use erg_common::config::ErgConfig;
use erg_common::traits::Runnable;
use erg_common::Str;
use crate::ast::AST;
use crate::desugar::Desugarer;
use crate::error::ParserRunnerErrors;
use crate::parse::ParserRunner;
pub struct ASTBuilder {
runner: ParserRunner,
}
impl ASTBuilder {
pub fn new(cfg: ErgConfig) -> Self {
Self {
runner: ParserRunner::new(cfg),
}
}
pub fn build(&mut self, src: String) -> Result<AST, ParserRunnerErrors> {
let module = self.runner.parse(src)?;
let mut desugarer = Desugarer::new();
let module = desugarer.desugar(module);
let mut desugarer = Desugarer::new();
let module = desugarer.desugar(module);
let ast = AST::new(Str::rc(self.runner.cfg().input.filename()), module);
Ok(ast)
}
}