Ignore blank lines in style map

1 files changed, 3 insertions, 3 deletions

diff --git a/lib/options-reader.js b/lib/options-reader.js
index 3765fd3..dc17fe8 100644
--- a/lib/options-reader.js
+++ b/lib/options-reader.js
@@ -75,11 +75,11 @@ function readCustomStyleMap(styleMap) {
         return [];
     } else if (_.isString(styleMap)) {
         return styleMap.split("\n")
-            .filter(function(line) {
-                return line.charAt(0) !== "#";
-            })
             .map(function(line) {
                 return line.trim();
+            })
+            .filter(function(line) {
+                return line !== "" && line.charAt(0) !== "#";
             });
     } else {
         return styleMap;