Failure to build using the spread operator is unique to the Travis CI environment

I encountered an issue when running the build command npm run build locally for my website. However, on Travis CI, it fails with the following error:

> node scripts/build.js
/home/travis/build/PatrickDuncan/patrickduncan.github.io/node_modules/@hapi/hoek/lib/deep-equal.js:39
    options = { prototype: true, ...options };
                                 ^^^
SyntaxError: Unexpected token ...
    at createScript (vm.js:56:10)
    at Object.runInThisContext (vm.js:97:10)
    at Module._compile (module.js:549:28)
    at Object.Module._extensions..js (module.js:586:10)
    at Module.load (module.js:494:32)
    at tryModuleLoad (module.js:453:12)
    at Function.Module._load (module.js:445:3)
    at Module.require (module.js:504:17)
    at require (internal/module.js:20:19)
    at Object.<anonymous> (/home/travis/build/PatrickDuncan/patrickduncan.github.io/node_modules/@hapi/hoek/lib/index.js:9:19)
    at Module._compile (module.js:577:32)
    at Object.Module._extensions..js (module.js:586:10)
    at Module.load (module.js:494:32)
    at tryModuleLoad (module.js:453:12)
    at Function.Module._load (module.js:445:3)
    at Module.require (module.js:504:17)

I have checked my package.json file and I have included babel-preset-stage-3. I am unsure why this issue is occurring as there are no extraneous packages installed.

Here is a snippet from my package.json file:

{
  // Contents of package.json file
}

System Information:

Node Version: v10.15.1

NPM Version: v6.4.1

javascriptnpmbabeljscreate-react-app

Answer №1

node_js:
     - "lts/*"

To fix the issue, update your node version in the configuration file (`.travis.yml`) to use the latest LTS version.

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