{
  "name": "tac",
  "description": "Concatenate and print files in reverse",
  "parserDirectives": {
    "optionsMustPrecedeArgs": true
  },
  "options": [
    {
      "names": [
        "--help"
      ],
      "description": "Display this help and exit"
    },
    {
      "names": [
        "--before",
        "-b"
      ],
      "description": "Attach the separator before instead of after"
    },
    {
      "names": [
        "--regex",
        "-r"
      ],
      "description": "Interpret the separator as a regular expression"
    },
    {
      "names": [
        "--separator",
        "-s"
      ],
      "description": "Use STRING as the separator instead of newline",
      "args": [
        {
          "name": "STRING"
        }
      ]
    },
    {
      "names": [
        "--version"
      ],
      "description": "Output version information and exit"
    }
  ],
  "args": [
    {
      "name": "FILE",
      "template": "filepaths"
    }
  ]
}