old_contents: {
    "targets": [
      {
        "target_name": "<(module_name)",
        "sources": [ "<(module_name).cc" ],
        'product_dir': '<(module_path)',
        'include_dirs': ["../../node_modules/node-addon-api/"],
        'cflags!': [ '-fno-exceptions' ],
        'cflags_cc!': [ '-fno-exceptions' ],
        "xcode_settings": {
          'GCC_ENABLE_CPP_EXCEPTIONS': 'YES',
          "CLANG_CXX_LIBRARY": "libc++"
        }
       }
    ]
  }
  
new_contents: {
    "targets": [
      {
        "target_name": "<(module_name)",
        "sources": [ "<(module_name).cc" ],
        'product_dir': '<(module_path)',
        'include_dirs': ["../../node_modules/node-addon-api/"],
        'cflags!': [ '-fno-exceptions' ],
        'cflags_cc!': [ '-fno-exceptions' ],
        "xcode_settings": {
          'GCC_ENABLE_CPP_EXCEPTIONS': 'YES',
          "CLANG_CXX_LIBRARY": "libc++"
        },
        'msvs_settings': {
          'VCCLCompilerTool': { 'ExceptionHandling': 1 },
        }
       }
    ]
  }
  
subject: fix windows builds?