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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 17:32:43 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 17:32:43 +0000
commit6bf0a5cb5034a7e684dcc3500e841785237ce2dd (patch)
treea68f146d7fa01f0134297619fbe7e33db084e0aa /docs/code-quality/lint/linters/eslint-plugin-mozilla/use-chromeutils-generateqi.rst
parentInitial commit. (diff)
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Adding upstream version 1:115.7.0.upstream/1%115.7.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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+use-chromeutils-generateqi
+==========================
+
+Reject use of ``XPCOMUtils.generateQI`` and JS-implemented QueryInterface
+methods in favor of ``ChromeUtils``.
+
+Examples of incorrect code for this rule:
+-----------------------------------------
+
+.. code-block:: js
+
+ X.prototype.QueryInterface = XPCOMUtils.generateQI(["nsIMeh"]);
+ X.prototype = { QueryInterface: XPCOMUtils.generateQI(["nsIMeh"]) };
+ X.prototype = { QueryInterface: function QueryInterface(iid) {
+ if (
+ iid.equals(Ci.nsISupports) ||
+ iid.equals(Ci.nsIMeh) ||
+ iid.equals(nsIFlug) ||
+ iid.equals(Ci.amIFoo)
+ ) {
+ return this;
+ }
+ throw Components.Exception("", Cr.NS_ERROR_NO_INTERFACE);
+ } };
+
+
+Examples of correct code for this rule:
+---------------------------------------
+
+.. code-block:: js
+
+ X.prototype.QueryInterface = ChromeUtils.generateQI(["nsIMeh"]);
+ X.prototype = { QueryInterface: ChromeUtils.generateQI(["nsIMeh"]) }