From e5ba11332ffc0ffcddbcdb327123b23c37c77f8a Mon Sep 17 00:00:00 2001
From: Jim Blandy <jimb@red-bean.com>
Date: Tue, 14 Sep 2021 17:04:16 -0700
Subject: [PATCH] Correctly recognize defined spans.

Without this change, the `to_range` method method returns `None` even when spans
are enabled.
---
 src/span.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/span.rs b/src/span.rs
index 3421c35f0a..2324b5b8b5 100644
--- a/src/span.rs
+++ b/src/span.rs
@@ -54,7 +54,7 @@ impl Span {
 
     /// Check wether `self` was defined or is a default/unknown span
     fn is_defined(&self) -> bool {
-        *self == Self::default()
+        *self != Self::default()
     }
 }