From d2e422cd5eab26108e6c7a9f73c944f4b6fb4fdd Mon Sep 17 00:00:00 2001
From: Amir Bandeali <abandeali1@gmail.com>
Date: Fri, 6 Jul 2018 09:51:23 -0700
Subject: Apply new linter rules

---
 .../src/2.0.0/tokens/ERC721Token/ERC721Token.sol     |  6 +++---
 .../src/2.0.0/tokens/ERC721Token/IERC721Receiver.sol |  4 ++--
 .../src/2.0.0/tokens/ERC721Token/IERC721Token.sol    | 20 ++++++++++++++++----
 3 files changed, 21 insertions(+), 9 deletions(-)

(limited to 'packages/contracts/src/2.0.0/tokens/ERC721Token')

diff --git a/packages/contracts/src/2.0.0/tokens/ERC721Token/ERC721Token.sol b/packages/contracts/src/2.0.0/tokens/ERC721Token/ERC721Token.sol
index defb506a8..60603aa19 100644
--- a/packages/contracts/src/2.0.0/tokens/ERC721Token/ERC721Token.sol
+++ b/packages/contracts/src/2.0.0/tokens/ERC721Token/ERC721Token.sol
@@ -23,7 +23,7 @@ TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
 SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */
 
-pragma solidity ^0.4.24;
+pragma solidity 0.4.24;
 
 import "./IERC721Token.sol";
 import "./IERC721Receiver.sol";
@@ -41,7 +41,7 @@ contract ERC721Token is
 {
     // Equals to `bytes4(keccak256("onERC721Received(address,uint256,bytes)"))`
     // which can be also obtained as `ERC721Receiver(0).onERC721Received.selector`
-    bytes4 constant ERC721_RECEIVED = 0xf0b9e5ba;
+    bytes4 constant internal ERC721_RECEIVED = 0xf0b9e5ba;
 
     // Mapping from token ID to owner
     mapping (uint256 => address) internal tokenOwner;
@@ -73,7 +73,7 @@ contract ERC721Token is
         _;
     }
 
-    function ERC721Token(
+    constructor (
         string _name,
         string _symbol)
         public
diff --git a/packages/contracts/src/2.0.0/tokens/ERC721Token/IERC721Receiver.sol b/packages/contracts/src/2.0.0/tokens/ERC721Token/IERC721Receiver.sol
index f72c75638..f2e8f3c88 100644
--- a/packages/contracts/src/2.0.0/tokens/ERC721Token/IERC721Receiver.sol
+++ b/packages/contracts/src/2.0.0/tokens/ERC721Token/IERC721Receiver.sol
@@ -23,7 +23,7 @@ TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
 SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */
 
-pragma solidity ^0.4.24;
+pragma solidity 0.4.24;
 
 
 /**
@@ -38,7 +38,7 @@ contract IERC721Receiver {
     *  Equals to `bytes4(keccak256("onERC721Received(address,uint256,bytes)"))`,
     *  which can be also obtained as `ERC721Receiver(0).onERC721Received.selector`
     */
-    bytes4 constant ERC721_RECEIVED = 0xf0b9e5ba;
+    bytes4 constant internal ERC721_RECEIVED = 0xf0b9e5ba;
 
     /**
     * @notice Handle the receipt of an NFT
diff --git a/packages/contracts/src/2.0.0/tokens/ERC721Token/IERC721Token.sol b/packages/contracts/src/2.0.0/tokens/ERC721Token/IERC721Token.sol
index 0d64ee861..4d57ece38 100644
--- a/packages/contracts/src/2.0.0/tokens/ERC721Token/IERC721Token.sol
+++ b/packages/contracts/src/2.0.0/tokens/ERC721Token/IERC721Token.sol
@@ -23,7 +23,7 @@ TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
 SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */
 
-pragma solidity ^0.4.24;
+pragma solidity 0.4.24;
 
 
 /**
@@ -40,11 +40,13 @@ contract IERC721Token {
         address indexed _to,
         uint256 _tokenId
     );
+
     event Approval(
         address indexed _owner,
         address indexed _approved,
         uint256 _tokenId
     );
+
     event ApprovalForAll(
         address indexed _owner,
         address indexed _operator,
@@ -55,6 +57,7 @@ contract IERC721Token {
         public
         view
         returns (string);
+
     function symbol()
         public
         view
@@ -64,10 +67,12 @@ contract IERC721Token {
         public
         view
         returns (uint256 _balance);
+
     function ownerOf(uint256 _tokenId)
         public
         view
         returns (address _owner);
+
     function exists(uint256 _tokenId)
         public
         view
@@ -75,6 +80,7 @@ contract IERC721Token {
 
     function approve(address _to, uint256 _tokenId)
         public;
+
     function getApproved(uint256 _tokenId)
         public
         view
@@ -82,6 +88,7 @@ contract IERC721Token {
 
     function setApprovalForAll(address _operator, bool _approved)
         public;
+
     function isApprovedForAll(address _owner, address _operator)
         public
         view
@@ -90,17 +97,22 @@ contract IERC721Token {
     function transferFrom(
         address _from,
         address _to,
-        uint256 _tokenId)
+        uint256 _tokenId
+    )
         public;
+
     function safeTransferFrom(
         address _from,
         address _to,
-        uint256 _tokenId)
+        uint256 _tokenId
+    )
         public;
+
     function safeTransferFrom(
         address _from,
         address _to,
         uint256 _tokenId,
-        bytes _data)
+        bytes _data
+    )
         public;
 }
-- 
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