From 4b85d229236b82f1a5cfdc5a8681a0b0831b541c Mon Sep 17 00:00:00 2001
From: Bruno BELANYI <bruno@belanyi.fr>
Date: Mon, 23 Aug 2021 16:30:10 +0200
Subject: [PATCH] abacus: bignum: add operator bool

---
 src/bignum/bignum.hh | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/bignum/bignum.hh b/src/bignum/bignum.hh
index 1880af0..c75e042 100644
--- a/src/bignum/bignum.hh
+++ b/src/bignum/bignum.hh
@@ -115,6 +115,10 @@ public:
         return !(lhs < rhs);
     }
 
+    explicit operator bool() {
+        return !is_zero();
+    }
+
     bool is_zero() const;
     bool is_positive() const;
     bool is_negative() const;