joshbax
diff --git a/‎README.md‎
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diff --git a/‎demo/dist/index.html‎
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diff --git a/‎demo/dist/main.js‎
Lines changed: 3 additions & 3 deletions b/‎demo/dist/main.js‎
Lines changed: 3 additions & 3 deletions
diff --git a/‎dev-server/src/index.js‎
Lines changed: 19 additions & 1 deletion b/‎dev-server/src/index.js‎
Lines changed: 19 additions & 1 deletion
@@ -48,6 +48,7 @@ Name|Type|Default|Description
 `indentWidth`|`integer`|4|Set the indent-width for nested objects
 `collapsed`|`boolean` or `integer`|`false`|When set to `true`, all nodes will be collapsed by default.  Use an integer value to collapse at a particular depth.
 `collapseStringsAfterLength`|`integer`|`false`|When an integer value is assigned, strings will be cut off at that length. Collapsed strings are followed by an ellipsis. String content can be expanded and collapsed by clicking on the string value.
+`shouldCollapse`|`(field)=>{}`|`false`|Callback function to provide control over what objects and arrays should be collapsed by default.  An object is passed to the callback containing `name`, `src`, `type` ("array" or "object") and `namespace`.
 `groupArraysAfterLength`|`integer`|`100`|When an integer value is assigned, arrays will be displayed in groups by count of the value. Groups are displayed with brakcet notation and can be expanded and collapsed by clickong on the brackets.
 `enableClipboard`|`boolean` or `(copy)=>{}`|`true`|When prop is not `false`, the user can copy objects and arrays to clipboard by clicking on the clipboard icon.  Copy callbacks are supported.
 `displayObjectSize`|`boolean`|`true`|When set to `true`, objects and arrays are labeled with size
 
@@ -2,6 +2,7 @@
 <html lang="en">
   <head>
     <title>RJV Demo</title>
+    <meta name="keywords" content="array-viewer,base-16,component,interactive,interactive-json,json,json-component,json-display,json-tree,json-view,json-viewer,json-inspector,json-tree,react,react-component,react-json,theme,tree,tree-view,treeview,mac-s-g">
     <meta charset="UTF-8">
     <link rel="icon"
           type="image/ico"
 
@@ -4,6 +4,8 @@
 import React from "react"
 import ReactDom from "react-dom"
 
+import Moment from "moment"
+
 //import the react-json-view component (installed with npm)
 import JsonViewer from "./../../src/js/index"
 
@@ -45,6 +47,14 @@ ReactDom.render(
             enableClipboard={copy => {
                 console.log("you copied to clipboard!", copy)
             }}
+            shouldCollapse={({ src, namespace, type }) => {
+                if (type === "array" && src.indexOf("test") > -1) {
+                    return true
+                } else if (namespace.indexOf("moment") > -1) {
+                    return true
+                }
+                return false
+            }}
         />
 
         <br />
@@ -72,6 +82,10 @@ ReactDom.render(
             }}
             name={false}
             iconStyle="triangle"
+            shouldCollapse={({ src, type }) =>
+                type === "object" &&
+                src.constructor &&
+                src.constructor.name === "Moment"}
         />
 
         <br />
@@ -126,6 +140,8 @@ ReactDom.render(
         <JsonViewer
             enableClipboard={false}
             src={getExampleJson1()}
+            shouldCollapse={({ src, namespace, type }) =>
+                namespace.indexOf("moment") > -1}
             theme={{
                 base00: "white",
                 base01: "#ddd",
@@ -188,7 +204,9 @@ function getExampleJson1() {
             }
         },
         string_number: "1234",
-        date: new Date()
+        date: new Date(),
+        moment: Moment(),
+        regexp: /[0-9]/gi
     }
 }