From 6c1408565ec1550db3bb4efac24bfb65df864fa8 Mon Sep 17 00:00:00 2001
From: levlam <levlam@telegram.org>
Date: Fri, 10 Aug 2018 02:36:05 +0300
Subject: [PATCH] Add BigNum to stringBuilder output operator.

GitOrigin-RevId: 6ba1beeccb1849a163e3e0cfc978d573f80a9dae
---
 tdutils/td/utils/BigNum.cpp | 4 ++++
 tdutils/td/utils/BigNum.h   | 3 +++
 2 files changed, 7 insertions(+)

diff --git a/tdutils/td/utils/BigNum.cpp b/tdutils/td/utils/BigNum.cpp
index 2b633143..6c48bcea 100644
--- a/tdutils/td/utils/BigNum.cpp
+++ b/tdutils/td/utils/BigNum.cpp
@@ -254,5 +254,9 @@ int BigNum::compare(const BigNum &a, const BigNum &b) {
   return BN_cmp(a.impl_->big_num, b.impl_->big_num);
 }
 
+StringBuilder &operator<<(StringBuilder &sb, const BigNum &bn) {
+  return sb << bn.to_decimal();
+}
+
 }  // namespace td
 #endif
diff --git a/tdutils/td/utils/BigNum.h b/tdutils/td/utils/BigNum.h
index a94b1617..8a1bc8c2 100644
--- a/tdutils/td/utils/BigNum.h
+++ b/tdutils/td/utils/BigNum.h
@@ -12,6 +12,7 @@
 
 #include "td/utils/Slice.h"
 #include "td/utils/Status.h"
+#include "td/utils/StringBuilder.h"
 
 namespace td {
 
@@ -106,6 +107,8 @@ class BigNum {
   explicit BigNum(unique_ptr<Impl> &&impl);
 };
 
+StringBuilder &operator<<(StringBuilder &sb, const BigNum &bn);
+
 }  // namespace td
 
 #endif