From bef9e9d55308d406e0ae51bfa5e84d477d662b6a Mon Sep 17 00:00:00 2001
From: Samer Afach <info@afach.de>
Date: Thu, 31 May 2018 01:49:47 +0200
Subject: [PATCH] Fix a major error in error_code category checking
 implementations. Errors some times don't throw exceptions due to
 implementation differences.

---
 include/jwt/impl/jwt.ipp | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/include/jwt/impl/jwt.ipp b/include/jwt/impl/jwt.ipp
index 9ce3ef8..ee1a1de 100644
--- a/include/jwt/impl/jwt.ipp
+++ b/include/jwt/impl/jwt.ipp
@@ -761,7 +761,8 @@ void jwt_throw_exception(const std::error_code& ec)
 {
   const auto& cat = ec.category();
 
-  if (&cat == &theVerificationErrorCategory)
+  if (&cat == &theVerificationErrorCategory ||
+      std::string(cat.name()) == std::string(theVerificationErrorCategory.name()))
   {
     switch (static_cast<VerificationErrc>(ec.value()))
     {
@@ -810,7 +811,8 @@ void jwt_throw_exception(const std::error_code& ec)
     };
   }
 
-  if (&cat == &theDecodeErrorCategory)
+  if (&cat == &theDecodeErrorCategory ||
+      std::string(cat.name()) == std::string(theDecodeErrorCategory.name()))
   {
     switch (static_cast<DecodeErrc>(ec.value()))
     {
@@ -836,7 +838,8 @@ void jwt_throw_exception(const std::error_code& ec)
     assert (0 && "Unknown error code");
   }
 
-  if (&cat == &theAlgorithmErrCategory)
+  if (&cat == &theAlgorithmErrCategory ||
+      std::string(cat.name()) == std::string(theAlgorithmErrCategory.name()))
   {
     switch (static_cast<AlgorithmErrc>(ec.value()))
     {