From 439d3772dbb66addb0626a350228ac2e485537ff Mon Sep 17 00:00:00 2001
From: Mark Spanbroek <mark@spanbroek.net>
Date: Mon, 10 Feb 2025 12:21:02 +0100
Subject: [PATCH] vault: remove dead code

---
 contracts/vault/Timestamps.sol |  5 -----
 contracts/vault/TokenFlows.sol | 24 ------------------------
 contracts/vault/VaultBase.sol  | 11 ++++-------
 3 files changed, 4 insertions(+), 36 deletions(-)

diff --git a/contracts/vault/Timestamps.sol b/contracts/vault/Timestamps.sol
index 20deb5b..786cd2d 100644
--- a/contracts/vault/Timestamps.sol
+++ b/contracts/vault/Timestamps.sol
@@ -5,7 +5,6 @@ type Timestamp is uint40;
 type Duration is uint40;
 
 using {_timestampEquals as ==} for Timestamp global;
-using {_timestampNotEqual as !=} for Timestamp global;
 using {_timestampLessThan as <} for Timestamp global;
 using {_timestampAtMost as <=} for Timestamp global;
 
@@ -13,10 +12,6 @@ function _timestampEquals(Timestamp a, Timestamp b) pure returns (bool) {
   return Timestamp.unwrap(a) == Timestamp.unwrap(b);
 }
 
-function _timestampNotEqual(Timestamp a, Timestamp b) pure returns (bool) {
-  return Timestamp.unwrap(a) != Timestamp.unwrap(b);
-}
-
 function _timestampLessThan(Timestamp a, Timestamp b) pure returns (bool) {
   return Timestamp.unwrap(a) < Timestamp.unwrap(b);
 }
diff --git a/contracts/vault/TokenFlows.sol b/contracts/vault/TokenFlows.sol
index 579b55c..96aa585 100644
--- a/contracts/vault/TokenFlows.sol
+++ b/contracts/vault/TokenFlows.sol
@@ -8,10 +8,7 @@ type TokensPerSecond is uint96;
 using {_tokensPerSecondMinus as -} for TokensPerSecond global;
 using {_tokensPerSecondPlus as +} for TokensPerSecond global;
 using {_tokensPerSecondEquals as ==} for TokensPerSecond global;
-using {_tokensPerSecondNotEqual as !=} for TokensPerSecond global;
-using {_tokensPerSecondAtLeast as >=} for TokensPerSecond global;
 using {_tokensPerSecondAtMost as <=} for TokensPerSecond global;
-using {_tokensPerSecondLessThan as <} for TokensPerSecond global;
 
 function _tokensPerSecondMinus(
   TokensPerSecond a,
@@ -36,20 +33,6 @@ function _tokensPerSecondEquals(
   return TokensPerSecond.unwrap(a) == TokensPerSecond.unwrap(b);
 }
 
-function _tokensPerSecondNotEqual(
-  TokensPerSecond a,
-  TokensPerSecond b
-) pure returns (bool) {
-  return TokensPerSecond.unwrap(a) != TokensPerSecond.unwrap(b);
-}
-
-function _tokensPerSecondAtLeast(
-  TokensPerSecond a,
-  TokensPerSecond b
-) pure returns (bool) {
-  return TokensPerSecond.unwrap(a) >= TokensPerSecond.unwrap(b);
-}
-
 function _tokensPerSecondAtMost(
   TokensPerSecond a,
   TokensPerSecond b
@@ -57,13 +40,6 @@ function _tokensPerSecondAtMost(
   return TokensPerSecond.unwrap(a) <= TokensPerSecond.unwrap(b);
 }
 
-function _tokensPerSecondLessThan(
-  TokensPerSecond a,
-  TokensPerSecond b
-) pure returns (bool) {
-  return TokensPerSecond.unwrap(a) < TokensPerSecond.unwrap(b);
-}
-
 library TokenFlows {
   function accumulate(
     TokensPerSecond rate,
diff --git a/contracts/vault/VaultBase.sol b/contracts/vault/VaultBase.sol
index 4605be2..44e1e9a 100644
--- a/contracts/vault/VaultBase.sol
+++ b/contracts/vault/VaultBase.sol
@@ -4,16 +4,13 @@ pragma solidity 0.8.28;
 import "@openzeppelin/contracts/token/ERC20/IERC20.sol";
 import "@openzeppelin/contracts/token/ERC20/utils/SafeERC20.sol";
 import "./Accounts.sol";
-import "./Timestamps.sol";
-import "./TokenFlows.sol";
 import "./Locks.sol";
 
-using SafeERC20 for IERC20;
-using Timestamps for Timestamp;
-using Accounts for Account;
-using Locks for Lock;
-
 abstract contract VaultBase {
+  using SafeERC20 for IERC20;
+  using Accounts for Account;
+  using Locks for Lock;
+
   IERC20 internal immutable _token;
 
   type Controller is address;