serene-rust-implementation/src/types/core.rs

26 lines
921 B
Rust

/** Serene --- Yet an other Lisp
*
* Copyright (c) 2020 Sameer Rahmani <lxsameer@gnu.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
use crate::namespace::Namespace;
use inkwell::values::PointerValue;
pub type ExprResult<'a> = Result<PointerValue<'a>, String>;
pub trait Expression<'a> {
fn eval();
fn code_gen(&self, ns: &Namespace) -> ExprResult<'a>;
}