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Title

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runWhen([{
  changedFiles: () => Promise.resolve(['app/index.js', 'app/components/header.jsx']),
  glob: ['app/components/**'],
  task(paths) {}
}])

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const subprocess = exec(command, {
  env: {...process.env, FORCE_COLOR: true}
});

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const subprocess = exec(command);

subprocess.stdout.pipe(process.stdout);
subprocess.stderr.pipe(process.stdout);

subprocess.on('exit', code => process.exit(code));

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// Inline await to get the the user changed files
const filesToMatch = changedFiles ? await changedFiles() : files;

// Example of a test
test('should run command if glob files matches', async () => {
  await modifyFixtures();
  const {stdout} = await run(`'["__fixtures__/**"]' 'echo fixtures changed'`);

  expect(stdout.trim()).toEqual('fixtures changed');
  await restoreFixtures();

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install: 
  - git clone https://github.com/$TRAVIS_REPO_SLUG.git $TRAVIS_REPO_SLUG
  - cd $TRAVIS_REPO_SLUG
  - git checkout -qf $TRAVIS_COMMIT

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const {2: serializedGlob = "['**']", 3: command} = process.argv;

console.log(serializedGlob, command)

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const {promisify} = require('util');
const exec = promisify(require('child_process').exec);

exec('git diff --name-only origin/master').then(({stdout}) => console.log(stdout))

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import runWhen from 'run-when';

runWhen([
  {
    glob: ['app/components/index.js', 'app/__tests__/**'],
    task(paths) {
      console.log('This will be called!');
    }
  },
  {

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class ImgDimensions extends React.Component {
  state = {width: 0, height: 0, errored: false};

  constructor() {
    this.onLoad = this.onLoad.bind(this);
    this.onError = this.onError.bind(this);
  }

  onLoad({target: {height, width}}) {
    this.setState({width, height});