Squashed 'libjsqrc/ethereumjs/' changes from e908439..16861fc

16861fc version 0.4.2
e4f7dde fixed failing lint
69e7d9d fixed #133
55553d7 add async error test
d02a375 Merge branch 'develop' of github.com:ethereum/web3.js into develop
ff48da1 fixed callback error issue
471bce1 #133 in progress
dc69085 version 0.4.1
2ae0afa critical bugfix
09f2a92 updated examples
a0a36e5 Merge branch 'develop' of https://github.com/ethereum/ethereum.js into develop
2b179a8 updated node install test
8f63640 Merge pull request #203 from frozeman/develop
22ef4a1 added estimateGas method
cd2e462 version 0.4.0
ae7762a Merge pull request #198 from ethereum/minerMethods
d1e1206 removed byte formatter methods
6fd17d9 merged develop
373fd1b Merge pull request #201 from debris/batch
274fc29 Merge pull request #200 from debris/contract_overhaul
b2ff2ff Merge branch 'contract_overhaul' into batch
99a3bda removed redundant lines
7cafac9 Merge branch 'develop' into contract_overhaul
fa8db32 Merge pull request #202 from debris/async_properties
5f9272c asyncGet -> getAsync
cd0df61 gulp
80c0792 async getting properties, remove property setters
744bb9e batch for requests with calls/transacts
8636077 initial support for batch requests
a0b9cfb contract async call && transact
1272780 sendTransaction && call async
6afb1f9 Merge branch 'async-contract-calls' of https://github.com/niran/web3.js into contract_overhaul
611f640 asynchronous contract creation, breaking changes
e3796bf merged develop
edf808a add getWork and submitWork functions and toXBytes utils
9812b01 Merge branch 'blockFilterProposal' of https://github.com/ethereum/ethereum.js into develop
6f466f6 add miner functions
3af8e27 add newblockfilter Proposal
e86552f Use async contract calls when a callback is passed

git-subtree-dir: libjsqrc/ethereumjs
git-subtree-split: 16861fc1944cca721672bb8faa81909d69be2b99

bower.json

@@ -1,7 +1,7 @@
 {
   "name": "web3",
   "namespace": "ethereum",
-  "version": "0.3.6",
+  "version": "0.4.2",
   "description": "Ethereum Compatible JavaScript API",
   "main": [
     "./dist/web3.js",

dist/web3-light.js

@@ -15,52 +15,6 @@ require=(function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof requ
     You should have received a copy of the GNU Lesser General Public License
     along with ethereum.js.  If not, see <http://www.gnu.org/licenses/>.
 */
-/** 
- * @file abi.js
- * @author Marek Kotewicz <marek@ethdev.com>
- * @author Gav Wood <g@ethdev.com>
- * @date 2014
- */
-
-var coder = require('./coder');
-var utils = require('./utils');
-
-var formatConstructorParams = function (abi, params) {
-    var constructor = utils.getConstructor(abi, params.length);
-    if (!constructor) {
-        if (params.length > 0) {
-            console.warn("didn't found matching constructor, using default one");
-        }
-        return '';
-    }
-
-    return coder.encodeParams(constructor.inputs.map(function (input) {
-        return input.type;
-    }), params);
-};
-
-module.exports = {
-    formatConstructorParams: formatConstructorParams
-};
-
-
-},{"./coder":2,"./utils":5}],2:[function(require,module,exports){
-/*
-    This file is part of ethereum.js.
-
-    ethereum.js is free software: you can redistribute it and/or modify
-    it under the terms of the GNU Lesser General Public License as published by
-    the Free Software Foundation, either version 3 of the License, or
-    (at your option) any later version.
-
-    ethereum.js is distributed in the hope that it will be useful,
-    but WITHOUT ANY WARRANTY; without even the implied warranty of
-    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-    GNU Lesser General Public License for more details.
-
-    You should have received a copy of the GNU Lesser General Public License
-    along with ethereum.js.  If not, see <http://www.gnu.org/licenses/>.
-*/
 /** 
  * @file coder.js
  * @author Marek Kotewicz <marek@ethdev.com>
@@ -328,7 +282,7 @@ var coder = new SolidityCoder([
 module.exports = coder;
 
 
-},{"../utils/utils":8,"./formatters":3,"./param":4,"bignumber.js":"bignumber.js"}],3:[function(require,module,exports){
+},{"../utils/utils":6,"./formatters":2,"./param":3,"bignumber.js":"bignumber.js"}],2:[function(require,module,exports){
 /*
     This file is part of ethereum.js.
 
@@ -548,7 +502,7 @@ module.exports = {
 };
 
 
-},{"../utils/config":7,"../utils/utils":8,"./param":4,"bignumber.js":"bignumber.js"}],4:[function(require,module,exports){
+},{"../utils/config":5,"../utils/utils":6,"./param":3,"bignumber.js":"bignumber.js"}],3:[function(require,module,exports){
 /*
     This file is part of ethereum.js.
 
@@ -760,54 +714,7 @@ SolidityParam.decodeArray = function (bytes, index) {
 module.exports = SolidityParam;
 
 
-},{"../utils/utils":8}],5:[function(require,module,exports){
+},{"../utils/utils":6}],4:[function(require,module,exports){
-/*
-    This file is part of ethereum.js.
-
-    ethereum.js is free software: you can redistribute it and/or modify
-    it under the terms of the GNU Lesser General Public License as published by
-    the Free Software Foundation, either version 3 of the License, or
-    (at your option) any later version.
-
-    ethereum.js is distributed in the hope that it will be useful,
-    but WITHOUT ANY WARRANTY; without even the implied warranty of
-    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-    GNU Lesser General Public License for more details.
-
-    You should have received a copy of the GNU Lesser General Public License
-    along with ethereum.js.  If not, see <http://www.gnu.org/licenses/>.
-*/
-/**
- * @file utils.js
- * @author Marek Kotewicz <marek@ethdev.com>
- * @date 2015
- */
-
-/**
- * Returns the contstructor with matching number of arguments
- *
- * @method getConstructor
- * @param {Array} abi
- * @param {Number} numberOfArgs
- * @returns {Object} constructor function abi
- */
-var getConstructor = function (abi, numberOfArgs) {
-    return abi.filter(function (f) {
-        return f.type === 'constructor' && f.inputs.length === numberOfArgs;
-    })[0];
-};
-
-//var getSupremeType = function (type) {
-    //return type.substr(0, type.indexOf('[')) + ']';
-//};
-
-
-module.exports = {
-    getConstructor: getConstructor
-};
-
-
-},{}],6:[function(require,module,exports){
 'use strict';
 
 // go env doesn't have and need XMLHttpRequest
@@ -818,7 +725,7 @@ if (typeof XMLHttpRequest === 'undefined') {
 }
 
 
-},{}],7:[function(require,module,exports){
+},{}],5:[function(require,module,exports){
 /*
     This file is part of ethereum.js.
 
@@ -890,7 +797,7 @@ module.exports = {
 };
 
 
-},{"bignumber.js":"bignumber.js"}],8:[function(require,module,exports){
+},{"bignumber.js":"bignumber.js"}],6:[function(require,module,exports){
 /*
     This file is part of ethereum.js.
 
@@ -1256,6 +1163,7 @@ var toAddress = function (address) {
     return '0x' + padLeft(toHex(address).substr(2), 40);
 };
 
+
 /**
  * Returns true if object is BigNumber, otherwise false
  *
@@ -1366,12 +1274,12 @@ module.exports = {
 };
 
 
-},{"bignumber.js":"bignumber.js"}],9:[function(require,module,exports){
+},{"bignumber.js":"bignumber.js"}],7:[function(require,module,exports){
 module.exports={
-    "version": "0.3.6"
+    "version": "0.4.2"
 }
 
-},{}],10:[function(require,module,exports){
+},{}],8:[function(require,module,exports){
 /*
     This file is part of ethereum.js.
 
@@ -1411,6 +1319,7 @@ var RequestManager = require('./web3/requestmanager');
 var c = require('./utils/config');
 var Method = require('./web3/method');
 var Property = require('./web3/property');
+var Batch = require('./web3/batch');
 
 var web3Methods = [
     new Method({
@@ -1503,6 +1412,9 @@ web3.toBigNumber = utils.toBigNumber;
 web3.toWei = utils.toWei;
 web3.fromWei = utils.fromWei;
 web3.isAddress = utils.isAddress;
+web3.createBatch = function () {
+    return new Batch();
+};
 
 // ADD defaultblock
 Object.defineProperty(web3.eth, 'defaultBlock', {
@@ -1538,7 +1450,70 @@ setupMethods(web3.shh, shh.methods);
 module.exports = web3;
 
 
-},{"./utils/config":7,"./utils/utils":8,"./version.json":9,"./web3/db":12,"./web3/eth":14,"./web3/filter":16,"./web3/formatters":17,"./web3/method":21,"./web3/net":22,"./web3/property":23,"./web3/requestmanager":25,"./web3/shh":26,"./web3/watches":27}],11:[function(require,module,exports){
+},{"./utils/config":5,"./utils/utils":6,"./version.json":7,"./web3/batch":9,"./web3/db":11,"./web3/eth":13,"./web3/filter":15,"./web3/formatters":16,"./web3/method":20,"./web3/net":21,"./web3/property":22,"./web3/requestmanager":24,"./web3/shh":25,"./web3/watches":26}],9:[function(require,module,exports){
+/*
+    This file is part of ethereum.js.
+
+    ethereum.js is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Lesser General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    ethereum.js is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU Lesser General Public License for more details.
+
+    You should have received a copy of the GNU Lesser General Public License
+    along with ethereum.js.  If not, see <http://www.gnu.org/licenses/>.
+*/
+/** 
+ * @file batch.js
+ * @author Marek Kotewicz <marek@ethdev.com>
+ * @date 2015
+ */
+
+var RequestManager = require('./requestmanager');
+
+var Batch = function () {
+    this.requests = [];
+};
+
+/**
+ * Should be called to add create new request to batch request
+ *
+ * @method add
+ * @param {Object} jsonrpc requet object
+ */
+Batch.prototype.add = function (request) {
+    this.requests.push(request);
+};
+
+/**
+ * Should be called to execute batch request
+ *
+ * @method execute
+ */
+Batch.prototype.execute = function () {
+    var requests = this.requests;
+    RequestManager.getInstance().sendBatch(requests, function (err, results) {
+        results = results || [];
+        requests.map(function (request, index) {
+            return results[index] || {};
+        }).map(function (result, index) {
+            return requests[index].format ? requests[index].format(result.result) : result.result;
+        }).forEach(function (result, index) {
+            if (requests[index].callback) {
+                requests[index].callback(err, result);
+            }
+        });
+    }); 
+};
+
+module.exports = Batch;
+
+
+},{"./requestmanager":24}],10:[function(require,module,exports){
 /*
     This file is part of ethereum.js.
 
@@ -1562,13 +1537,39 @@ module.exports = web3;
  */
 
 var web3 = require('../web3'); 
-var solAbi = require('../solidity/abi');
 var utils = require('../utils/utils');
+var coder = require('../solidity/coder');
 var SolidityEvent = require('./event');
 var SolidityFunction = require('./function');
 
-var addFunctionsToContract = function (contract, desc) {
+/**
-    desc.filter(function (json) {
+ * Should be called to encode constructor params
+ *
+ * @method encodeConstructorParams
+ * @param {Array} abi
+ * @param {Array} constructor params
+ */
+var encodeConstructorParams = function (abi, params) {
+    return abi.filter(function (json) {
+        return json.type === 'constructor' && json.inputs.length === params.length;
+    }).map(function (json) {
+        return json.inputs.map(function (input) {
+            return input.type;
+        });
+    }).map(function (types) {
+        return coder.encodeParams(types, params);
+    })[0] || '';
+};
+
+/**
+ * Should be called to add functions to contract object
+ *
+ * @method addFunctionsToContract
+ * @param {Contract} contract
+ * @param {Array} abi
+ */
+var addFunctionsToContract = function (contract, abi) {
+    abi.filter(function (json) {
         return json.type === 'function';
     }).map(function (json) {
         return new SolidityFunction(json, contract.address);
@@ -1577,8 +1578,15 @@ var addFunctionsToContract = function (contract, desc) {
     });
 };
 
-var addEventsToContract = function (contract, desc) {
+/**
-    desc.filter(function (json) {
+ * Should be called to add events to contract object
+ *
+ * @method addEventsToContract
+ * @param {Contract} contract
+ * @param {Array} abi
+ */
+var addEventsToContract = function (contract, abi) {
+    abi.filter(function (json) {
         return json.type === 'event';
     }).map(function (json) {
         return new SolidityEvent(json, contract.address);
@@ -1588,65 +1596,106 @@ var addEventsToContract = function (contract, desc) {
 };
 
 /**
- * This method should be called when we want to call / transact some solidity method from javascript
+ * Should be called to create new ContractFactory
- * it returns an object which has same methods available as solidity contract description
- * usage example: 
- *
- * var abi = [{
- *      name: 'myMethod',
- *      inputs: [{ name: 'a', type: 'string' }],
- *      outputs: [{name: 'd', type: 'string' }]
- * }];  // contract abi
- *
- * var MyContract = web3.eth.contract(abi); // creation of contract prototype
- *
- * var contractInstance = new MyContract('0x0123123121');
- *
- * contractInstance.myMethod('this is test string param for call'); // myMethod call (implicit, default)
- * contractInstance.call().myMethod('this is test string param for call'); // myMethod call (explicit)
- * contractInstance.sendTransaction().myMethod('this is test string param for transact'); // myMethod sendTransaction
  *
- * @param abi - abi json description of the contract, which is being created
+ * @method contract
- * @returns contract object
+ * @param {Array} abi
+ * @returns {ContractFactory} new contract factory
  */
 var contract = function (abi) {
+    return new ContractFactory(abi);
+};
 
-    // return prototype
+/**
-    return Contract.bind(null, abi);
+ * Should be called to create new ContractFactory instance
+ *
+ * @method ContractFactory
+ * @param {Array} abi
+ */
+var ContractFactory = function (abi) {
+    this.abi = abi;
 };
 
-var Contract = function (abi, options) {
+/**
+ * Should be called to create new contract on a blockchain
+ * 
+ * @method new
+ * @param {Any} contract constructor param1 (optional)
+ * @param {Any} contract constructor param2 (optional)
+ * @param {Object} contract transaction object (required)
+ * @param {Function} callback
+ * @returns {Contract} returns contract if no callback was passed,
+ * otherwise calls callback function (err, contract)
+ */
+ContractFactory.prototype.new = function () {
+    // parse arguments
+    var options = {}; // required!
+    var callback;
 
-    this.address = '';
+    var args = Array.prototype.slice.call(arguments);
-    if (utils.isAddress(options)) {
+    if (utils.isFunction(args[args.length - 1])) {
-        this.address = options;
+        callback = args.pop();
-    } else { // is an object!
-        // TODO, parse the rest of the args
-        options = options || {};
-        var args = Array.prototype.slice.call(arguments, 2);
-        var bytes = solAbi.formatConstructorParams(abi, args);
-        options.data += bytes;
-        this.address = web3.eth.sendTransaction(options);
     }
 
-    addFunctionsToContract(this, abi);
+    var last = args[args.length - 1];
-    addEventsToContract(this, abi);
+    if (utils.isObject(last) && !utils.isArray(last)) {
+        options = args.pop();
+    }
+
+    // throw an error if there are no options
+
+    var bytes = encodeConstructorParams(this.abi, args);
+    options.data += bytes;
+
+    if (!callback) {
+        var address = web3.eth.sendTransaction(options);
+        return this.at(address);
+    }
+  
+    var self = this;
+    web3.eth.sendTransaction(options, function (err, address) {
+        if (err) {
+            callback(err);
+        }
+        self.at(address, callback); 
+    }); 
 };
 
-Contract.prototype.call = function () {
+/**
-    console.error('contract.call is deprecated');
+ * Should be called to get access to existing contract on a blockchain
-    return this;
+ *
+ * @method at
+ * @param {Address} contract address (required)
+ * @param {Function} callback {optional)
+ * @returns {Contract} returns contract if no callback was passed,
+ * otherwise calls callback function (err, contract)
+ */
+ContractFactory.prototype.at = function (address, callback) {
+    // TODO: address is required
+    
+    if (callback) {
+        callback(null, new Contract(this.abi, address));
+    } 
+    return new Contract(this.abi, address);
 };
 
-Contract.prototype.sendTransaction = function () {
+/**
-    console.error('contract.sendTransact is deprecated');
+ * Should be called to create new contract instance
-    return this;
+ *
+ * @method Contract
+ * @param {Array} abi
+ * @param {Address} contract address
+ */
+var Contract = function (abi, address) {
+    this.address = address;
+    addFunctionsToContract(this, abi);
+    addEventsToContract(this, abi);
 };
 
 module.exports = contract;
 
 
-},{"../solidity/abi":1,"../utils/utils":8,"../web3":10,"./event":15,"./function":18}],12:[function(require,module,exports){
+},{"../solidity/coder":1,"../utils/utils":6,"../web3":8,"./event":14,"./function":17}],11:[function(require,module,exports){
 /*
     This file is part of ethereum.js.
 
@@ -1704,7 +1753,7 @@ module.exports = {
     methods: methods
 };
 
-},{"./method":21}],13:[function(require,module,exports){
+},{"./method":20}],12:[function(require,module,exports){
 /*
     This file is part of ethereum.js.
 
@@ -1744,7 +1793,7 @@ module.exports = {
 };
 
 
-},{}],14:[function(require,module,exports){
+},{}],13:[function(require,module,exports){
 /*
     This file is part of ethereum.js.
 
@@ -1921,6 +1970,14 @@ var call = new Method({
     inputFormatter: [formatters.inputTransactionFormatter, formatters.inputDefaultBlockNumberFormatter]
 });
 
+var estimateGas = new Method({
+    name: 'estimateGas',
+    call: 'eth_estimateGas',
+    params: 1,
+    inputFormatter: [formatters.inputTransactionFormatter],
+    outputFormatter: utils.toDecimal
+});
+
 var compileSolidity = new Method({
     name: 'compile.solidity',
     call: 'eth_compileSolidity',
@@ -1939,6 +1996,18 @@ var compileSerpent = new Method({
     params: 1
 });
 
+var submitWork = new Method({
+    name: 'submitWork',
+    call: 'eth_submitWork',
+    params: 3
+});
+
+var getWork = new Method({
+    name: 'getWork',
+    call: 'eth_getWork',
+    params: 0
+});
+
 var methods = [
     getBalance,
     getStorageAt,
@@ -1952,10 +2021,13 @@ var methods = [
     getTransactionFromBlock,
     getTransactionCount,
     call,
+    estimateGas,
     sendTransaction,
     compileSolidity,
     compileLLL,
     compileSerpent,
+    submitWork,
+    getWork
 ];
 
 /// @returns an array of objects describing web3.eth api properties
@@ -1998,7 +2070,7 @@ module.exports = {
 };
 
 
-},{"../utils/utils":8,"./formatters":17,"./method":21,"./property":23}],15:[function(require,module,exports){
+},{"../utils/utils":6,"./formatters":16,"./method":20,"./property":22}],14:[function(require,module,exports){
 /*
     This file is part of ethereum.js.
 
@@ -2194,7 +2266,7 @@ SolidityEvent.prototype.attachToContract = function (contract) {
 module.exports = SolidityEvent;
 
 
-},{"../solidity/coder":2,"../utils/utils":8,"../web3":10,"./formatters":17}],16:[function(require,module,exports){
+},{"../solidity/coder":1,"../utils/utils":6,"../web3":8,"./formatters":16}],15:[function(require,module,exports){
 /*
     This file is part of ethereum.js.
 
@@ -2351,7 +2423,7 @@ Filter.prototype.get = function (callback) {
 module.exports = Filter;
 
 
-},{"../utils/utils":8,"./formatters":17,"./requestmanager":25}],17:[function(require,module,exports){
+},{"../utils/utils":6,"./formatters":16,"./requestmanager":24}],16:[function(require,module,exports){
 /*
     This file is part of ethereum.js.
 
@@ -2571,7 +2643,7 @@ module.exports = {
 };
 
 
-},{"../utils/config":7,"../utils/utils":8}],18:[function(require,module,exports){
+},{"../utils/config":5,"../utils/utils":6}],17:[function(require,module,exports){
 /*
     This file is part of ethereum.js.
 
@@ -2613,18 +2685,23 @@ var SolidityFunction = function (json, address) {
     this._address = address;
 };
 
+SolidityFunction.prototype.extractCallback = function (args) {
+    if (utils.isFunction(args[args.length - 1])) {
+        return args.pop(); // modify the args array!
+    }
+};
+
 /**
  * Should be used to create payload from arguments
  *
  * @method toPayload
- * @param {...} solidity function params
+ * @param {Array} solidity function params
  * @param {Object} optional payload options
  */
-SolidityFunction.prototype.toPayload = function () {
+SolidityFunction.prototype.toPayload = function (args) {
-    var args = Array.prototype.slice.call(arguments);
     var options = {};
     if (args.length > this._inputTypes.length && utils.isObject(args[args.length -1])) {
-        options = args.pop();
+        options = args[args.length - 1];
     }
     options.to = this._address;
     options.data = '0x' + this.signature() + coder.encodeParams(this._inputTypes, args);
@@ -2641,19 +2718,41 @@ SolidityFunction.prototype.signature = function () {
     return web3.sha3(web3.fromAscii(this._name)).slice(2, 10);
 };
 
+
+SolidityFunction.prototype.unpackOutput = function (output) {
+    if (output === null) {
+        return;
+    }
+
+    output = output.length >= 2 ? output.slice(2) : output;
+    var result = coder.decodeParams(this._outputTypes, output);
+    return result.length === 1 ? result[0] : result;
+};
+
 /**
- * Should be used to call function
+ * Calls a contract function.
  *
  * @method call
- * @param {Object} options
+ * @param {...Object} Contract function arguments
+ * @param {function} If the last argument is a function, the contract function
+ *   call will be asynchronous, and the callback will be passed the
+ *   error and result.
  * @return {String} output bytes
  */
 SolidityFunction.prototype.call = function () {
-    var payload = this.toPayload.apply(this, Array.prototype.slice.call(arguments));
+    var args = Array.prototype.slice.call(arguments);
-    var output = web3.eth.call(payload);
+    var callback = this.extractCallback(args);
-    output = output.length >= 2 ? output.slice(2) : output;
+    var payload = this.toPayload(args);
-    var result = coder.decodeParams(this._outputTypes, output);
+
-    return result.length === 1 ? result[0] : result;
+    if (!callback) {
+        var output = web3.eth.call(payload);
+        return this.unpackOutput(output);
+    } 
+        
+    var self = this;
+    web3.eth.call(payload, function (error, output) {
+        callback(error, self.unpackOutput(output));
+    });
 };
 
 /**
@@ -2663,8 +2762,16 @@ SolidityFunction.prototype.call = function () {
  * @param {Object} options
  */
 SolidityFunction.prototype.sendTransaction = function () {
-    var payload = this.toPayload.apply(this, Array.prototype.slice.call(arguments));
+    var args = Array.prototype.slice.call(arguments);
-    web3.eth.sendTransaction(payload);
+    var callback = this.extractCallback(args);
+    var payload = this.toPayload(args);
+
+    if (!callback) {
+        web3.eth.sendTransaction(payload);
+        return;
+    }
+
+    web3.eth.sendTransaction(payload, callback);
 };
 
 /**
@@ -2687,6 +2794,25 @@ SolidityFunction.prototype.typeName = function () {
     return utils.extractTypeName(this._name);
 };
 
+/**
+ * Should be called to get rpc requests from solidity function
+ *
+ * @method request
+ * @returns {Object}
+ */
+SolidityFunction.prototype.request = function () {
+    var args = Array.prototype.slice.call(arguments);
+    var callback = this.extractCallback(args);
+    var payload = this.toPayload(args);
+    var format = this.unpackOutput.bind(this);
+    
+    return {
+        callback: callback,
+        payload: payload, 
+        format: format
+    };
+};
+
 /**
  * Should be called to execute function
  *
@@ -2712,6 +2838,7 @@ SolidityFunction.prototype.execute = function () {
  */
 SolidityFunction.prototype.attachToContract = function (contract) {
     var execute = this.execute.bind(this);
+    execute.request = this.request.bind(this);
     execute.call = this.call.bind(this);
     execute.sendTransaction = this.sendTransaction.bind(this);
     var displayName = this.displayName();
@@ -2724,7 +2851,7 @@ SolidityFunction.prototype.attachToContract = function (contract) {
 module.exports = SolidityFunction;
 
 
-},{"../solidity/coder":2,"../utils/utils":8,"../web3":10}],19:[function(require,module,exports){
+},{"../solidity/coder":1,"../utils/utils":6,"../web3":8}],18:[function(require,module,exports){
 /*
     This file is part of ethereum.js.
 
@@ -2816,7 +2943,7 @@ HttpProvider.prototype.sendAsync = function (payload, callback) {
 module.exports = HttpProvider;
 
 
-},{"./errors":13,"xmlhttprequest":6}],20:[function(require,module,exports){
+},{"./errors":12,"xmlhttprequest":4}],19:[function(require,module,exports){
 /*
     This file is part of ethereum.js.
 
@@ -2909,7 +3036,7 @@ Jsonrpc.prototype.toBatchPayload = function (messages) {
 module.exports = Jsonrpc;
 
 
-},{}],21:[function(require,module,exports){
+},{}],20:[function(require,module,exports){
 /*
     This file is part of ethereum.js.
 
@@ -2966,7 +3093,6 @@ Method.prototype.extractCallback = function (args) {
     if (utils.isFunction(args[args.length - 1])) {
         return args.pop(); // modify the args array!
     }
-    return null;
 };
 
 /**
@@ -3019,6 +3145,7 @@ Method.prototype.formatOutput = function (result) {
  */
 Method.prototype.attachToObject = function (obj) {
     var func = this.send.bind(this);
+    func.request = this.request.bind(this);
     func.call = this.call; // that's ugly. filter.js uses it
     var name = this.name.split('.');
     if (name.length > 1) {
@@ -3049,6 +3176,19 @@ Method.prototype.toPayload = function (args) {
     };
 };
 
+/**
+ * Should be called to create pure JSONRPC request which can be used in batch request
+ *
+ * @method request
+ * @param {...} params
+ * @return {Object} jsonrpc request
+ */
+Method.prototype.request = function () {
+    var payload = this.toPayload(Array.prototype.slice.call(arguments));
+    payload.format = this.formatOutput.bind(this);
+    return payload;
+};
+
 /**
  * Should send request to the API
  *
@@ -3061,7 +3201,7 @@ Method.prototype.send = function () {
     if (payload.callback) {
         var self = this;
         return RequestManager.getInstance().sendAsync(payload, function (err, result) {
-            payload.callback(null, self.formatOutput(result));
+            payload.callback(err, self.formatOutput(result));
         });
     }
     return this.formatOutput(RequestManager.getInstance().send(payload));
@@ -3070,7 +3210,7 @@ Method.prototype.send = function () {
 module.exports = Method;
 
 
-},{"../utils/utils":8,"./errors":13,"./requestmanager":25}],22:[function(require,module,exports){
+},{"../utils/utils":6,"./errors":12,"./requestmanager":24}],21:[function(require,module,exports){
 /*
     This file is part of ethereum.js.
 
@@ -3120,7 +3260,7 @@ module.exports = {
 };
 
 
-},{"../utils/utils":8,"./property":23}],23:[function(require,module,exports){
+},{"../utils/utils":6,"./property":22}],22:[function(require,module,exports){
 /*
     This file is part of ethereum.js.
 
@@ -3186,16 +3326,23 @@ Property.prototype.formatOutput = function (result) {
 Property.prototype.attachToObject = function (obj) {
     var proto = {
         get: this.get.bind(this),
-        set: this.set.bind(this)
     };
 
-    var name = this.name.split('.');
+    var names = this.name.split('.');
-    if (name.length > 1) {
+    var name = names[0];
-        obj[name[0]] = obj[name[0]] || {};
+    if (names.length > 1) {
-        Object.defineProperty(obj[name[0]], name[1], proto); 
+        obj[names[0]] = obj[names[0]] || {};
-    } else {
+        obj = obj[names[0]];
-        Object.defineProperty(obj, name[0], proto);
+        name = names[1];
     }
+    
+    Object.defineProperty(obj, name, proto);
+
+    var toAsyncName = function (prefix, name) {
+        return prefix + name.charAt(0).toUpperCase() + name.slice(1);
+    };
+
+    obj[toAsyncName('get', name)] = this.getAsync.bind(this);
 };
 
 /**
@@ -3211,22 +3358,27 @@ Property.prototype.get = function () {
 };
 
 /**
- * Should be used to set value of the property
+ * Should be used to asynchrounously get value of property
  *
- * @method set
+ * @method getAsync
- * @param {Object} new value of the property
+ * @param {Function}
  */
-Property.prototype.set = function (value) {
+Property.prototype.getAsync = function (callback) {
-    return RequestManager.getInstance().send({
+    var self = this;
-        method: this.setter,
+    RequestManager.getInstance().sendAsync({
-        params: [this.formatInput(value)]
+        method: this.getter
+    }, function (err, result) {
+        if (err) {
+            return callback(err);
+        }
+        callback(err, self.formatOutput(result));
     });
 };
 
 module.exports = Property;
 
 
-},{"./requestmanager":25}],24:[function(require,module,exports){
+},{"./requestmanager":24}],23:[function(require,module,exports){
 /*
     This file is part of ethereum.js.
 
@@ -3261,7 +3413,7 @@ QtSyncProvider.prototype.send = function (payload) {
 module.exports = QtSyncProvider;
 
 
-},{}],25:[function(require,module,exports){
+},{}],24:[function(require,module,exports){
 /*
     This file is part of ethereum.js.
 
@@ -3369,6 +3521,33 @@ RequestManager.prototype.sendAsync = function (data, callback) {
     });
 };
 
+/**
+ * Should be called to asynchronously send batch request
+ *
+ * @method sendBatch
+ * @param {Array} batch data
+ * @param {Function} callback
+ */
+RequestManager.prototype.sendBatch = function (data, callback) {
+    if (!this.provider) {
+        return callback(errors.InvalidProvider());
+    }
+
+    var payload = Jsonrpc.getInstance().toBatchPayload(data);
+
+    this.provider.sendAsync(payload, function (err, results) {
+        if (err) {
+            return callback(err);
+        }
+
+        if (!utils.isArray(results)) {
+            return callback(errors.InvalidResponse(results));
+        }
+
+        callback(err, results);
+    }); 
+};
+
 /**
  * Should be used to set provider of request manager
  *
@@ -3482,7 +3661,7 @@ RequestManager.prototype.poll = function () {
 module.exports = RequestManager;
 
 
-},{"../utils/config":7,"../utils/utils":8,"./errors":13,"./jsonrpc":20}],26:[function(require,module,exports){
+},{"../utils/config":5,"../utils/utils":6,"./errors":12,"./jsonrpc":19}],25:[function(require,module,exports){
 /*
     This file is part of ethereum.js.
 
@@ -3552,7 +3731,7 @@ module.exports = {
 };
 
 
-},{"./formatters":17,"./method":21}],27:[function(require,module,exports){
+},{"./formatters":16,"./method":20}],26:[function(require,module,exports){
 /*
     This file is part of ethereum.js.
 
@@ -3580,7 +3759,20 @@ var Method = require('./method');
 /// @returns an array of objects describing web3.eth.filter api methods
 var eth = function () {
     var newFilterCall = function (args) {
-        return typeof args[0] === 'string' ? 'eth_newBlockFilter' : 'eth_newFilter';
+        var type = args[0];
+
+        switch(type) {
+            case 'latest':
+                args.pop();
+                this.params = 0;
+                return 'eth_newBlockFilter';
+            case 'pending':
+                args.pop();
+                this.params = 0;
+                return 'eth_newPendingTransactionFilter';
+            default:
+                return 'eth_newFilter';
+        }
     };
 
     var newFilter = new Method({
@@ -3655,7 +3847,7 @@ module.exports = {
 };
 
 
-},{"./method":21}],28:[function(require,module,exports){
+},{"./method":20}],27:[function(require,module,exports){
 
 },{}],"bignumber.js":[function(require,module,exports){
 'use strict';
@@ -3668,7 +3860,6 @@ var web3 = require('./lib/web3');
 web3.providers.HttpProvider = require('./lib/web3/httpprovider');
 web3.providers.QtSyncProvider = require('./lib/web3/qtsync');
 web3.eth.contract = require('./lib/web3/contract');
-web3.abi = require('./lib/solidity/abi');
 
 // dont override global variable
 if (typeof window !== 'undefined' && typeof window.web3 === 'undefined') {
@@ -3678,7 +3869,7 @@ if (typeof window !== 'undefined' && typeof window.web3 === 'undefined') {
 module.exports = web3;
 
 
-},{"./lib/solidity/abi":1,"./lib/web3":10,"./lib/web3/contract":11,"./lib/web3/httpprovider":19,"./lib/web3/qtsync":24}]},{},["web3"])
+},{"./lib/web3":8,"./lib/web3/contract":10,"./lib/web3/httpprovider":18,"./lib/web3/qtsync":23}]},{},["web3"])
 
 
 //# sourceMappingURL=web3-light.js.map

dist/web3.js

@@ -15,52 +15,6 @@ require=(function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof requ
     You should have received a copy of the GNU Lesser General Public License
     along with ethereum.js.  If not, see <http://www.gnu.org/licenses/>.
 */
-/** 
- * @file abi.js
- * @author Marek Kotewicz <marek@ethdev.com>
- * @author Gav Wood <g@ethdev.com>
- * @date 2014
- */
-
-var coder = require('./coder');
-var utils = require('./utils');
-
-var formatConstructorParams = function (abi, params) {
-    var constructor = utils.getConstructor(abi, params.length);
-    if (!constructor) {
-        if (params.length > 0) {
-            console.warn("didn't found matching constructor, using default one");
-        }
-        return '';
-    }
-
-    return coder.encodeParams(constructor.inputs.map(function (input) {
-        return input.type;
-    }), params);
-};
-
-module.exports = {
-    formatConstructorParams: formatConstructorParams
-};
-
-
-},{"./coder":2,"./utils":5}],2:[function(require,module,exports){
-/*
-    This file is part of ethereum.js.
-
-    ethereum.js is free software: you can redistribute it and/or modify
-    it under the terms of the GNU Lesser General Public License as published by
-    the Free Software Foundation, either version 3 of the License, or
-    (at your option) any later version.
-
-    ethereum.js is distributed in the hope that it will be useful,
-    but WITHOUT ANY WARRANTY; without even the implied warranty of
-    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-    GNU Lesser General Public License for more details.
-
-    You should have received a copy of the GNU Lesser General Public License
-    along with ethereum.js.  If not, see <http://www.gnu.org/licenses/>.
-*/
 /** 
  * @file coder.js
  * @author Marek Kotewicz <marek@ethdev.com>
@@ -328,7 +282,7 @@ var coder = new SolidityCoder([
 module.exports = coder;
 
 
-},{"../utils/utils":8,"./formatters":3,"./param":4,"bignumber.js":"bignumber.js"}],3:[function(require,module,exports){
+},{"../utils/utils":6,"./formatters":2,"./param":3,"bignumber.js":"bignumber.js"}],2:[function(require,module,exports){
 /*
     This file is part of ethereum.js.
 
@@ -548,7 +502,7 @@ module.exports = {
 };
 
 
-},{"../utils/config":7,"../utils/utils":8,"./param":4,"bignumber.js":"bignumber.js"}],4:[function(require,module,exports){
+},{"../utils/config":5,"../utils/utils":6,"./param":3,"bignumber.js":"bignumber.js"}],3:[function(require,module,exports){
 /*
     This file is part of ethereum.js.
 
@@ -760,54 +714,7 @@ SolidityParam.decodeArray = function (bytes, index) {
 module.exports = SolidityParam;
 
 
-},{"../utils/utils":8}],5:[function(require,module,exports){
+},{"../utils/utils":6}],4:[function(require,module,exports){
-/*
-    This file is part of ethereum.js.
-
-    ethereum.js is free software: you can redistribute it and/or modify
-    it under the terms of the GNU Lesser General Public License as published by
-    the Free Software Foundation, either version 3 of the License, or
-    (at your option) any later version.
-
-    ethereum.js is distributed in the hope that it will be useful,
-    but WITHOUT ANY WARRANTY; without even the implied warranty of
-    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-    GNU Lesser General Public License for more details.
-
-    You should have received a copy of the GNU Lesser General Public License
-    along with ethereum.js.  If not, see <http://www.gnu.org/licenses/>.
-*/
-/**
- * @file utils.js
- * @author Marek Kotewicz <marek@ethdev.com>
- * @date 2015
- */
-
-/**
- * Returns the contstructor with matching number of arguments
- *
- * @method getConstructor
- * @param {Array} abi
- * @param {Number} numberOfArgs
- * @returns {Object} constructor function abi
- */
-var getConstructor = function (abi, numberOfArgs) {
-    return abi.filter(function (f) {
-        return f.type === 'constructor' && f.inputs.length === numberOfArgs;
-    })[0];
-};
-
-//var getSupremeType = function (type) {
-    //return type.substr(0, type.indexOf('[')) + ']';
-//};
-
-
-module.exports = {
-    getConstructor: getConstructor
-};
-
-
-},{}],6:[function(require,module,exports){
 'use strict';
 
 // go env doesn't have and need XMLHttpRequest
@@ -818,7 +725,7 @@ if (typeof XMLHttpRequest === 'undefined') {
 }
 
 
-},{}],7:[function(require,module,exports){
+},{}],5:[function(require,module,exports){
 /*
     This file is part of ethereum.js.
 
@@ -890,7 +797,7 @@ module.exports = {
 };
 
 
-},{"bignumber.js":"bignumber.js"}],8:[function(require,module,exports){
+},{"bignumber.js":"bignumber.js"}],6:[function(require,module,exports){
 /*
     This file is part of ethereum.js.
 
@@ -1256,6 +1163,7 @@ var toAddress = function (address) {
     return '0x' + padLeft(toHex(address).substr(2), 40);
 };
 
+
 /**
  * Returns true if object is BigNumber, otherwise false
  *
@@ -1366,12 +1274,12 @@ module.exports = {
 };
 
 
-},{"bignumber.js":"bignumber.js"}],9:[function(require,module,exports){
+},{"bignumber.js":"bignumber.js"}],7:[function(require,module,exports){
 module.exports={
-    "version": "0.3.6"
+    "version": "0.4.2"
 }
 
-},{}],10:[function(require,module,exports){
+},{}],8:[function(require,module,exports){
 /*
     This file is part of ethereum.js.
 
@@ -1411,6 +1319,7 @@ var RequestManager = require('./web3/requestmanager');
 var c = require('./utils/config');
 var Method = require('./web3/method');
 var Property = require('./web3/property');
+var Batch = require('./web3/batch');
 
 var web3Methods = [
     new Method({
@@ -1503,6 +1412,9 @@ web3.toBigNumber = utils.toBigNumber;
 web3.toWei = utils.toWei;
 web3.fromWei = utils.fromWei;
 web3.isAddress = utils.isAddress;
+web3.createBatch = function () {
+    return new Batch();
+};
 
 // ADD defaultblock
 Object.defineProperty(web3.eth, 'defaultBlock', {
@@ -1538,7 +1450,70 @@ setupMethods(web3.shh, shh.methods);
 module.exports = web3;
 
 
-},{"./utils/config":7,"./utils/utils":8,"./version.json":9,"./web3/db":12,"./web3/eth":14,"./web3/filter":16,"./web3/formatters":17,"./web3/method":21,"./web3/net":22,"./web3/property":23,"./web3/requestmanager":25,"./web3/shh":26,"./web3/watches":27}],11:[function(require,module,exports){
+},{"./utils/config":5,"./utils/utils":6,"./version.json":7,"./web3/batch":9,"./web3/db":11,"./web3/eth":13,"./web3/filter":15,"./web3/formatters":16,"./web3/method":20,"./web3/net":21,"./web3/property":22,"./web3/requestmanager":24,"./web3/shh":25,"./web3/watches":26}],9:[function(require,module,exports){
+/*
+    This file is part of ethereum.js.
+
+    ethereum.js is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Lesser General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    ethereum.js is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU Lesser General Public License for more details.
+
+    You should have received a copy of the GNU Lesser General Public License
+    along with ethereum.js.  If not, see <http://www.gnu.org/licenses/>.
+*/
+/** 
+ * @file batch.js
+ * @author Marek Kotewicz <marek@ethdev.com>
+ * @date 2015
+ */
+
+var RequestManager = require('./requestmanager');
+
+var Batch = function () {
+    this.requests = [];
+};
+
+/**
+ * Should be called to add create new request to batch request
+ *
+ * @method add
+ * @param {Object} jsonrpc requet object
+ */
+Batch.prototype.add = function (request) {
+    this.requests.push(request);
+};
+
+/**
+ * Should be called to execute batch request
+ *
+ * @method execute
+ */
+Batch.prototype.execute = function () {
+    var requests = this.requests;
+    RequestManager.getInstance().sendBatch(requests, function (err, results) {
+        results = results || [];
+        requests.map(function (request, index) {
+            return results[index] || {};
+        }).map(function (result, index) {
+            return requests[index].format ? requests[index].format(result.result) : result.result;
+        }).forEach(function (result, index) {
+            if (requests[index].callback) {
+                requests[index].callback(err, result);
+            }
+        });
+    }); 
+};
+
+module.exports = Batch;
+
+
+},{"./requestmanager":24}],10:[function(require,module,exports){
 /*
     This file is part of ethereum.js.
 
@@ -1562,13 +1537,39 @@ module.exports = web3;
  */
 
 var web3 = require('../web3'); 
-var solAbi = require('../solidity/abi');
 var utils = require('../utils/utils');
+var coder = require('../solidity/coder');
 var SolidityEvent = require('./event');
 var SolidityFunction = require('./function');
 
-var addFunctionsToContract = function (contract, desc) {
+/**
-    desc.filter(function (json) {
+ * Should be called to encode constructor params
+ *
+ * @method encodeConstructorParams
+ * @param {Array} abi
+ * @param {Array} constructor params
+ */
+var encodeConstructorParams = function (abi, params) {
+    return abi.filter(function (json) {
+        return json.type === 'constructor' && json.inputs.length === params.length;
+    }).map(function (json) {
+        return json.inputs.map(function (input) {
+            return input.type;
+        });
+    }).map(function (types) {
+        return coder.encodeParams(types, params);
+    })[0] || '';
+};
+
+/**
+ * Should be called to add functions to contract object
+ *
+ * @method addFunctionsToContract
+ * @param {Contract} contract
+ * @param {Array} abi
+ */
+var addFunctionsToContract = function (contract, abi) {
+    abi.filter(function (json) {
         return json.type === 'function';
     }).map(function (json) {
         return new SolidityFunction(json, contract.address);
@@ -1577,8 +1578,15 @@ var addFunctionsToContract = function (contract, desc) {
     });
 };
 
-var addEventsToContract = function (contract, desc) {
+/**
-    desc.filter(function (json) {
+ * Should be called to add events to contract object
+ *
+ * @method addEventsToContract
+ * @param {Contract} contract
+ * @param {Array} abi
+ */
+var addEventsToContract = function (contract, abi) {
+    abi.filter(function (json) {
         return json.type === 'event';
     }).map(function (json) {
         return new SolidityEvent(json, contract.address);
@@ -1588,65 +1596,106 @@ var addEventsToContract = function (contract, desc) {
 };
 
 /**
- * This method should be called when we want to call / transact some solidity method from javascript
+ * Should be called to create new ContractFactory
- * it returns an object which has same methods available as solidity contract description
- * usage example: 
- *
- * var abi = [{
- *      name: 'myMethod',
- *      inputs: [{ name: 'a', type: 'string' }],
- *      outputs: [{name: 'd', type: 'string' }]
- * }];  // contract abi
- *
- * var MyContract = web3.eth.contract(abi); // creation of contract prototype
- *
- * var contractInstance = new MyContract('0x0123123121');
- *
- * contractInstance.myMethod('this is test string param for call'); // myMethod call (implicit, default)
- * contractInstance.call().myMethod('this is test string param for call'); // myMethod call (explicit)
- * contractInstance.sendTransaction().myMethod('this is test string param for transact'); // myMethod sendTransaction
  *
- * @param abi - abi json description of the contract, which is being created
+ * @method contract
- * @returns contract object
+ * @param {Array} abi
+ * @returns {ContractFactory} new contract factory
  */
 var contract = function (abi) {
+    return new ContractFactory(abi);
+};
 
-    // return prototype
+/**
-    return Contract.bind(null, abi);
+ * Should be called to create new ContractFactory instance
+ *
+ * @method ContractFactory
+ * @param {Array} abi
+ */
+var ContractFactory = function (abi) {
+    this.abi = abi;
 };
 
-var Contract = function (abi, options) {
+/**
+ * Should be called to create new contract on a blockchain
+ * 
+ * @method new
+ * @param {Any} contract constructor param1 (optional)
+ * @param {Any} contract constructor param2 (optional)
+ * @param {Object} contract transaction object (required)
+ * @param {Function} callback
+ * @returns {Contract} returns contract if no callback was passed,
+ * otherwise calls callback function (err, contract)
+ */
+ContractFactory.prototype.new = function () {
+    // parse arguments
+    var options = {}; // required!
+    var callback;
 
-    this.address = '';
+    var args = Array.prototype.slice.call(arguments);
-    if (utils.isAddress(options)) {
+    if (utils.isFunction(args[args.length - 1])) {
-        this.address = options;
+        callback = args.pop();
-    } else { // is an object!
-        // TODO, parse the rest of the args
-        options = options || {};
-        var args = Array.prototype.slice.call(arguments, 2);
-        var bytes = solAbi.formatConstructorParams(abi, args);
-        options.data += bytes;
-        this.address = web3.eth.sendTransaction(options);
     }
 
-    addFunctionsToContract(this, abi);
+    var last = args[args.length - 1];
-    addEventsToContract(this, abi);
+    if (utils.isObject(last) && !utils.isArray(last)) {
+        options = args.pop();
+    }
+
+    // throw an error if there are no options
+
+    var bytes = encodeConstructorParams(this.abi, args);
+    options.data += bytes;
+
+    if (!callback) {
+        var address = web3.eth.sendTransaction(options);
+        return this.at(address);
+    }
+  
+    var self = this;
+    web3.eth.sendTransaction(options, function (err, address) {
+        if (err) {
+            callback(err);
+        }
+        self.at(address, callback); 
+    }); 
 };
 
-Contract.prototype.call = function () {
+/**
-    console.error('contract.call is deprecated');
+ * Should be called to get access to existing contract on a blockchain
-    return this;
+ *
+ * @method at
+ * @param {Address} contract address (required)
+ * @param {Function} callback {optional)
+ * @returns {Contract} returns contract if no callback was passed,
+ * otherwise calls callback function (err, contract)
+ */
+ContractFactory.prototype.at = function (address, callback) {
+    // TODO: address is required
+    
+    if (callback) {
+        callback(null, new Contract(this.abi, address));
+    } 
+    return new Contract(this.abi, address);
 };
 
-Contract.prototype.sendTransaction = function () {
+/**
-    console.error('contract.sendTransact is deprecated');
+ * Should be called to create new contract instance
-    return this;
+ *
+ * @method Contract
+ * @param {Array} abi
+ * @param {Address} contract address
+ */
+var Contract = function (abi, address) {
+    this.address = address;
+    addFunctionsToContract(this, abi);
+    addEventsToContract(this, abi);
 };
 
 module.exports = contract;
 
 
-},{"../solidity/abi":1,"../utils/utils":8,"../web3":10,"./event":15,"./function":18}],12:[function(require,module,exports){
+},{"../solidity/coder":1,"../utils/utils":6,"../web3":8,"./event":14,"./function":17}],11:[function(require,module,exports){
 /*
     This file is part of ethereum.js.
 
@@ -1704,7 +1753,7 @@ module.exports = {
     methods: methods
 };
 
-},{"./method":21}],13:[function(require,module,exports){
+},{"./method":20}],12:[function(require,module,exports){
 /*
     This file is part of ethereum.js.
 
@@ -1744,7 +1793,7 @@ module.exports = {
 };
 
 
-},{}],14:[function(require,module,exports){
+},{}],13:[function(require,module,exports){
 /*
     This file is part of ethereum.js.
 
@@ -1921,6 +1970,14 @@ var call = new Method({
     inputFormatter: [formatters.inputTransactionFormatter, formatters.inputDefaultBlockNumberFormatter]
 });
 
+var estimateGas = new Method({
+    name: 'estimateGas',
+    call: 'eth_estimateGas',
+    params: 1,
+    inputFormatter: [formatters.inputTransactionFormatter],
+    outputFormatter: utils.toDecimal
+});
+
 var compileSolidity = new Method({
     name: 'compile.solidity',
     call: 'eth_compileSolidity',
@@ -1939,6 +1996,18 @@ var compileSerpent = new Method({
     params: 1
 });
 
+var submitWork = new Method({
+    name: 'submitWork',
+    call: 'eth_submitWork',
+    params: 3
+});
+
+var getWork = new Method({
+    name: 'getWork',
+    call: 'eth_getWork',
+    params: 0
+});
+
 var methods = [
     getBalance,
     getStorageAt,
@@ -1952,10 +2021,13 @@ var methods = [
     getTransactionFromBlock,
     getTransactionCount,
     call,
+    estimateGas,
     sendTransaction,
     compileSolidity,
     compileLLL,
     compileSerpent,
+    submitWork,
+    getWork
 ];
 
 /// @returns an array of objects describing web3.eth api properties
@@ -1998,7 +2070,7 @@ module.exports = {
 };
 
 
-},{"../utils/utils":8,"./formatters":17,"./method":21,"./property":23}],15:[function(require,module,exports){
+},{"../utils/utils":6,"./formatters":16,"./method":20,"./property":22}],14:[function(require,module,exports){
 /*
     This file is part of ethereum.js.
 
@@ -2194,7 +2266,7 @@ SolidityEvent.prototype.attachToContract = function (contract) {
 module.exports = SolidityEvent;
 
 
-},{"../solidity/coder":2,"../utils/utils":8,"../web3":10,"./formatters":17}],16:[function(require,module,exports){
+},{"../solidity/coder":1,"../utils/utils":6,"../web3":8,"./formatters":16}],15:[function(require,module,exports){
 /*
     This file is part of ethereum.js.
 
@@ -2351,7 +2423,7 @@ Filter.prototype.get = function (callback) {
 module.exports = Filter;
 
 
-},{"../utils/utils":8,"./formatters":17,"./requestmanager":25}],17:[function(require,module,exports){
+},{"../utils/utils":6,"./formatters":16,"./requestmanager":24}],16:[function(require,module,exports){
 /*
     This file is part of ethereum.js.
 
@@ -2571,7 +2643,7 @@ module.exports = {
 };
 
 
-},{"../utils/config":7,"../utils/utils":8}],18:[function(require,module,exports){
+},{"../utils/config":5,"../utils/utils":6}],17:[function(require,module,exports){
 /*
     This file is part of ethereum.js.
 
@@ -2613,18 +2685,23 @@ var SolidityFunction = function (json, address) {
     this._address = address;
 };
 
+SolidityFunction.prototype.extractCallback = function (args) {
+    if (utils.isFunction(args[args.length - 1])) {
+        return args.pop(); // modify the args array!
+    }
+};
+
 /**
  * Should be used to create payload from arguments
  *
  * @method toPayload
- * @param {...} solidity function params
+ * @param {Array} solidity function params
  * @param {Object} optional payload options
  */
-SolidityFunction.prototype.toPayload = function () {
+SolidityFunction.prototype.toPayload = function (args) {
-    var args = Array.prototype.slice.call(arguments);
     var options = {};
     if (args.length > this._inputTypes.length && utils.isObject(args[args.length -1])) {
-        options = args.pop();
+        options = args[args.length - 1];
     }
     options.to = this._address;
     options.data = '0x' + this.signature() + coder.encodeParams(this._inputTypes, args);
@@ -2641,19 +2718,41 @@ SolidityFunction.prototype.signature = function () {
     return web3.sha3(web3.fromAscii(this._name)).slice(2, 10);
 };
 
+
+SolidityFunction.prototype.unpackOutput = function (output) {
+    if (output === null) {
+        return;
+    }
+
+    output = output.length >= 2 ? output.slice(2) : output;
+    var result = coder.decodeParams(this._outputTypes, output);
+    return result.length === 1 ? result[0] : result;
+};
+
 /**
- * Should be used to call function
+ * Calls a contract function.
  *
  * @method call
- * @param {Object} options
+ * @param {...Object} Contract function arguments
+ * @param {function} If the last argument is a function, the contract function
+ *   call will be asynchronous, and the callback will be passed the
+ *   error and result.
  * @return {String} output bytes
  */
 SolidityFunction.prototype.call = function () {
-    var payload = this.toPayload.apply(this, Array.prototype.slice.call(arguments));
+    var args = Array.prototype.slice.call(arguments);
-    var output = web3.eth.call(payload);
+    var callback = this.extractCallback(args);
-    output = output.length >= 2 ? output.slice(2) : output;
+    var payload = this.toPayload(args);
-    var result = coder.decodeParams(this._outputTypes, output);
+
-    return result.length === 1 ? result[0] : result;
+    if (!callback) {
+        var output = web3.eth.call(payload);
+        return this.unpackOutput(output);
+    } 
+        
+    var self = this;
+    web3.eth.call(payload, function (error, output) {
+        callback(error, self.unpackOutput(output));
+    });
 };
 
 /**
@@ -2663,8 +2762,16 @@ SolidityFunction.prototype.call = function () {
  * @param {Object} options
  */
 SolidityFunction.prototype.sendTransaction = function () {
-    var payload = this.toPayload.apply(this, Array.prototype.slice.call(arguments));
+    var args = Array.prototype.slice.call(arguments);
-    web3.eth.sendTransaction(payload);
+    var callback = this.extractCallback(args);
+    var payload = this.toPayload(args);
+
+    if (!callback) {
+        web3.eth.sendTransaction(payload);
+        return;
+    }
+
+    web3.eth.sendTransaction(payload, callback);
 };
 
 /**
@@ -2687,6 +2794,25 @@ SolidityFunction.prototype.typeName = function () {
     return utils.extractTypeName(this._name);
 };
 
+/**
+ * Should be called to get rpc requests from solidity function
+ *
+ * @method request
+ * @returns {Object}
+ */
+SolidityFunction.prototype.request = function () {
+    var args = Array.prototype.slice.call(arguments);
+    var callback = this.extractCallback(args);
+    var payload = this.toPayload(args);
+    var format = this.unpackOutput.bind(this);
+    
+    return {
+        callback: callback,
+        payload: payload, 
+        format: format
+    };
+};
+
 /**
  * Should be called to execute function
  *
@@ -2712,6 +2838,7 @@ SolidityFunction.prototype.execute = function () {
  */
 SolidityFunction.prototype.attachToContract = function (contract) {
     var execute = this.execute.bind(this);
+    execute.request = this.request.bind(this);
     execute.call = this.call.bind(this);
     execute.sendTransaction = this.sendTransaction.bind(this);
     var displayName = this.displayName();
@@ -2724,7 +2851,7 @@ SolidityFunction.prototype.attachToContract = function (contract) {
 module.exports = SolidityFunction;
 
 
-},{"../solidity/coder":2,"../utils/utils":8,"../web3":10}],19:[function(require,module,exports){
+},{"../solidity/coder":1,"../utils/utils":6,"../web3":8}],18:[function(require,module,exports){
 /*
     This file is part of ethereum.js.
 
@@ -2816,7 +2943,7 @@ HttpProvider.prototype.sendAsync = function (payload, callback) {
 module.exports = HttpProvider;
 
 
-},{"./errors":13,"xmlhttprequest":6}],20:[function(require,module,exports){
+},{"./errors":12,"xmlhttprequest":4}],19:[function(require,module,exports){
 /*
     This file is part of ethereum.js.
 
@@ -2909,7 +3036,7 @@ Jsonrpc.prototype.toBatchPayload = function (messages) {
 module.exports = Jsonrpc;
 
 
-},{}],21:[function(require,module,exports){
+},{}],20:[function(require,module,exports){
 /*
     This file is part of ethereum.js.
 
@@ -2966,7 +3093,6 @@ Method.prototype.extractCallback = function (args) {
     if (utils.isFunction(args[args.length - 1])) {
         return args.pop(); // modify the args array!
     }
-    return null;
 };
 
 /**
@@ -3019,6 +3145,7 @@ Method.prototype.formatOutput = function (result) {
  */
 Method.prototype.attachToObject = function (obj) {
     var func = this.send.bind(this);
+    func.request = this.request.bind(this);
     func.call = this.call; // that's ugly. filter.js uses it
     var name = this.name.split('.');
     if (name.length > 1) {
@@ -3049,6 +3176,19 @@ Method.prototype.toPayload = function (args) {
     };
 };
 
+/**
+ * Should be called to create pure JSONRPC request which can be used in batch request
+ *
+ * @method request
+ * @param {...} params
+ * @return {Object} jsonrpc request
+ */
+Method.prototype.request = function () {
+    var payload = this.toPayload(Array.prototype.slice.call(arguments));
+    payload.format = this.formatOutput.bind(this);
+    return payload;
+};
+
 /**
  * Should send request to the API
  *
@@ -3061,7 +3201,7 @@ Method.prototype.send = function () {
     if (payload.callback) {
         var self = this;
         return RequestManager.getInstance().sendAsync(payload, function (err, result) {
-            payload.callback(null, self.formatOutput(result));
+            payload.callback(err, self.formatOutput(result));
         });
     }
     return this.formatOutput(RequestManager.getInstance().send(payload));
@@ -3070,7 +3210,7 @@ Method.prototype.send = function () {
 module.exports = Method;
 
 
-},{"../utils/utils":8,"./errors":13,"./requestmanager":25}],22:[function(require,module,exports){
+},{"../utils/utils":6,"./errors":12,"./requestmanager":24}],21:[function(require,module,exports){
 /*
     This file is part of ethereum.js.
 
@@ -3120,7 +3260,7 @@ module.exports = {
 };
 
 
-},{"../utils/utils":8,"./property":23}],23:[function(require,module,exports){
+},{"../utils/utils":6,"./property":22}],22:[function(require,module,exports){
 /*
     This file is part of ethereum.js.
 
@@ -3186,16 +3326,23 @@ Property.prototype.formatOutput = function (result) {
 Property.prototype.attachToObject = function (obj) {
     var proto = {
         get: this.get.bind(this),
-        set: this.set.bind(this)
     };
 
-    var name = this.name.split('.');
+    var names = this.name.split('.');
-    if (name.length > 1) {
+    var name = names[0];
-        obj[name[0]] = obj[name[0]] || {};
+    if (names.length > 1) {
-        Object.defineProperty(obj[name[0]], name[1], proto); 
+        obj[names[0]] = obj[names[0]] || {};
-    } else {
+        obj = obj[names[0]];
-        Object.defineProperty(obj, name[0], proto);
+        name = names[1];
     }
+    
+    Object.defineProperty(obj, name, proto);
+
+    var toAsyncName = function (prefix, name) {
+        return prefix + name.charAt(0).toUpperCase() + name.slice(1);
+    };
+
+    obj[toAsyncName('get', name)] = this.getAsync.bind(this);
 };
 
 /**
@@ -3211,22 +3358,27 @@ Property.prototype.get = function () {
 };
 
 /**
- * Should be used to set value of the property
+ * Should be used to asynchrounously get value of property
  *
- * @method set
+ * @method getAsync
- * @param {Object} new value of the property
+ * @param {Function}
  */
-Property.prototype.set = function (value) {
+Property.prototype.getAsync = function (callback) {
-    return RequestManager.getInstance().send({
+    var self = this;
-        method: this.setter,
+    RequestManager.getInstance().sendAsync({
-        params: [this.formatInput(value)]
+        method: this.getter
+    }, function (err, result) {
+        if (err) {
+            return callback(err);
+        }
+        callback(err, self.formatOutput(result));
     });
 };
 
 module.exports = Property;
 
 
-},{"./requestmanager":25}],24:[function(require,module,exports){
+},{"./requestmanager":24}],23:[function(require,module,exports){
 /*
     This file is part of ethereum.js.
 
@@ -3261,7 +3413,7 @@ QtSyncProvider.prototype.send = function (payload) {
 module.exports = QtSyncProvider;
 
 
-},{}],25:[function(require,module,exports){
+},{}],24:[function(require,module,exports){
 /*
     This file is part of ethereum.js.
 
@@ -3369,6 +3521,33 @@ RequestManager.prototype.sendAsync = function (data, callback) {
     });
 };
 
+/**
+ * Should be called to asynchronously send batch request
+ *
+ * @method sendBatch
+ * @param {Array} batch data
+ * @param {Function} callback
+ */
+RequestManager.prototype.sendBatch = function (data, callback) {
+    if (!this.provider) {
+        return callback(errors.InvalidProvider());
+    }
+
+    var payload = Jsonrpc.getInstance().toBatchPayload(data);
+
+    this.provider.sendAsync(payload, function (err, results) {
+        if (err) {
+            return callback(err);
+        }
+
+        if (!utils.isArray(results)) {
+            return callback(errors.InvalidResponse(results));
+        }
+
+        callback(err, results);
+    }); 
+};
+
 /**
  * Should be used to set provider of request manager
  *
@@ -3482,7 +3661,7 @@ RequestManager.prototype.poll = function () {
 module.exports = RequestManager;
 
 
-},{"../utils/config":7,"../utils/utils":8,"./errors":13,"./jsonrpc":20}],26:[function(require,module,exports){
+},{"../utils/config":5,"../utils/utils":6,"./errors":12,"./jsonrpc":19}],25:[function(require,module,exports){
 /*
     This file is part of ethereum.js.
 
@@ -3552,7 +3731,7 @@ module.exports = {
 };
 
 
-},{"./formatters":17,"./method":21}],27:[function(require,module,exports){
+},{"./formatters":16,"./method":20}],26:[function(require,module,exports){
 /*
     This file is part of ethereum.js.
 
@@ -3580,7 +3759,20 @@ var Method = require('./method');
 /// @returns an array of objects describing web3.eth.filter api methods
 var eth = function () {
     var newFilterCall = function (args) {
-        return typeof args[0] === 'string' ? 'eth_newBlockFilter' : 'eth_newFilter';
+        var type = args[0];
+
+        switch(type) {
+            case 'latest':
+                args.pop();
+                this.params = 0;
+                return 'eth_newBlockFilter';
+            case 'pending':
+                args.pop();
+                this.params = 0;
+                return 'eth_newPendingTransactionFilter';
+            default:
+                return 'eth_newFilter';
+        }
     };
 
     var newFilter = new Method({
@@ -3655,7 +3847,7 @@ module.exports = {
 };
 
 
-},{"./method":21}],28:[function(require,module,exports){
+},{"./method":20}],27:[function(require,module,exports){
 
 },{}],"bignumber.js":[function(require,module,exports){
 /*! bignumber.js v2.0.7 https://github.com/MikeMcl/bignumber.js/LICENCE */
@@ -6342,12 +6534,11 @@ module.exports = {
     }
 })(this);
 
-},{"crypto":28}],"web3":[function(require,module,exports){
+},{"crypto":27}],"web3":[function(require,module,exports){
 var web3 = require('./lib/web3');
 web3.providers.HttpProvider = require('./lib/web3/httpprovider');
 web3.providers.QtSyncProvider = require('./lib/web3/qtsync');
 web3.eth.contract = require('./lib/web3/contract');
-web3.abi = require('./lib/solidity/abi');
 
 // dont override global variable
 if (typeof window !== 'undefined' && typeof window.web3 === 'undefined') {
@@ -6357,7 +6548,7 @@ if (typeof window !== 'undefined' && typeof window.web3 === 'undefined') {
 module.exports = web3;
 
 
-},{"./lib/solidity/abi":1,"./lib/web3":10,"./lib/web3/contract":11,"./lib/web3/httpprovider":19,"./lib/web3/qtsync":24}]},{},["web3"])
+},{"./lib/web3":8,"./lib/web3/contract":10,"./lib/web3/httpprovider":18,"./lib/web3/qtsync":23}]},{},["web3"])
 
 
 //# sourceMappingURL=web3.js.map

example/contract.html

@@ -8,14 +8,16 @@
     var web3 = require('web3');
     web3.setProvider(new web3.providers.HttpProvider("http://localhost:8545"));
 
-    // solidity source code
+    // solidity code code
-    /*var source = "" +*/
+    var source = "" +
-    /*"contract test {\n" +*/
+    "contract test {\n" +
-    /*"   function multiply(uint a) constant returns(uint d) {\n" +*/
+    "   function multiply(uint a) constant returns(uint d) {\n" +
-    /*"       return a * 7;\n" +*/
+    "       return a * 7;\n" +
-    /*"   }\n" +*/
+    "   }\n" +
-    /*"}\n";*/
+    "}\n";
-    var source = "605280600c6000396000f3006000357c010000000000000000000000000000000000000000000000000000000090048063c6888fa114602e57005b60376004356041565b8060005260206000f35b6000600782029050604d565b91905056";
+
+    var code = web3.eth.compile.solidity(source).code;
+    /*var code = "605280600c6000396000f3006000357c010000000000000000000000000000000000000000000000000000000090048063c6888fa114602e57005b60376004356041565b8060005260206000f35b6000600782029050604d565b91905056";*/
 
     // contract description, this is autogenerated using solc CLI
     var desc = [{
@@ -37,15 +39,30 @@
     function createExampleContract() {
         // hide create button
         document.getElementById('create').style.visibility = 'hidden'; 
-        document.getElementById('source').innerText = source;
+        document.getElementById('code').innerText = code;
 
         // let's assume that coinbase is our account
         web3.eth.defaultAccount = web3.eth.coinbase;
 
+        var watch = web3.eth.filter('latest');
+
         // create contract
-        var Contract = web3.eth.contract(desc);
+        myContract = web3.eth.contract(desc).new({data: code});
-        myContract = new Contract({data: source});
+        console.log('address: ' + myContract.address);
-        document.getElementById('call').style.visibility = 'visible';
+        document.getElementById('status').innerText = "transaction sent, waiting for confirmation";
+        watch.watch(function (err, hash) {
+            var block = web3.eth.getBlock(hash, true); 
+            var contractMined = block.transactions.reduce(function (mined, th) {
+                // TODO: compiled code do not have 0x prefix
+                return mined || (th.from === web3.eth.defaultAccount && th.input.indexOf(code) !== -1);
+            }, false);
+
+            if (contractMined) {
+                document.getElementById('status').innerText = 'Mined!';
+                document.getElementById('call').style.visibility = 'visible';
+            }
+        });
+
     }
 
     function callExampleContract() {
@@ -61,7 +78,8 @@
 </head>
 <body>
     <h1>contract</h1>
-    <div id="source"></div> 
+    <div id="code"></div> 
+    <div id="status"></div>
     <div id='create'>
         <button type="button" onClick="createExampleContract();">create example contract</button>
     </div>

example/event_inc.html

@@ -6,19 +6,20 @@
         var web3 = require('web3');
         web3.setProvider(new web3.providers.HttpProvider('http://localhost:8545'));
 
-        /*var source = "" + */
+        var source = "" +
-        /*"contract Contract { " +*/
+        "contract Contract { " +
-        /*"   event Incremented(bool indexed odd, uint x); " +*/
+        "   event Incremented(bool indexed odd, uint x); " +
-        /*"   function Contract() { " +*/
+        "   function Contract() { " +
-        /*"        x = 69; " +*/
+        "        x = 70; " +
-        /*"    } " +*/
+        "    } " +
-        /*"    function inc() { " +*/
+        "    function inc() { " +
-        /*"        ++x; " +*/
+        "        ++x; " +
-        /*"        Incremented(x % 2 == 1, x); " +*/
+        "        Incremented(x % 2 == 1, x); " +
-        /*"    } " +*/
+        "    } " +
-        /*"    uint x; " +*/
+        "    uint x; " +
-        /*"}";*/
+        "}";
-        var source = "5b60456000600050819055505b608c8060196000396000f3006000357c010000000000000000000000000000000000000000000000000000000090048063371303c014602e57005b6034603a565b60006000f35b6000600081815054600101919050819055506001600260006000505406147f6e61ef44ac2747ff8b84d353a908eb8bd5c3fb118334d57698c5cfc7041196ad600060006000505481526020016000a25b56";
+        var code = web3.eth.compile.solidity(source).code;
+        /*var code = "5b60456000600050819055505b608c8060196000396000f3006000357c010000000000000000000000000000000000000000000000000000000090048063371303c014602e57005b6034603a565b60006000f35b6000600081815054600101919050819055506001600260006000505406147f6e61ef44ac2747ff8b84d353a908eb8bd5c3fb118334d57698c5cfc7041196ad600060006000505481526020016000a25b56";*/
 
         var desc = [{
             "constant" : false,
@@ -51,13 +52,40 @@
         var createContract = function () {
             // let's assume that we have a private key to coinbase ;)
             web3.eth.defaultAccount = web3.eth.coinbase;
-            var Contract = web3.eth.contract(desc); 
+            
-            contract = new Contract({data: source});
+            var watch = web3.eth.filter('latest');
+
+            contract = web3.eth.contract(desc).new({data: code});
+            
+            console.log('address: ' + contract.address);
+
+            document.getElementById('create').style.visibility = 'hidden';
+            document.getElementById('status').innerText = "transaction sent, waiting for confirmation";
+            watch.watch(function (err, hash) {
+                var block = web3.eth.getBlock(hash, true); 
+                var contractMined = block.transactions.reduce(function (mined, th) {
+                    // TODO: compiled code do not have 0x prefix
+                    return mined || (th.from === web3.eth.defaultAccount && th.input.indexOf(code) !== -1);
+                }, false);
+
+                if (contractMined) {
+                    document.getElementById('status').innerText = 'Mined!';
+                    document.getElementById('call').style.visibility = 'visible';
+                }
+            });
+
             contract.Incremented({odd: true}).watch(update);
             
         };
 
+        var counter = 0;
         var callContract = function () {
+            counter++;
+            var all = 70 + counter;
+            document.getElementById('count').innerText = 'Transaction sent ' + counter + ' times. ' + 
+                'Expected x value is: ' + (all - (all % 2 ? 0 : 1)) + ' ' +
+                'Waiting for the blocks to be mined...';
+                 
             contract.inc();
         };
 
@@ -66,12 +94,14 @@
     </head>
 
     <body>
+        <div id="status"></div>
         <div>
-            <button type="button" onClick="createContract();">create contract</button>
+            <button id="create" type="button" onClick="createContract();">create contract</button>
         </div>
         <div>
-            <button type="button" onClick="callContract();">test1</button>
+            <button id="call" style="visibility: hidden;" type="button" onClick="callContract();">test1</button>
         </div>
+        <div id='count'></div>
         <div id="result">
         </div>
     </body>

example/node-app.js

@@ -2,11 +2,11 @@
 
 var web3 = require("../index.js");
 
-web3.setProvider(new web3.providers.HttpProvider('http://localhost:8080'));
+web3.setProvider(new web3.providers.HttpProvider('http://localhost:8545'));
 
 var coinbase = web3.eth.coinbase;
 console.log(coinbase);
 
 var balance = web3.eth.getBalance(coinbase);
-console.log(balance);
+console.log(balance.toString(10));
 

index.js

@@ -2,7 +2,6 @@ var web3 = require('./lib/web3');
 web3.providers.HttpProvider = require('./lib/web3/httpprovider');
 web3.providers.QtSyncProvider = require('./lib/web3/qtsync');
 web3.eth.contract = require('./lib/web3/contract');
-web3.abi = require('./lib/solidity/abi');
 
 // dont override global variable
 if (typeof window !== 'undefined' && typeof window.web3 === 'undefined') {

lib/solidity/abi.js

@@ -1,44 +0,0 @@
-/*
-    This file is part of ethereum.js.
-
-    ethereum.js is free software: you can redistribute it and/or modify
-    it under the terms of the GNU Lesser General Public License as published by
-    the Free Software Foundation, either version 3 of the License, or
-    (at your option) any later version.
-
-    ethereum.js is distributed in the hope that it will be useful,
-    but WITHOUT ANY WARRANTY; without even the implied warranty of
-    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-    GNU Lesser General Public License for more details.
-
-    You should have received a copy of the GNU Lesser General Public License
-    along with ethereum.js.  If not, see <http://www.gnu.org/licenses/>.
-*/
-/** 
- * @file abi.js
- * @author Marek Kotewicz <marek@ethdev.com>
- * @author Gav Wood <g@ethdev.com>
- * @date 2014
- */
-
-var coder = require('./coder');
-var utils = require('./utils');
-
-var formatConstructorParams = function (abi, params) {
-    var constructor = utils.getConstructor(abi, params.length);
-    if (!constructor) {
-        if (params.length > 0) {
-            console.warn("didn't found matching constructor, using default one");
-        }
-        return '';
-    }
-
-    return coder.encodeParams(constructor.inputs.map(function (input) {
-        return input.type;
-    }), params);
-};
-
-module.exports = {
-    formatConstructorParams: formatConstructorParams
-};
-

lib/solidity/utils.js

@@ -1,45 +0,0 @@
-/*
-    This file is part of ethereum.js.
-
-    ethereum.js is free software: you can redistribute it and/or modify
-    it under the terms of the GNU Lesser General Public License as published by
-    the Free Software Foundation, either version 3 of the License, or
-    (at your option) any later version.
-
-    ethereum.js is distributed in the hope that it will be useful,
-    but WITHOUT ANY WARRANTY; without even the implied warranty of
-    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-    GNU Lesser General Public License for more details.
-
-    You should have received a copy of the GNU Lesser General Public License
-    along with ethereum.js.  If not, see <http://www.gnu.org/licenses/>.
-*/
-/**
- * @file utils.js
- * @author Marek Kotewicz <marek@ethdev.com>
- * @date 2015
- */
-
-/**
- * Returns the contstructor with matching number of arguments
- *
- * @method getConstructor
- * @param {Array} abi
- * @param {Number} numberOfArgs
- * @returns {Object} constructor function abi
- */
-var getConstructor = function (abi, numberOfArgs) {
-    return abi.filter(function (f) {
-        return f.type === 'constructor' && f.inputs.length === numberOfArgs;
-    })[0];
-};
-
-//var getSupremeType = function (type) {
-    //return type.substr(0, type.indexOf('[')) + ']';
-//};
-
-
-module.exports = {
-    getConstructor: getConstructor
-};
-

lib/utils/utils.js

@@ -363,6 +363,7 @@ var toAddress = function (address) {
     return '0x' + padLeft(toHex(address).substr(2), 40);
 };
 
+
 /**
  * Returns true if object is BigNumber, otherwise false
  *

lib/version.json

@@ -1,3 +1,3 @@
 {
-    "version": "0.3.6"
+    "version": "0.4.2"
 }

lib/web3.js

@@ -37,6 +37,7 @@ var RequestManager = require('./web3/requestmanager');
 var c = require('./utils/config');
 var Method = require('./web3/method');
 var Property = require('./web3/property');
+var Batch = require('./web3/batch');
 
 var web3Methods = [
     new Method({
@@ -129,6 +130,9 @@ web3.toBigNumber = utils.toBigNumber;
 web3.toWei = utils.toWei;
 web3.fromWei = utils.fromWei;
 web3.isAddress = utils.isAddress;
+web3.createBatch = function () {
+    return new Batch();
+};
 
 // ADD defaultblock
 Object.defineProperty(web3.eth, 'defaultBlock', {

lib/web3/batch.js

@@ -0,0 +1,61 @@
+/*
+    This file is part of ethereum.js.
+
+    ethereum.js is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Lesser General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    ethereum.js is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU Lesser General Public License for more details.
+
+    You should have received a copy of the GNU Lesser General Public License
+    along with ethereum.js.  If not, see <http://www.gnu.org/licenses/>.
+*/
+/** 
+ * @file batch.js
+ * @author Marek Kotewicz <marek@ethdev.com>
+ * @date 2015
+ */
+
+var RequestManager = require('./requestmanager');
+
+var Batch = function () {
+    this.requests = [];
+};
+
+/**
+ * Should be called to add create new request to batch request
+ *
+ * @method add
+ * @param {Object} jsonrpc requet object
+ */
+Batch.prototype.add = function (request) {
+    this.requests.push(request);
+};
+
+/**
+ * Should be called to execute batch request
+ *
+ * @method execute
+ */
+Batch.prototype.execute = function () {
+    var requests = this.requests;
+    RequestManager.getInstance().sendBatch(requests, function (err, results) {
+        results = results || [];
+        requests.map(function (request, index) {
+            return results[index] || {};
+        }).map(function (result, index) {
+            return requests[index].format ? requests[index].format(result.result) : result.result;
+        }).forEach(function (result, index) {
+            if (requests[index].callback) {
+                requests[index].callback(err, result);
+            }
+        });
+    }); 
+};
+
+module.exports = Batch;
+

lib/web3/contract.js

@@ -21,13 +21,39 @@
  */
 
 var web3 = require('../web3'); 
-var solAbi = require('../solidity/abi');
 var utils = require('../utils/utils');
+var coder = require('../solidity/coder');
 var SolidityEvent = require('./event');
 var SolidityFunction = require('./function');
 
-var addFunctionsToContract = function (contract, desc) {
+/**
-    desc.filter(function (json) {
+ * Should be called to encode constructor params
+ *
+ * @method encodeConstructorParams
+ * @param {Array} abi
+ * @param {Array} constructor params
+ */
+var encodeConstructorParams = function (abi, params) {
+    return abi.filter(function (json) {
+        return json.type === 'constructor' && json.inputs.length === params.length;
+    }).map(function (json) {
+        return json.inputs.map(function (input) {
+            return input.type;
+        });
+    }).map(function (types) {
+        return coder.encodeParams(types, params);
+    })[0] || '';
+};
+
+/**
+ * Should be called to add functions to contract object
+ *
+ * @method addFunctionsToContract
+ * @param {Contract} contract
+ * @param {Array} abi
+ */
+var addFunctionsToContract = function (contract, abi) {
+    abi.filter(function (json) {
         return json.type === 'function';
     }).map(function (json) {
         return new SolidityFunction(json, contract.address);
@@ -36,8 +62,15 @@ var addFunctionsToContract = function (contract, desc) {
     });
 };
 
-var addEventsToContract = function (contract, desc) {
+/**
-    desc.filter(function (json) {
+ * Should be called to add events to contract object
+ *
+ * @method addEventsToContract
+ * @param {Contract} contract
+ * @param {Array} abi
+ */
+var addEventsToContract = function (contract, abi) {
+    abi.filter(function (json) {
         return json.type === 'event';
     }).map(function (json) {
         return new SolidityEvent(json, contract.address);
@@ -47,59 +80,100 @@ var addEventsToContract = function (contract, desc) {
 };
 
 /**
- * This method should be called when we want to call / transact some solidity method from javascript
+ * Should be called to create new ContractFactory
- * it returns an object which has same methods available as solidity contract description
- * usage example: 
- *
- * var abi = [{
- *      name: 'myMethod',
- *      inputs: [{ name: 'a', type: 'string' }],
- *      outputs: [{name: 'd', type: 'string' }]
- * }];  // contract abi
- *
- * var MyContract = web3.eth.contract(abi); // creation of contract prototype
  *
- * var contractInstance = new MyContract('0x0123123121');
+ * @method contract
- *
+ * @param {Array} abi
- * contractInstance.myMethod('this is test string param for call'); // myMethod call (implicit, default)
+ * @returns {ContractFactory} new contract factory
- * contractInstance.call().myMethod('this is test string param for call'); // myMethod call (explicit)
- * contractInstance.sendTransaction().myMethod('this is test string param for transact'); // myMethod sendTransaction
- *
- * @param abi - abi json description of the contract, which is being created
- * @returns contract object
  */
 var contract = function (abi) {
+    return new ContractFactory(abi);
+};
 
-    // return prototype
+/**
-    return Contract.bind(null, abi);
+ * Should be called to create new ContractFactory instance
+ *
+ * @method ContractFactory
+ * @param {Array} abi
+ */
+var ContractFactory = function (abi) {
+    this.abi = abi;
 };
 
-var Contract = function (abi, options) {
+/**
-
+ * Should be called to create new contract on a blockchain
-    this.address = '';
+ * 
-    if (utils.isAddress(options)) {
+ * @method new
-        this.address = options;
+ * @param {Any} contract constructor param1 (optional)
-    } else { // is an object!
+ * @param {Any} contract constructor param2 (optional)
-        // TODO, parse the rest of the args
+ * @param {Object} contract transaction object (required)
-        options = options || {};
+ * @param {Function} callback
-        var args = Array.prototype.slice.call(arguments, 2);
+ * @returns {Contract} returns contract if no callback was passed,
-        var bytes = solAbi.formatConstructorParams(abi, args);
+ * otherwise calls callback function (err, contract)
-        options.data += bytes;
+ */
-        this.address = web3.eth.sendTransaction(options);
+ContractFactory.prototype.new = function () {
+    // parse arguments
+    var options = {}; // required!
+    var callback;
+
+    var args = Array.prototype.slice.call(arguments);
+    if (utils.isFunction(args[args.length - 1])) {
+        callback = args.pop();
     }
 
-    addFunctionsToContract(this, abi);
+    var last = args[args.length - 1];
-    addEventsToContract(this, abi);
+    if (utils.isObject(last) && !utils.isArray(last)) {
+        options = args.pop();
+    }
+
+    // throw an error if there are no options
+
+    var bytes = encodeConstructorParams(this.abi, args);
+    options.data += bytes;
+
+    if (!callback) {
+        var address = web3.eth.sendTransaction(options);
+        return this.at(address);
+    }
+  
+    var self = this;
+    web3.eth.sendTransaction(options, function (err, address) {
+        if (err) {
+            callback(err);
+        }
+        self.at(address, callback); 
+    }); 
 };
 
-Contract.prototype.call = function () {
+/**
-    console.error('contract.call is deprecated');
+ * Should be called to get access to existing contract on a blockchain
-    return this;
+ *
+ * @method at
+ * @param {Address} contract address (required)
+ * @param {Function} callback {optional)
+ * @returns {Contract} returns contract if no callback was passed,
+ * otherwise calls callback function (err, contract)
+ */
+ContractFactory.prototype.at = function (address, callback) {
+    // TODO: address is required
+    
+    if (callback) {
+        callback(null, new Contract(this.abi, address));
+    } 
+    return new Contract(this.abi, address);
 };
 
-Contract.prototype.sendTransaction = function () {
+/**
-    console.error('contract.sendTransact is deprecated');
+ * Should be called to create new contract instance
-    return this;
+ *
+ * @method Contract
+ * @param {Array} abi
+ * @param {Address} contract address
+ */
+var Contract = function (abi, address) {
+    this.address = address;
+    addFunctionsToContract(this, abi);
+    addEventsToContract(this, abi);
 };
 
 module.exports = contract;

lib/web3/eth.js

@@ -174,6 +174,14 @@ var call = new Method({
     inputFormatter: [formatters.inputTransactionFormatter, formatters.inputDefaultBlockNumberFormatter]
 });
 
+var estimateGas = new Method({
+    name: 'estimateGas',
+    call: 'eth_estimateGas',
+    params: 1,
+    inputFormatter: [formatters.inputTransactionFormatter],
+    outputFormatter: utils.toDecimal
+});
+
 var compileSolidity = new Method({
     name: 'compile.solidity',
     call: 'eth_compileSolidity',
@@ -192,6 +200,18 @@ var compileSerpent = new Method({
     params: 1
 });
 
+var submitWork = new Method({
+    name: 'submitWork',
+    call: 'eth_submitWork',
+    params: 3
+});
+
+var getWork = new Method({
+    name: 'getWork',
+    call: 'eth_getWork',
+    params: 0
+});
+
 var methods = [
     getBalance,
     getStorageAt,
@@ -205,10 +225,13 @@ var methods = [
     getTransactionFromBlock,
     getTransactionCount,
     call,
+    estimateGas,
     sendTransaction,
     compileSolidity,
     compileLLL,
     compileSerpent,
+    submitWork,
+    getWork
 ];
 
 /// @returns an array of objects describing web3.eth api properties

lib/web3/function.js

@@ -39,18 +39,23 @@ var SolidityFunction = function (json, address) {
     this._address = address;
 };
 
+SolidityFunction.prototype.extractCallback = function (args) {
+    if (utils.isFunction(args[args.length - 1])) {
+        return args.pop(); // modify the args array!
+    }
+};
+
 /**
  * Should be used to create payload from arguments
  *
  * @method toPayload
- * @param {...} solidity function params
+ * @param {Array} solidity function params
  * @param {Object} optional payload options
  */
-SolidityFunction.prototype.toPayload = function () {
+SolidityFunction.prototype.toPayload = function (args) {
-    var args = Array.prototype.slice.call(arguments);
     var options = {};
     if (args.length > this._inputTypes.length && utils.isObject(args[args.length -1])) {
-        options = args.pop();
+        options = args[args.length - 1];
     }
     options.to = this._address;
     options.data = '0x' + this.signature() + coder.encodeParams(this._inputTypes, args);
@@ -67,19 +72,41 @@ SolidityFunction.prototype.signature = function () {
     return web3.sha3(web3.fromAscii(this._name)).slice(2, 10);
 };
 
+
+SolidityFunction.prototype.unpackOutput = function (output) {
+    if (output === null) {
+        return;
+    }
+
+    output = output.length >= 2 ? output.slice(2) : output;
+    var result = coder.decodeParams(this._outputTypes, output);
+    return result.length === 1 ? result[0] : result;
+};
+
 /**
- * Should be used to call function
+ * Calls a contract function.
  *
  * @method call
- * @param {Object} options
+ * @param {...Object} Contract function arguments
+ * @param {function} If the last argument is a function, the contract function
+ *   call will be asynchronous, and the callback will be passed the
+ *   error and result.
  * @return {String} output bytes
  */
 SolidityFunction.prototype.call = function () {
-    var payload = this.toPayload.apply(this, Array.prototype.slice.call(arguments));
+    var args = Array.prototype.slice.call(arguments);
-    var output = web3.eth.call(payload);
+    var callback = this.extractCallback(args);
-    output = output.length >= 2 ? output.slice(2) : output;
+    var payload = this.toPayload(args);
-    var result = coder.decodeParams(this._outputTypes, output);
+
-    return result.length === 1 ? result[0] : result;
+    if (!callback) {
+        var output = web3.eth.call(payload);
+        return this.unpackOutput(output);
+    } 
+        
+    var self = this;
+    web3.eth.call(payload, function (error, output) {
+        callback(error, self.unpackOutput(output));
+    });
 };
 
 /**
@@ -89,8 +116,16 @@ SolidityFunction.prototype.call = function () {
  * @param {Object} options
  */
 SolidityFunction.prototype.sendTransaction = function () {
-    var payload = this.toPayload.apply(this, Array.prototype.slice.call(arguments));
+    var args = Array.prototype.slice.call(arguments);
-    web3.eth.sendTransaction(payload);
+    var callback = this.extractCallback(args);
+    var payload = this.toPayload(args);
+
+    if (!callback) {
+        web3.eth.sendTransaction(payload);
+        return;
+    }
+
+    web3.eth.sendTransaction(payload, callback);
 };
 
 /**
@@ -113,6 +148,25 @@ SolidityFunction.prototype.typeName = function () {
     return utils.extractTypeName(this._name);
 };
 
+/**
+ * Should be called to get rpc requests from solidity function
+ *
+ * @method request
+ * @returns {Object}
+ */
+SolidityFunction.prototype.request = function () {
+    var args = Array.prototype.slice.call(arguments);
+    var callback = this.extractCallback(args);
+    var payload = this.toPayload(args);
+    var format = this.unpackOutput.bind(this);
+    
+    return {
+        callback: callback,
+        payload: payload, 
+        format: format
+    };
+};
+
 /**
  * Should be called to execute function
  *
@@ -138,6 +192,7 @@ SolidityFunction.prototype.execute = function () {
  */
 SolidityFunction.prototype.attachToContract = function (contract) {
     var execute = this.execute.bind(this);
+    execute.request = this.request.bind(this);
     execute.call = this.call.bind(this);
     execute.sendTransaction = this.sendTransaction.bind(this);
     var displayName = this.displayName();

lib/web3/method.js

@@ -54,7 +54,6 @@ Method.prototype.extractCallback = function (args) {
     if (utils.isFunction(args[args.length - 1])) {
         return args.pop(); // modify the args array!
     }
-    return null;
 };
 
 /**
@@ -107,6 +106,7 @@ Method.prototype.formatOutput = function (result) {
  */
 Method.prototype.attachToObject = function (obj) {
     var func = this.send.bind(this);
+    func.request = this.request.bind(this);
     func.call = this.call; // that's ugly. filter.js uses it
     var name = this.name.split('.');
     if (name.length > 1) {
@@ -137,6 +137,19 @@ Method.prototype.toPayload = function (args) {
     };
 };
 
+/**
+ * Should be called to create pure JSONRPC request which can be used in batch request
+ *
+ * @method request
+ * @param {...} params
+ * @return {Object} jsonrpc request
+ */
+Method.prototype.request = function () {
+    var payload = this.toPayload(Array.prototype.slice.call(arguments));
+    payload.format = this.formatOutput.bind(this);
+    return payload;
+};
+
 /**
  * Should send request to the API
  *
@@ -149,7 +162,7 @@ Method.prototype.send = function () {
     if (payload.callback) {
         var self = this;
         return RequestManager.getInstance().sendAsync(payload, function (err, result) {
-            payload.callback(null, self.formatOutput(result));
+            payload.callback(err, self.formatOutput(result));
         });
     }
     return this.formatOutput(RequestManager.getInstance().send(payload));

lib/web3/property.js

@@ -63,16 +63,23 @@ Property.prototype.formatOutput = function (result) {
 Property.prototype.attachToObject = function (obj) {
     var proto = {
         get: this.get.bind(this),
-        set: this.set.bind(this)
     };
 
-    var name = this.name.split('.');
+    var names = this.name.split('.');
-    if (name.length > 1) {
+    var name = names[0];
-        obj[name[0]] = obj[name[0]] || {};
+    if (names.length > 1) {
-        Object.defineProperty(obj[name[0]], name[1], proto); 
+        obj[names[0]] = obj[names[0]] || {};
-    } else {
+        obj = obj[names[0]];
-        Object.defineProperty(obj, name[0], proto);
+        name = names[1];
     }
+    
+    Object.defineProperty(obj, name, proto);
+
+    var toAsyncName = function (prefix, name) {
+        return prefix + name.charAt(0).toUpperCase() + name.slice(1);
+    };
+
+    obj[toAsyncName('get', name)] = this.getAsync.bind(this);
 };
 
 /**
@@ -88,15 +95,20 @@ Property.prototype.get = function () {
 };
 
 /**
- * Should be used to set value of the property
+ * Should be used to asynchrounously get value of property
  *
- * @method set
+ * @method getAsync
- * @param {Object} new value of the property
+ * @param {Function}
  */
-Property.prototype.set = function (value) {
+Property.prototype.getAsync = function (callback) {
-    return RequestManager.getInstance().send({
+    var self = this;
-        method: this.setter,
+    RequestManager.getInstance().sendAsync({
-        params: [this.formatInput(value)]
+        method: this.getter
+    }, function (err, result) {
+        if (err) {
+            return callback(err);
+        }
+        callback(err, self.formatOutput(result));
     });
 };
 

lib/web3/requestmanager.js

@@ -105,6 +105,33 @@ RequestManager.prototype.sendAsync = function (data, callback) {
     });
 };
 
+/**
+ * Should be called to asynchronously send batch request
+ *
+ * @method sendBatch
+ * @param {Array} batch data
+ * @param {Function} callback
+ */
+RequestManager.prototype.sendBatch = function (data, callback) {
+    if (!this.provider) {
+        return callback(errors.InvalidProvider());
+    }
+
+    var payload = Jsonrpc.getInstance().toBatchPayload(data);
+
+    this.provider.sendAsync(payload, function (err, results) {
+        if (err) {
+            return callback(err);
+        }
+
+        if (!utils.isArray(results)) {
+            return callback(errors.InvalidResponse(results));
+        }
+
+        callback(err, results);
+    }); 
+};
+
 /**
  * Should be used to set provider of request manager
  *

lib/web3/watches.js

@@ -25,7 +25,20 @@ var Method = require('./method');
 /// @returns an array of objects describing web3.eth.filter api methods
 var eth = function () {
     var newFilterCall = function (args) {
-        return typeof args[0] === 'string' ? 'eth_newBlockFilter' : 'eth_newFilter';
+        var type = args[0];
+
+        switch(type) {
+            case 'latest':
+                args.pop();
+                this.params = 0;
+                return 'eth_newBlockFilter';
+            case 'pending':
+                args.pop();
+                this.params = 0;
+                return 'eth_newPendingTransactionFilter';
+            default:
+                return 'eth_newFilter';
+        }
     };
 
     var newFilter = new Method({

package.js

@@ -1,7 +1,7 @@
 /* jshint ignore:start */
 Package.describe({
   name: 'ethereum:web3',
-  version: '0.3.6',
+  version: '0.4.2',
   summary: 'Ethereum JavaScript API, middleware to talk to a ethreum node over RPC',
   git: 'https://github.com/ethereum/ethereum.js',
   // By default, Meteor will default to using README.md for documentation.

package.json

@@ -1,7 +1,7 @@
 {
   "name": "web3",
   "namespace": "ethereum",
-  "version": "0.3.6",
+  "version": "0.4.2",
   "description": "Ethereum JavaScript API, middleware to talk to a ethereum node over RPC",
   "main": "./index.js",
   "directories": {

test/abi.formatConstructorParams.js

@@ -1,106 +0,0 @@
-var chai = require('chai');
-var assert = require('assert');
-var abi = require('../lib/solidity/abi');
-
-describe('lib/solidity/abi', function () {
-    describe('formatConstructorParams', function () {
-        it('should format uint256 properly', function () {
-            // given
-            var description =  [{
-                "name": "test",
-                "type": "constructor",
-                "inputs": [{
-                    "name": "a",
-                    "type": "uint256"
-                }
-                ]
-            }];
-
-            // when 
-            var bytes = abi.formatConstructorParams(description, [2]);
-
-            // then
-            assert.equal(bytes, '0000000000000000000000000000000000000000000000000000000000000002');
-        });
-        
-        it('should not find matching constructor', function () {
-            // given
-            var description =  [{
-                "name": "test",
-                "type": "constructor",
-                "inputs": [{
-                    "name": "a",
-                    "type": "uint256"
-                }
-                ]
-            }];
-
-            // when 
-            var bytes = abi.formatConstructorParams(description, []);
-
-            // then
-            assert.equal(bytes, '');
-        });
-
-        it('should not find matching constructor2', function () {
-            // given
-            var description =  [{
-                "name": "test",
-                "type": "constructor",
-                "inputs": [{
-                    "name": "a",
-                    "type": "uint256"
-                }
-                ]
-            }];
-
-            // when 
-            var bytes = abi.formatConstructorParams(description, [1,2]);
-
-            // then
-            assert.equal(bytes, '');
-        });
-        
-        it('should not find matching constructor3', function () {
-            // given
-            var description =  [{
-                "name": "test",
-                "type": "function",
-                "inputs": [{
-                    "name": "a",
-                    "type": "uint256"
-                }
-                ]
-            }];
-
-            // when 
-            var bytes = abi.formatConstructorParams(description, [2]);
-
-            // then
-            assert.equal(bytes, '');
-        });
-
-        it('should find matching constructor with multiple args', function () {
-            // given
-            var description =  [{
-                "name": "test",
-                "type": "constructor",
-                "inputs": [{
-                    "name": "a",
-                    "type": "uint256"
-                }, {
-                    "name": "b",
-                    "type": "uint256"
-                }]
-            }];
-
-            // when 
-            var bytes = abi.formatConstructorParams(description, ['1', '5']);
-
-            // then
-            assert.equal(bytes, '00000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000000005');
-        });
-    });
-});
-
-

test/async.js

@@ -0,0 +1,69 @@
+var chai = require('chai');
+var assert = chai.assert;
+var web3 = require('../index');
+var FakeHttpProvider = require('./helpers/FakeHttpProvider');
+
+// use sendTransaction as dummy
+var method = 'sendTransaction';
+
+var tests = [{
+    result: '0xb',
+    formattedResult: '0xb',
+    call: 'eth_'+ method
+}];
+
+describe('async', function () {
+    tests.forEach(function (test, index) {
+        it('test: ' + index, function (done) {
+            
+            // given
+            var provider = new FakeHttpProvider();
+            web3.setProvider(provider);
+            provider.injectResult(test.result);
+            provider.injectValidation(function (payload) {
+                assert.equal(payload.jsonrpc, '2.0');
+                assert.equal(payload.method, test.call);
+                assert.deepEqual(payload.params, [{}]);
+            });
+
+            // when 
+            web3.eth[method]({}, function(error, result){
+
+                // then
+                assert.isNull(error);
+                assert.strictEqual(test.formattedResult, result);
+                
+                done();
+            });
+            
+        });
+
+        it('error test: ' + index, function (done) {
+            
+            // given
+            var provider = new FakeHttpProvider();
+            web3.setProvider(provider);
+            provider.injectError({
+                    message: test.result,
+                    code: -32603
+            });
+            provider.injectValidation(function (payload) {
+                assert.equal(payload.jsonrpc, '2.0');
+                assert.equal(payload.method, test.call);
+                assert.deepEqual(payload.params, [{}]);
+            });
+
+            // when 
+            web3.eth[method]({}, function(error, result){
+
+                // then
+                assert.isUndefined(result);
+                assert.strictEqual(test.formattedResult, error.message);
+
+                done();
+            });
+            
+        });
+    });
+});
+

test/batch.js

@@ -0,0 +1,86 @@
+var chai = require('chai');
+var assert = chai.assert;
+var web3 = require('../index');
+var FakeHttpProvider = require('./helpers/FakeHttpProvider');
+var bn = require('bignumber.js');
+
+describe('lib/web3/batch', function () {
+    describe('execute', function () {
+        it('should execute batch request', function (done) {
+            
+            var provider = new FakeHttpProvider();
+            web3.setProvider(provider);
+            web3.reset();
+
+            var result = '0x126';
+            var result2 = '0x127';
+            provider.injectBatchResults([result, result2]);
+
+            var counter = 0;
+            var callback = function (err, r) {
+                counter++;
+                assert.deepEqual(new bn(result), r);
+            };
+
+            var callback2 = function (err, r) {
+                assert.equal(counter, 1);
+                assert.deepEqual(new bn(result2), r);
+                done();
+            };
+
+            var batch = web3.createBatch(); 
+            batch.add(web3.eth.getBalance.request('0x0000000000000000000000000000000000000000', 'latest', callback));
+            batch.add(web3.eth.getBalance.request('0x0000000000000000000000000000000000000005', 'latest', callback2));
+            batch.execute();
+        });
+        
+        it('should execute batch request', function (done) {
+            
+            var provider = new FakeHttpProvider();
+            web3.setProvider(provider);
+            web3.reset();
+
+            var abi = [{
+                "name": "balance(address)",
+                "type": "function",
+                "inputs": [{
+                    "name": "who",
+                    "type": "address"
+                }],
+                "constant": true,
+                "outputs": [{
+                    "name": "value",
+                    "type": "uint256"
+                }]
+            }];
+
+            
+            var address = '0x0000000000000000000000000000000000000000';
+            var result = '0x126';
+            var result2 = '0x0000000000000000000000000000000000000000000000000000000000000123';
+            var signature = '0x001122334455';
+
+            // TODO: fix this, maybe in browser sha3?
+            provider.injectResult(signature);
+
+            var counter = 0;
+            var callback = function (err, r) {
+                counter++;
+                assert.deepEqual(new bn(result), r);
+            };
+
+            var callback2 = function (err, r) {
+                assert.equal(counter, 1);
+                assert.deepEqual(new bn(result2), r);
+                done();
+            };
+
+            var batch = web3.createBatch(); 
+            batch.add(web3.eth.getBalance.request('0x0000000000000000000000000000000000000000', 'latest', callback));
+            batch.add(web3.eth.contract(abi).at(address).balance.request(address, callback2));
+            provider.injectBatchResults([result, result2]);
+            batch.execute();
+        });
+    });
+});
+

test/contract.js

@@ -116,8 +116,7 @@ describe('web3.eth.contract', function () {
                 }
             });
 
-            var Contract = web3.eth.contract(desc);
+            var contract = web3.eth.contract(desc).at(address);
-            var contract = new Contract(address);
 
             var res = 0;
             contract.Changed({from: address}).watch(function(err, result) {
@@ -155,8 +154,7 @@ describe('web3.eth.contract', function () {
                 }
             });
 
-            var Contract = web3.eth.contract(desc);
+            var contract = web3.eth.contract(desc).at(address);
-            var contract = new Contract(address);
 
             contract.balance(address);
         });
@@ -186,8 +184,7 @@ describe('web3.eth.contract', function () {
                 }
             });
 
-            var Contract = web3.eth.contract(desc);
+            var contract = web3.eth.contract(desc).at(address);
-            var contract = new Contract(address);
 
             contract.send(address, 17);
         });
@@ -218,8 +215,7 @@ describe('web3.eth.contract', function () {
                 }
             });
 
-            var Contract = web3.eth.contract(desc);
+            var contract = web3.eth.contract(desc).at(address);
-            var contract = new Contract(address);
 
             contract.balance(address, {from: address, gas: 50000});
 
@@ -251,8 +247,7 @@ describe('web3.eth.contract', function () {
                 }
             });
 
-            var Contract = web3.eth.contract(desc);
+            var contract = web3.eth.contract(desc).at(address);
-            var contract = new Contract(address);
 
             contract.balance.call(address, {from: address, gas: 50000});
 
@@ -287,8 +282,7 @@ describe('web3.eth.contract', function () {
                 }
             });
 
-            var Contract = web3.eth.contract(desc);
+            var contract = web3.eth.contract(desc).at(address);
-            var contract = new Contract(address);
 
             contract.send(address, 17, {from: address, gas: 50000, gasPrice: 3000, value: 10000});
         });
@@ -322,12 +316,48 @@ describe('web3.eth.contract', function () {
                 }
             });
 
-            var Contract = web3.eth.contract(desc);
+            var contract = web3.eth.contract(desc).at(address);
-            var contract = new Contract(address);
 
             contract.send.sendTransaction(address, 17, {from: address, gas: 50000, gasPrice: 3000, value: 10000});
         });
 
+        it('should explicitly sendTransaction with optional params and call callback without error', function (done) {
+            var provider = new FakeHttpProvider();
+            web3.setProvider(provider);
+            web3.reset();
+            var sha3 = '0x5131231231231231231231';
+            var address = '0x1234567890123456789012345678901234567890';
+            provider.injectResult(sha3);
+            var step = 0;
+            provider.injectValidation(function (payload) {
+                if (step === 0) {
+                    step = 1;
+                    assert.equal(payload.jsonrpc, '2.0');
+                    assert.equal(payload.method, 'web3_sha3');
+                    assert.equal(payload.params[0], web3.fromAscii('send(address,uint256)'));
+                } else if (step === 1) {
+                    assert.equal(payload.method, 'eth_sendTransaction');
+                    assert.deepEqual(payload.params, [{
+                        data: sha3.slice(0, 10) + 
+                            '0000000000000000000000001234567890123456789012345678901234567890' + 
+                            '0000000000000000000000000000000000000000000000000000000000000011' ,
+                        to: address,
+                        from: address,
+                        gas: '0xc350',
+                        gasPrice: '0xbb8',
+                        value: '0x2710'
+                    }]);
+                }
+            });
+
+            var contract = web3.eth.contract(desc).at(address);
+
+            contract.send.sendTransaction(address, 17, {from: address, gas: 50000, gasPrice: 3000, value: 10000}, function (err) {
+                assert.equal(err, null);
+                done();
+            });
+        });
+
         it('should call testArr method and properly parse result', function () {
             var provider = new FakeHttpProvider2();
             web3.setProvider(provider);
@@ -356,12 +386,48 @@ describe('web3.eth.contract', function () {
                 step++;
             });
 
-            var Contract = web3.eth.contract(desc);
+            var contract = web3.eth.contract(desc).at(address);
-            var contract = new Contract(address);
-
             var result = contract.testArr([3]);
 
             assert.deepEqual(new BigNumber(5), result);
         });
+        
+        it('should call testArr method, properly parse result and return the result async', function (done) {
+            var provider = new FakeHttpProvider2();
+            web3.setProvider(provider);
+            web3.reset();
+            var sha3 = '0x5131231231231231231231';
+            var address = '0x1234567890123456789012345678901234567890';
+            provider.injectResultList([{
+                result: sha3
+            }, {
+                result: '0x0000000000000000000000000000000000000000000000000000000000000005'
+            }]);
+            var step = 0;
+            provider.injectValidation(function (payload) {
+                if (step === 1) { // getting sha3 is first
+                    assert.equal(payload.method, 'eth_call');
+                    assert.deepEqual(payload.params, [{
+                        data: sha3.slice(0, 10) + 
+                            '0000000000000000000000000000000000000000000000000000000000000020' + 
+                            '0000000000000000000000000000000000000000000000000000000000000001' + 
+                            '0000000000000000000000000000000000000000000000000000000000000003',
+                        to: address
+                    },
+                        'latest'
+                    ]);
+                }
+                step++;
+            });
+
+            var contract = web3.eth.contract(desc).at(address);
+
+            contract.testArr([3], function (err, result) {
+                assert.deepEqual(new BigNumber(5), result);
+                done();
+            });
+
+        });
     });
 });
+

test/method.request.js

@@ -0,0 +1,23 @@
+var chai = require('chai');
+var assert = chai.assert;
+var web3 = require('../index');
+
+describe('lib/web3/method', function () {
+    describe('request', function () {
+        it('should create proper request', function () {
+            
+            var callback = function (err, result) {};
+            var expected = {
+                method: 'eth_getBalance',
+                callback: callback,
+                params: ['0x0000000000000000000000000000000000000000', 'latest'],
+            };
+
+            var request = web3.eth.getBalance.request('0x0000000000000000000000000000000000000000', 'latest', callback);
+
+            expected.format = request.format;
+            assert.deepEqual(request, expected);
+        });
+    });
+});
+

test/node/app.js

@@ -1,4 +1,4 @@
-var web3 = require('ethereum.js');
+var web3 = require('web3');
 
 console.log(web3.version.api);
 

test/node/package.json

@@ -9,6 +9,6 @@
   "author": "",
   "license": "ISC",
   "dependencies": {
-    "ethereum.js": "ethereum/ethereum.js#master"
+    "web3": "ethereum/web3.js#master"
   }
 }

test/polling.js

@@ -6,15 +6,26 @@ var utils = require('../lib/utils/utils');
 
 var tests = [{
     protocol: 'eth',
-    args: ['pending'],
+    args: ['latest'],
     firstResult: 1,
     firstPayload: {
         method: "eth_newBlockFilter",
-        params: [
+        params: []
-            "pending"
+    },
-        ]
+    secondResult: ['0x1234'],
+    secondPayload: {
+        method: "eth_getFilterChanges"
+    }
+},
+{
+    protocol: 'eth',
+    args: ['pending'],
+    firstResult: 1,
+    firstPayload: {
+        method: "eth_newPendingTransactionFilter",
+        params: []
     },
-    secondResult: [null],
+    secondResult: ['0x1234'],
     secondPayload: {
         method: "eth_getFilterChanges"
     }

test/web3.eth.blockNumber.js

@@ -32,6 +32,26 @@ describe('web3.eth', function () {
                 // then
                 assert.strictEqual(test.formattedResult, result);
             });
+            
+            it('async get property test: ' + index, function (done) {
+                
+                // given
+                var provider = new FakeHttpProvider();
+                web3.setProvider(provider);
+                provider.injectResult(test.result);
+                provider.injectValidation(function (payload) {
+                    assert.equal(payload.jsonrpc, '2.0');
+                    assert.equal(payload.method, test.call);
+                    assert.deepEqual(payload.params, []);
+                });
+
+                // when 
+                web3.eth.getBlockNumber(function (err, result) {
+                    assert.strictEqual(test.formattedResult, result);
+                    done();
+                });
+                
+            });
         });
     });
 });

test/web3.eth.call.js

@@ -0,0 +1,41 @@
+var web3 = require('../index');
+var testMethod = require('./helpers/test.method.js');
+
+var method = 'call';
+
+var tests = [{
+    args: [{
+        to: '0xa94f5374fce5edbc8e2a8697c15331677e6ebf0b',
+        data: '0x23455654',
+        gas: 11,
+        gasPrice: 11
+    }],
+    formattedArgs: [{
+        to: '0xa94f5374fce5edbc8e2a8697c15331677e6ebf0b',
+        data: '0x23455654',
+        gas: '0xb',
+        gasPrice: '0xb'
+    }, 'latest'],
+    result: '0x31981',
+    formattedResult: '0x31981',
+    call: 'eth_'+ method
+},{
+    args: [{
+        to: '0xa94f5374fce5edbc8e2a8697c15331677e6ebf0b',
+        data: '0x23455654',
+        gas: 11,
+        gasPrice: 11
+    }, 11],
+    formattedArgs: [{
+        to: '0xa94f5374fce5edbc8e2a8697c15331677e6ebf0b',
+        data: '0x23455654',
+        gas: '0xb',
+        gasPrice: '0xb'
+    }, '0xb'],
+    result: '0x31981',
+    formattedResult: '0x31981',
+    call: 'eth_'+ method
+}];
+
+testMethod.runTests('eth', method, tests);
+

test/web3.eth.contract.js

@@ -25,8 +25,7 @@ describe('web3.eth.contract', function() {
         var address = '0x1234567890123456789012345678901234567890';
     
         // when
-        var Con = contract(description);
+        var myCon = contract(description).at(address);
-        var myCon = new Con(address);
 
         // then
         assert.equal('function', typeof myCon.test); 
@@ -54,8 +53,7 @@ describe('web3.eth.contract', function() {
         var address = '0x1234567890123456789012345678901234567890';
 
         // when
-        var Con = contract(description);
+        var myCon = contract(description).at(address);
-        var myCon = new Con(address);
 
         // then
         assert.equal('function', typeof myCon.test); 
@@ -97,8 +95,7 @@ describe('web3.eth.contract', function() {
         var address = '0x1234567890123456789012345678901234567890';
         
         // when
-        var Con = contract(description);
+        var myCon = contract(description).at(address);
-        var myCon = new Con(address);
 
         // then
         assert.equal('function', typeof myCon.test); 
@@ -142,8 +139,7 @@ describe('web3.eth.contract', function() {
         var address = '0x1234567890123456789012345678901234567890';
         
         // when
-        var Con = contract(description);
+        var myCon = contract(description).at(address);
-        var myCon = new Con(address);
 
         // then
         assert.equal('function', typeof myCon.test); 
@@ -171,8 +167,7 @@ describe('web3.eth.contract', function() {
         var address = '0x1234567890123456789012345678901234567890';
 
         // when
-        var Con = contract(description);
+        var myCon = contract(description).at(address);
-        var myCon = new Con(address);
 
         // then
         assert.equal('undefined', typeof myCon.test); 
@@ -200,8 +195,7 @@ describe('web3.eth.contract', function() {
         var address = '0x1234567890123456789012345678901234567890';
 
         // when
-        var Con = contract(description);
+        var myCon = contract(description).at(address);
-        var myCon = new Con(address);
 
         // then
         assert.equal('function', typeof myCon.test); 
@@ -233,8 +227,7 @@ describe('web3.eth.contract', function() {
             done();
         });
         
-        var Con = contract(description);
+        var myCon = contract(description).new(2, {data: code});
-        var myCon = new Con({data: code}, 2);
     });
 });
 

test/web3.eth.estimateGas.js

@@ -0,0 +1,25 @@
+var web3 = require('../index');
+var testMethod = require('./helpers/test.method.js');
+
+var method = 'estimateGas';
+
+var tests = [{
+    args: [{
+        to: '0xa94f5374fce5edbc8e2a8697c15331677e6ebf0b',
+        data: '0x23455654',
+        gas: 11,
+        gasPrice: 11
+    }],
+    formattedArgs: [{
+        to: '0xa94f5374fce5edbc8e2a8697c15331677e6ebf0b',
+        data: '0x23455654',
+        gas: '0xb',
+        gasPrice: '0xb'
+    }],
+    result: '0x31981',
+    formattedResult: 203137,
+    call: 'eth_'+ method
+}];
+
+testMethod.runTests('eth', method, tests);
+

test/web3.eth.filter.js

@@ -37,11 +37,17 @@ var tests = [{
     formattedResult: '0xf',
     call: 'eth_newFilter'
 },{
-    args: ['pending'],
+    args: ['latest'],
-    formattedArgs: ['pending'],
+    formattedArgs: [],
     result: '0xf',
     formattedResult: '0xf',
     call: 'eth_newBlockFilter'
+},{
+    args: ['pending'],
+    formattedArgs: [],
+    result: '0xf',
+    formattedResult: '0xf',
+    call: 'eth_newPendingTransactionFilter'
 }];
 
 describe('web3.eth', function () {

test/web3.eth.getWork.js

@@ -0,0 +1,16 @@
+var chai = require('chai');
+var web3 = require('../index');
+var testMethod = require('./helpers/test.method.js');
+
+var method = 'getWork';
+
+var tests = [{
+    args: [],
+    formattedArgs: [],
+    result: true,
+    formattedResult: true,
+    call: 'eth_'+ method
+}];
+
+testMethod.runTests('eth', method, tests);
+

test/web3.eth.submitWork.js

@@ -0,0 +1,17 @@
+var chai = require('chai');
+var web3 = require('../index');
+var testMethod = require('./helpers/test.method.js');
+
+var method = 'submitWork';
+
+var tests = [
+{
+    args: ['0x567890abcdef5555', '0x1234567890abcdef1234567890abcdef1234567890abcdef1234567890abcdef', '0xcdef1234567890abcdef1234567890abcdef0x1234567890abcf1234567890ab'],
+    formattedArgs: ['0x567890abcdef5555', '0x1234567890abcdef1234567890abcdef1234567890abcdef1234567890abcdef', '0xcdef1234567890abcdef1234567890abcdef0x1234567890abcf1234567890ab'],
+    result: true,
+    formattedResult: true,
+    call: 'eth_'+ method
+}];
+
+testMethod.runTests('eth', method, tests);
+