Corrected API based on suggestions and actual function

modules/vstudio/tests/vc2010/test_compile_settings.lua

@@ -1180,8 +1180,8 @@
 		]]
 	end
 
-	function suite.onCompileAsCppModuleInterface()
-		compileas 'C++ModuleInterface'
+	function suite.onCompileAsCppModule()
+		compileas 'Module'
 		prepare()
 		test.capture [[
 <ClCompile>
@@ -1193,8 +1193,8 @@
 		]]
 	end
 
-	function suite.onCompileAsCppModulePartitionImplementation()
-		compileas 'C++ModulePartitionImplementation'
+	function suite.onCompileAsCppModulePartition()
+		compileas 'ModulePartition'
 		prepare()
 		test.capture [[
 <ClCompile>
@@ -1207,7 +1207,7 @@
 	end
 
 	function suite.onCompileAsCppHeaderUnit()
-		compileas 'C++HeaderUnit'
+		compileas 'HeaderUnit'
 		prepare()
 		test.capture [[
 <ClCompile>

modules/vstudio/vs2010_vcxproj.lua

@@ -1699,11 +1699,11 @@
 			m.element("CompileAs", condition, "CompileAsC")
 		elseif p.languages.iscpp(cfg.compileas) then
 			m.element("CompileAs", condition, "CompileAsCpp")
-		elseif cfg.compileas == "C++ModuleInterface" then
+		elseif cfg.compileas == "Module" then
 			m.element("CompileAs", condition, "CompileAsCppModule")
-		elseif cfg.compileas == "C++ModulePartitionImplementation" then
+		elseif cfg.compileas == "ModulePartition" then
 			m.element("CompileAs", condition, "CompileAsCppModuleInternalPartition")
-		elseif cfg.compileas == "C++HeaderUnit" then
+		elseif cfg.compileas == "HeaderUnit" then
 			m.element("CompileAs", condition, "CompileAsHeaderUnit")
 		end
 	end

src/_premake_init.lua

@@ -185,9 +185,9 @@
 			"C++",
 			"Objective-C",
 			"Objective-C++",
-			"C++ModuleInterface",
-			"C++ModulePartitionImplementation",
-			"C++HeaderUnit"
+			"Module",
+			"ModulePartition",
+			"HeaderUnit"
 		}
 	}