fix: 屏蔽test和sample的未使用变量warning (#54)

CMakeLists.txt

@@ -37,6 +37,9 @@ if (BUILD_SAMPLE)
     )
     add_executable(sample ${sample_src})
     target_link_libraries(sample meojson)
+    if(NOT (CMAKE_CXX_COMPILER_ID STREQUAL "MSVC" OR CMAKE_CXX_COMPILER_FRONTEND_VARIANT STREQUAL "MSVC"))
+        target_compile_options(sample PRIVATE -Wno-unused-variable -Wno-unused-but-set-variable)
+    endif()
 
     source_group(TREE ${CMAKE_CURRENT_SOURCE_DIR} FILES ${json_headers})
     source_group(TREE ${CMAKE_CURRENT_SOURCE_DIR} FILES ${sample_src})
@@ -50,6 +53,9 @@ if (BUILD_TESTING)
     )
     add_executable(testing ${testing_src})
     target_link_libraries(testing meojson)
+    if(NOT (CMAKE_CXX_COMPILER_ID STREQUAL "MSVC" OR CMAKE_CXX_COMPILER_FRONTEND_VARIANT STREQUAL "MSVC"))
+        target_compile_options(testing PRIVATE -Wno-unused-variable -Wno-unused-but-set-variable)
+    endif()
 
     source_group(TREE ${CMAKE_CURRENT_SOURCE_DIR} FILES ${json_headers})
     source_group(TREE ${CMAKE_CURRENT_SOURCE_DIR} FILES ${testing_src})