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normalise comparisons with undefined

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This commit is contained in:
Doug Kearns
2008-10-09 10:52:19 +00:00
parent b9a24708c5
commit 8c585cd560
6 changed files with 10 additions and 10 deletions
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2
content/buffer.js
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@@ -1045,7 +1045,7 @@ liberator.Buffer = function () //{{{
// 0 if loading, 1 if loaded or 2 if load failed
get loaded()
{
if (typeof window.content.document.pageIsFullyLoaded != "undefined")
if (window.content.document.pageIsFullyLoaded !== undefined)
return window.content.document.pageIsFullyLoaded;
else
return 0; // in doubt return "loading"

6
content/events.js
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@@ -361,7 +361,7 @@ liberator.Events = function () //{{{
function exitPopupMode()
{
// gContextMenu is set to NULL by Firefox, when a context menu is closed
if (typeof gContextMenu != "undefined" && gContextMenu == null && !activeMenubar)
if (gContextMenu !== undefined && gContextMenu == null && !activeMenubar)
liberator.modes.remove(liberator.modes.MENU);
}
function enterMenuMode()
@@ -520,7 +520,7 @@ liberator.Events = function () //{{{
{
setTimeout(function () {
var focused = document.commandDispatcher.focusedElement;
if (focused && (typeof focused.value != "undefined") && focused.value.length == 0)
if (focused && (focused.value !== undefined) && focused.value.length == 0)
focused.blur();
}, 100);
}
@@ -718,7 +718,7 @@ liberator.Events = function () //{{{
// removeEventListeners() to avoid mem leaks
liberator.dump("TODO: remove all eventlisteners");
if (typeof getBrowser != "undefined")
if (getBrowser !== undefined)
getBrowser().removeProgressListener(this.progressListener);
window.removeEventListener("popupshown", enterPopupMode, true);

4
content/mail.js
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@@ -814,9 +814,9 @@ liberator.Mail = function () //{{{
if (!filter)
filter = "";
if (typeof includeServers == "undefined")
if (includeServers === undefined)
includeServers = false;
if (typeof includeMsgFolders == "undefined")
if (includeMsgFolders === undefined)
includeMsgFolders = true;
var tree = GetFolderTree();

2
content/muttator.js
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@@ -182,7 +182,7 @@ liberator.config = { //{{{
// XXX: Hack!
window.document.addEventListener("load", function ()
{
if (typeof window.messageWasEditedExternally == "undefined")
if (window.messageWasEditedExternally === undefined)
{
window.messageWasEditedExternally = false;
GetCurrentEditor().addDocumentStateListener(stateListener);

4
content/options.js
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@@ -109,7 +109,7 @@ liberator.Option = function (names, description, type, defaultValue, extraInfo)
let tmpValue = newValue;
newValue = this.setter.call(this, newValue);
if (typeof newValue == "undefined")
if (newValue === undefined)
{
newValue = tmpValue;
liberator.log("DEPRECATED: '" + this.name + "' setter should return a value");
@@ -316,7 +316,7 @@ liberator.Options = function () //{{{
}
var expr = liberator.evalExpression(matches[4]);
if (typeof expr == "undefined")
if (expr === undefined)
{
liberator.echoerr("E15: Invalid expression: " + matches[4]);
return;

2
content/tabs.js
View File

@@ -884,7 +884,7 @@ liberator.Tabs = function () //{{{
else
{
buffer = lastBufferSwitchArgs;
if (typeof allowNonUnique == "undefined" || allowNonUnique == null)
if (allowNonUnique === undefined || allowNonUnique == null) // XXX
allowNonUnique = lastBufferSwitchSpecial;
}