Let errors be compared

Zibi Braniecki · Zibi Braniecki · commit e06d91073189 · 2018-08-29T19:27:47.000-07:00
diff --git a/fluent-syntax/src/parser/errors/list.rs b/fluent-syntax/src/parser/errors/list.rs
@@ -1,4 +1,4 @@
-#[derive(Debug)]
+#[derive(Debug, PartialEq)]
 pub struct ParserError {
     pub info: Option<ErrorInfo>,
     pub kind: ErrorKind,
