Implement fmt::Display for Error

Replaces the todo!() stub. InvalidFloatLiteral and InvalidIntegerLiteral now also take the original
string.

1 files changed, 10 insertions, 6 deletions

diff --git a/compiler/src/ast/parser.rs b/compiler/src/ast/parser.rs
index 83e48b8..263e5b7 100644
--- a/compiler/src/ast/parser.rs
+++ b/compiler/src/ast/parser.rs
@@ -12,13 +12,17 @@ fn parse_number(number: &str) -> Result<Atom, Error> {
     let is_float = number.bytes().any(|b| matches!(b, b'.' | b'e' | b'E'))
         || matches!(number, "inf" | "+inf" | "-inf" | "nan");
 
-    let atom = if is_float {
-        Atom::Float(number.parse()?)
+    if is_float {
+        match number.parse() {
+            Ok(ok) => Ok(Atom::Float(ok)),
+            Err(err) => Err(Error::InvalidFloatLiteral(number.into(), err)),
+        }
     } else {
-        Atom::Integer(number.parse()?)
-    };
-
-    Ok(atom)
+        match number.parse() {
+            Ok(ok) => Ok(Atom::Integer(ok)),
+            Err(err) => Err(Error::InvalidIntegerLiteral(number.into(), err)),
+        }
+    }
 }
 
 fn parse_string(string: &str) -> Result<Atom, Error> {