From 9e2c8a7a3964363b12559c91ea55d9f80659fa11 Mon Sep 17 00:00:00 2001
From: Andrew Harvey <andrew@alantgeo.com.au>
Date: Thu, 13 May 2021 14:14:54 +1000
Subject: log message when regexp didn't match for prefix number suffix

---
 lib/unitsToRanges.js | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'lib/unitsToRanges.js')

diff --git a/lib/unitsToRanges.js b/lib/unitsToRanges.js
index eebd3ef..11e867f 100644
--- a/lib/unitsToRanges.js
+++ b/lib/unitsToRanges.js
@@ -63,6 +63,11 @@ module.exports = (units) => {
       const curParts = cur.match(regexp)
       const prevParts = idx > 0 ? src[idx - 1].match(regexp) : null
 
+      if (!curParts) {
+        console.log(`"${cur}" didn't match regexp for prefix number suffix`)
+        return acc
+      }
+
       const curNum = curParts.groups.num
       const prevNum = prevParts ? prevParts.groups.num : null
 
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