Use thiserror

mpiannucci · Feb 20, 2023 · 68e9810 · 68e9810
1 parent 7089adb
commit 68e9810
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Showing 2 changed files with 8 additions and 16 deletions.
diff --git a/Cargo.toml b/Cargo.toml
@@ -6,4 +6,5 @@ edition = "2021"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-nom = "7"
+nom = "7"
+thiserror = "1.0"
diff --git a/src/errors.rs b/src/errors.rs
@@ -1,22 +1,13 @@
-use std::fmt::Display;
+use thiserror::Error;
 
-#[derive(Debug)]
+#[derive(Debug, Error)]
 pub enum Error {
+    #[error("Invalid Data")]
 	InvalidData,
+    #[error("Parse Error")]
 	ParseError,
+    #[error("Invalid Typecast")]
 	InvalidTypecast,
+    #[error("Not Implemented")]
 	NotImplemented,
-}
-
-impl Display for Error {
-    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
-        let message = match &self {
-            Error::InvalidData => "InvalidData",
-            Error::ParseError => "ParseError",
-            Error::InvalidTypecast => "InvalidTypecast",
-            Error::NotImplemented => "NotImplemented",
-        };
-
-        f.write_str(message)
-    }
 }