Simplify options in StateManager

ethereumjs · Feb 3, 2018 · fe82d0b · fe82d0b
1 parent 4d01603
commit fe82d0b
Showing 1 changed file with 4 additions and 14 deletions.
diff --git a/lib/stateManager.js b/lib/stateManager.js
@@ -11,23 +11,13 @@ const rlp = utils.rlp
 
 module.exports = StateManager
 
-function StateManager (opts) {
+function StateManager (opts = {}) {
   var self = this
 
-  var trie = opts.trie
-  if (!trie) {
-    trie = new Trie(trie)
-  }
-
-  var blockchain = opts.blockchain
-  if (!blockchain) {
-    blockchain = fakeBlockchain
-  }
-
-  self.blockchain = blockchain
-  self.trie = trie
+  self.blockchain = opts.blockchain || fakeBlockchain
+  self.trie = opts.trie || new Trie()
   self._storageTries = {} // the storage trie cache
-  self.cache = new Cache(trie)
+  self.cache = new Cache(self.trie)
   self.touched = []
 }