From ab3715f7a91769c1db43dc7bd19fc17b3c288e2c Mon Sep 17 00:00:00 2001
From: Paul Ferrand <paul@ferrand.cc>
Date: Sun, 4 Oct 2020 23:00:21 +0200
Subject: [PATCH] Read 0 or 1 values as valid booleans

---
 src/sfizz/Opcode.cpp | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/sfizz/Opcode.cpp b/src/sfizz/Opcode.cpp
index 1ffafdbf..673501d1 100644
--- a/src/sfizz/Opcode.cpp
+++ b/src/sfizz/Opcode.cpp
@@ -211,9 +211,11 @@ absl::optional<ValueType> readOpcode(absl::string_view value, const Range<ValueT
 absl::optional<bool> readBooleanFromOpcode(const Opcode& opcode)
 {
     switch (hash(opcode.value)) {
-    case hash("off"):
+    case hash("off"): // fallthrough
+    case hash("0"):
         return false;
-    case hash("on"):
+    case hash("on"):  // fallthrough
+    case hash("1"):
         return true;
     default:
         return {};