{ "contractName": "Roles", "abi": [], "metadata": "{\"compiler\":{\"version\":\"0.8.17+commit.8df45f5f\"},\"language\":\"Solidity\",\"output\":{\"abi\":[],\"devdoc\":{\"details\":\"Library for managing addresses assigned to a Role.\",\"kind\":\"dev\",\"methods\":{},\"title\":\"Roles\",\"version\":1},\"userdoc\":{\"kind\":\"user\",\"methods\":{},\"version\":1}},\"settings\":{\"compilationTarget\":{\"project:/contracts/roles/Roles.sol\":\"Roles\"},\"evmVersion\":\"london\",\"libraries\":{},\"metadata\":{\"bytecodeHash\":\"ipfs\"},\"optimizer\":{\"enabled\":true,\"runs\":10},\"remappings\":[]},\"sources\":{\"project:/contracts/roles/Roles.sol\":{\"keccak256\":\"0x9e018cafd4e2a2890d4ed32f0a4e5edf92fe95000f35b15d7932890bd0efdb95\",\"license\":\"GPL-3.0\",\"urls\":[\"bzz-raw://6c07fd269689b662d782817bc4fdfc00d33fd7e320c20916528fff7853847954\",\"dweb:/ipfs/QmUz39kdgQM8M2W2gcBZ8Vi3mzzSmXUx9NXxTJatYYQJyw\"]}},\"version\":1}", "bytecode": "0x60566037600b82828239805160001a607314602a57634e487b7160e01b600052600060045260246000fd5b30600052607381538281f3fe73000000000000000000000000000000000000000030146080604052600080fdfea2646970667358221220760d1dfd623627d2afcf2f9d2746793d64fee70e47712c8a58099d26a8c0e72964736f6c63430008110033", "deployedBytecode": "0x73000000000000000000000000000000000000000030146080604052600080fdfea2646970667358221220760d1dfd623627d2afcf2f9d2746793d64fee70e47712c8a58099d26a8c0e72964736f6c63430008110033", "immutableReferences": {}, "generatedSources": [], "deployedGeneratedSources": [], "sourceMap": "145:872:50:-:0;;;;;;;;;;;;;;;-1:-1:-1;;;145:872:50;;;;;;;;;;;;;;;;;", "deployedSourceMap": "145:872:50:-:0;;;;;;;;", "source": "// SPDX-License-Identifier: GPL-3.0\n\npragma solidity ^0.8.0;\n\n/**\n * @title Roles\n * @dev Library for managing addresses assigned to a Role.\n */\nlibrary Roles {\n struct Role {\n mapping(address => bool) bearer;\n }\n\n /**\n * @dev Give an account access to this role.\n */\n function add(Role storage role, address account) internal {\n require(!has(role, account), 'Roles: account already has role');\n role.bearer[account] = true;\n }\n\n /**\n * @dev Remove an account's access to this role.\n */\n function remove(Role storage role, address account) internal {\n require(has(role, account), 'Roles: account does not have role');\n role.bearer[account] = false;\n }\n\n /**\n * @dev Check if an account has this role.\n * @return bool\n */\n function has(Role storage role, address account) internal view returns (bool) {\n require(account != address(0), 'Roles: account is the zero address');\n return role.bearer[account];\n }\n}\n", "sourcePath": "/home/webxpert/workspace/shipfinex/latest-repos/tokenx_smartcontract/contracts/roles/Roles.sol", "ast": { "absolutePath": "project:/contracts/roles/Roles.sol", "exportedSymbols": { "Roles": [ 11901 ] }, "id": 11902, "license": "GPL-3.0", "nodeType": "SourceUnit", "nodes": [ { "id": 11814, "literals": [ "solidity", "^", 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