Closes #543 Add generate option for data mapping classes

src/EntityFrameworkCore.Generator.Core/CodeGenerator.cs

@@ -90,6 +90,9 @@ private void GenerateQueryExtensions(EntityContext entityContext)
 
     private void GenerateMappingClasses(EntityContext entityContext)
     {
+        if (!Options.Data.Mapping.Generate)
+            return;
+
         foreach (var entity in entityContext.Entities)
         {
             Options.Variables.Set(entity);

src/EntityFrameworkCore.Generator.Core/OptionMapper.cs

@@ -143,6 +143,7 @@ private static void MapMapping(MappingClassOptions option, MappingClass mapping)
     {
         MapClassBase(option, mapping);
 
+        option.Generate = mapping.Generate;
         option.Temporal = mapping.Temporal;
         option.RowVersion = mapping.RowVersion;
     }

src/EntityFrameworkCore.Generator.Core/Options/MappingClassOptions.cs

@@ -17,8 +17,18 @@ public MappingClassOptions(VariableDictionary variables, string prefix)
         Namespace = "{Project.Namespace}.Data.Mapping";
         Directory = @"{Project.Directory}\Data\Mapping";
         Name = "{Entity.Name}Map";
+
+        Generate = true;
     }
 
+    /// <summary>
+    /// Gets or sets a value indicating whether this option is generated.
+    /// </summary>
+    /// <value>
+    ///   <c>true</c> to generate; otherwise, <c>false</c>.
+    /// </value>
+    public bool Generate { get; set; }
+
     /// <summary>
     /// Gets or sets if temporal table mapping is enabled. Default true
     /// </summary>

src/EntityFrameworkCore.Generator.Core/Serialization/MappingClass.cs

@@ -19,6 +19,15 @@ public MappingClass()
         Name = "{Entity.Name}Map";
     }
 
+    /// <summary>
+    /// Gets or sets a value indicating whether this option is generated.
+    /// </summary>
+    /// <value>
+    ///   <c>true</c> to generate; otherwise, <c>false</c>.
+    /// </value>
+    [DefaultValue(true)]
+    public bool Generate { get; set; } = true;
+
     /// <summary>
     /// Gets or sets if temporal table mapping is enabled. Default true
     /// </summary>

test/EntityFrameworkCore.Generator.Core.Tests/Options/full.yaml

@@ -40,6 +40,7 @@ data:
       properties:
         - ^{Table.Name}(?=Id|Name)
   mapping:
+    generate: true
     namespace: '{Project.Namespace}.Data.Mapping'   
     directory: '{Project.Directory}\Data\Mapping'   
     document: false