{
    "Function": "_burn",
    "File": "contracts/peripheral_contracts/ERC20.sol",
    "Parent Contracts": [
        "contracts/peripheral_contracts/IERC20.sol",
        "node_modules/@openzeppelin/contracts/utils/Context.sol"
    ],
    "High-Level Calls": [
        "SafeMath",
        "SafeMath"
    ],
    "Internal Calls": [
        "require(bool,string)",
        "_beforeTokenTransfer"
    ],
    "Library Calls": [
        "sub",
        "sub"
    ],
    "Low-Level Calls": [],
    "Code": "function _burn(address account, uint256 amount) internal virtual {\n        require(account != address(0), \"ERC20: burn from the zero address\");\n\n        _beforeTokenTransfer(account, address(0), amount);\n\n        _balances[account] = _balances[account].sub(\n            amount,\n            \"ERC20: burn amount exceeds balance\"\n        );\n        _totalSupply = _totalSupply.sub(amount);\n        emit Transfer(account, address(0), amount);\n    }"
}