Guard against missing first size

WordPress · Oct 13, 2022 · 6495837 · 6495837
1 parent ab52205
commit 6495837
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/packages/components/src/font-size-picker/index.tsx b/packages/components/src/font-size-picker/index.tsx
@@ -156,7 +156,7 @@ const UnforwardedFontSizePicker = (
 	// operates in a legacy "unitless" mode where UnitControl can only be used
 	// to select px values and onChange() is always called with number values.
 	const hasUnits =
-		typeof value === 'string' || typeof fontSizes[ 0 ].size === 'string';
+		typeof value === 'string' || typeof fontSizes[ 0 ]?.size === 'string';
 
 	const [ valueNumber, valueUnit ] = parseNumberAndUnitFromSize( value );
 	const isValueUnitRelative =