options.

bin/node

@@ -6,7 +6,9 @@ var assert = utils.assert;
 
 var node = bcoin.fullnode({
   debug: true,
-  passphrase: 'node'
+  passphrase: 'node',
+  prune: process.argv.indexOf('--prune') !== -1,
+  useCheckpoints: process.argv.indexOf('--checkpoints') !== -1
 });
 
 node.on('error', function(err) {

lib/bcoin/fullnode.js

@@ -44,8 +44,8 @@ Fullnode.prototype._init = function _init() {
   this.chain = new bcoin.chain(this, {
     preload: false,
     fsync: false,
-    prune: false,
-    useCheckpoints: false
+    prune: this.options.prune,
+    useCheckpoints: this.options.useCheckpoints
   });
 
   // Mempool needs access to blockdb.