denoland-deno/tests/specs/fmt/default_ts/__test__.jsonc

{
  "tempDir": true,
  "tests": {
    "stdin": {
      "args": "fmt -",
      "input": "const x: string = \"foo\";",
      "output": "const x: string = \"foo\";\n"
    },
    "ext_flag": {
      "args": "fmt --ext=ts as_ts.js",
      "output": "Checked 1 file\n"
    },
    "extensionless": {
      "args": "fmt extensionless",
      "output": "Checked 1 file\n"
    }
  }
}