apply Lib.mergeArrayCastPositive in places to ensure having positive sizes

Author: archmoj

src/lib/index.js

@@ -474,7 +474,7 @@ lib.mergeArray = function(traceAttr, cd, cdAttr, fn) {
 lib.mergeArrayCastPositive = function(traceAttr, cd, cdAttr) {
     return lib.mergeArray(traceAttr, cd, cdAttr, function(v) {
         var w = +v;
-        return w > 0 ? w : 0;
+        return isNaN(w) ? NaN : w > 0 ? w : 0;
     });
 };
 

src/traces/funnel/arrays_to_calcdata.js

@@ -8,24 +8,24 @@
 
 'use strict';
 
-var mergeArray = require('../../lib').mergeArray;
+var Lib = require('../../lib');
 
 // arrayOk attributes, merge them into calcdata array
 module.exports = function arraysToCalcdata(cd, trace) {
     for(var i = 0; i < cd.length; i++) cd[i].i = i;
 
-    mergeArray(trace.text, cd, 'tx');
-    mergeArray(trace.hovertext, cd, 'htx');
+    Lib.mergeArray(trace.text, cd, 'tx');
+    Lib.mergeArray(trace.hovertext, cd, 'htx');
 
     var marker = trace.marker;
     if(marker) {
-        mergeArray(marker.opacity, cd, 'mo');
-        mergeArray(marker.color, cd, 'mc');
+        Lib.mergeArray(marker.opacity, cd, 'mo');
+        Lib.mergeArray(marker.color, cd, 'mc');
 
         var markerLine = marker.line;
         if(markerLine) {
-            mergeArray(markerLine.color, cd, 'mlc');
-            mergeArray(markerLine.width, cd, 'mlw');
+            Lib.mergeArray(markerLine.color, cd, 'mlc');
+            Lib.mergeArrayCastPositive(markerLine.width, cd, 'mlw');
         }
     }
 };

src/traces/scatter/arrays_to_calcdata.js

@@ -22,22 +22,22 @@ module.exports = function arraysToCalcdata(cd, trace) {
     Lib.mergeArray(trace.customdata, cd, 'data');
     Lib.mergeArray(trace.textposition, cd, 'tp');
     if(trace.textfont) {
-        Lib.mergeArray(trace.textfont.size, cd, 'ts');
+        Lib.mergeArrayCastPositive(trace.textfont.size, cd, 'ts');
         Lib.mergeArray(trace.textfont.color, cd, 'tc');
         Lib.mergeArray(trace.textfont.family, cd, 'tf');
     }
 
     var marker = trace.marker;
     if(marker) {
-        Lib.mergeArray(marker.size, cd, 'ms');
-        Lib.mergeArray(marker.opacity, cd, 'mo');
+        Lib.mergeArrayCastPositive(marker.size, cd, 'ms');
+        Lib.mergeArrayCastPositive(marker.opacity, cd, 'mo');
         Lib.mergeArray(marker.symbol, cd, 'mx');
         Lib.mergeArray(marker.color, cd, 'mc');
 
         var markerLine = marker.line;
         if(marker.line) {
             Lib.mergeArray(markerLine.color, cd, 'mlc');
-            Lib.mergeArray(markerLine.width, cd, 'mlw');
+            Lib.mergeArrayCastPositive(markerLine.width, cd, 'mlw');
         }
 
         var markerGradient = marker.gradient;