# old/mod.ts
export default function greet(): void {}

# new/mod.ts
export function greet(): void {}

# output.json
{
  "modifiedModules": {
    "file:///mod.ts": {
      "modified": [
        {
          "name": "greet",
          "nameChange": {
            "old": "default",
            "new": "greet"
          },
          "isDefaultChange": {
            "old": true,
            "new": false
          }
        }
      ]
    }
  }
}
