more correct string behavior in stringify example

ljharb · Sep 9, 2010 · b9750ff · b9750ff
1 parent b9e6db5
commit b9750ff
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Showing 2 changed files with 9 additions and 3 deletions.
diff --git a/examples/hash.js b/examples/hash.js
@@ -1,3 +1,5 @@
+#!/usr/bin/env node
+
 var Hash = require('traverse/hash');
 var sys = require('sys');
 

diff --git a/examples/stringify.js b/examples/stringify.js
@@ -2,10 +2,10 @@
 var Traverse = require('traverse');
 var sys = require('sys');
 
-var obj = [ 5, 6, -3, [ 7, 8, -2, 1 ], { f : 10, g : -13 } ];
+var obj = [ 'five', 6, -3, [ 7, 8, -2, 1 ], { f : 10, g : -13 } ];
 
 var s = '';
-Traverse(obj).forEach(function (node) {
+Traverse(obj).forEach(function to_s (node) {
     if (Array.isArray(node)) {
         this.before(function () { s += '[' });
         this.post(function (child) {
@@ -16,13 +16,17 @@ Traverse(obj).forEach(function (node) {
     else if (typeof node == 'object') {
         this.before(function () { s += '{' });
         this.pre(function (x, key) {
-            s += '"' + key + '"' + ':';
+            to_s(key);
+            s += ':';
         });
         this.post(function (child) {
             if (!child.isLast) s += ',';
         });
         this.after(function () { s += '}' });
     }
+    else if (typeof node == 'string') {
+        s += '"' + node.toString().replace(/"/g, '\\"') + '"';
+    }
     else if (typeof node == 'function') {
         s += 'null';
     }