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Clone arrays assigned to "live" properties, partially to deal with issues with horrid Sandbox proxies and partly for other somewhat obvious reasons.

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This commit is contained in:
Kris Maglione
2011-02-04 15:56:23 -05:00
parent e514899d23
commit 6a3d5dcfce
3 changed files with 11 additions and 3 deletions
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10
common/modules/highlight.jsm
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@@ -18,8 +18,14 @@ var Highlight = Struct("class", "selector", "sites",
Highlight.liveProperty = function (name, prop) {
this.prototype.__defineGetter__(name, function () this.get(name));
this.prototype.__defineSetter__(name, function (val) {
if (isObject(val) && name !== "style" && Object.freeze)
Object.freeze(val);
if (isObject(val) && name !== "style") {
if (isArray(val))
val = Array.slice(val);
else
val = update({}, val);
if (Object.freeze)
Object.freeze(val);
}
this.set(name, val);
if (name === "value" || name === "extends")

2
common/modules/styles.jsm
View File

@@ -21,6 +21,8 @@ Sheet.liveProperty = function (name) {
let i = this.prototype.members[name];
this.prototype.__defineGetter__(name, function () this[i]);
this.prototype.__defineSetter__(name, function (val) {
if (isArray(val))
val = Array.slice(val);
if (isArray(val) && Object.freeze)
Object.freeze(val);
this[i] = val;

2
common/modules/util.jsm
View File

@@ -1672,7 +1672,7 @@ var Util = Module("Util", XPCOM([Ci.nsIObserver, Ci.nsISupportsWeakReference]),
if (nodes && node.@key)
nodes[node.@key] = domnode;
if (node.@highlight)
if ("@highlight" in node)
highlight.highlightNode(domnode, String(node.@highlight), nodes || true);
return domnode;
default: