From 263474b92c747f8141551b5a1d84573411205545 Mon Sep 17 00:00:00 2001
From: Dominik Moritz <domoritz@gmail.com>
Date: Fri, 1 Jul 2016 14:11:17 -0700
Subject: [PATCH] better comment about removing empty formatting

---
 src/timeunit.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/timeunit.ts b/src/timeunit.ts
index 192741ca04..0a79220aee 100644
--- a/src/timeunit.ts
+++ b/src/timeunit.ts
@@ -104,7 +104,7 @@ export function format(timeUnit: TimeUnit, abbreviated = false, field='datum.dat
   }
 
   if (out.length > 0) {
-  // clean up quarter formatting remainders
+  // clean up empty formatting expressions that may have been generated by the quarter time unit
    const template = '{{' + field + ' | time:\'' + out.join(' ') + '\'}}';
    return template.replace(new RegExp('{{' + field + ' \\| time:\'\'}}', 'g'), '');
   } else {