/Users/dchen/workspace/gnss-lib/node_modules/mathjs/lib/function/utils/typeof.js:98
exports.createDeprecatedTypeof = createDeprecatedTypeof;mber';
                                                            ^^

SyntaxError: Invalid or unexpected token
    at createScript (vm.js:80:10)
    at Object.runInThisContext (vm.js:139:10)
    at Module._compile (module.js:607:28)
    at Object.Module._extensions..js (module.js:654:10)
    at Module.load (module.js:556:32)
    at tryModuleLoad (module.js:499:12)
    at Function.Module._load (module.js:491:3)
    at Module.require (module.js:587:17)
    at require (internal/module.js:11:18)
    at Object.<anonymous> (/Users/dchen/workspace/gnss-lib/node_modules/mathjs/lib/function/utils/index.js:3:230)