remove .init(), move it to constructor

README.md

@@ -175,10 +175,9 @@ peerman.on('connect', function() {
   if (conn) {
     var outs = [{address:toAddress, amount:amt}];
     var opts = {remainderAddress: changeAddressString};
-    var builder = new bitcore.TransactionBuilder;
+    var Builder = bitcore.TransactionBuilder;
 
-    var tx = builder
+    var tx = new Builder(opts)
-      .init(opts)
       .setUnspent(Unspent)
       .setOutputs(outs)
       .sign(keys)
@@ -186,9 +185,7 @@ peerman.on('connect', function() {
 
    /* create and signing can be done in multiple steps using:
     *
-    *  var builder = bitcore
+    *  var builder = new bitcore.TransactionBuilder(opts)
-    *             .TransactionBuilder
-    *             .init(opts) 
     *             .setUnspent(utxos) 
     *             .setOutputs(outs);
     *  //later

TransactionBuilder.js

@@ -1,13 +1,13 @@
 
 /*
-    var tx = TransactionBuilder.init(opts)
+    var tx = (new TransactionBuilder(opts))
       .setUnspent(utxos)
       .setOutputs(outs)
       .sign(keys)
       .build();
 
 
-    var builder = TransactionBuilder.init(opts)
+    var builder = (new TransactionBuilder(opts))
       .setUnspent(spent)
       .setOutputs(outs);
 
@@ -88,8 +88,26 @@ var PrivateKey = imports.PrivateKey || require('./PrivateKey');
 var Transaction = imports.Transaction || require('./Transaction');
 var FEE_PER_1000B_SAT = parseInt(0.0001 * util.COIN);
 
-function TransactionBuilder() {
+function TransactionBuilder(opts) {
-  this.txobj = {};
+  var opts              = opts || {};
+  this.txobj            = {};
+  this.txobj.version    = 1;
+  this.txobj.lock_time  = opts.lockTime || 0;
+  this.txobj.ins  = [];
+  this.txobj.outs = [];
+
+  this.spendUnconfirmed = opts.spendUnconfirmed || false;
+
+  if (opts.fee || opts.feeSat) {
+    this.givenFeeSat = opts.fee ? opts.fee * util.COIN : opts.feeSat;
+  }
+  this.remainderAddress = opts.remainderAddress;
+  this.signhash = opts.signhash || Transaction.SIGHASH_ALL;
+
+  this.tx         = {};
+  this.inputsSigned= 0;
+
+  return this;
 }
 
 /*
@@ -189,31 +207,6 @@ TransactionBuilder.prototype._selectUnspent = function(neededAmountSat) {
   return this;
 };
 
-
-TransactionBuilder.prototype.init = function(opts) {
-  var opts              = opts || {};
-  this.txobj            = {};
-  this.txobj.version    = 1;
-  this.txobj.lock_time  = opts.lockTime || 0;
-  this.txobj.ins  = [];
-  this.txobj.outs = [];
-
-  this.spendUnconfirmed = opts.spendUnconfirmed || false;
-
-  if (opts.fee || opts.feeSat) {
-    this.givenFeeSat = opts.fee ? opts.fee * util.COIN : opts.feeSat;
-  }
-  this.remainderAddress = opts.remainderAddress;
-  this.signhash = opts.signhash || Transaction.SIGHASH_ALL;
-
-  this.tx         = {};
-  this.inputsSigned= 0;
-
-  return this;
-};
-
-
-
 TransactionBuilder.prototype._setInputs = function() {
   var ins = this.selectedUtxos;
   var l = ins.length;

examples/CreateAndSignTx.js

@@ -26,10 +26,9 @@ var run = function() {
   var outs = [{address:toAddress, amount:amt}];
   var keys = [priv];
   var opts = {remainderAddress: changeAddressString};
-  var builder = new bitcore.TransactionBuilder;
+  var Builder = bitcore.TransactionBuilder;
 
-  var tx = builder
+  var tx = new Builder(opts)
-    .init(opts)
     .setUnspent(utxos)
     .setOutputs(outs)
     .sign(keys)
@@ -37,9 +36,7 @@ var run = function() {
 
    /* create and signing can be done in multiple steps using:
     *
-    *  var builder = bitcore
+    *  var builder = new bitcore.TransactionBuilder(opts)
-    *             .TransactionBuilder
-    *             .init(opts) 
     *             .setUnspent(utxos) 
     *             .setOutputs(outs);
     *

test/test.TransactionBuilder.js

@@ -26,9 +26,8 @@ describe('TransactionBuilder', function() {
     should.exist(t);
   });
 
-  it('should be able init', function() {
+  it('should be able to create instance with params', function() {
-    var t = new TransactionBuilder();
+    var t = new TransactionBuilder({spendUnconfirmed: true, lockTime: 10});
-    t.init({spendUnconfirmed: true, lockTime: 10});
     should.exist(t);
     should.exist(t.txobj.version);
     t.spendUnconfirmed.should.equal(true);
@@ -37,8 +36,7 @@ describe('TransactionBuilder', function() {
 
 
   var getBuilder = function (spendUnconfirmed) {
-    var t = new TransactionBuilder();
+    var t = new TransactionBuilder({spendUnconfirmed: spendUnconfirmed})
-    t.init( {spendUnconfirmed: spendUnconfirmed})
       .setUnspent(testdata.dataUnspent);
 
     return t;
@@ -117,8 +115,7 @@ describe('TransactionBuilder', function() {
       amount: 0.08
     }];
 
-   return (new TransactionBuilder())
+   return new TransactionBuilder(opts)
-      .init(opts)
       .setUnspent(testdata.dataUnspent)
       .setOutputs(outs);
   };
@@ -146,8 +143,7 @@ describe('TransactionBuilder', function() {
     }];
 
     (function() {
-      (new TransactionBuilder(opts))
+      new TransactionBuilder(opts)
-      .init(opts)
       .setUnspent(testdata.dataUnspent)
       .setOutputs(outs);
       }).should.throw();
@@ -158,8 +154,7 @@ describe('TransactionBuilder', function() {
     }];
 
     should.exist(
-      (new TransactionBuilder(opts))
+      new TransactionBuilder(opts)
-      .init(opts)
       .setUnspent(testdata.dataUnspent)
       .setOutputs(outs2)
     );
@@ -167,8 +162,7 @@ describe('TransactionBuilder', function() {
     // do not allow unconfirmed
     opts.spendUnconfirmed = false;
     (function() {
-       (new TransactionBuilder(opts))
+      new TransactionBuilder(opts)
-      .init(opts)
       .setUnspent(testdata.dataUnspent)
       .setOutputs(outs2);
       }).should.throw();
@@ -227,8 +221,7 @@ describe('TransactionBuilder', function() {
     }];
 
 //console.log('[test.TransactionBuilder.js.216:outs:]',outs, outs.length); //TODO
-   return (new TransactionBuilder())
+   return new TransactionBuilder(opts)
-      .init(opts)
       .setUnspent(testdata.dataUnspentSign.unspent)
       .setOutputs(outs);
   };
@@ -268,8 +261,7 @@ describe('TransactionBuilder', function() {
       amount: 0.08
     }];
 
-   var b = (new TransactionBuilder())
+   var b = new TransactionBuilder()
-      .init()
       .setUnspent(testdata.dataUnspentSign.unspent)
       .setOutputs(outs)
       .sign(keys);