From d825d64a38dd7dbc17a8301258bdc36ad87797b3 Mon Sep 17 00:00:00 2001
From: Christopher Lenz <cmlenz@apache.org>
Date: Mon, 23 Jun 2008 19:51:05 +0000
Subject: Follow-up to r670653: Implement deep sealing in Javascript as using
 the native `JS_SealObject` function in deep mode somehow also locked down
 outer scopes, leading to various obscure errors.

git-svn-id: https://svn.apache.org/repos/asf/incubator/couchdb/trunk@670720 13f79535-47bb-0310-9956-ffa450edef68
---
 share/server/main.js | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

(limited to 'share/server/main.js')

diff --git a/share/server/main.js b/share/server/main.js
index 05615ccd..3c228779 100644
--- a/share/server/main.js
+++ b/share/server/main.js
@@ -74,7 +74,7 @@ while (cmd = eval(readline())) {
         // ]
         //
         var doc = cmd[1];
-        seal(doc, true); // seal to prevent map functions from changing doc
+        recursivelySeal(doc); // seal to prevent map functions from changing doc
         var buf = [];
         for (var i = 0; i < funs.length; i++) {
           map_results = [];
@@ -150,7 +150,7 @@ while (cmd = eval(readline())) {
         quit();
     }
   } catch (exception) {
-    print(toJSON(exception));
+    print(toJSON(exception.toString()));
   }
 }
 
@@ -170,6 +170,15 @@ function compileFunction(source) {
   }
 }
 
+function recursivelySeal(obj) {
+  seal(obj);
+  for (var propname in obj) {
+    if (typeof doc[propname] == "object") {
+      recursivelySeal(doc[propname]);
+    }
+  }
+}
+
 function toJSON(val) {
   if (typeof(val) == "undefined") {
     throw {error:"bad_value", reason:"Cannot encode 'undefined' value as JSON"};
-- 
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