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-rw-r--r--packages/contracts/contracts/tokens/EtherToken.sol57
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diff --git a/packages/contracts/contracts/tokens/EtherToken.sol b/packages/contracts/contracts/tokens/EtherToken.sol
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--- a/packages/contracts/contracts/tokens/EtherToken.sol
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-/*
-
- Copyright 2017 ZeroEx Intl.
-
- Licensed under the Apache License, Version 2.0 (the "License");
- you may not use this file except in compliance with the License.
- You may obtain a copy of the License at
-
- http://www.apache.org/licenses/LICENSE-2.0
-
- Unless required by applicable law or agreed to in writing, software
- distributed under the License is distributed on an "AS IS" BASIS,
- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- See the License for the specific language governing permissions and
- limitations under the License.
-
-*/
-
-pragma solidity ^0.4.11;
-
-import "./UnlimitedAllowanceToken.sol";
-import "./../utils/SafeMath.sol";
-
-contract EtherToken is UnlimitedAllowanceToken, SafeMath {
-
- string constant public name = "Ether Token";
- string constant public symbol = "WETH";
- uint8 constant public decimals = 18;
-
- /// @dev Fallback to calling deposit when ether is sent directly to contract.
- function()
- public
- payable
- {
- deposit();
- }
-
- /// @dev Buys tokens with Ether, exchanging them 1:1.
- function deposit()
- public
- payable
- {
- balances[msg.sender] = safeAdd(balances[msg.sender], msg.value);
- totalSupply = safeAdd(totalSupply, msg.value);
- }
-
- /// @dev Sells tokens in exchange for Ether, exchanging them 1:1.
- /// @param amount Number of tokens to sell.
- function withdraw(uint amount)
- public
- {
- balances[msg.sender] = safeSub(balances[msg.sender], amount);
- totalSupply = safeSub(totalSupply, amount);
- require(msg.sender.send(amount));
- }
-}
-