Organize examples directory for handling blocks associated with diffe…

…rent forks

ethereum-consensus/Cargo.toml

@@ -76,3 +76,7 @@ reth-primitives = { git = "https://github.com/paradigmxyz/reth", rev = "b89af430
 [[bin]]
 name = "ec"
 required-features = ["ec"]
+
+[[example]]
+name = "state_transitions_phase0"
+path = "examples/state_transitions/phase0_blocks.rs"

ethereum-consensus/examples/state_transition_mainnet_blocks.rs → ethereum-consensus/examples/state_transitions/phase0_blocks.rs

@@ -9,7 +9,8 @@ use std::{error::Error, fs, time::Instant};
 fn main() -> std::result::Result<(), Box<dyn Error>> {
     println!("this example illustrates how the spec applies state transitions to mainnet data.");
 
-    let state_path = "./ethereum-consensus/examples/data/beacon_states/state_1999.ssz";
+    let state_path =
+        "./ethereum-consensus/examples/mainnet_blocks/phase0/beacon_states/state_1999.ssz";
     let f = fs::read(state_path).unwrap();
     let prestate = spec::BeaconState::deserialize(&f)?;
     let prestate = BeaconState::Phase0(prestate);
@@ -19,8 +20,10 @@ fn main() -> std::result::Result<(), Box<dyn Error>> {
 
     // Read and process blocks at slots 2000-2034
     for slot in 2000..=2034 {
-        let block_path =
-            format!("./ethereum-consensus/examples/data/beacon_blocks/block_{}.ssz", slot);
+        let block_path = format!(
+            "./ethereum-consensus/examples/mainnet_blocks/phase0/beacon_blocks/block_{}.ssz",
+            slot
+        );
         let block_bytes = fs::read(&block_path)?;
         if is_skipped_slot(&block_bytes, slot) {
             continue;