Fix revert issues

include/xrpl/protocol/Asset.h

@@ -84,6 +84,12 @@ public:
         return holds<Issue>() && get<Issue>().native();
     }
 
+    bool
+    integral() const
+    {
+        return !holds<Issue>() || get<Issue>().native();
+    }
+
     friend constexpr bool
     operator==(Asset const& lhs, Asset const& rhs);
 

include/xrpl/protocol/STAmount.h

@@ -157,6 +157,9 @@ public:
     int
     exponent() const noexcept;
 
+    bool
+    integral() const noexcept;
+
     bool
     native() const noexcept;
 
@@ -437,6 +440,12 @@ STAmount::exponent() const noexcept
     return mOffset;
 }
 
+inline bool
+STAmount::integral() const noexcept
+{
+    return mAsset.integral();
+}
+
 inline bool
 STAmount::native() const noexcept
 {