From c98e32d3e991770894f51a8eaba22e8bbc728336 Mon Sep 17 00:00:00 2001
From: jmhrpr <25673452+jmhrpr@users.noreply.github.com>
Date: Sat, 24 Aug 2024 16:36:24 +0100
Subject: [PATCH] optional costmodel in eval p2 raw

---
 crates/uplc/src/tx.rs | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/crates/uplc/src/tx.rs b/crates/uplc/src/tx.rs
index b01e9963..925440f2 100644
--- a/crates/uplc/src/tx.rs
+++ b/crates/uplc/src/tx.rs
@@ -90,7 +90,7 @@ pub fn eval_phase_two(
 pub fn eval_phase_two_raw(
     tx_bytes: &[u8],
     utxos_bytes: &[(Vec<u8>, Vec<u8>)],
-    cost_mdls_bytes: &[u8],
+    cost_mdls_bytes: Option<&[u8]>,
     initial_budget: (u64, u64),
     slot_config: (u64, u64, u32),
     run_phase_one: bool,
@@ -100,7 +100,7 @@ pub fn eval_phase_two_raw(
         .or_else(|_| MultiEraTx::decode_for_era(Era::Babbage, tx_bytes))
         .or_else(|_| MultiEraTx::decode_for_era(Era::Alonzo, tx_bytes))?;
 
-    let cost_mdls = CostMdls::decode_fragment(cost_mdls_bytes)?;
+    let cost_mdls = cost_mdls_bytes.map(|x| CostMdls::decode_fragment(x)).transpose()?;
 
     let budget = ExBudget {
         cpu: initial_budget.0 as i64,
@@ -127,7 +127,7 @@ pub fn eval_phase_two_raw(
             match eval_phase_two(
                 &tx,
                 &utxos,
-                Some(&cost_mdls),
+                cost_mdls.as_ref(),
                 Some(&budget),
                 &sc,
                 run_phase_one,