docs: Fixed typo in code comment (#15812)

AddisonG · web-flow · commit 9ecd42f36462 · 2022-04-27T01:22:05.000-04:00
diff --git a/docs/src/rules/no-constant-binary-expression.md b/docs/src/rules/no-constant-binary-expression.md
@@ -12,7 +12,7 @@ Comparisons which will always evaluate to true or false and logical expressions
 These errors are especially common in complex expressions where operator precedence is easy to misjudge. For example:
 
 ```js
-// One might think this would evaluate as `x + (b ?? c)`:
+// One might think this would evaluate as `a + (b ?? c)`:
 const x = a + b ?? c;
 
 // But it actually evaluates as `(a + b) ?? c`. Since `a + b` can never be null,
