From f369d08b91abe452d3f278341eab652b9395bdeb Mon Sep 17 00:00:00 2001
From: Magamedrasul Ibragimov <curryrasul@gmail.com>
Date: Fri, 27 Jan 2023 15:07:35 +0400
Subject: [PATCH] chore: remove batch_insert feature & make it default

---
 Cargo.toml  | 8 ++++----
 README.md   | 6 ------
 src/tree.rs | 3 +--
 3 files changed, 5 insertions(+), 12 deletions(-)

diff --git a/Cargo.toml b/Cargo.toml
index ea89dd5..c89d938 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -3,12 +3,12 @@ name = "pmtree"
 version = "0.1.0"
 edition = "2021"
 
-[features]
-batch_insert = []
-
 [dev-dependencies]
 hex-literal = "0.3.4"
 tiny-keccak = { version = "2.0.2", features = ["keccak"] }
 sled = "0.34.7"
 rln = { git = "https://github.com/vacp2p/zerokit", rev = "490206a" }
-ark-serialize = "0.3.0"
\ No newline at end of file
+ark-serialize = "0.3.0"
+
+[dependencies]
+rayon = { version = "1.6.1", optional =  false }
diff --git a/README.md b/README.md
index 5ea46f2..cb357e3 100644
--- a/README.md
+++ b/README.md
@@ -16,12 +16,6 @@
 pmtree = { git = "https://github.com/Rate-Limiting-Nullifier/pmtree" }
 ```
 
-To use batch insertions you must enable `batch_insert` feature:
-```toml
-[dependencies]
-pmtree = { git = "https://github.com/Rate-Limiting-Nullifier/pmtree", features = ["batch_insert"] }
-```
-
 ## Example
 
 In-Memory DB (HashMap) + Keccak
diff --git a/src/tree.rs b/src/tree.rs
index 153a12a..cce95db 100644
--- a/src/tree.rs
+++ b/src/tree.rs
@@ -194,9 +194,8 @@ where
     }
 
     /// Batch insertion, updates the tree in parallel.
-    /// Only available as a feature
-    #[cfg(feature = "batch_insert")]
     pub fn batch_insert(&mut self, leaves: &[H::Fr]) -> Result<()> {
+        // if leaves.len()
         Ok(())
     }