From 6b65b6f3bd3af4ce6430062634eee041ec9aef60 Mon Sep 17 00:00:00 2001
From: ethDreamer <mark@sigmaprime.io>
Date: Mon, 30 Aug 2021 06:41:30 +0000
Subject: [PATCH] removed verify_exit_time_independent_only function (#2509)

## Issue Addressed

Closes #1676

## Proposed Changes

Removed unneeded functions `verify_exit_parametric` and `verify_exit_time_independent_only`
---
 .../src/per_block_processing.rs               |  2 +-
 .../src/per_block_processing/verify_exit.rs   | 27 +------------------
 2 files changed, 2 insertions(+), 27 deletions(-)

diff --git a/consensus/state_processing/src/per_block_processing.rs b/consensus/state_processing/src/per_block_processing.rs
index a38382d26..937d04794 100644
--- a/consensus/state_processing/src/per_block_processing.rs
+++ b/consensus/state_processing/src/per_block_processing.rs
@@ -20,7 +20,7 @@ pub use verify_attestation::{
 pub use verify_deposit::{
     get_existing_validator_index, verify_deposit_merkle_proof, verify_deposit_signature,
 };
-pub use verify_exit::{verify_exit, verify_exit_time_independent_only};
+pub use verify_exit::verify_exit;
 
 pub mod altair;
 pub mod block_signature_verifier;
diff --git a/consensus/state_processing/src/per_block_processing/verify_exit.rs b/consensus/state_processing/src/per_block_processing/verify_exit.rs
index efaf57f6d..f17e5fcd2 100644
--- a/consensus/state_processing/src/per_block_processing/verify_exit.rs
+++ b/consensus/state_processing/src/per_block_processing/verify_exit.rs
@@ -19,35 +19,10 @@ fn error(reason: ExitInvalid) -> BlockOperationError<ExitInvalid> {
 ///
 /// Spec v0.12.1
 pub fn verify_exit<T: EthSpec>(
-    state: &BeaconState<T>,
-    exit: &SignedVoluntaryExit,
-    verify_signatures: VerifySignatures,
-    spec: &ChainSpec,
-) -> Result<()> {
-    verify_exit_parametric(state, exit, verify_signatures, spec, false)
-}
-
-/// Like `verify_exit` but doesn't run checks which may become true in future states.
-///
-/// Spec v0.12.1
-pub fn verify_exit_time_independent_only<T: EthSpec>(
-    state: &BeaconState<T>,
-    exit: &SignedVoluntaryExit,
-    verify_signatures: VerifySignatures,
-    spec: &ChainSpec,
-) -> Result<()> {
-    verify_exit_parametric(state, exit, verify_signatures, spec, true)
-}
-
-/// Parametric version of `verify_exit` that skips some checks if `time_independent_only` is true.
-///
-/// Spec v0.12.1
-fn verify_exit_parametric<T: EthSpec>(
     state: &BeaconState<T>,
     signed_exit: &SignedVoluntaryExit,
     verify_signatures: VerifySignatures,
     spec: &ChainSpec,
-    time_independent_only: bool,
 ) -> Result<()> {
     let exit = &signed_exit.message;
 
@@ -70,7 +45,7 @@ fn verify_exit_parametric<T: EthSpec>(
 
     // Exits must specify an epoch when they become valid; they are not valid before then.
     verify!(
-        time_independent_only || state.current_epoch() >= exit.epoch,
+        state.current_epoch() >= exit.epoch,
         ExitInvalid::FutureEpoch {
             state: state.current_epoch(),
             exit: exit.epoch