basic semaphore-merkle-tree ex

zksnarks/semaphore/src/merkle.js

@@ -0,0 +1,15 @@
+const SMT = require('semaphore-merkle-tree');
+
+const storage = new SMT.storage.MemStorage();
+const hasher = new SMT.hashers.MimcSpongeHasher();
+const prefix = 'semaphore';
+const default_value = '0';
+const depth = 2;
+
+const tree = new SMT.tree.MerkleTree(
+    prefix,
+    storage,
+    hasher,
+    depth,
+    default_value,
+);