Added ability to rename classes and modules

README.md

@@ -306,7 +306,7 @@ The term 'anyoli' means 'green' in the Maasai language, thus naming 'anyolite'.
 #### Features
 
 * [X] Support for enums
-* [ ] Ability to rename classes and modules
+* [X] Ability to rename classes and modules
 
 #### Usability
 

examples/test.rb

@@ -13,7 +13,7 @@
 a.x = 123
 puts "Value getter returns #{a.x}"
 
-ts = TestModule::TestStruct.new
+ts = TestModule::TestStructRenamed.new
 puts "Struct value: #{ts.value}"
 puts "Struct test: #{ts.test.x}"
 
@@ -37,7 +37,7 @@
 puts TestModule::Test.without_keywords(12)
 
 # The absolute, ultimate and ridiculously complicated nesting test
-TestModule::Test::UnderTest::DeepUnderTest::VeryDeepUnderTest.new.nested_test
+TestModule::Test::UnderTestRenamed::DeepUnderTest::VeryDeepUnderTest.new.nested_test
 
 struct_test_var = TestModule::Test::DeepTestStruct.new
 puts "Struct test var: #{struct_test_var}"

src/MrbWrap.cr

@@ -254,6 +254,12 @@ module MrbWrap
   # to the second argument if wrapped.
   annotation RenameConstant; end
 
+  # Renames the class to the first argument if wrapped.
+  annotation RenameClass; end
+
+  # Renames the module to the first argument if wrapped.
+  annotation RenameModule; end
+
   # Wraps all arguments of the function to positional arguments.
   annotation WrapWithoutKeywords; end
 
@@ -287,7 +293,13 @@ module MrbWrap
       {% puts ">>> Going into class #{crystal_class} under #{under}\n\n" %}
     {% end %}
 
-    MrbWrap.wrap_class({{mrb_state}}, {{crystal_class.resolve}}, "{{crystal_class.names.last}}", under: {{under}})
+    {% if crystal_class.resolve.annotation(MrbWrap::RenameClass) %}
+      {% actual_name = crystal_class.resolve.annotation(MrbWrap::RenameClass)[0] %}
+    {% else %}
+      {% actual_name = crystal_class.names.last.stringify %}
+    {% end %}
+
+    MrbWrap.wrap_class({{mrb_state}}, {{crystal_class.resolve}}, {{actual_name}}, under: {{under}})
 
     MrbMacro.wrap_all_instance_methods({{mrb_state}}, {{crystal_class}}, {{instance_method_exclusions}}, {{verbose}}, context: {{under}}, use_enum_constructor: {{use_enum_constructor}})
     MrbMacro.wrap_all_class_methods({{mrb_state}}, {{crystal_class}}, {{class_method_exclusions}}, {{verbose}}, context: {{under}})
@@ -312,7 +324,13 @@ module MrbWrap
       {% puts ">>> Going into module #{crystal_module} under #{under}\n\n" %}
     {% end %}
 
-    MrbWrap.wrap_module({{mrb_state}}, {{crystal_module.resolve}}, "{{crystal_module.names.last}}", under: {{under}})
+    {% if crystal_module.resolve.annotation(MrbWrap::RenameModule) %}
+      {% actual_name = crystal_module.resolve.annotation(MrbWrap::RenameModule)[0] %}
+    {% else %}
+      {% actual_name = crystal_module.names.last.stringify %}
+    {% end %}
+
+    MrbWrap.wrap_module({{mrb_state}}, {{crystal_module.resolve}}, {{actual_name}}, under: {{under}})
     MrbMacro.wrap_all_class_methods({{mrb_state}}, {{crystal_module}}, {{class_method_exclusions}}, {{verbose}}, context: {{under}})
     MrbMacro.wrap_all_constants({{mrb_state}}, {{crystal_module}}, {{constant_exclusions}}, {{verbose}})
   end

test.cr

@@ -5,6 +5,7 @@ module SomeModule
     puts "#{str} and #{int}"
   end
 
+  @[MrbWrap::RenameClass("TestStructRenamed")]
   struct TestStruct
     property value : Int32 = -123
     property test : Test = Test.new(-234)
@@ -23,6 +24,7 @@ module SomeModule
   @[MrbWrap::SpecializeInstanceMethod(method_with_various_args, nil)]
   class Test
 
+    @[MrbWrap::RenameClass("UnderTestRenamed")]
     class UnderTest
       module DeepUnderTest
         class VeryDeepUnderTest