fix: enable exceptions on MacOS

Author: aminya

binding.gyp

@@ -116,6 +116,8 @@
                   '-Wno-unused-parameter',
                   '-Wno-missing-field-initializers',
                 ],
+                'GCC_ENABLE_CPP_EXCEPTIONS': 'YES',
+                'GCC_ENABLE_EXCEPTIONS': 'YES'
               },
             }],
 
@@ -200,6 +202,8 @@
                 'DEPLOYMENT_POSTPROCESSING': 'YES',
                 'GCC_SYMBOLS_PRIVATE_EXTERN': 'YES',
                 'DEAD_CODE_STRIPPING': 'YES',
+                'GCC_ENABLE_CPP_EXCEPTIONS': 'YES',
+                'GCC_ENABLE_EXCEPTIONS': 'YES'
               },
             }],