[RNMobile] Fix crash related to accessing undefined value in `TextCol…

…orEdit` (#55664)

* Guard `hasColorsToChoose` against potential `colors` undefined value

* Avoid returning undefined in `useMobileGlobalStylesColors`

* Update `react-native-editor` changelog

packages/components/src/mobile/global-styles-context/utils.native.js

@@ -11,6 +11,7 @@ import {
 	getPxFromCssUnit,
 	useSettings,
 	useMultipleOriginColorsAndGradients,
+	SETTINGS_DEFAULTS,
 } from '@wordpress/block-editor';
 
 export const BLOCK_STYLE_ATTRIBUTES = [
@@ -355,13 +356,17 @@ export function useMobileGlobalStylesColors( type = 'colors' ) {
 		[]
 	);
 	// Default editor colors/gradients if it's not a block-based theme.
-	const colorPalette =
+	const defaultPaletteSetting =
 		type === 'colors' ? 'color.palette' : 'color.gradients';
-	const [ editorDefaultPalette ] = useSettings( colorPalette );
+	const [ defaultPaletteValue ] = useSettings( defaultPaletteSetting );
+	// In edge cases, the default palette might be undefined. To avoid
+	// exceptions across the editor in that case, we explicitly return
+	// the default editor colors.
+	const defaultPalette = defaultPaletteValue ?? SETTINGS_DEFAULTS.colors;
 
 	return availableThemeColors.length >= 1
 		? availableThemeColors
-		: editorDefaultPalette;
+		: defaultPalette;
 }
 
 export function getColorsAndGradients(

packages/react-native-editor/CHANGELOG.md

@@ -11,6 +11,7 @@ For each user feature we should also add a importance categorization label  to i
 
 ## Unreleased
 -   [*] Fix error when pasting deeply nested structure content [#55613]
+-   [*] Fix crash related to accessing undefined value in `TextColorEdit` [#55664]
 
 ## 1.107.0
 -   [*] Social Icons: Fix visibility of inactive icons when used with block based themes in dark mode [#55398]