code: function createIconFiles(srcFile, dest) {
    const thisTaskName = swlog.logSubStart('create icon files');
  
    return new Promise(resolve => {
      const exportArtboardsOptions = [
        'export',
        'artboards',
        srcFile,
        `--formats=${options.iconFormats.join(',')}`,
        '--include-symbols=NO',
        '--save-for-web=YES',
        `--output=${dest}`
      ];
  
      const outputStr = sketchtoolExec(exportArtboardsOptions.join(' '));
      resolve(outputStr);
    })
    .then(output => {
      options.iconFormats.forEach(format => {
        const regex = new RegExp(`\\.${format}`, 'g');
        const count = (output.match(regex) || []).length;
        swlog.logTaskAction('Created', `${count} ${format.toUpperCase()} files`);
      })
  
      swlog.logSubEnd(thisTaskName);
  
      if (options.iconFormats.indexOf('svg') !== -1) {
        return optimizeSVGs(dest);
      }
    });
  }
docs: Create the svg files form sketch layers
  @see {@link https://developer.sketchapp.com/reference/api/#export}
  @param {String} srcFile - The sketch file
  @param {String} dest - The destination
  @returns {Promise}