Merge pull request #16 from AugustoL/feat/add-migrateFromMany

Add migrateFromMany function in ERC827Migratable

.gitignore

@@ -39,3 +39,5 @@ build/
 .node-xmlhttprequest-*
 
 .zos.session
+
+keys.json

contracts/ERC827/ERC827.sol

@@ -1,6 +1,6 @@
 /* solium-disable security/no-low-level-calls */
 
-pragma solidity ^0.5.0;
+pragma solidity ^0.5.2;
 
 import "openzeppelin-solidity/contracts/token/ERC20/ERC20.sol";
 import "./ERC827Proxy.sol";

contracts/ERC827/ERC827Migratable.sol

@@ -1,6 +1,6 @@
 /* solium-disable security/no-low-level-calls */
 
-pragma solidity ^0.5.0;
+pragma solidity ^0.5.2;
 
 import "openzeppelin-solidity/contracts/token/ERC20/IERC20.sol";
 import "openzeppelin-solidity/contracts/ownership/Ownable.sol";
@@ -22,6 +22,7 @@ contract ERC827Migratable is ERC827, Ownable {
    * @dev Constructor
    * @param _erc20Token The address of the erc20 token where the balances will
    * be migrated.
+   * @param _erc20Token The address of the erc20 token to be migrated
    */
   constructor(address _erc20Token) public {
     require(_erc20Token != address(0), "Incorrect ERC20 token address");
@@ -41,6 +42,7 @@ contract ERC827Migratable is ERC827, Ownable {
   /**
    * @dev Migrates the approved balance from the ERC20 token * to this contract
    * and adds the new balance to the _from address
+   * @param _from The address which you want to migrate the tokens
    */
   function migrateFrom(address _from) public onlyOwner {
     require(_from != address(0), "Cant migrate burned tokens");
@@ -51,4 +53,15 @@ contract ERC827Migratable is ERC827, Ownable {
     _mint(_from, erc20Token.balanceOf(_from));
   }
 
+  /**
+   * @dev Migrates the approved balance from the ERC20 token * to this contract
+   * and adds the new balances to the _from addressese
+   * @param _from The addresses which you want to migrate the tokens
+   */
+  function migrateFromMany(address[] memory _from) public onlyOwner {
+    for (uint i = 0; i < _from.length; i++) {
+      migrateFrom(_from[i]);
+    }
+  }
+
 }

contracts/ERC827/ERC827Proxy.sol

@@ -1,6 +1,6 @@
 /* solium-disable security/no-low-level-calls */
 
-pragma solidity ^0.5.0;
+pragma solidity ^0.5.2;
 
 
 /**

contracts/ERC827/IERC827.sol

@@ -1,4 +1,4 @@
-pragma solidity ^0.5.0;
+pragma solidity ^0.5.2;
 
 
 import "openzeppelin-solidity/contracts/token/ERC20/IERC20.sol";