Fix psalm-assert-is-false example (#5659)

vimeo · Apr 22, 2021 · 3d908ed · 3d908ed
1 parent 0d524ec
commit 3d908ed
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/docs/annotating_code/adding_assertions.md b/docs/annotating_code/adding_assertions.md
@@ -67,7 +67,7 @@ function isValidB(A $a) : bool {
  * @psalm-assert-if-false B $a
  */
 function isInvalidB(A $a) : bool {
-    return $a instanceof B || !$a->isValid();
+    return !$a instanceof B || !$a->isValid();
 }
 
 function takesA(A $a) : void {