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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
commit36d22d82aa202bb199967e9512281e9a53db42c9 (patch)
tree105e8c98ddea1c1e4784a60a5a6410fa416be2de /docs/code-quality/lint/linters/eslint-plugin-mozilla/use-cc-etc.rst
parentInitial commit. (diff)
downloadfirefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz
firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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+use-cc-etc
+======================
+
+This requires using ``Cc`` rather than ``Components.classes``, and the same for
+``Components.interfaces``, ``Components.results`` and ``Components.utils``.
+This has a slight performance advantage by avoiding the use of the dot.
+
+Examples of incorrect code for this rule:
+-----------------------------------------
+
+.. code-block:: js
+
+ let foo = Components.classes['bar'];
+ let bar = Components.interfaces.bar;
+ Components.results.NS_ERROR_ILLEGAL_INPUT;
+ Components.utils.reportError('fake');
+
+Examples of correct code for this rule:
+---------------------------------------
+
+.. code-block:: js
+
+ let foo = Cc['bar'];
+ let bar = Ci.bar;
+ Cr.NS_ERROR_ILLEGAL_INPUT;
+ Cu.reportError('fake');