move makeFillcolorAttr to a file

Author: archmoj

src/traces/scatter/attributes.js

@@ -13,21 +13,7 @@ var constants = require('./constants');
 
 var extendFlat = require('../../lib/extend').extendFlat;
 
-var makeFillcolorAttr = function(hasFillgradient) {
-    return {
-        valType: 'color',
-        editType: 'style',
-        anim: true,
-        description: [
-            'Sets the fill color.',
-            'Defaults to a half-transparent variant of the line color,',
-            'marker color, or marker line color, whichever is available.',
-            hasFillgradient ?
-                'If fillgradient is specified, fillcolor is ignored except for setting the background color of the hover label, if any.' :
-                ''
-        ].join(' ')
-    };
-}
+var makeFillcolorAttr = require('./fillcolor_attribute');
 
 function axisPeriod(axis) {
     return {

src/traces/scatter/fillcolor_attribute.js

@@ -0,0 +1,17 @@
+'use strict';
+
+module.exports = function makeFillcolorAttr(hasFillgradient) {
+    return {
+        valType: 'color',
+        editType: 'style',
+        anim: true,
+        description: [
+            'Sets the fill color.',
+            'Defaults to a half-transparent variant of the line color,',
+            'marker color, or marker line color, whichever is available.',
+            hasFillgradient ?
+                'If fillgradient is specified, fillcolor is ignored except for setting the background color of the hover label, if any.' :
+                ''
+        ].join(' ')
+    };
+};