DEBUG: Error
    at new JS_Parse_Error (/usr/local/lib/node_modules/uglify-js/lib/parse-js.js:260:22)
    at js_error (/usr/local/lib/node_modules/uglify-js/lib/parse-js.js:268:15)
    at croak (/usr/local/lib/node_modules/uglify-js/lib/parse-js.js:717:17)
    at token_error (/usr/local/lib/node_modules/uglify-js/lib/parse-js.js:724:17)
    at unexpected (/usr/local/lib/node_modules/uglify-js/lib/parse-js.js:730:17)
    at as_name (/usr/local/lib/node_modules/uglify-js/lib/parse-js.js:1162:25)
    at as_property_name (/usr/local/lib/node_modules/uglify-js/lib/parse-js.js:1151:24)
    at object_ (/usr/local/lib/node_modules/uglify-js/lib/parse-js.js:1133:36)
    at /usr/local/lib/node_modules/uglify-js/lib/parse-js.js:1089:51
    at maybe_unary (/usr/local/lib/node_modules/uglify-js/lib/parse-js.js:1188:27)
DEBUG: { message: 'Unexpected token: punc (()',
  line: 1,
  col: 96685,
  pos: 96685,
  stack: 'Error\n    at new JS_Parse_Error (/usr/local/lib/node_modules/uglify-js/lib/parse-js.js:260:22)\n    at js_error (/usr/local/lib/node_modules/uglify-js/lib/parse-js.js:268:15)\n    at croak (/usr/local/lib/node_modules/uglify-js/lib/parse-js.js:717:17)\n    at token_error (/usr/local/lib/node_modules/uglify-js/lib/parse-js.js:724:17)\n    at unexpected (/usr/local/lib/node_modules/uglify-js/lib/parse-js.js:730:17)\n    at as_name (/usr/local/lib/node_modules/uglify-js/lib/parse-js.js:1162:25)\n    at as_property_name (/usr/local/lib/node_modules/uglify-js/lib/parse-js.js:1151:24)\n    at object_ (/usr/local/lib/node_modules/uglify-js/lib/parse-js.js:1133:36)\n    at /usr/local/lib/node_modules/uglify-js/lib/parse-js.js:1089:51\n    at maybe_unary (/usr/local/lib/node_modules/uglify-js/lib/parse-js.js:1188:27)' }
DEBUG: {"message":"Unexpected token: punc (()","line":1,"col":96685,"pos":96685,"stack":"Error\n    at new JS_Parse_Error (/usr/local/lib/node_modules/uglify-js/lib/parse-js.js:260:22)\n    at js_error (/usr/local/lib/node_modules/uglify-js/lib/parse-js.js:268:15)\n    at croak (/usr/local/lib/node_modules/uglify-js/lib/parse-js.js:717:17)\n    at token_error (/usr/local/lib/node_modules/uglify-js/lib/parse-js.js:724:17)\n    at unexpected (/usr/local/lib/node_modules/uglify-js/lib/parse-js.js:730:17)\n    at as_name (/usr/local/lib/node_modules/uglify-js/lib/parse-js.js:1162:25)\n    at as_property_name (/usr/local/lib/node_modules/uglify-js/lib/parse-js.js:1151:24)\n    at object_ (/usr/local/lib/node_modules/uglify-js/lib/parse-js.js:1133:36)\n    at /usr/local/lib/node_modules/uglify-js/lib/parse-js.js:1089:51\n    at maybe_unary (/usr/local/lib/node_modules/uglify-js/lib/parse-js.js:1188:27)"}