fix(0.74, UBSAN): ensure [RCTUITextField validAttributesForMarkedText] is nonnull (#2518)

Saadnajmi · web-flow · commit 7b977d01e485 · 2025-07-01T10:39:28.000-07:00
Backport of #2515 to 0.74-stable
diff --git a/packages/react-native/Libraries/Text/TextInput/Singleline/RCTUITextField.mm b/packages/react-native/Libraries/Text/TextInput/Singleline/RCTUITextField.mm
@@ -153,7 +153,7 @@ - (BOOL)hasMarkedText
 
 - (NSArray<NSAttributedStringKey> *)validAttributesForMarkedText
 {
-	return ((NSTextView *)self.currentEditor).validAttributesForMarkedText;
+	return ((NSTextView *)self.currentEditor).validAttributesForMarkedText ?: @[];
 }
 
 #endif // macOS]

Original file line number	Diff line number	Diff line change
`@@ -153,7 +153,7 @@ - (BOOL)hasMarkedText`
`153`	`153`
`154`	`154`	`- (NSArray<NSAttributedStringKey> *)validAttributesForMarkedText`
`155`	`155`	`{`
`156`		`- return ((NSTextView *)self.currentEditor).validAttributesForMarkedText;`
	`156`	`+ return ((NSTextView *)self.currentEditor).validAttributesForMarkedText ?: @[];`
`157`	`157`	`}`
`158`	`158`
`159`	`159`	`#endif // macOS]`