fix: handle unterminated strings gracefully

1 files changed, 2 insertions, 2 deletions

diff --git a/src/lisp/error.rs b/src/lisp/error.rs
index a360eb2..6d28c22 100644
--- a/src/lisp/error.rs
+++ b/src/lisp/error.rs
@@ -30,9 +30,9 @@ impl ParseError {
     pub fn new(span: Span, kind: ParseErrorKind) -> Self {
         Self { span, kind }
     }
-    pub fn fmt(&self, f: &mut fmt::Formatter<'_>, text: &str) -> fmt::Result {
+    pub fn display(&self, text: &str) -> String {
         let SpanDisplay { line, col, .. } = SpanDisplay::highlight_span(self.span, text);
-        write!(f, "line {}, col {}: {}", line, col, self.kind)
+        format!("line {}, col {}: {}", line, col, self.kind)
     }
 }