From 3ec2b9be93fa50050a57b88520ff8c92fd0a4282 Mon Sep 17 00:00:00 2001
From: Minijackson <minijackson@riseup.net>
Date: Sat, 4 Jan 2020 11:22:16 +0100
Subject: allow no preamp in GraphicEQ files

---
 src/parsing/equalizer_apo.lalrpop | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

(limited to 'src')

diff --git a/src/parsing/equalizer_apo.lalrpop b/src/parsing/equalizer_apo.lalrpop
index 8003be7..3239036 100644
--- a/src/parsing/equalizer_apo.lalrpop
+++ b/src/parsing/equalizer_apo.lalrpop
@@ -5,8 +5,9 @@ use std::str::FromStr;
 grammar;
 
 pub Main: Filter = {
-    <preamp: Preamp> <eq: Eq> => Filter { preamp, frequencies: eq.0, coefficients: eq.1 }
-
+    <preamp: Preamp?> <eq: Eq> => {
+        Filter { preamp: preamp.unwrap_or(0.0), frequencies: eq.0, coefficients: eq.1 }
+    }
 }
 
 Preamp: f64 = {
-- 
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