/// [Language]: https://docs.rs/tree-sitter/*/tree_sitter/struct.Language.html
pub fn language() -> Language {
    unsafe { tree_sitter_dust() }
}

#[cfg(test)]
mod tests {
    #[test]
    fn test_can_load_grammar() {
        let mut parser = tree_sitter::Parser::new();
        parser
            .set_language(super::language())
            .expect("Error loading dust language");
    }
}