From 97b684281ec1c77854dc5998d31bfa1d27106265 Mon Sep 17 00:00:00 2001
From: Torkel <torkel.loman@gmail.com>
Date: Tue, 21 May 2024 20:18:17 -0400
Subject: [PATCH] up

---
 src/reaction.jl                            | 13 +++++--------
 test/reactionsystem_core/reactionsystem.jl |  1 -
 2 files changed, 5 insertions(+), 9 deletions(-)

diff --git a/src/reaction.jl b/src/reaction.jl
index bf0ee38326..7df046a9b8 100644
--- a/src/reaction.jl
+++ b/src/reaction.jl
@@ -194,14 +194,11 @@ function Reaction(rate, subs::Vector, prods::Vector, substoich::Vector{S}, prods
     end
     
     # Computes the net stoichiometries.
-    netstoich = if isnothing(netstoich)
-        get_netstoich(subs, prods, substoich, prodstoich)
-    else
-        if typeof(netstoich) != Vector{Pair{BasicSymbolic{Real}, stoich_type}}
-            netstoich = Pair{BasicSymbolic{Real}, stoich_type}[
-                            value(ns[1]) => convert(stoich_type, ns[2]) for ns in netstoich]
-        end
-        netstoich
+    if isempty(netstoich)
+        netstoich = get_netstoich(subs, prods, substoich, prodstoich)
+    elseif typeof(netstoich) != Vector{Pair{BasicSymbolic{Real}, stoich_type}}
+        netstoich = Pair{BasicSymbolic{Real}, stoich_type}[
+                        value(ns[1]) => convert(stoich_type, ns[2]) for ns in netstoich]
     end
 
     # Handles metadata (check that all entries are unique, remove potential `only_use_rate`
diff --git a/test/reactionsystem_core/reactionsystem.jl b/test/reactionsystem_core/reactionsystem.jl
index 2bdb3df42e..8de10f393b 100644
--- a/test/reactionsystem_core/reactionsystem.jl
+++ b/test/reactionsystem_core/reactionsystem.jl
@@ -142,7 +142,6 @@ end
 ### Check ODE, SDE, and Jump Functions ###
 
 # Test by evaluating drift and diffusion terms.
-
 let
     u = rnd_u0(rs, rng)
     p = rnd_ps(rs, rng)