# old/mod.ts
export interface Widget {
  get label(): string;
  set label(value: string);

  get count(): number;

  get removedAccessor(): boolean;
  set removedAccessor(value: boolean);
}

# new/mod.ts
export interface Widget {
  get label(): number;
  set label(value: number);

  get count(): number;
  set count(value: number);
}

# output.json
{
  "modifiedModules": {
    "file:///mod.ts": {
      "modified": [
        {
          "name": "Widget",
          "declarations": {
            "modified": [
              {
                "kind": "interface",
                "defChanges": {
                  "type": "interface",
                  "methodChanges": {
                    "added": [
                      {
                        "name": "count",
                        "kind": "setter",
                        "location": {
                          "filename": "file:///mod.ts",
                          "line": 5,
                          "col": 2,
                          "byteIndex": 103
                        },
                        "params": [
                          {
                            "kind": "identifier",
                            "name": "value",
                            "optional": false,
                            "tsType": {
                              "repr": "number",
                              "kind": "keyword",
                              "value": "number"
                            }
                          }
                        ]
                      }
                    ],
                    "removed": [
                      {
                        "name": "removedAccessor",
                        "kind": "getter",
                        "location": {
                          "filename": "file:///mod.ts",
                          "line": 6,
                          "col": 2,
                          "byteIndex": 104
                        },
                        "params": [],
                        "returnType": {
                          "repr": "boolean",
                          "kind": "keyword",
                          "value": "boolean"
                        }
                      },
                      {
                        "name": "removedAccessor",
                        "kind": "setter",
                        "location": {
                          "filename": "file:///mod.ts",
                          "line": 7,
                          "col": 2,
                          "byteIndex": 138
                        },
                        "params": [
                          {
                            "kind": "identifier",
                            "name": "value",
                            "optional": false,
                            "tsType": {
                              "repr": "boolean",
                              "kind": "keyword",
                              "value": "boolean"
                            }
                          }
                        ]
                      }
                    ],
                    "modified": [
                      {
                        "name": "label",
                        "kind": "getter",
                        "returnTypeChange": {
                          "old": {
                            "repr": "string",
                            "kind": "keyword",
                            "value": "string"
                          },
                          "new": {
                            "repr": "number",
                            "kind": "keyword",
                            "value": "number"
                          }
                        }
                      },
                      {
                        "name": "label",
                        "kind": "setter",
                        "paramsChange": {
                          "modified": [
                            {
                              "index": 0,
                              "typeChange": {
                                "old": {
                                  "repr": "string",
                                  "kind": "keyword",
                                  "value": "string"
                                },
                                "new": {
                                  "repr": "number",
                                  "kind": "keyword",
                                  "value": "number"
                                }
                              }
                            }
                          ]
                        }
                      }
                    ]
                  }
                }
              }
            ]
          }
        }
      ]
    }
  }
}
