fix miner.

bin/node

@@ -22,8 +22,12 @@ node.open(function(err) {
   if (err)
     throw err;
 
-  if (node.options.mine)
+  if (node.options.mine) {
+    if (bcoin.protocol.network.type !== 'regtest')
+      node.pool.connect();
     node.miner.start();
-  else
-    node.startSync();
+    return;
+  }
+
+  node.startSync();
 });

lib/bcoin/block.js

@@ -99,29 +99,6 @@ Block.prototype.hasWitness = function hasWitness() {
   return false;
 };
 
-Block.prototype.addTX = function addTX(tx) {
-  var hash = tx.hash('hex');
-  var index;
-
-  if (this.indexOf(hash) !== -1)
-    return;
-
-  index = this.txs.push(tx) - 1;
-
-  tx.setBlock(this, index);
-};
-
-Block.prototype.removeTX = function removeTX(hash) {
-  var index = this.indexOf(hash);
-  var tx;
-
-  if (index === -1)
-    return;
-
-  tx = this.txs.splice(index, 1)[0];
-  tx.unsetBlock();
-};
-
 Block.prototype.hasTX = function hasTX(hash) {
   return this.indexOf(hash) !== -1;
 };

lib/bcoin/miner.js

@@ -8,6 +8,7 @@ var bcoin = require('../bcoin');
 var utils = require('./utils');
 var assert = utils.assert;
 var constants = bcoin.protocol.constants;
+var network = bcoin.protocol.network;
 
 var bn = require('bn.js');
 var EventEmitter = require('events').EventEmitter;
@@ -79,7 +80,10 @@ Miner.prototype._init = function _init() {
   this.chain.on('tip', function(tip) {
     if (!self.running)
       return;
-    self.start();
+    self.stop();
+    setTimeout(function() {
+      self.start();
+    }, network.type === 'regtest' ? 100 : 5000);
   });
 
   this.on('block', function(block) {
@@ -182,7 +186,7 @@ Miner.prototype.addTX = function addTX(tx) {
     return false;
 
   // Add the tx to our block
-  this.block.addTX(tx);
+  this.block.txs.push(tx);
 
   // Update coinbase value
   this.updateCoinbase();
@@ -254,12 +258,12 @@ Miner.prototype.createBlock = function createBlock(callback) {
 
       block = bcoin.block(headers);
 
+      block.txs.push(coinbase);
+
       block.height = self.chain.height + 1;
       block.target = utils.fromCompact(target).toBuffer('le', 32);
       block.extraNonce = new bn(0);
 
-      block.addTX(coinbase);
-
       if (self.chain.segwitActive) {
         // Set up the witness nonce and
         // commitment output for segwit.

lib/bcoin/protocol/network.js

@@ -273,7 +273,7 @@ testnet.height = -1;
 
 regtest = network.regtest = {};
 
-regtest.type = 'testnet';
+regtest.type = 'regtest';
 
 regtest.prefixes = {
   privkey: 239,