Error when parsing numbers outside of f64's range

1 files changed, 6 insertions, 0 deletions

diff --git a/src/de.rs b/src/de.rs
index bd4ead0..d5af272 100644
--- a/src/de.rs
+++ b/src/de.rs
@@ -893,6 +893,12 @@ impl<'a> Deserializer<'a> {
         }
         number.parse().map_err(|_e| {
             self.error(start, ErrorKind::NumberInvalid)
+        }).and_then(|n: f64| {
+            if n.is_finite() {
+                Ok(n)
+            } else {
+                Err(self.error(start, ErrorKind::NumberInvalid))
+            }
         })
     }