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Recognize new-style iterators in util.objectToString.

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This commit is contained in:
Kris Maglione
2014-02-22 14:26:52 -08:00
parent c59f873634
commit 414a165e9c
3 changed files with 12 additions and 4 deletions
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3
common/content/tabs.js
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@@ -27,7 +27,8 @@ var Tabs = Module("tabs", {
config.tabStrip.collapsed = true;
this.tabStyle = styles.system.add("tab-strip-hiding", config.styleableChrome,
(config.tabStrip.id ? "#" + config.tabStrip.id : ".tabbrowser-strip") +
(config.tabStrip.id ? "#" + config.tabStrip.id
: ".tabbrowser-strip") +
"{ visibility: collapse; }",
false, true);

4
common/modules/base.jsm
View File

@@ -1426,7 +1426,7 @@ function octal(decimal) parseInt(decimal, 8);
* @param {nsIJSIID} iface The interface to which to query all elements.
* @returns {Generator}
*/
let _iterator = "@@iterator" in [] ? "@@iterator" : "iterator";
iter.iteratorProp = "@@iterator" in [] ? "@@iterator" : "iterator";
function iter(obj, iface) {
if (arguments.length == 2 && iface instanceof Ci.nsIJSIID)
return iter(obj).map(item => item.QueryInterface(iface));
@@ -1444,7 +1444,7 @@ function iter(obj, iface) {
;
else if (isinstance(obj, [Ci.nsIDOMHTMLCollection, Ci.nsIDOMNodeList]))
res = array.iterItems(obj);
else if (_iterator in obj && callable(obj[_iterator]) && !("__iterator__" in obj))
else if (iter.iteratorProp in obj && callable(obj[iter.iteratorProp]) && !("__iterator__" in obj))
res = (x for (x of obj));
else if (ctypes && ctypes.CData && obj instanceof ctypes.CData) {
while (obj.constructor instanceof ctypes.PointerType)

9
common/modules/util.jsm
View File

@@ -1033,12 +1033,18 @@ var Util = Module("Util", XPCOM([Ci.nsIObserver, Ci.nsISupportsWeakReference]),
// window.content often does not want to be queried with "var i in object"
try {
let hasValue = !("__iterator__" in object || isinstance(object, ["Generator", "Iterator"]));
if (object.dactyl && object.modules && object.modules.modules == object.modules) {
object = Iterator(object);
hasValue = false;
}
let keyIter = object;
if ("__iterator__" in object && !callable(object.__iterator__))
if (iter.iteratorProp in object) {
keyIter = (k for (k of object));
hasValue = false;
}
else if ("__iterator__" in object && !callable(object.__iterator__))
keyIter = keys(object);
for (let i in keyIter) {
@@ -1047,6 +1053,7 @@ var Util = Module("Util", XPCOM([Ci.nsIObserver, Ci.nsISupportsWeakReference]),
value = object[i];
}
catch (e) {}
if (!hasValue) {
if (isArray(i) && i.length == 2)
[i, value] = i;