# old/mod.ts
/** A function */
export function foo() {}

# new/mod.ts
/**
 * A function
 * @deprecated Use bar instead
 */
export function foo() {}

# output.json
{
  "modifiedModules": {
    "file:///mod.ts": {
      "modified": [
        {
          "name": "foo",
          "declarations": {
            "modified": [
              {
                "kind": "function",
                "jsDocChanges": {
                  "tagsChange": {
                    "added": [
                      {
                        "kind": "deprecated",
                        "doc": "Use bar instead"
                      }
                    ]
                  }
                }
              }
            ]
          }
        }
      ]
    }
  }
}
