diff --git a/lib/render.js b/lib/render.js
index 5fb662d..bf7dcc9 100644
--- a/lib/render.js
+++ b/lib/render.js
@@ -155,7 +155,7 @@ const labelArr = (desc, opt) => {
         }, {
           field: e.name,
           style: 'fill-opacity:0.1' + typeStyle(e.type)
-        }), 
+        }),
         e.rect !== undefined ? e.rect : {}
         )]);
       }
@@ -325,7 +325,7 @@ const cage = (desc, opt) => {
     }
   }
   return res;
-} /* eslint complexity: [1, 23] */;
+} /* eslint complexity: [1, 30] */;
 
 const lane = (desc, opt) => {
   const {index, vspace, hspace, margin, hflip, lanes, compact, label} = opt;
@@ -349,11 +349,9 @@ const lane = (desc, opt) => {
     let txt = index;
     if (typeof lab === 'string') {
       txt = lab;
-    } else
-    if (typeof lab === 'number') {
+    } else if (typeof lab === 'number') {
       txt += lab;
-    } else
-    if (typeof lab === 'object') {
+    } else if (typeof lab === 'object') {
       txt = lab[index] || txt;
     }
     res.push(['g', {'text-anchor': 'end'},
@@ -366,11 +364,9 @@ const lane = (desc, opt) => {
     let txt = index;
     if (typeof lab === 'string') {
       txt = lab;
-    } else
-    if (typeof lab === 'number') {
+    } else if (typeof lab === 'number') {
       txt += lab;
-    } else
-    if (typeof lab === 'object') {
+    } else if (typeof lab === 'object') {
       txt = lab[index] || txt;
     }
     res.push(['g', {'text-anchor': 'start'},