From d7734e3f1922cc980847dae37069e394ec2fb8f9 Mon Sep 17 00:00:00 2001
From: Ray Speth <speth@mit.edu>
Date: Thu, 10 Jan 2019 22:56:19 -0500
Subject: [PATCH] [Input] Allow "=" as a delimiter for reversible reactions in
 YAML

---
 src/kinetics/Reaction.cpp          | 4 ++--
 test/kinetics/kineticsFromYaml.cpp | 4 ++--
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/src/kinetics/Reaction.cpp b/src/kinetics/Reaction.cpp
index 3898d5f4d..e3540933e 100644
--- a/src/kinetics/Reaction.cpp
+++ b/src/kinetics/Reaction.cpp
@@ -446,7 +446,7 @@ void setupReaction(Reaction& R, const AnyMap& node)
     bool reactants = true;
     for (size_t i = 1; i < tokens.size(); i++) {
         if (tokens[i] == "+" || ba::starts_with(tokens[i], "(+") ||
-            tokens[i] == "<=>" || tokens[i] == "=>") {
+            tokens[i] == "<=>" || tokens[i] == "=" || tokens[i] == "=>") {
             std::string species = tokens[i-1];
 
             double stoich;
@@ -480,7 +480,7 @@ void setupReaction(Reaction& R, const AnyMap& node)
         }
 
         // Tokens after this point are part of the products string
-        if (tokens[i] == "<=>") {
+        if (tokens[i] == "<=>" || tokens[i] == "=") {
             R.reversible = true;
             reactants = false;
         } else if (tokens[i] == "=>") {
diff --git a/test/kinetics/kineticsFromYaml.cpp b/test/kinetics/kineticsFromYaml.cpp
index f0b15f96a..21c970320 100644
--- a/test/kinetics/kineticsFromYaml.cpp
+++ b/test/kinetics/kineticsFromYaml.cpp
@@ -32,7 +32,7 @@ TEST(Reaction, ThreeBodyFromYaml1)
 {
     IdealGasMix gas("gri30.xml");
     AnyMap rxn = AnyMap::fromYamlString(
-        "{equation: 2 O + M <=> O2 + M,"
+        "{equation: 2 O + M = O2 + M,"
         " type: three-body,"
         " rate-constant: [1.20000E+17 cm^6/mol^2/s, -1, 0],"
         " efficiencies: {AR: 0.83, H2O: 5}}");
@@ -61,7 +61,7 @@ TEST(Reaction, FalloffFromYaml1)
 {
     IdealGasMix gas("gri30.xml");
     AnyMap rxn = AnyMap::fromYamlString(
-        "{equation: N2O (+M) <=> N2 + O (+ M),"
+        "{equation: N2O (+M) = N2 + O (+ M),"
         " type: falloff,"
         " high-P-rate-constant: [7.91000E+10, 0, 56020],"
         " low-P-rate-constant: [6.37000E+14, 0, 56640],"