1323 lines
50 KiB
JSON
1323 lines
50 KiB
JSON
{
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"contractName": "SafeMath",
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"abi": [],
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"sourceMap": "117:698:1:-;;;;;;;;;;;;;;;;;",
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"deployedSourceMap": "117:698:1:-;;;;;",
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"source": "pragma solidity ^0.4.11;\n\n\n/**\n * @title SafeMath\n * @dev Math operations with safety checks that throw on error\n */\nlibrary SafeMath {\n function mul(uint256 a, uint256 b) internal constant returns (uint256) {\n uint256 c = a * b;\n assert(a == 0 || c / a == b);\n return c;\n }\n\n function div(uint256 a, uint256 b) internal constant returns (uint256) {\n // assert(b > 0); // Solidity automatically throws when dividing by 0\n uint256 c = a / b;\n // assert(a == b * c + a % b); // There is no case in which this doesn't hold\n return c;\n }\n\n function sub(uint256 a, uint256 b) internal constant returns (uint256) {\n assert(b <= a);\n return a - b;\n }\n\n function add(uint256 a, uint256 b) internal constant returns (uint256) {\n uint256 c = a + b;\n assert(c >= a);\n return c;\n }\n}\n",
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"sourcePath": "zeppelin-solidity/contracts/math/SafeMath.sol",
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