Method visit_expr

crates/codegen/src/symboltable.rs:325–333

(&mut self, expr: &ast::Expr)

    struct AwaitFinder(bool);
    impl ast::visitor::Visitor<'_> for AwaitFinder {
        fn visit_expr(&mut self, expr: &ast::Expr) {
            if !self.0 {
                if matches!(expr, ast::Expr::Await(_)) {
                    self.0 = true;
                } else {
                    ast::visitor::walk_expr(self, expr);
                }
            }
        }
    }
    let mut finder = AwaitFinder(false);
    finder.visit_expr(expr);