_currentAbi object

lib/contract.js

@@ -79,6 +79,7 @@ var contract = function (address, desc) {
                     extra.to = address;
                     return abi.methodSignature(desc, method.name).then(function (signature) {
                         extra.data = signature.slice(0, 2 + ETH_METHOD_SIGNATURE_LENGTH * 2) + parsed;
+                        web3._currentAbi = desc;
                         return web3.eth.transact(extra).then(onSuccess);
                     });
                 }