denoland-deno/tests/specs/task/description/deno.json

{
  "tasks": {
    "echo_emoji": {
      "description": "This is some task",
      "command": "echo 1"
    },
    "multiline_description": {
      "description": "This is a multiline\ndescription",
      "command": "echo 2"
    }
  }
}