From c41b743d2d38ab5b57294b8ccea7b5fb1c89257a Mon Sep 17 00:00:00 2001
From: Paul Hauner <paul@paulhauner.com>
Date: Thu, 14 Feb 2019 14:57:29 +1100
Subject: [PATCH] Rename `vec_shuffle` to `fisher_yates_shuffle`

We're adding another shuffler so it's nice to be specific
---
 Cargo.toml                                                      | 2 +-
 eth2/types/Cargo.toml                                           | 2 +-
 eth2/types/src/beacon_state.rs                                  | 2 +-
 eth2/utils/{vec_shuffle => fisher_yates_shuffle}/Cargo.toml     | 2 +-
 eth2/utils/{vec_shuffle => fisher_yates_shuffle}/src/lib.rs     | 0
 eth2/utils/{vec_shuffle => fisher_yates_shuffle}/src/rng.rs     | 0
 .../src/specs/shuffle_test_vectors.yaml                         | 0
 7 files changed, 4 insertions(+), 4 deletions(-)
 rename eth2/utils/{vec_shuffle => fisher_yates_shuffle}/Cargo.toml (85%)
 rename eth2/utils/{vec_shuffle => fisher_yates_shuffle}/src/lib.rs (100%)
 rename eth2/utils/{vec_shuffle => fisher_yates_shuffle}/src/rng.rs (100%)
 rename eth2/utils/{vec_shuffle => fisher_yates_shuffle}/src/specs/shuffle_test_vectors.yaml (100%)

diff --git a/Cargo.toml b/Cargo.toml
index a2c464366..7d545c885 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -11,7 +11,7 @@ members = [
 	"eth2/utils/honey-badger-split",
 	"eth2/utils/slot_clock",
 	"eth2/utils/ssz",
-	"eth2/utils/vec_shuffle",
+	"eth2/utils/fisher_yates_shuffle",
 	"beacon_node",
 	"beacon_node/db",
 	"beacon_node/beacon_chain",
diff --git a/eth2/types/Cargo.toml b/eth2/types/Cargo.toml
index 24aabf148..9ae5d0090 100644
--- a/eth2/types/Cargo.toml
+++ b/eth2/types/Cargo.toml
@@ -18,4 +18,4 @@ serde_derive = "1.0"
 serde_json = "1.0"
 slog = "^2.2.3"
 ssz = { path = "../utils/ssz" }
-vec_shuffle = { path = "../utils/vec_shuffle" }
+fisher_yates_shuffle = { path = "../utils/fisher_yates_shuffle" }
diff --git a/eth2/types/src/beacon_state.rs b/eth2/types/src/beacon_state.rs
index ed53bfea9..a0f8c5e2c 100644
--- a/eth2/types/src/beacon_state.rs
+++ b/eth2/types/src/beacon_state.rs
@@ -5,12 +5,12 @@ use crate::{
     PendingAttestation, PublicKey, Signature, Slot, Validator,
 };
 use bls::verify_proof_of_possession;
+use fisher_yates_shuffle::shuffle;
 use honey_badger_split::SplitExt;
 use rand::RngCore;
 use serde_derive::Serialize;
 use ssz::{hash, Decodable, DecodeError, Encodable, SszStream, TreeHash};
 use std::ops::Range;
-use vec_shuffle::shuffle;
 
 pub enum Error {
     InsufficientValidators,
diff --git a/eth2/utils/vec_shuffle/Cargo.toml b/eth2/utils/fisher_yates_shuffle/Cargo.toml
similarity index 85%
rename from eth2/utils/vec_shuffle/Cargo.toml
rename to eth2/utils/fisher_yates_shuffle/Cargo.toml
index aaeb50074..7d33c2e91 100644
--- a/eth2/utils/vec_shuffle/Cargo.toml
+++ b/eth2/utils/fisher_yates_shuffle/Cargo.toml
@@ -1,5 +1,5 @@
 [package]
-name = "vec_shuffle"
+name = "fisher_yates_shuffle"
 version = "0.1.0"
 authors = ["Paul Hauner <paul@paulhauner.com>"]
 edition = "2018"
diff --git a/eth2/utils/vec_shuffle/src/lib.rs b/eth2/utils/fisher_yates_shuffle/src/lib.rs
similarity index 100%
rename from eth2/utils/vec_shuffle/src/lib.rs
rename to eth2/utils/fisher_yates_shuffle/src/lib.rs
diff --git a/eth2/utils/vec_shuffle/src/rng.rs b/eth2/utils/fisher_yates_shuffle/src/rng.rs
similarity index 100%
rename from eth2/utils/vec_shuffle/src/rng.rs
rename to eth2/utils/fisher_yates_shuffle/src/rng.rs
diff --git a/eth2/utils/vec_shuffle/src/specs/shuffle_test_vectors.yaml b/eth2/utils/fisher_yates_shuffle/src/specs/shuffle_test_vectors.yaml
similarity index 100%
rename from eth2/utils/vec_shuffle/src/specs/shuffle_test_vectors.yaml
rename to eth2/utils/fisher_yates_shuffle/src/specs/shuffle_test_vectors.yaml