composer.json

{
  "name": "viest/xlswriter",
  "type": "php-ext",
  "license": "BSD-2-Clause",
  "description": "xlswriter is a PHP C Extension that can be used to write text, numbers, formulas and hyperlinks to multiple worksheets in an Excel 2007+ XLSX file.",
  "require": {
    "php": ">= 7.0"
  },
  "php-ext": {
    "extension-name": "xlswriter",
    "configure-options": [
      {
        "name": "enable-reader",
        "description": "Enable reader support"
      }
    ]
  }
}