solidity/test/cmdlineTests/storage_layout_mapping/output.json

{
    "contracts":
    {
        "fileA":
        {
            "A":
            {
                "storageLayout":
                {
                    "storage":
                    [
                        {
                            "astId": 3,
                            "contract": "fileA:A",
                            "label": "x",
                            "offset": 0,
                            "slot": "0",
                            "type": "t_uint256"
                        },
                        {
                            "astId": 5,
                            "contract": "fileA:A",
                            "label": "y",
                            "offset": 0,
                            "slot": "1",
                            "type": "t_uint256"
                        },
                        {
                            "astId": 11,
                            "contract": "fileA:A",
                            "label": "map",
                            "offset": 0,
                            "slot": "2",
                            "type": "t_mapping(t_uint256,t_mapping(t_address,t_bool))"
                        }
                    ],
                    "types":
                    {
                        "t_address":
                        {
                            "encoding": "inplace",
                            "label": "address",
                            "numberOfBytes": "20"
                        },
                        "t_bool":
                        {
                            "encoding": "inplace",
                            "label": "bool",
                            "numberOfBytes": "1"
                        },
                        "t_mapping(t_address,t_bool)":
                        {
                            "encoding": "mapping",
                            "key": "t_address",
                            "label": "mapping(address => bool)",
                            "numberOfBytes": "32",
                            "value": "t_bool"
                        },
                        "t_mapping(t_uint256,t_mapping(t_address,t_bool))":
                        {
                            "encoding": "mapping",
                            "key": "t_uint256",
                            "label": "mapping(uint256 => mapping(address => bool))",
                            "numberOfBytes": "32",
                            "value": "t_mapping(t_address,t_bool)"
                        },
                        "t_uint256":
                        {
                            "encoding": "inplace",
                            "label": "uint256",
                            "numberOfBytes": "32"
                        }
                    }
                }
            }
        }
    },
    "sources":
    {
        "fileA":
        {
            "id": 0
        }
    }
}