add plugin :ignore_stateless that solves ThrowTheSwitch/CMock#307

lib/cmock_generator_plugin_ignore_stateless.rb

@@ -0,0 +1,85 @@
+# ==========================================
+#   CMock Project - Automatic Mock Generation for C
+#   Copyright (c) 2007 Mike Karlesky, Mark VanderVoord, Greg Williams
+#   [Released under MIT License. Please refer to license.txt for details]
+#
+#   !!! This file is not included in the original Cmock framework !!!
+#           Adjusted copy of cmock_generator_plugin_ignore.rb
+# ==========================================
+
+class CMockGeneratorPluginIgnoreStateless
+  attr_reader :priority
+  attr_reader :config, :utils
+
+  def initialize(config, utils)
+    @config = config
+    @utils = utils
+    @priority = 2
+  end
+
+  def instance_structure(function)
+    if function[:return][:void?]
+      "  char #{function[:name]}_IgnoreBool;\n"
+    else
+      "  char #{function[:name]}_IgnoreBool;\n  #{function[:return][:type]} #{function[:name]}_FinalReturn;\n"
+    end
+  end
+
+  def mock_function_declarations(function)
+    lines = if (function[:return][:void?])
+              "#define #{function[:name]}_Ignore() #{function[:name]}_CMockIgnore()\n" +
+              "void #{function[:name]}_CMockIgnore(void);\n"
+            else
+              "#define #{function[:name]}_IgnoreAndReturn(cmock_retval) #{function[:name]}_CMockIgnoreAndReturn(__LINE__, cmock_retval)\n" +
+              "void #{function[:name]}_CMockIgnoreAndReturn(UNITY_LINE_TYPE cmock_line, #{function[:return][:str]});\n";
+            end
+
+    # Add stop ignore function. it does not matter if there are any args
+    lines << "#define #{function[:name]}_StopIgnore() #{function[:name]}_CMockStopIgnore()\n" \
+                "void #{function[:name]}_CMockStopIgnore(void);\n"
+    lines
+  end
+
+  def mock_implementation_precheck(function)
+    lines = "  if (Mock.#{function[:name]}_IgnoreBool)\n  {\n"
+    lines << "    UNITY_CLR_DETAILS();\n"
+    if function[:return][:void?]
+      lines << "    return;\n  }\n"
+    else
+      retval = function[:return].merge(:name => 'cmock_call_instance->ReturnVal')
+      lines << "    if (cmock_call_instance == NULL)\n      return Mock.#{function[:name]}_FinalReturn;\n"
+      lines << '  ' + @utils.code_assign_argument_quickly("Mock.#{function[:name]}_FinalReturn", retval) unless retval[:void?]
+      lines << "    return cmock_call_instance->ReturnVal;\n  }\n"
+    end
+    lines
+  end
+
+  # this function is adjusted
+  def mock_interfaces(function)
+    lines = ''
+    lines << if function[:return][:void?]
+               "void #{function[:name]}_CMockIgnore(void)\n{\n"
+             else
+               "void #{function[:name]}_CMockIgnoreAndReturn(UNITY_LINE_TYPE cmock_line, #{function[:return][:str]})\n{\n"
+             end
+    unless function[:return][:void?]
+      lines << "  Mock.#{function[:name]}_CallInstance = CMOCK_GUTS_NONE;\n"
+    end
+    unless function[:return][:void?]
+      lines << "  Mock.#{function[:name]}_FinalReturn = cmock_to_return;\n"
+    end
+    lines << "  Mock.#{function[:name]}_IgnoreBool = (char) 1;\n"
+    lines << "}\n\n"
+
+    lines
+  end
+
+  def mock_ignore(function)
+    "  Mock.#{function[:name]}_IgnoreBool = (char) 1;\n"
+  end
+
+  def mock_verify(function)
+    func_name = function[:name]
+    "  if (Mock.#{func_name}_IgnoreBool)\n    call_instance = CMOCK_GUTS_NONE;\n"
+  end
+end

lib/cmock_generator_utils.rb

@@ -17,6 +17,7 @@ class CMockGeneratorUtils
     @return_thru_ptr = @config.plugins.include? :return_thru_ptr
     @ignore_arg = @config.plugins.include? :ignore_arg
     @ignore = @config.plugins.include? :ignore
+    @ignore_stateless = @config.plugins.include? :ignore_stateless # added line
     @treat_as = @config.treat_as
     @helpers = helpers
   end
@@ -52,7 +53,7 @@ class CMockGeneratorUtils
     lines << "  UNITY_TEST_ASSERT_NOT_NULL(cmock_call_instance, cmock_line, CMockStringOutOfMemory);\n"
     lines << "  memset(cmock_call_instance, 0, sizeof(*cmock_call_instance));\n"
     lines << "  Mock.#{func_name}_CallInstance = CMock_Guts_MemChain(Mock.#{func_name}_CallInstance, cmock_guts_index);\n"
-    lines << "  Mock.#{func_name}_IgnoreBool = (char)0;\n" if @ignore
+    lines << "  Mock.#{func_name}_IgnoreBool = (char)0;\n" if @ignore || @ignore_stateless # altered line
     lines << "  cmock_call_instance->LineNumber = cmock_line;\n"
     lines << "  cmock_call_instance->CallOrder = ++GlobalExpectCount;\n" if @ordered && global_ordering_supported
     lines << "  cmock_call_instance->ExceptionToThrow = CEXCEPTION_NONE;\n" if @cexception