From 212fd23aa054645eb6c15aaf1ce9cebd5619b8cd Mon Sep 17 00:00:00 2001
From: Miguel Angel Asencio Hurtado <maasencioh@gmail.com>
Date: Thu, 20 Jul 2017 15:11:25 +0200
Subject: [PATCH] fix(percentageFilter): deal with empty arrays

---
 src/filter/percentageFilter.js | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/filter/percentageFilter.js b/src/filter/percentageFilter.js
index ef85d2d..ffba3fe 100644
--- a/src/filter/percentageFilter.js
+++ b/src/filter/percentageFilter.js
@@ -17,7 +17,12 @@ export function percentageFilter(chromatogram, serieName, options = {}) {
 }
 
 function applyFilter(serie, percentage) {
-    var basePeak = arrayMax(serie[1]);
+    var basePeak;
+    try {
+        basePeak = arrayMax(serie[1]);
+    } catch (e) {
+        basePeak = 0;
+    }
     var filtered = [[], []];
     for (var i = 0; i < serie[0].length; i++) {
         if (serie[1][i] > percentage * basePeak) {