Solc import

!Travis
!npm downloads

$3

``sh
npm install solc-import
`

$3

* combineSource

`js
let myDB = new Map();
myDB.set('lib.sol', 'library L { function f() internal returns (uint) { return 7; } }');

const getImportContent = async function (path) {
return myDB.get(path);
};

const sourceCodeIncludeImport =
import 'lib.sol';

contract Casino {
using SafeMath for uint256;
function example(uint256 _value) {
uint number = msg.value.add(_value);
}
};

let sources = await solcImport.combineSource(sourceCodeIncludeImport, getImportContent);
// [{ path: 'lib.sol', content: '....'}]

`

* getImports

`js
const sourceCode =
import 'https://github.com/OpenZeppelin/openzeppelin-solidity/contracts/math/SafeMath.sol';

contract Casino {
using SafeMath for uint256;
function example(uint256 _value) {
uint number = msg.value.add(_value);
}
};

let imports = solcImport.getImports(sourceCode);
// ['https://github.com/OpenZeppelin/openzeppelin-solidity/contracts/math/SafeMath.sol']
`

* getReadCallback

`js
const sourceCode =
pragma solidity >0.4.99 <0.6.0;

import "lib.sol";

library OldLibrary {
function someFunction(uint8 a) public returns(bool);
}

contract NewContract {
function f(uint8 a) public returns (bool) {
return OldLibrary.someFunction(a);
}
};

let libContent = 'library L { function f() internal returns (uint) { return 7; } }';

let myDB = new Map();
myDB.set('lib.sol', libContent);

const getImportContent = async function (path) {
return myDB.get(path);
};

let readCallback = await solcImport.getReadCallback(sourceCode, getImportContent); // function
`

* isExistImport

`js
const sourceCode =
pragma solidity >0.4.99 <0.6.0;

import "lib.sol";

library OldLibrary {
function someFunction(uint8 a) public returns(bool);
}

contract NewContract {
function f(uint8 a) public returns (bool) {
return OldLibrary.someFunction(a);
}
};
let isExist = solcImport.isExistImport(sourceCode); // true
``

License

MIT © alincode