thiserror

Cargo.lock

@@ -1416,18 +1416,18 @@ dependencies = [
 
 [[package]]
 name = "thiserror"
-version = "1.0.31"
+version = "1.0.32"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bd829fe32373d27f76265620b5309d0340cb8550f523c1dda251d6298069069a"
+checksum = "f5f6586b7f764adc0231f4c79be7b920e766bb2f3e51b3661cdb263828f19994"
 dependencies = [
  "thiserror-impl",
 ]
 
 [[package]]
 name = "thiserror-impl"
-version = "1.0.31"
+version = "1.0.32"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0396bc89e626244658bef819e22d0cc459e795a5ebe878e6ec336d1674a8d79a"
+checksum = "12bafc5b54507e0149cdf1b145a5d80ab80a90bcd9275df43d4fff68460f6c21"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -1738,6 +1738,7 @@ dependencies = [
  "logos",
  "ordered-float",
  "rustyline",
+ "thiserror",
 ]
 
 [[package]]

Cargo.toml

@@ -12,3 +12,4 @@ eframe = "*"
 logos = "*"
 ordered-float = "3.0"
 rustyline = "10.0"
+thiserror = "1.0"

src/error.rs

@@ -1,10 +1,11 @@
 use crate::syntax::lexer::Token;
 use ariadne::{Color, Fmt, Label, Report, ReportKind, Source};
 use chumsky::error::{Simple, SimpleReason};
-use std::fmt::Display;
+use thiserror::Error;
 
-#[derive(Debug, Clone)]
+#[derive(Debug, Error, Clone)]
 pub enum Error<'a> {
+    #[error("parse error: {0:?}")]
     Parse(Simple<Token<'a>>),
 }
 
@@ -73,13 +74,3 @@ impl<'a> Error<'a> {
         }
     }
 }
-
-impl<'a> Display for Error<'a> {
-    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
-        match self {
-            Error::Parse(e) => write!(f, "{e:?}"),
-        }
-    }
-}
-
-impl<'a> std::error::Error for Error<'a> {}