add RequireExplicitMappingPrimitive config

Author: DocSvartz

src/Mapster/Adapters/PrimitiveAdapter.cs

@@ -18,6 +18,8 @@ protected override bool CanMap(PreCompileArgument arg)
 
         protected override Expression CreateExpressionBody(Expression source, Expression? destination, CompileArgument arg)
         {
+            if (arg.SourceType != arg.DestinationType && arg.Context.Config.RequireExplicitMappingPrimitive && !arg.ExplicitMapping)
+                throw new InvalidOperationException("Implicit mapping is not allowed (check GlobalSettings.RequireExplicitMapping) and no configuration exists");
 
             if (arg.Settings.MapToTargetPrimitive == true)
             {

src/Mapster/TypeAdapterConfig.cs

@@ -82,6 +82,7 @@ private static List<TypeAdapterRule> CreateRuleTemplate()
 
         public bool RequireDestinationMemberSource { get; set; }
         public bool RequireExplicitMapping { get; set; }
+        public bool RequireExplicitMappingPrimitive { get; set; }
         public bool AllowImplicitDestinationInheritance { get; set; }
         public bool AllowImplicitSourceInheritance { get; set; } = true;
         public bool SelfContainedCodeGeneration { get; set; }
@@ -495,7 +496,7 @@ private LambdaExpression CreateMapInvokeExpression(Type sourceType, Type destina
 
         internal Expression CreateMapInvokeExpressionBody(Type sourceType, Type destinationType, Expression p)
         {
-            if (RequireExplicitMapping)
+            if (RequireExplicitMapping || RequireExplicitMappingPrimitive)
             {
                 var key = new TypeTuple(sourceType, destinationType);
                 _mapDict[key] = Compiler(CreateMapExpression(key, MapType.Map));
@@ -518,7 +519,7 @@ internal Expression CreateMapInvokeExpressionBody(Type sourceType, Type destinat
 
         internal Expression CreateMapToTargetInvokeExpressionBody(Type sourceType, Type destinationType, Expression p1, Expression p2)
         {
-            if (RequireExplicitMapping)
+            if (RequireExplicitMapping || RequireExplicitMappingPrimitive)
             {
                 var key = new TypeTuple(sourceType, destinationType);
                 _mapToTargetDict[key] = Compiler(CreateMapExpression(key, MapType.MapToTarget));