From 2abc033fec2774759b5b85ac2ce7f177cf5ff05e Mon Sep 17 00:00:00 2001
From: Miguel Angel Asencio Hurtado <maasencioh@gmail.com>
Date: Mon, 27 Nov 2017 08:41:52 -0500
Subject: [PATCH] fix(calculateBpc): allows empty mass values

---
 src/ms/calculateBpc.js | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/ms/calculateBpc.js b/src/ms/calculateBpc.js
index bde176a..deab862 100644
--- a/src/ms/calculateBpc.js
+++ b/src/ms/calculateBpc.js
@@ -13,7 +13,11 @@ export function calculateBpc(chrom) {
     var massSpectra = ms.data;
     var bpc = [];
     for (var massSpectrum of massSpectra) {
-        bpc.push(max(massSpectrum[1]));
+        if (massSpectrum[1].length > 0) {
+            bpc.push(max(massSpectrum[1]));
+        } else {
+            bpc.push(0);
+        }
     }
 
     return bpc;