bug fix in min max functions in yaxis - fixes #538

Author: junedchhipa

src/modules/Range.js

@@ -180,7 +180,7 @@ class Range {
         if (typeof yaxe.max === 'number') {
           gl.maxYArr[index] = yaxe.max
         } else if (typeof yaxe.max === 'function') {
-          gl.maxYArr[index] = yaxe.max(gl.maxY)
+          gl.maxYArr[index] = yaxe.max(gl.maxYArr[index])
         }
 
         // gl.maxY is for single y-axis chart, it will be ignored in multi-yaxis
@@ -190,7 +190,7 @@ class Range {
         if (typeof yaxe.min === 'number') {
           gl.minYArr[index] = yaxe.min
         } else if (typeof yaxe.min === 'function') {
-          gl.minYArr[index] = yaxe.min(gl.minY)
+          gl.minYArr[index] = yaxe.min(gl.minYArr[index])
         }
         // gl.minY is for single y-axis chart, it will be ignored in multi-yaxis
         gl.minY = gl.minYArr[index]