summaryrefslogtreecommitdiffstats
path: root/docs/code-quality/lint/linters/eslint-plugin-mozilla/balanced-listeners.rst
diff options
context:
space:
mode:
Diffstat (limited to 'docs/code-quality/lint/linters/eslint-plugin-mozilla/balanced-listeners.rst')
-rw-r--r--docs/code-quality/lint/linters/eslint-plugin-mozilla/balanced-listeners.rst20
1 files changed, 20 insertions, 0 deletions
diff --git a/docs/code-quality/lint/linters/eslint-plugin-mozilla/balanced-listeners.rst b/docs/code-quality/lint/linters/eslint-plugin-mozilla/balanced-listeners.rst
new file mode 100644
index 0000000000..f53c11e7aa
--- /dev/null
+++ b/docs/code-quality/lint/linters/eslint-plugin-mozilla/balanced-listeners.rst
@@ -0,0 +1,20 @@
+balanced-listeners
+==================
+
+Checks that for every occurrence of 'addEventListener' or 'on' there is an
+occurrence of 'removeEventListener' or 'off' with the same event name.
+
+Examples of incorrect code for this rule:
+-----------------------------------------
+
+.. code-block:: js
+
+ elt.addEventListener('click', handler, false);
+
+Examples of correct code for this rule:
+---------------------------------------
+
+.. code-block:: js
+
+ elt.addEventListener('event', handler);
+ elt.removeEventListener('event', handler);