Enable maxValues, stops stringifying after count

Author: blakeembrey

README.md

@@ -44,8 +44,9 @@ The API is similar to `JSON.stringify`. However, any value returned by the repla
 
 The `options` object allows some additional configuration:
 
-* **maxDepth** _(number)_ The maximum depth of values to stringify
-* **references** _(boolean)_ Restore circular/repeated references in the object (uses IIFE)
+* **maxDepth** _(number, default: 100)_ The maximum depth of values to stringify
+* **maxValues** _(number, default: 100000)_ The maximum number of values to stringify
+* **references** _(boolean, default: false)_ Restore circular/repeated references in the object (uses IIFE)
 
 ### Examples
 
@@ -79,6 +80,7 @@ var obj = { x: 10 };
 obj.circular = obj;
 
 javascriptStringify(obj); // "{x:10}"
+javascriptStringify(obj, null, null, { references: true }); // "(function(){var x={x:10};x.circular=x;return x;}())"
 
 /**
  * Specify indentation - just like `JSON.stringify`.

javascript-stringify.js

@@ -253,6 +253,7 @@
 
     var maxDepth = Number(options.maxDepth) || 100;
     var references = !!options.references;
+    var valueCount = Number(options.maxValues) || 100000;
 
     var path = [];
     var stack = [];
@@ -284,11 +285,11 @@
     var recurse = references ?
       function (value, stringify) {
         if (value && (typeof value === 'object' || typeof value === 'function')) {
-          var exists = encountered.indexOf(value);
+          var seen = encountered.indexOf(value);
 
           // Track nodes to restore later.
-          if (exists > -1) {
-            restore.push(path.slice(), paths[exists]);
+          if (seen > -1) {
+            restore.push(path.slice(), paths[seen]);
             return;
           }
 
@@ -298,7 +299,7 @@
         }
 
         // Stop when we hit the max depth.
-        if (path.length > maxDepth) {
+        if (path.length > maxDepth || valueCount-- <= 0) {
           return;
         }
 
@@ -308,7 +309,7 @@
       function (value, stringify) {
         var seen = stack.indexOf(value);
 
-        if (seen > -1 || path.length > maxDepth) {
+        if (seen > -1 || path.length > maxDepth || valueCount-- <= 0) {
           return;
         }