mg/rlox
1
0
Fork 0
mirror of https://github.com/MorizzG/rlox.git synced 2025-12-06 04:12:42 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions

Lox Interpreter done (Chapter 13)

Browse source
This commit is contained in:
Moritz Gmeiner 2023-01-28 14:19:12 +01:00
commit 719a014977
16 changed files with 707 additions and 196 deletions
Download patch file Download diff file Expand all files Collapse all files

12
interpreter/src/error.rs
View file

@ -1,10 +1,12 @@
use std::rc::Rc;
use itertools::Itertools;
use rlox2_frontend::lexer::LexerError;
use rlox2_frontend::parser::{BinaryOp, ParserError, UnaryOp};
use thiserror::Error;
use crate::ResolverError;
use crate::Value;
use crate::{LoxClass, ResolverError};
#[derive(Error, Debug)]
pub enum RuntimeError {
@ -30,6 +32,14 @@ pub enum RuntimeError {
Return { value: Value },
#[error("Exit with exit code {exit_code}")]
Exit { exit_code: i32 },
#[error("Only objects have attributes")]
InvalidGetTarget,
#[error("Only objects have attributes")]
InvalidSetTarget,
#[error("Class {0} has no property {name}", class.name())]
UndefinedAttribute { class: Rc<LoxClass>, name: String },
#[error("{value} is not a valid superclass")]
InvalidSuperclass { value: Value },
}
#[derive(Error, Debug)]